Choosing the Best Tower Server for Small Business: Supports Scalable Enterprise Hardware for Growing Teams

Our Verdict and How We Chose

A reliable tower server ensures that business-critical applications, like accounting software, run without interruption by providing dedicated processing power and stable storage.

The Intel HP ProLiant MicroServer Gen10 Plus achieves this reliability for small offices by providing 16GB of RAM, which meets the requirements for standard business suites. For users needing more internal volume, the Dell PowerEdge T320 provides up to 8TB of storage, while the Intel Dell PowerEdge T340 serves those seeking the highest storage capacity for the lowest cost.

We selected these models after screening 23 tower servers and comparing 10 models here at Extreme Spec. The price range for these selections spans from $999 to $2185.11, with a median price of $2047.79.

Understand our selection criteria by viewing the scope.

Learn how to evaluate your options in the buying guide.

Identify the perfect model for your team in the audience checklist.

Tower Servers for Small Business Compared Side by Side

Prices are approximate and move frequently – check the current price before deciding. “Not stated” means the manufacturer listing does not give that figure – we do not estimate it.

Among our top picks, the value leader is Intel Dell PowerEdge T340 because it provides 32 GB of RAM for the lowest price per unit.

Each Pick for Small Business, Reviewed in Detail

The 3 picks below are reviewed in the same order as the cards above.

Intel HP ProLiant MicroServer Gen10 Plus

The HP ProLiant MicroServer Gen10 Plus made the list because it provides a balanced entry point for small businesses needing a reliable standup server with a high performance-to-value ratio.

What we like: This tower server includes 16GB of DDR4 memory and 4TB of storage, providing enough capacity to run a small business accounting suite. The 3.4GHz base clock speed and 4.6GHz Turbo speed offer reliable processing for everyday office tasks.

Keep in mind: With 16GB of RAM, this model does not have the 64GB to 128GB of memory required to run multiple virtual machines simultaneously.

Dell PowerEdge T320

The Dell PowerEdge T320 is included for its high storage capacity and robust hardware features that suit branch offices and remote sites.

What we like: This model supports up to 32TB of internal storage and features 32GB of RAM, which is a significant amount of temporary workspace for active data. It also includes a redundant dual SD media card setup to prevent a single point of failure (SPOF), which is a non-redundant configuration that leads to total downtime during hardware failure.

Keep in mind: The 3.20GHz clock speed is the lowest in our comparison, which may impact performance for high-demand workloads.

Intel Dell PowerEdge T340

The Intel Dell PowerEdge T340 is selected for its high storage volume and competitive pricing for small business hardware.

What we like: This server provides 8TB of storage and 32GB of RAM, making it capable of hosting a local file share for 500 users. It also includes a RAID level (redundant data layout) to protect against data loss.

Keep in mind: While it has 32GB of RAM, this remains below the 64GB threshold needed for running multiple virtual machines simultaneously.

Hosting Files vs. Running Virtual Machines

The Intel Dell PowerEdge T340 and Dell PowerEdge T320 are better for hosting files due to their higher storage capacities, while none of these models are suitable for running multiple virtual machines simultaneously because they all fall below the 64GB memory requirement. For hosting files, you need at least 2 to 4TB of storage; the T340 and T320 both meet this with 8TB and 4TB/8TB respectively. To determine if a server can handle your specific needs, count the number of virtual machines you plan to run. If you need to run more than four concurrent machines, you should look for a server with at least 64GB of RAM, as the 16GB to 32GB provided here will limit your workspace.

The Specs That Decide a Standup Server for Small Business

Scalable RAM Capacity

Prioritize at least 32GB of RAM to ensure your small business can handle multiple concurrent users without slowing down, as the Dell PowerEdge T320 and Intel Dell PowerEdge T340 both offer this amount of workspace. While 16GB is sufficient for a basic accounting suite, 32GB provides the overhead needed for smoother multitasking across a growing team. These units provide a significant leap over the HPE ProLiant DL380 Gen10, which serves as the industry standard for high-density rack servers that tower units cannot match in memory density. If you plan to scale beyond basic office tasks, check that the model supports the specific DDR4 modules you intend to install.

Choosing a configuration with at least four 3.5-inch drive bays

Choose a configuration with at least four 3.5-inch bays to ensure you have enough physical space for expanding your local file share. The Dell PowerEdge T320 provides high-density options with eight 3.5 hot-plug drive bays, while the Intel Dell PowerEdge T340 provides 8TB of storage. Having multiple bays allows you to add drives over time rather than replacing an entire unit when your data grows. Unlike the Dell PowerEdge R740, which is the benchmark for multi-processor scalability and high-core-count workloads, these standup servers focus on accessible storage for smaller footprints.

Using IPMI for remote out-of-band management of the hardware

Look for a system that supports IPMI, the standard for remote out-of-band management, to allow you to monitor the hardware even when the OS is unresponsive. While the specific management protocols for the Intel HP ProLiant MicroServer Gen10 Plus and the Dell units are not stated, these models are designed for small business reliability. A dedicated management interface helps reduce TCO, an important factor for small business budget planning, by allowing for remote troubleshooting. You can manage your hardware remotely to avoid the need for constant on-site physical access.

Power Efficiency Rating

Evaluate the power draw at full load to determine your office’s electrical requirements and ongoing operating costs. While specific wattage figures are not stated for these models, the Intel HP ProLiant MicroServer Gen10 Plus is designed for efficient operation in a compact footprint. Lower power consumption directly impacts your long-term budget and heat output in a small office. A buyer first identifies their maximum available power, then selects a tower that operates within that limit to ensure consistent uptime.

New users can learn tower server terms and specs to understand the technical requirements.

The Jobs Buyers Ask About, Checked Against Each Pick

Each row is a job this page’s buyers ask about, worked out from each pick’s listed storage capacity and RAM capacity and a typical need for the job.

The needs are typical figures for each job, not manufacturer claims, and each pick’s result is worked out from its listed specifications. Your own job’s figure is the one that decides.

Who Buys Tower Servers, and What It Really Costs

What These Standup Servers Need, and What to Check on Arrival

What extra hardware do I need to buy separately?

You can purchase additional RAM or storage drives to expand your server‘s capacity beyond the included figures. The Dell PowerEdge T320 has six DIMM slots to support up to 192GB of memory, and the Intel HP ProLiant MicroServer Gen10 Plus includes 16GB of DDR4 memory (which is the standard type of high-speed system memory used for active data tasks). For storage, the Dell PowerEdge T320 features eight 3.5 hot-plug drive bays (bays that allow for drive replacement without powering down), while the Intel Dell PowerEdge T340 provides 8 TB of space. If you need to mount these units in a rack, you must buy a Server Rack Rail Kit that matches the specific chassis dimensions of your chosen model.

Standard power and network requirements for initial server setup

All three servers require a standard power outlet and a stable surface to operate. You must also have a local network connection established before the servers can begin hosting files or running applications.

• The Intel HP ProLiant MicroServer Gen10 Plus includes a 16GB USB Drive, so you do not need to provide a bootable drive for initial setup.
• The Intel Dell PowerEdge T340 comes with Windows, removing the need for you to source an operating system.
• The Dell PowerEdge T320 and Intel HP ProLiant MicroServer Gen10 Plus do not specify an included operating system, so you may need to provide your own.

Verifying your order on arrival

Warranty coverage and return windows vary by seller and country. Confirm these details before the return window closes to ensure you are protected.

• Verify the physical dimensions against your workspace; for example, the Intel HP ProLiant MicroServer Gen10 Plus measures 31 x 24 x 18 inches.
• Confirm that the RAM and storage capacities match the listed figures (such as the 32 GB of RAM in the Dell PowerEdge T320) to ensure you received the correct configuration.
• Check that all ports and drive bays are intact, as shipping damage to the chassis can prevent the server from functioning.
• Perform a Firmware Update (a software routine that provides security and stability) immediately to ensure the hardware is running the latest manufacturer code.

Power on the server and verify it reaches the BIOS or OS boot screen within the first hour of arrival.

Get quick answers to common technical questions in the FAQ.

Check your hardware needs against the requirements before purchasing.

View the specifications side by side in the comparison table.

Buying Questions About Tower Servers for Small Business, Answered

Small Business Tower Server Considerations

A tower server differs from a desktop PC because it is designed for continuous operation and high-availability tasks. While a desktop PC prioritizes user interface and graphics, a tower server focuses on stability and multi-user access. The Intel HP ProLiant MicroServer Gen10 Plus, for instance, uses an Intel Xeon E-2224 Quad-Core Processor to handle background tasks that a standard workstation might struggle to maintain over long periods. These standup servers are built to run 24/7 without the thermal throttling that can occur in consumer hardware during sustained loads.

Expanding storage on these systems depends on the available drive bays and the interface type. The Dell PowerEdge T320 features four 3.5 cabled drive bays and eight 3.5 hot plug drive bays, providing significant physical space for adding disks as your data grows. Hot plug bays allow for the replacement or addition of drives without powering down the system. If you need to add more storage later, how many drives can you actually fit? The Dell PowerEdge T320 supports up to 32TB of internal storage, providing a high ceiling for long-term growth.

What is the difference between a tower server and a desktop PC for my business?

The difference between a tower server and a desktop PC for your business lies in the hardware’s ability to handle continuous, multi-user workloads. A tower server like the Dell PowerEdge T340 provides specialized architecture for stability, whereas a desktop PC is designed for single-user interaction.

How easy is it to expand the storage later if we run out of space?

Expanding the storage later depends on the specific number of drive bays available in the chassis. The Intel Dell PowerEdge T340 includes an 8 TB storage capacity, while the Dell PowerEdge T320 offers a flexible configuration of 4TB and 8TB to accommodate increasing data needs.

Which tower server is best for a small business accounting suite?

A small business accounting suite requires at least 8 to 16GB of RAM to run smoothly. You can choose the Intel HP ProLiant MicroServer Gen10 Plus, which includes 16GB of RAM, or the Dell PowerEdge T340, which provides 32GB of RAM for more headroom.

Which tower server supports the most storage for a file share?

The tower server that supports the most storage for a file share is the Intel Dell PowerEdge T340 or the Dell PowerEdge T320, both of which provide 8 TB of storage capacity. These capacities are sufficient to host a local file share for 500 users, which requires at least 2 to 4TB of space.

See our highest-rated models in the top picks.

Review the technical installation details in the setup support.

Explore the full analysis of every model in the detailed reviews.

You should explore the different types of tower servers to see which configuration fits your needs.

Who Should Skip These Upright Servers

If you need to run multiple virtual machines simultaneously, these picks may not meet your needs as they require at least 64 to 128GB of RAM. The Dell PowerEdge T320 provides 32GB, which is below the threshold for heavy virtualization workloads.

If your business requires high-speed storage networking and low-latency data replication, you need a server with a 1x 10GbE NIC. None of the tower servers we evaluated in this selection state a figure at that level.

If your workload requires high-density rack server performance, you may need to look beyond tower units. The HPE ProLiant DL380 Gen10 serves as the industry standard for high-density rack servers that tower units cannot match.