Dell Precision T3660 Workstation Desktop (2022) | Core i9-13900K - 1TB SSD Hard Drive - 64GB RAM - Nvidia GeForce RTX 4090 | 24 cores @ 5.8 GHz - 24GB GDDR6X Win 11 Home Black (Renewed)
$7799.00
🛒 Check Price on Amazon
Dell Precision T3660 Workstation Desktop vs Dell Precision 7780 Mobile Workstation - 17.3" UHD — Head-to-Head (2026)
Side-by-side comparison. Specs, prices, user ratings, and our verdict.
vs
Dell Precision 7780 Mobile Workstation - 17.3" UHD (3840 x 2160) - Intel Core i7-13850HX 20-Core (13th Gen) - 1TB SSD - 32GB DDR5 RAM - NV RTX 3500 ADA (12GB GDDR6) - Windows 11 pro
$3889.77
🛒 Check Price on Amazon
*Price sourced from Amazon.com. Price and availability subject to change.
Spec-by-spec
| Spec | Dell Precision T3660 Workstation… | Dell Precision 7780 Mobile Workstation… |
|---|---|---|
| Brand | Dell | Dell |
| Color | Black | Gray |
| RAM Type | DDR4 SDRAM | DDR5 RAM |
| CPU Model | Core i9 | Core i9 |
| CPU Speed | 3 GHz | — |
| Model Name | Precision T3660 Desktop | Precision 7780 |
| Model Year | 2023 | 2024 |
| Built-In Media | Keyboard | CHARGER |
| Item Dimensions | 16.54 x 6.81 x 14.53 inches | — |
| Processor Brand | Intel | Intel |
| Processor Count | 24 | 20 |
| Processor Speed | 3 GHz | 5.2 GHz |
| Video Processor | NVIDIA | NVIDIA |
| Operating System | Windows 11 Home | Windows 11 Pro |
More workstations & creator desktops head-to-heads
Keep researching
Already narrowing? Open each product page for the full spec sheet, FAQ, and live Amazon price: Dell Precision T3660 Workstation… · Dell Precision 7780 Mobile Workstation…. Browse the full Workstations & Creator Desktops catalog or read our Workstations & Creator Desktops buying guide for tier picks. You can also compare up to four products side-by-side, jump to all categories, or check the benchmarks index for hardware-only matchups.
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- How to Build a Windows 98 Retro PC in 2026
- Best 1440p Gaming GPUs in 2026
- Best Retro Handhelds in 2026 — From $35 to $500
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
More reviews from the SpecPicks archive
Browse all reviews →- PCIe Gen2/Gen3 1:2 Analog MUX: Practical Maker Implementation
- Best Capture Setup for Console Streaming in 2026: Elgato Cam Link 4K + PS4 Pro
- Ollama vs vLLM for Single-User Local Chat on an RTX 3060 12GB (2026)
- RTX 3060 12GB vs Ryzen 9 3900X for Qwen2.5 14B: GPU or CPU in 2026?
- Voodoo 5 6000 Benchmarks: Quake III at Five Resolutions
- 3D Printed Glow-Spike Bracelet: Adafruit Builder's Guide 2026
- Best Budget GPU for Local LLMs in 2026: The 12GB RTX 3060 Case
- Best Budget SSDs for Retro and Homelab Builds in 2026
- Set Up a Local LLM Coding Assistant in VS Code on an RTX 3060 12GB (2026)
- LLM-Driven Driver Install on Windows 98: How Claude Walks Voodoo + Sound Blaster Setup
- Logitech G29 vs HORI Force Feedback: Best Beginner Sim-Racing Wheel in 2026
- Somebody Booted Linux on a Sega Genesis — Here's the Catch
- Best 4K Monitor for PS5 and Console Gaming Under $400 (2026)
- RTX 5070 vs 5080: Which GPU Fits Your Build?
- RTX 3060 vs Arc B580 for 1440p Gaming: Which 12GB Card Wins?
- RTX 3060 12GB vs RTX 4060 Ti 16GB for Qwen2.5-Coder 14B (2026)
- Best Wireless Productivity Keyboards Under $50 in 2026
- Have Qwen Said Anything About Further Qwen 3.6 Models?
- Best Raspberry Pi Alternative for Emulation (2025)
- Why NVIDIA's New AI Servers Use Hot-Tub Coolant
- Crucial BX500 vs Samsung 970 EVO Plus: SATA vs NVMe
- Sound Blaster Audigy 2 ZS vs Sound Blaster Live! on Windows 98: Which Wins for Late-90s Gaming?
- Logitech G920 vs HORI Racing Wheel: Best Starter Sim Wheel in 2026
- AIO vs Air on a Ryzen 7 5800X: Corsair ML240L vs Noctua NH-U12S
- Open Weights Are Reshaping Agentic Coding: A 2026 Local-Rig Reality Check
- Best Storage Upgrades for Retro and Budget PC Builds in 2026
- Ollama on the RTX 3060 12GB: Model Sizes and tok/s for 2026
- Best NVMe SSD for Local AI Model Storage in 2026
- Building a 2003-Era LAN Party Rig: Pentium 4, GeForce FX 5900, Audigy 2 ZS
- Imaging a vintage IDE hard drive with a USB adapter in 2026
- The Budget Streaming Starter Kit: Mic, Light, and Webcam Under $250
- Retro Windows XP: SSD Upgrade via IDE Adapter (2026 Guide)
- DeepSeek V4 Pro at $0.04 a Task: When Local Still Beats the Cloud
- After the Claude Code Malware Scare: Build an Isolated Local Agent Rig
- Arc A770 vs B580 for Local LLM Inference: 2025 Comparison
- Samsung 870 EVO vs Crucial BX500: Best Budget SATA SSD for a Secondary or Retro Build in 2026
- Raspberry Pi 5 Pinout Guide: The Full 40-Pin GPIO Breakdown
- Count Anything Runs Locally on a 12GB GPU: Object-Counting AI on the RTX 3060
- Patch-to-Exploit in Hours: Why a Local Security LLM Rig Now Makes Sense
- Best Home Office Monitor Under $200 (2026)
- RTX 4090 AIO Kit 2025: Pricing, Cooling & Buying Guide
- Arc B580 12GB vs Arc A770 16GB: Which Intel GPU Wins at 1440p in 2026?
- Ryzen 7 5800X3D Hard to Find: DDR5 CPU Alternatives Worth It?
- Oomwoo: An Open-Source Robot Vacuum You 3D-Print Yourself
- Best 4K Monitor for Console Gaming on a PS4 Pro in 2026
- Best CompactFlash to IDE Adapter for Win98 SE Builds in 2026
- Leanstral 1.5 on the RTX 3060 12GB: Open Math and Code on a Budget GPU
- SteamOS Boots on Intel Hardware After Community Port
- China Mobile JT-4.1 Flash 236B: A Token-Efficient MoE and What It Takes to Self-Host
- Noctua NH-U12S vs DeepCool AK620 for the Ryzen 7 5800X
- Best Sim Racing Gear for Beginners in 2026
- AOOSTAR MACO 6850H as a Proxmox 9 Home Server
- Running a 26B LLM Locally With No GPU: The CPU Setup Guide
- AA-AgentPerf: What the New Agentic Inference Benchmark Means for Local Coding Rigs
- Best Gaming Mouse Pads for FPS and MOBA in 2026
- Best Budget Streaming Gear in 2026: 5 Picks to Go Live Cheap
- Best Budget Internal SSD for 2026: 5 Picks Tested by Value
- Linux Gaming Is Getting Faster: Windows APIs Hit the Kernel
- HyperX QuadCast 2 vs Blue Yeti: Best Streaming Mic in 2026
- Retro Console on a Modern TV: Fix the Blur (2026 Guide)