When searching for a rackmount server, you’re looking for a powerful, scalable solution that fits into a standard data center rack. The best options balance performance, expandability, and reliability, but they vary widely in price and features. The HP ProLiant DL360 G7 stands out for its legacy reliability, while the Dell PowerEdge R640 offers cutting-edge hardware for demanding workloads. Buyers often face tradeoffs between cost, speed, and ease of maintenance—continue reading for a detailed comparison that clarifies your best choice.
Key Takeaways
- Performance varies significantly across models, with newer Dell R640 and R740 options offering the most recent hardware improvements.
- Price often correlates with expandability and advanced features; premium models include more RAM capacity and faster processors.
- Redundant power supplies and RAID configurations are common in higher-end models, boosting reliability but increasing cost.
- Compact 1U designs favor space efficiency but may limit internal expansion, while 2U models provide more drive bays and upgrade options.
- Renewed or refurbished units can offer excellent value but may lack the latest hardware and warranties.
| rackmount server | Processor | Form Factor | RAM |
|---|---|---|---|
| HP ProLiant DL360 G7 1U Rackmo | Dual Xeon X5675 6-Core 3.06 GHz | — | — |
| PowerEdge Dell R640 Server wit | 2x Intel Xeon Gold 6126 2.6GHz | 2.5" SFF 8-bay | — |
| Dell PowerEdge R640 8-Bay SFF | 2.10GHz 16-Core | — | — |
| HP ProLiant DL360 G7 1U Rackmo | 2x Xeon X5650 2.66GHz | — | — |
| Dell PowerEdge R640 Server | 2x Xeon Gold 6134 3.2GHz | 1U Rackmount | — |
| Dell PowerEdge R620 Server 2.2 | 2x Intel Xeon E5-2660 8-Core 2.20GHz | 8-bay 2.5-inch | 128GB DDR3 |
| Dell PowerEdge R730xd Server 2 | 2x Intel Xeon E5-2690 v4 2.6GHz (14 cores each) | — | 128GB DDR4 |
| Dell PowerEdge R730XD Server | 2x Intel Xeon E5-2670 v3, 2.30GHz | 2U Rack Server | 128GB DDR4 |
| HP ProLiant DL360 G9 Server wi | 2x Intel Xeon E5-2650 v3 2.30GHz | Rack Mount | 32GB DDR4 |
| Dell PowerEdge R740 8-Bay SFF | 2x Intel Xeon Gold 6152 22-Core | 8-Bay 2.5" SFF | 288GB DDR4 |
| Dell PowerEdge R640 10B SFF Se | 2.00GHz | SFF | 64GB |
More Details on Our Top Picks
HP ProLiant DL360 G7 1U Rackmount Server – Dual Xeon X5675 3.06GHz, 72GB RAM, 4x900GB SAS HDD, P410i RAID, Dual GigaBit NIC, Redundant Power Supplies (Renewed)
This HP ProLiant DL360 G7 stands out for its proven reliability in enterprise settings, especially for those managing legacy hardware. Compared with the newer PowerEdge R640, it offers a more traditional setup but lacks modern features like high efficiency or advanced management tools. Its dual Xeon X5675 processors deliver solid performance for demanding workloads, while the 72GB RAM supports multitasking. However, being an older generation, it misses out on newer interfaces and energy efficiency, and as a renewed product, its warranty may be limited. Tradeoffs include potential compatibility issues with recent software and the need for manual upgrades, which might not be suitable for rapidly evolving environments.
Pros:- Reliable performance with dual Xeon X5675 CPUs
- Ample 72GB RAM supports demanding workloads
- Redundant power supplies enhance uptime
- Supports RAID for data redundancy
Cons:- Older hardware may lack modern connectivity features
- Limited warranty due to renewed status
- Hard drives and memory upgrades require installation time
Best for: Organizations requiring proven, stable hardware for legacy applications or controlled environments with existing infrastructure.
Not ideal for: Startups or data centers looking for cutting-edge tech with modern features and energy efficiency.
- Processor:Dual Xeon X5675 6-Core 3.06 GHz
- Memory:72GB DDR3
- Storage:4 x 900GB 10K SAS HDD
- RAID:HP Smart Array P410i
- Network:4x GigaBit NIC
- Power:Redundant Power Supplies
Our verdict“This server suits legacy enterprise environments prioritizing stability over cutting-edge features.”
PowerEdge Dell R640 Server with Dual Intel Xeon Gold 6126, 128GB RAM, and 4x 1.2TB SAS HDD
This PowerEdge R640 offers a leap forward with its dual Intel Xeon Gold 6126 processors and 128GB RAM, making it ideal for high-demand, modern workloads. Compared to the HP DL360 G7, it benefits from newer hardware, a more recent BIOS, and expanded expandability, especially with its support for faster SAS drives. Its 2.6GHz cores provide strong performance, but the absence of integrated graphics or GPU support limits use cases requiring accelerated graphics. Power consumption may be higher due to its robust hardware, but this is a tradeoff for its performance. It’s an excellent choice for data centers needing scalable, reliable hardware that supports demanding applications.
Pros:- Dual Xeon Gold 6126 processors for demanding tasks
- 128GB DDR4 RAM supports large datasets
- Updated hardware with newer BIOS and firmware
- Supports high-capacity SAS drives
Cons:- Potentially higher power consumption
- No integrated GPU or advanced graphics support
- Higher purchase cost compared to older models
Best for: Data centers or enterprises investing in scalable, high-performance servers for demanding workloads.
Not ideal for: Small businesses or environments with strict power restrictions or limited budgets, due to higher energy costs.
- Processor:2x Intel Xeon Gold 6126 2.6GHz
- Memory:128GB DDR4
- Hard Drives:4x 1.2TB SAS 10K
- Form Factor:2.5″ SFF 8-bay
- Warranty:2-year on drives
- Network:Standard integrated NICs
Our verdict“This server excels in modern, high-performance settings where scalability and speed are priorities.”
Dell PowerEdge R640 8-Bay SFF Server 2.10GHz 16-Core 64GB RAM Rails Caddies (Renewed)
The Dell PowerEdge R640 8-Bay is tailored for environments needing a balance of performance and density. Its 16-core processor and 64GB RAM make it suitable for virtualization, but it falls short for large-scale datasets compared to models with more memory. The inclusion of rails and caddies simplifies rack deployment, and as a renewed product, it offers good value. However, the absence of detailed storage capacity and potential higher power usage due to its older hardware means it’s best suited for flexible, mid-tier data centers rather than heavy-duty enterprise workloads.
Pros:- Powerful 16-core processor for multitasking
- Includes rails and caddies for easy rack installation
- 8 hot-swappable bays support flexible storage expansion
- Renewed status offers cost savings
Cons:- Limited RAM for very large datasets
- No detailed storage capacity info
- Potentially higher power consumption
Best for: Mid-sized data centers or virtualization hosts needing a compact, reliable server with quick deployment features.
Not ideal for: Large-scale data processing or applications requiring significant memory capacity.
- Processor:2.10GHz 16-Core
- Memory:64GB RAM
- Bay Count:8-Bay SFF
- Condition:Renewed
- Includes:Rails and caddies
Our verdict“Ideal for virtualization environments where space and deployment speed matter most.”
HP ProLiant DL360 G7 1U Rackmount Server with Dual Xeon X5650, 32GB RAM, 8x146GB SAS Drives, P410i RAID, Dual GigaBit NIC, Dual Power Supplies
This HP ProLiant DL360 G7 with dual Xeon X5650 processors offers a cost-effective way to support enterprise applications on a 1U form factor. Compared to the PowerEdge R640, it provides a more budget-friendly option but lacks the latest hardware efficiencies. Its 8 SAS drives and RAID support make it suitable for storage-focused tasks, although the 10K RPM drives limit speed compared to SSDs. The dual power supplies improve reliability, but the older hardware and absence of modern interfaces could hinder compatibility with current infrastructure needs.
Pros:- Cost-effective dual Xeon X5650 CPUs
- Redundant dual power supplies
- Supports RAID for data security
- Compact 1U form factor
Cons:- Older generation hardware limits performance
- SAS drives are slower than SSDs
- No modern connectivity features
Best for: Small to medium businesses seeking affordable enterprise storage solutions with redundancy.
Not ideal for: High-performance or high-density environments requiring the latest hardware and faster storage options.
- Processor:2x Xeon X5650 2.66GHz
- Memory:32GB
- Drives:8 x 146GB SAS
- RAID:P410i
- Network:Dual GigaBit NIC
- Power:Dual supplies
Our verdict“A practical choice for budget-conscious enterprises needing reliable, basic storage capacity.”
Dell PowerEdge R640 Server, 2x Intel Xeon Gold 6134 3.2GHz, 32GB RAM, 8-Bay 1U Rackmount
The PowerEdge R640 with Xeon Gold 6134 processors provides a strong mix of speed and expandability for enterprise workloads. Compared to the HP DL360 G7, it boasts newer hardware with better energy efficiency and support for modern storage and networking. Its 8 drive bays are perfect for scalable storage, though the 32GB RAM might limit large in-memory datasets without upgrades. This server is well-suited for environments where high CPU power and future expandability are priorities, but it may be overkill for smaller or less demanding setups.
Pros:- Powerful dual Xeon Gold 6134 processors
- Expandable with 8 drive bays
- Supports enterprise-level workloads
- Modern DDR4 memory support
Cons:- Limited RAM at 32GB without upgrades
- Additional drives must be purchased separately
- Potentially higher initial investment
Best for: Enterprises needing high CPU performance and flexible storage for critical applications.
Not ideal for: Small setups or environments on tight budgets, due to its higher cost and limited RAM out of the box.
- Processor:2x Xeon Gold 6134 3.2GHz
- Cores:16 cores total
- Memory:32GB DDR4
- Drive Bays:8
- Form Factor:1U Rackmount
- Expansion:Supports multiple storage and network options
Our verdict“This server makes the most sense for high-demand enterprise environments requiring speed and scalability.”
Dell PowerEdge R620 Server 2.20GHz 16-Core 128GB RAM 4x 600GB SAS (Renewed)
The PowerEdge R620 stands out for its robust combination of dual Xeon E5-2660 processors and 128GB DDR3 RAM, offering solid performance for mid-sized enterprise tasks. Compared to the R730xd, it provides a more compact 8-bay design, which favors space-constrained environments, but its older DDR3 memory may lag behind newer DDR4 options in speed and efficiency. Its redundant power supplies enhance reliability, yet being a renewed product, it might come with limited warranty coverage. This server is ideal for those needing dependable performance without the latest hardware innovations.
Pros:- High-performance dual Xeon E5 processors
- Large 128GB DDR3 RAM capacity
- Redundant power supplies for increased uptime
- Expandable 8-bay storage design
Cons:- Older DDR3 memory technology may limit speed
- Renewed product might have limited warranty or support
- Potentially overpowered for small-scale use
Best for: IT managers seeking a reliable, expandable server for medium enterprise workloads within a constrained space.
Not ideal for: Small startups or home labs that don’t require enterprise-grade features and prefer newer memory technology.
- Processor:2x Intel Xeon E5-2660 8-Core 2.20GHz
- RAM:128GB DDR3
- Storage:4x 600GB 10K SAS
- Form Factor:8-bay 2.5-inch
- Management:iDRAC7 Express
- Power Supply:2x 750W Redundant
Our verdict“This server fits well for mid-sized enterprises needing reliable, expandable hardware with legacy memory support.”
Dell PowerEdge R730xd Server 24B SFF 2U, 2x Intel Xeon E5-2690 v4 2.6GHz, 128GB DDR4 RAM, 4x 1.2TB 10K SAS HDD, H730P 2GB RAID, Dual Power Supplies, Dual 10Gb + 1Gb NIC
The R730xd excels with its dual Xeon E5-2690 v4 processors and substantial 128GB DDR4 RAM, making it a strong choice for demanding enterprise applications. Its multiple high-speed network interfaces, including dual 10Gb ports, give it an edge over models like the R620, which lacks such advanced connectivity. However, it doesn’t include pre-installed drives, requiring additional investment, and its high power consumption might be a concern for energy-conscious setups. This pick is best suited for environments that demand both raw power and advanced networking capabilities.
Pros:- Powerful dual Xeon E5-2690 v4 processors
- Ample 128GB DDR4 RAM for multitasking
- Multiple 10Gb and 1Gb network interfaces
- Supports extensive enterprise workloads
Cons:- No included drives, additional purchase needed
- High power consumption
- Requires technical expertise for setup
Best for: Enterprise IT environments requiring high compute power and multiple high-speed network links.
Not ideal for: Small offices or home users who need simple, low-cost server solutions with minimal network needs.
- Processor:2x Intel Xeon E5-2690 v4 2.6GHz (14 cores each)
- RAM:128GB DDR4
- Storage:4x 1.2TB 10K SAS drives
- RAID Controller:H730P 2GB
- Network:2x 10Gb SFP+ + 2x 1Gb RJ45
- Power Supply:2x 750W
Our verdict“This server is ideal for demanding enterprise environments needing high processing and networking performance.”
Dell PowerEdge R730XD Server – 2x E5-2670 v3, 128GB RAM, 12 Trays (Renewed)
The R730XD with 12 drive trays and dual Xeon E5-2670 v3 processors offers extensive storage capacity, making it an excellent choice for data-heavy environments. Its 24 cores and 128GB RAM support demanding workloads, but the absence of included drives means additional investment is necessary to realize its full potential. Designed for enterprise use, this model’s renewed status might raise questions about warranty support. Compared to smaller models like the R620, its focus on storage makes it ideal for archival or big data tasks, though it might be excessive for less storage-dependent applications.
Pros:- Dual Xeon E5-2670 v3 processors with 24 cores
- 12 drive trays for huge storage capacity
- Large 128GB DDR4 RAM
- Renewed reliability for enterprise deployments
Cons:- No pre-installed drives, additional costs
- Designed primarily for storage and enterprise use
- Overkill for small-scale or home setups
Best for: Organizations needing large storage arrays and high core counts for enterprise data management.
Not ideal for: Users seeking a compact, all-in-one server solution or those with limited storage requirements.
- Processor:2x Intel Xeon E5-2670 v3, 2.30GHz
- RAM:128GB DDR4
- Drive Trays:12x 3.5 inch
- Form Factor:2U Rack Server
- Operating System:Supports all Windows Server versions
- Power Supply:Dual 750W
Our verdict“This server suits large data storage needs while providing robust processing power for enterprise environments.”
HP ProLiant DL360 G9 Server with Dual Intel Xeon E5-2650 v3, 32GB RAM, P440 RAID, 4x 600GB SAS Drives
The HP ProLiant DL360 G9 features dual Xeon E5-2650 v3 processors and 32GB DDR4 RAM, providing a balanced setup suited for a variety of enterprise tasks. Its included P440 RAID controller and SAS drives ensure reliable data handling, making it a dependable choice for those prioritizing data integrity. While its performance is solid, the limited RAM might restrict high-memory workloads compared to larger models like the R730xd. Its rack-mount form factor requires proper setup, and no additional expansion options are specified. This server is perfect for organizations needing a reliable, mid-range rack server with enterprise-grade storage.
Pros:- Dual Xeon E5-2650 v3 processors for balanced processing
- Includes enterprise-grade P440 RAID controller
- Redundant power supplies for uptime
- Pre-configured SAS drives for immediate deployment
Cons:- Limited 32GB RAM may restrict heavy multitasking
- No mention of expansion beyond existing drives
- Requires rack setup and maintenance
Best for: Mid-sized businesses requiring a balanced server for data management and moderate workloads.
Not ideal for: High-performance computing or environments that demand large memory footprints or extensive expansion.
- Processor:2x Intel Xeon E5-2650 v3 2.30GHz
- RAM:32GB DDR4
- Hard Drives:4x 600GB SAS
- RAID Controller:P440
- Power Supply:2x 800W
- Form Factor:Rack Mount
Our verdict“This server offers a well-rounded solution for enterprise storage and moderate processing needs.”
Dell PowerEdge R740 8-Bay SFF Server 2.10GHz 44-Core 288GB RAM (Renewed)
The R740 with 288GB RAM and dual Xeon Gold 6152 processors provides exceptional processing capacity for data center environments. Its 44-core setup surpasses many models like the R730xd in core count, making it ideal for virtualization, large database applications, or AI workloads. Its supporting features, such as remote iDRAC9 management and included power supplies, make deployment easier, even if it lacks storage drives—additional drives are needed for full storage solutions. Compared with earlier models, this server’s newer, more efficient hardware makes it a clear choice for intensive enterprise computing.
Pros:- High-core-count dual Xeon Gold processors
- Extensive 288GB DDR4 RAM
- Includes remote management with iDRAC9
- Supports enterprise-grade workloads
Cons:- No storage drives included, additional purchase needed
- Higher cost due to advanced hardware
- Requires additional drives for storage
Best for: Data centers or large enterprise IT needing maximum compute power with substantial memory support.
Not ideal for: Small businesses or home labs that do not require such high core counts and advanced management features.
- Processor:2x Intel Xeon Gold 6152 22-Core
- RAM:288GB DDR4
- Form Factor:8-Bay 2.5″ SFF
- Power Supplies:2x 750W Platinum
- Management:iDRAC9 Express
- Included:Rails, power cords, documentation
Our verdict“This server is tailored for high-end enterprise environments demanding maximum processing and memory performance.”
Dell PowerEdge R640 10B SFF Server 2.00GHz 40-Core 64GB RAM 600GB Storage (Renewed)
This Dell PowerEdge R640 stands out for delivering a powerful 40-core processor, making it ideal for demanding enterprise tasks. Compared with the R640 with dual Xeon Gold 6126, it offers comparable processing power but with less RAM (64GB vs. 128GB), which might limit multitasking for some users. Its 600GB storage is sufficient for many applications but falls short for those needing extensive data storage. The renewed condition ensures cost savings, yet the absence of detailed included accessories raises questions about complete setup readiness. The high core count is excellent for virtualization and heavy computing, but the potential for increased power consumption and limited storage capacity means it’s best suited for environments where processing speed outweighs storage needs.
Pros:- Exceptional 40-core processor for multitasking and virtualization
- Large 64GB RAM supports demanding applications
- Renewed quality assurance offers cost-effective high performance
Cons:- Limited storage capacity for heavy data storage needs
- Lack of detailed info on included accessories may complicate deployment
- Potentially higher power consumption compared to lower-core models
Best for: IT professionals managing demanding workloads in data centers or enterprise environments who prioritize raw processing power.
Not ideal for: Small businesses or users with extensive storage requirements, as the 600GB limit may be restrictive.
- Processor:2.00GHz
- Cores:40
- RAM:64GB
- Storage:600GB
- Form Factor:SFF
- Condition:Renewed
Our verdict“This server is best for enterprises needing high core counts and processing power, with some tradeoffs on storage and energy use.”
How We Picked
Our evaluation focused on performance, build quality, expandability, ease of maintenance, and overall value. We prioritized models with recent hardware that can handle demanding workloads and offer good upgrade paths. Reliability features such as redundant power supplies and RAID are essential for business-critical environments. We also considered price-to-performance ratios, ensuring that each pick provides meaningful value for its tier. The rankings reflect a balance between new and refurbished options, recognizing that different buyers have different budget and performance needs.
Factors to Consider When Choosing Rackmount Server
Choosing the right rackmount server involves several key considerations that extend beyond just hardware specs. Understanding your workload, future growth plans, and maintenance capabilities can help you select a model that fits your technical and budgetary requirements. Here are the main factors to keep in mind when making your decision.
Performance and Processor Choice
The CPU determines how well your server handles intensive tasks. Modern multi-core processors like Intel Xeon Gold series provide better multitasking and faster data processing. However, higher-performance CPUs come at a premium, so consider your workload’s demands—if you run heavy applications or virtualize extensively, investing in a more powerful processor makes sense. For lighter tasks, mid-range CPUs may suffice, saving costs without sacrificing necessary performance.
Memory and Storage Capacity
RAM impacts how many concurrent tasks your server can manage smoothly. Aim for at least 64GB if running multiple virtual machines or data-heavy applications, but larger capacities like 128GB or more are common in premium models. Storage options also matter; SSDs provide faster data access, while SAS drives offer greater capacity. Balance your need for speed versus storage space, and consider future upgrade potential—some models allow adding more drives or RAM easily.
Expandability and Drive Bays
Depending on your growth plans, expandability features like additional drive bays, PCIe slots, and RAM slots are vital. 2U models generally provide more room for drives and upgrades, suitable for data-intensive tasks. Conversely, 1U servers save space but often limit internal expansion. Think about your long-term needs—buying a slightly larger chassis now can save costs later if your storage or processing needs grow.
Reliability and Redundancy
Features such as redundant power supplies, RAID configurations, and hot-swappable components improve uptime and ease maintenance. For mission-critical environments, these features justify higher costs, but they may be unnecessary for small-scale or non-production setups. Remember, greater reliability often means increased initial investment, but it can reduce costly downtime down the line.
Budget and Total Cost of Ownership
While premium models pack powerful hardware, they also carry higher upfront costs. Refurbished or older models can offer savings but may lack the latest features or warranties. Consider ongoing costs such as energy consumption, maintenance, and support. Striking the right balance between initial investment and long-term operational expenses is key to selecting a server that provides value over its lifespan.
Frequently Asked Questions
Can I upgrade components in a rackmount server later?
Most rackmount servers are designed for future upgradeability, including RAM, storage drives, and PCIe cards. However, the extent of upgrade options varies; some compact 1U models limit internal expansion, while 2U or larger chassis typically offer more slots and bays. It’s important to verify compatibility and maximum supported capacities before purchasing, especially if you anticipate future growth or changing needs.
Are refurbished or used rackmount servers reliable enough for production?
Refurbished rackmount servers can deliver excellent value, especially if sourced from reputable vendors with warranties. Many refurbished units undergo thorough testing and refurbishment, making them reliable for less critical environments or smaller workloads. However, they may lack the latest hardware features and may have limited support options. Carefully weigh the risks and benefits based on your specific uptime and performance requirements.
What’s the best way to balance performance and budget for a small business?
For small businesses, focusing on mid-range models with solid CPU and RAM configurations offers a good balance. Opting for refurbished or slightly older models can reduce costs without sacrificing essential performance. Prioritize reliability features like redundant power supplies and RAID, but avoid over-investing in high-end hardware that exceeds your current needs—scaling up gradually is often more cost-effective.
How important is rack compatibility and physical size?
Rack compatibility is fundamental; ensure the server matches your rack’s size (most commonly 1U or 2U). Consider future expansion plans—larger chassis provide more bays and slots but take up more space. Also, check for proper airflow and cooling features, as dense configurations can generate significant heat. Precise measurement and compatibility checks prevent costly mistakes during deployment.
Should I prioritize energy efficiency in my choice?
Energy efficiency can significantly impact total cost of ownership, especially for large-scale deployments. Look for servers with energy-saving features like low-power processors, efficient power supplies, and management tools for monitoring power consumption. While energy-efficient models might have a higher initial cost, they can reduce electricity bills and cooling requirements over time, offering long-term savings.
Conclusion
For most buyers, the Dell PowerEdge R640 emerges as the best overall choice thanks to its modern hardware and solid expandability, making it ideal for medium to large workloads. Budget-conscious buyers should consider refurbished models like some Dell R620 or R640 options, which provide strong performance at a lower price. Those seeking the best premium experience might lean toward the R740 with its higher core counts and memory capacity. Newcomers or smaller setups will appreciate the simplicity and reliability of the HP ProLiant DL360 G7. Ultimately, understanding your workload demands and future growth plans will guide you toward the perfect fit.
