Amazon Renewed
Amazon Renewed Dell Precision 3660 Workstation Desktop (2022)
Bottom line: The Amazon Renewed Core i9-13900K / RTX 4090 prebuilt ($9706.00 on Amazon as of 2026-10-07) has GeForce RTX 4090 graphics, 128GB of RAM and a 1TB SSD.
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*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Pairs a Core i9-13900K processor with GeForce RTX 4090 graphics
- ✓ 128GB 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
Manufacturer description
Dell Precision 3660 Workstation Desktop (2022) | Core i9-13900K - 1TB SSD Hard Drive - 128GB RAM - Nvidia GeForce RTX 4090 | 24 cores @ 5.8 GHz - 24GB GDDR6X Win 11 Pro Black (Renewed)
SpecPicks Verdict
SpecPicks scored Amazon Renewed Dell Precision 3660 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.
Full Specifications
| Brand | Dell |
|---|---|
| RAM Type | DDR SDRAM |
| CPU Model | Core i9 |
| CPU Speed | 5.8 GHz |
| Model Number | Precision T3660 Desktop |
| Item Dimensions | 16.54 x 6.81 x 14.53 inches |
| Processor Brand | Intel |
| Processor Count | 24 |
| Processor Speed | 5.8 GHz |
| CPU Manufacturer | Intel |
| Processor Series | Core i9 |
| Hard Disk Interface | Solid State |
| Item dimensions L x W x H | 16.54 x 6.81 x 14.53 inches |
| Full listing title | Dell Precision 3660 Workstation Desktop (2022) | Core i9-13900K - 1TB SSD Hard Drive - 128GB RAM - Nvidia GeForce RTX 4090 | 24 cores @ 5.8 GHz - 24GB GDDR6X Win 11 Pro Black (Renewed) |
Performance Data
View gaming FPS, AI inference throughput, and synthetic scores for the NVIDIA GeForce RTX 4090 — the core hardware component in this product. Benchmarks sourced from TechPowerUp, PassMark, and the r/LocalLLaMA community.
Related benchmarks: Intel Core i9-13900K benchmarks
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 11 community runs from 10 sources, the NVIDIA GeForce RTX 4090 generates a median 127.7 tok/s on 7–9B models at Q4 (per DatabaseMart).
Ready to buy?
Dell Precision 3660 Workstation Desktop (2022) | Core i9-13900K - 1TB SSD Hard Drive - 128GB RAM - Nvidia GeForce RTX 4090 | 24 cores @ 5.8 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 2026-10-07. Price and availability subject to change.
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