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DELL

DELL Precision 5820 Tower Workstation Xeon W-2145 3.7GHz 128GB DDR4 2TB NVMe Quadro P4000

SKU CH-9XAB-6MGEM

Mid-tower workstation with Xeon W-2145 3.7GHz 8-core, 128GB DDR4 2666 ECC, 2TB NVMe SSD and Quadro P4000 8GB GDDR5 graphics

  • Screen sizeNo Screen
  • ProcessorIntel Xeon
  • RAM capacity128 GB DDR4
  • SSD storage2 TB PCIe
  • GraphicsNVIDIA Quadro P4000
  • CPU modelW-2145 (3.7 GHz)
  • 8-core Xeon W-2145 reaches 4.5GHz turbo for heavy compute
  • 128GB DDR4 2666MHz ECC memory handles large datasets reliably
  • 2TB NVMe SSD provides fast storage for active projects
  • Quadro P4000 8GB GDDR5 drives four DisplayPort outputs
  • 950W 80 Plus Gold PSU delivers 90% efficient power

Precision 5820 tower for compute-heavy workloads

The Dell Precision 5820 is a mid-tower workstation built around an Intel Xeon W-2145 eight-core processor running at 3.70 GHz with a 4.5 GHz turbo frequency. It ships with 128 GB of DDR4 2666 registered ECC memory in a four-module configuration and a 2 TB PCIe NVMe solid-state drive. An Nvidia Quadro P4000 graphics card with 8 GB GDDR5 memory drives up to four DisplayPort monitors. Windows 11 Pro 64-bit is pre-installed and digitally activated.

Check power, memory slots

The system includes a 950 watt 80 Plus Gold power supply rated at 90 percent efficiency, so verify that your mains circuit can sustain the load. The motherboard provides eight DDR4 slots with a 256 GB maximum, leaving four slots free for future expansion. The Quadro P4000 occupies a full-height, double-width PCIe slot; confirm your rack or desk enclosure has enough depth and airflow for a card of that length. The LGA 2066 socket limits CPU upgrades to the same platform generation.

Steel chassis with tool-less access and quad

The black steel mid-tower chassis uses tool-less latches for side-panel removal and drive-bay access, simplifying hardware swaps during maintenance windows. Front I/O includes USB ports and audio jacks; rear I/O adds the Intel i219 gigabit Ethernet port and Realtek ALC3234 high-definition audio. The Quadro P4000 provides four native DisplayPort connectors, enabling multi-monitor arrays without adapters. Integrated 950 watt supply cables are routed through a grommeted channel for tidy cable management.

How it compares

Measured against everything we stock in Tower & Compact Desktop PCs, at today’s prices. Recalculated every night.

Price $1,255.99
Pricier than about 83% of the 14,711 comparable items (median $494.99).
RAM capacity 128 GB DDR4
Higher than about 91% of the 13,125 comparable items (median 16 GB).
SSD storage 2 TB PCIe
Higher than about 90% of the 11,342 comparable items (median 512 GB).

Specifications

Product
Product linePrecision
Model nameT5820
Product typeBusiness Desktops & Workstations
Recommended useBusiness
Product colorBlack
Processor
ProcessorIntel Xeon
CPU modelW-2145 (3.7 GHz)
CPU socketLGA 2066
Memory
RAM capacity128 GB DDR4
RAM type and speedDDR4 2666
Total memory slots8
Max supported RAM256 GB
Storage
SSD storage2 TB PCIe
Hard driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsNVIDIA Quadro P4000
Size & build
Form factorMid Tower
In the box
Included monitorNot included
Software
Operating systemWindows 11 Pro

Other versions of this model

5 more in the same range

Questions about this item

What comes inside the Dell Precision 5820 box and do I need to buy a monitor separately?

The tower includes the Xeon W-2145 processor, 128GB DDR4 ECC memory, 2TB NVMe SSD, Quadro P4000 graphics card with four DisplayPort outputs, 950W 80 Plus Gold power supply and Windows 11 Pro. A monitor is not included and must be purchased separately.

Which memory configuration does this 128GB model use and can I add more later?

It is populated as 4x 32GB DDR4 2666MHz registered ECC modules. The board has 8 slots and supports up to 256GB, so four additional slots remain free for future upgrades.

What does the 3.7GHz base clock with 4.5GHz turbo mean for real workloads on this 8-core Xeon?

The W-2145 runs at 3.7GHz base frequency and can boost to 4.5GHz on active cores, giving strong single-thread speed for CAD and simulation tasks while all 8 cores sustain high throughput for rendering and compute jobs.

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