Amazon Renewed
Amazon Renewed Dell Precision 5820 Workstation Desktop
Bottom line: The Amazon Renewed Core i9-10900X / RTX 3090 prebuilt ($3949.10 on Amazon as of 2026-10-08) has GeForce RTX 3090 graphics, 64GB of RAM and a 2TB SSD.
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*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Pairs a Core i9-10900X processor with GeForce RTX 3090 graphics
- ✓ 64GB of RAM leaves headroom for gaming alongside streaming or creative apps
Cons
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
SpecPicks Verdict
SpecPicks scored Amazon Renewed Dell Precision 5820 Workstation Desktop using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the workstations & creator desktops category. Amazon Renewed's workstations & creator desktops lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for workstations & creator desktops of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- [Intel Core i9 Processor] The Precision T5820 Workstation Desktop in Dell's Precision 5000 family comes with all the latest technology including DDR4 Memory clocked at a whopping 3200MHz and a 10th generation Intel 10-core Processor. The Ten cores on the the Core i9-10900X processor allows for exceptional multitasking. To save power the processor will run @ 3.7Ghz under low use but will boost to 4.5GHz under heavy use for powerful performance!
- [Graphics] This Precision T5820 Workstation Desktop comes with a dedicated Nvidia GeForce RTX 3090 graphics card with 24GB of Dedicated Graphics Ram great for gaming or photo and video editing
- [High Speed RAM And Enormous Space] The 64GB DDR4 RAM Running @ 3200MHz will let you smoothly run multiple applications and browser tabs all at once and a 2TB (2000GB) PCIe NVMe M.2 Solid State Drive will provide fast startup, fast data transfers, and allow for large file storage!
- [Operating System] Windows 11 is Microsoft's latest Operating System released in 2022 and if you want to downgrade to the older windows 10, you can downgrade with an easy download from Microsoft's website.Windows Pro comes with everything that Windows Home comes with, plus extra features your organization might require like active directory and bitlocker device encryption (normally an $100 upgrade if purchased seperately).
- [Extra Details] This configuration DOES NOT COME WITH A WIFI OR BLUETOOTH CARD! A keyboard and Mouse are included. [PORTS & SLOTS] Power button/Power light | Drive activity light | SD card slot | USB 3.1 Gen 1 ports | USB 3.1 Gen 1 Type-C port with PowerShare | USB 3.1 Gen 1 Type-C port | Headset port | 5.25 inch bay (optional) | Optical drive | Drive access release latch | Drive carriers | Microphone/Line-in port | PS/2 Mouse port | USB 3.1 Gen 1 ports | Discrete graphics card slot (optional) |
Full Specifications
| Brand | Dell |
|---|---|
| Color | Black |
| RAM Type | DDR4 SDRAM |
| CPU Model | Core i9 |
| CPU Speed | 3.7 GHz |
| Model Name | Precision T5820 Desktop |
| Model Year | 2018 |
| Resolution | 3840 x 2160 |
| Unit Count | 1 Count |
| Connectivity | Bluetooth, USB, WiFi |
| Display Type | LCD |
| Memory Speed | 3200 MHz |
| Model Number | Precision T5820 Desktop |
| Built-In Media | Keyboard |
| Item Dimensions | 20.41 x 6.95 x 16.45 inches |
| Keyboard Layout | QWERTY |
| Processor Brand | Intel |
| Processor Count | 10 |
| Processor Speed | 3.7 GHz |
| Total Usb Ports | 6 |
| Full listing title | Dell Precision 5820 Workstation Desktop | Core i9-10900X - 2TB SSD Hard Drive - 64GB RAM - Nvidia GeForce RTX 3090 | 10 cores @ 4.5 GHz - 24GB GDDR6X Win 11 Pro Black (Renewed) |
Performance Data
View gaming FPS, AI inference throughput, and synthetic scores for the NVIDIA GeForce RTX 3090 — the core hardware component in this product. Benchmarks sourced from TechPowerUp, PassMark, and the r/LocalLLaMA community.
Which local LLMs fit in 24 GB?
24 GB holds a 30–35B model at Q4 entirely in VRAM — the step where 27B-class models stop spilling to system RAM.
- ✅ 7–9B models (Llama 3.1 8B, Qwen 3 8B) — fits at Q4
- ✅ 12–14B models (Qwen 3 14B, Phi-4) — fits at Q4
- ✅ 20–27B models (Gemma 3 27B, Mistral Small) — fits at Q4
- ✅ 30–35B models (Qwen 3 32B, QwQ 32B) — fits at Q4
- ❌ 70B models (Llama 3.3 70B, Qwen 2.5 72B) — needs 48 GB+
Across 6 community runs from 4 sources, the NVIDIA GeForce RTX 3090 generates a median 93.9 tok/s on 7–9B models at Q4 (per LocalScore.ai).
Ready to buy?
Dell Precision 5820 Workstation Desktop | Core i9-10900X - 2TB SSD Hard Drive - 64GB RAM - Nvidia GeForce RTX 3090 | 10 cores @ 4.5 GHz - 24GB GDDR6X Win 11 Pro Black (Renewed) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
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