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Server & Workstation RAM at Wholesale Volume Pre-tested Ships Today

Dell Workstations

Refurbished Dell Precision workstations — from compact 3000-series towers to dual-socket 7000-series systems, configured to your CPU, memory, GPU, and storage spec.

Dell Workstations
  • Dell Precision T7920 Flexbay - No Processors - 64GB 3200MHz DDR4 RAM - NVIDIA Quadro P620 - New 1TB NVMe M.2 SSD - No Operating System
    7 in stock

    Dell Precision T7920 Flexbay - No Processors - 64GB 3200MHz DDR4 RAM - NVIDIA Quadro P620 - New 1TB NVMe M.2 SSD - No Operating System

    • Tower
    • Not Included
    • 64GB (4x 16GB)
    • 1x New 1TB NVMe M.2 SSD

    All photos used are stock photos and actual products may vary slightly. Professionally refurbished and tested to ensure reliable performance. PC Server & Parts offers variations and options on all our servers and workstations. Our technicians...

  • Dell Precision T7920 Tower - 2x Intel Xeon Gold 6148 (2.40 GHz) 20C - 512GB DDR4 - 1x 512GB NVMe + 1x 2TB SSD - 2x NVIDIA Quadro P5000 (16GB GDDR5X) - Windows 11 Professional - Refurbished
    6 in stock

    Dell Precision T7920 Tower - 2x Intel Xeon Gold 6148 (2.40 GHz) 20C - 512GB DDR4 - 1x 512GB NVMe + 1x 2TB SSD - 2x NVIDIA Quadro P5000 (16GB GDDR5X) - Windows 11 Professional - Refurbished

    • Dell Precision T7920
    • Tower
    • Intel Xeon Gold 6148
    • 512GB

    Elevate your workflow with the Dell Precision T7920 Tower Workstation. Equipped with the latest Intel® Xeon® processors, it guarantees robust performance for intricate simulations. Graphics-intensive tasks shine with supported high-end GPUs. With a...

  • Build Your Own - Custom Dell Precision T5820 Workstation with FlexBay (Xeon Processors) BYO Hero
    Custom Build

    Dell Precision T5820 Workstation with FlexBay (2nd Gen Xeon Processors)

    • Tower
    • 1 x LGA2066
    • 2x 3.5, 2x M.2
    • 512GB DDR4

    Dell Precision T5820 Workstation (FlexBay Edition) The Dell Precision T5820 FlexBay Workstation delivers exceptional performance and expandability for professionals who demand both power and flexibility. Featuring Dell’s innovative...

  • Build Your Own - Custom Dell Precision T5820 Workstation (Xeon Processors) BYO Hero
    Custom Build

    Dell Precision T5820 Workstation (2nd Gen Xeon Processors)

    • Tower
    • 1 x LGA2066
    • 4x 3.5
    • 512GB DDR4

    Dell Precision T5820 Workstation The Dell Precision T5820 is a powerful, scalable workstation designed to handle intensive professional workloads with reliability and precision. Built for engineers, designers, creators, and analysts,...

  • Build Your Own - Custom Dell Precision T5820 Workstation with FlexBay (Xeon Processors) BYO Hero
    Custom Build

    Dell Precision T5820 Workstation with FlexBay (Xeon Processors)

    • Tower
    • 1 x LGA2066
    • 2x 3.5, 2x M.2
    • 512GB DDR4

    Dell Precision T5820 Workstation (FlexBay Edition) The Dell Precision T5820 FlexBay Workstation delivers exceptional performance and expandability for professionals who demand both power and flexibility. Featuring Dell’s innovative...

  • Build Your Own - Custom Dell Precision T7920 Workstation (2 Processors) BYO Hero
    Custom Build

    Dell Precision T7920 Workstation (2 Processors)

    • Tower
    • 2 x LGA3647
    • 4x 3.5
    • 3TB DDR4

    Due to limited supply, custom builds for this unit must include at least: processor, memory. Looking for a Dell Precision T7920 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7920...

  • Best Seller
    Build Your Own - Custom Dell Precision T7920 Workstation with FlexBay (2 Processors) BYO Hero
    Custom Build

    Dell Precision T7920 Workstation with FlexBay (2 Processors)

    • Tower
    • 2 x LGA3647
    • 2x 3.5, 2x M.2
    • 3TB DDR4

    Looking for a Dell Precision T7920 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7920 with the exact components you want (or don't want) and then ship it to you usually within the same...

  • Build Your Own - Custom Dell T7820 Workstation (2 Processors) BYO Hero
    Custom Build

    Dell Precision T7820 Workstation (2 Processors)

    • Tower
    • 2 x LGA3647
    • 4x 3.5
    • 768GB DDR4

    Looking for a Dell Precision T7820 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7820 with the exact components you want (or don't want) and then ship it to you usually within the same...

  • Build Your Own - Custom Dell Precision T7910 Workstation (2 Processors) BYO Hero
    Custom Build

    Dell Precision T7910 Workstation (2 Processors)

    • Tower
    • 2 x LGA2011-3
    • 4x 3.5
    • 1TB DDR4

    Due to limited supply, custom builds for this unit must include at least: processors, memory, storage.Looking for a Dell Precision T7910 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7910...

  • Dell Precision T7810 Workstation - BYO Hero
    Custom Build

    Dell Precision T7810 Workstation (2 Processors)

    • Tower
    • 2 x LGA2011-3
    • 2x 3.5
    • 512GB DDR4

    Due to limited supply, custom builds for this unit must include at least: processor, memory.Looking for a Dell Precision T7810 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7810 with the...

  • Build Your Own - Custom Dell Precision T5820 Workstation (Xeon Processors) BYO Hero
    Custom Build

    Dell Precision T5820 Workstation (Xeon Processors)

    • Tower
    • 1 x LGA2066
    • 4x 3.5
    • 512GB DDR4

    Dell Precision T5820 Workstation The Dell Precision T5820 is a powerful, scalable workstation designed to handle intensive professional workloads with reliability and precision. Built for engineers, designers, creators, and analysts,...

  • Build Your Own - Custom Dell Precision T5810 Workstation BYO Hero
    Custom Build

    Dell Precision T5810 Workstation

    • Tower
    • 1 x LGA2011-3
    • 2x 3.5
    • 512GB DDR4

    Due to limited supply, custom builds for this unit must include at least: processor, memory.Looking for a Dell Precision T5810 built exactly how you want it? You've come to the right place. PCSP will build your Dell Precision T5810 with the exact...

  • Build Your Own - Custom Dell Precision 3630 Tower Workstation BYO - Hero
    Custom Build

    Dell Precision 3630 Workstation

    • Tower
    • 1 x LGA1151
    • 3x 3.5, 1x M.2
    • 128GB DDR4

    The Dell Precision 3630 is a powerful and reliable desktop workstation designed for professionals who require high performance and reliability. It features a 9th generation Intel Core processor, up to 64GB of DDR4 memory, and a range of graphics options...

  • Build Your Own - Custom Dell Precision 3430 SFF Workstation BYO - Hero
    Custom Build

    Dell Precision 3430 SFF Workstation

    • Desktop
    • 1 x LGA1151
    • 2x 2.5, 1x 3.5, 1x M.2
    • 64GB DDR4

    The Dell Precision 3430 is a powerful and versatile workstation computer designed for professional use in industries such as engineering, architecture, and media production. It features a compact tower design and is equipped with high-performance...

  • Build Your Own - Custom Dell Precision 3640 Tower Workstation - BYO Hero
    Custom Build

    Dell Precision 3640 Workstation

    • Tower
    • 1 x LGA1200
    • 3x 3.5, 1x M.2
    • 128GB DDR4

    The Dell Precision 3640 is a high-performance workstation that is designed to handle the demands of demanding workloads such as 3D rendering, video editing, and scientific simulations. It is part of Dell's Precision line of workstations, which are built...

  • Build Your Own - Custom Dell T7820 Workstation (1 Processor) BYO Hero
    Custom Build

    Dell Precision T7820 Workstation (1 Processor)

    • Tower
    • 2 x LGA3647
    • 4x 3.5
    • 384GB DDR4

    Looking for a Dell Precision T7820 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7820 with the exact components you want (or don't want) and then ship it to you usually within the same...

  • Best Seller
    Build Your Own - Custom Dell T7820 Workstation with FlexBay (2 Processors) BYO Hero
    Custom Build

    Dell Precision T7820 Workstation with FlexBay (2 Processors)

    • Tower
    • 2 x LGA3647
    • 2x 3.5, 2x M.2
    • 768GB DDR4

    Looking for a Dell Precision T7820 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7820 with the exact components you want (or don't want) and then ship it to you usually within the same...

  • Build Your Own - Custom Dell Precision T7910 Workstation (1 Processor) BYO Hero
    Custom Build

    Dell Precision T7910 Workstation (1 Processor)

    • Tower
    • 2 x LGA2011-3
    • 4x 3.5
    • 512GB DDR4

    Due to limited supply, custom builds for this unit must include at least: processor, memoryLooking for a Dell Precision T7910 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T7910 with the...

  • Build Your Own - Custom Dell Precision T5820 Workstation with FlexBay (Core Processors) BYO Hero
    Custom Build

    Dell Precision T5820 Workstation with FlexBay (Core Processors)

    • Tower
    • 1 x LGA2066
    • 2x 3.5, 2x M.2
    • 128GB DDR4

    Due to limited supply, custom builds for this unit must include at least: processor, memory.Looking for a Dell Precision T5820 Workstation built exactly how you want it? Well, you've come to the right place. PCSP will build your Precision T5820 with the...

  • BYO Dell Precision 7875 W/ AMD Ryzen Threadripper Pro 7985WX (3.20GHz)
    Custom Build

    Dell Precision 7875 W/ AMD Ryzen Threadripper Pro 7985WX (3.20GHz)

    • Tower
    • 1 x Socket sTR5
    • 4x 3.5
    • 2TB DDR5

    Dell Precision 7875 Workstation – Threadripper Pro 7945WX The Dell Precision 7875 is a next-generation professional workstation built for performance, flexibility, and scalability. Equipped with AMD’s powerful Threadripper Pro platform and a...

Dell Precision, Refurbished — the Current Bench

Precision is the line we stock most deeply on the workstation side. In August 2026 there are about 250 in-stock Dell Precision configurations here, and the split across the three tiers tells you what we actually keep on hand:

  • Precision 7000 series — roughly 110 listings. Dual-socket flagships: 7920, 7820, 7810 and 7910.
  • Precision 5000 series — roughly 105 listings, and the 5820 alone accounts for most of them, with the older 5810 filling the value slot.
  • Precision 3000 series — a smaller run of compact towers and SFF desktops such as the 3640, for desks where the box has to be quiet and out of the way.
  • Silicon era — a little over half of what is in stock runs Xeon W or Xeon Scalable; the remainder is Xeon E5 v3/v4, which is where the cheapest capable seats are.
  • Price — from about $170 for an entry desktop to roughly $6,600 for a loaded dual-socket 7920, with the middle half between $530 and $1,270.

Snapshot taken August 2026. Precision stock rotates quickly and these bands will drift — the product grid above is always current, this text is context.

What the Precision Numbering Actually Tells You

Three tiers, and they are not just price points — they describe expansion:

  • 3000 — entry workstation. One socket, limited slots, available as a small-form-factor desktop. Certified for CAD viewers, drafting, and business software that merely needs to be reliable.
  • 5000 — the mainstream engineering seat. Single socket, full-height GPU, several drive bays, sensible memory ceiling. This is what most AutoCAD, Revit and SolidWorks users should be buying.
  • 7000 — dual socket, high memory ceiling, room for two large accelerators and serious storage. Render nodes, simulation, ML experimentation, heavy VFX.

The letter prefix is generational bookkeeping: a T in front (T5810, T7910) marks the older E5-era towers, while later models drop it (5820, 7920). Rack-mount Precision variants exist too, but the tower is the norm.

E5 or Xeon W: Which Era to Buy

This is the real fork on this page, and it is a budget decision more than a technical one.

  • Xeon E5 v3/v4 towers (5810, 7810, 7910) give you ECC memory, professional graphics and genuine expansion for the price of a mid-range consumer desktop. The compromises are DDR4-2400-era bandwidth, no Windows 11 eligibility, and higher idle draw per unit of work.
  • Xeon W and Scalable towers (5820, 7820, 7920) bring higher clocks, NVMe boot, more PCIe lanes and Windows 11 support. They cost more, and for anything a user sits in front of all day they are usually the better purchase.

Cross-shop the equivalents from HP Z-series and Lenovo ThinkStation, see the whole refurbished workstation shelf, or drop to plain refurbished computers if the workload does not really need a workstation. Application-specific picks live on the CAD, video editing and machine learning pages.

What You Get That a Marketplace Listing Cannot Give You

Precision towers are common on auction sites. The difference is what happens between the pallet and your desk:

  • The machine is built to the processor, memory, storage and graphics list you choose — not sold as-found with whatever the previous owner left inside.
  • It is cleaned, reassembled, and tested under sustained load before packing, with drives wiped and the BIOS set to a known baseline.
  • Every configured system carries a free 1-year warranty on parts, labour and shipping, extendable to five years at checkout — on a private-sale unit you have none.
  • 90-day returns apply with an RMA, with a restocking fee on units returned in error or found operational.
  • Free ground shipping on orders over $35 to the contiguous US; before 1:00 pm EST, it can go out the same day.

Standardising a Team on One Precision Build

Several models on this page have enough depth in stock to equip an entire design office with identical hardware, which makes imaging, spares and support markedly cheaper. Send the seat count and target spec to the quote desk: confirmation within one business day, a detailed quote in 24–48 hours, and we will match a competing written offer.

Refurbished Dell Precision FAQ

Which Precision models support Windows 11?

The Xeon W and Xeon Scalable generations — 5820, 7820, 7920, 3640 and later — meet the requirements. E5-era towers such as the 5810, 7810 and 7910 do not, and are best deployed on Windows 10 LTSC or Linux. Ask us if you need this confirmed for a specific unit.

Are these ISV-certified for AutoCAD or SolidWorks?

The Precision platform carries Dell's ISV certifications for the professional graphics options it shipped with, and refurbishing does not remove that. What matters in practice is the card fitted: specify a professional GPU on the configuration rather than a consumer card if certification is a procurement requirement.

Can I add a second CPU to a 5000-series tower later?

No — 5000-series boards are single-socket by design. If you expect to need two processors, buy into the 7000 series from the start. Memory, storage and graphics can all be expanded later on either tier.

Does it come with Windows installed?

Operating system options are shown on the product page for configurable listings. Where no OS is selected, the machine ships bare with the storage wiped, ready for your own image or deployment process.

Do you stock enough of one model for a whole department?

Frequently, yes — the 5820 and 7920 benches in particular run deep. Because the stock figures on this page move daily, send your quantity through the quote form and we will reserve matching units and confirm what can ship together.