Dell Precision 3660 Workstation Desktop (2022) | Core i7-12700K - 512GB SSD Hard Drive - 16GB RAM - Nvidia RTX A4000 | 12 cores @ 5 GHz - 8GB GDDR6 Win 11 Pro Black (Renewed)
$3516.70
🛒 See live eBay price
Dell Precision 3660 Workstation Desktop vs Dell Precision 3490 Mobile Workstation AI PC… — Head-to-Head (2026)
The specs side by side, with links to both product pages.
vs
Dell Precision 3490 Mobile Workstation AI PC Laptop (14" FHD, Intel 16-Core Ultra 7 155H (> i9-12900H), 64GB DDR5 RAM, 2TB SSD) Business, Engineer, IST HUB, Thunderbolt 4, 1080p Webcam, Win 11 Pro
$1799.99
🛒 Buy on Amazon — $1799.99
*Price sourced from Amazon.com. Last updated 2026-10-08. Price and availability subject to change.
Spec-by-spec
| Spec | Dell Precision 3660 Workstation… | Dell Precision 3490 Mobile Workstation… |
|---|---|---|
| Brand | Dell | Dell |
| Color | Black | Grey |
| RAM Type | DDR4 SDRAM | DDR5 RAM |
| CPU Model | Core i7 | Core i7 Family |
| Model Name | Precision T3660 Desktop | Dell Mobile Workstation 3490 |
| Model Year | 2023 | 2025 |
| Item Weight | 25 Pounds | 3.1 Pounds |
| Model Number | Precision T3660 Desktop | Precision 3490 |
| Built-In Media | Keyboard | 100W AC Adapter with Power Cord, Dell Mobile Workstation 3490, USB HUB by IST Computers ®, User Manual |
| Processor Brand | Intel | Intel |
| Processor Count | 12 | 16 |
| Processor Speed | 2.7 GHz | 1.4 GHz |
| Video Processor | NVIDIA | Intel |
| Processor Series | Core i7 | Core i7 Family |
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