The Dell Precision 3660 Tower is a factory-refurbished, professional-grade workstation engineered for demanding workloads in 3D design, CAD, engineering, video editing, and AI-driven applications. Equipped with a 12-core Intel Core i7-12700 CPU, 32GB DDR5 RAM, dual storage (2TB NVMe SSD + 2TB HDD), and Nvidia RTX A2000 professional graphics, this system combines raw speed with certified stability. Backed by a joint 1-year Cybist and Amazon Renewed warranty, it provides workstation-class reliability at outstanding value.
Pros and Cons
Pros:
Intel Core i7-12700 with 12 cores and up to 4.9GHz delivers serious multi-threaded performance
32GB DDR5 RAM ensures fluid multitasking with modern memory bandwidth
Dual-drive storage: 2TB NVMe SSD for speed + 2TB HDD for large file storage
Nvidia RTX A2000 6GB GDDR6 GPU optimised for CAD, 3D rendering, and professional creative workflows
Factory refurbished by Dell, ensuring quality control and extended life
Extensive I/O including multiple USB-C, DisplayPort 1.4, and SD card slot
Compact yet expandable tower design with 4 RAM slots for future upgrades
Cons:
300W PSU limits GPU upgrade potential for more power-hungry cards
No optical drive for legacy media users
Renewed condition means minor cosmetic wear may be present
What the Product is Used For
This workstation is designed for power users who need a desktop capable of heavy parallel processing, certified GPU performance, and large storage capacity. It is especially suitable for:
AutoCAD, Revit, and SolidWorks users
3D animators and visual effects professionals
Video editors handling 4K and HDR workflows
Data scientists running AI or machine learning workloads
Software developers compiling large projects
Why We Like This Product
At YPC, we rate the Dell Precision 3660 highly for combining workstation reliability with cutting-edge DDR5 performance. During our own trials with design software, it handled complex rendering tasks effortlessly. The RTX A2000 delivers workstation-grade drivers that consumer GPUs can’t match, ensuring stability for mission-critical projects. For professionals, this setup is a cost-effective powerhouse that feels like new.
Alternatives Worth Considering
HP Z2 Tower G9 – Comparable workstation with Intel Alder Lake CPUs and Quadro graphics, often at a higher entry price.
Lenovo ThinkStation P360 Tower – Similar DDR5 support and pro-level GPUs, excellent if you want broader ISV certifications.
Dell Precision 5820 Tower (Xeon) – A higher-tier workstation with Xeon CPUs and larger PSU for heavier GPU upgrades.
Tips on How to Use Correctly
For maximum lifespan, ensure the tower is positioned in a ventilated space to keep airflow unobstructed.
Use the NVMe SSD for OS and active projects, reserving the 2TB HDD for archives and large datasets.
Take advantage of the RTX A2000’s CUDA cores for accelerated rendering and AI workflows.
Regularly update Nvidia Studio drivers for the best application stability.
Add more RAM if working with very large datasets – the four DIMM slots allow easy expansion.
Comparisons
Compared with the HP Z2 G9, the Dell Precision 3660 delivers similar i7-12700 performance but offers a more compact chassis. Against the Lenovo ThinkStation P360, the Precision 3660 often includes more generous storage by default. If compared to Dell’s own Precision 5820, the 3660 is more power efficient and compact, though the 5820 provides Xeon CPUs and higher PSU wattage for advanced GPU scaling.
Full Technical Specification
Desktop PC
Brand: Dell
Model: Precision 3660 Tower
Condition: Renewed / Factory refurbished by Dell
Processor: Intel Core i7-12700, 12 cores, up to 4.9GHz
RAM: 32GB DDR5, 4 DIMM slots (expandable)
Storage: 2TB NVMe SSD + 2TB HDD
GPU: Nvidia RTX A2000, 6GB GDDR6
PSU: 300W, 80 Plus Platinum certified
Cooling: CPU Air Cooling
Optical Drive: None
Operating System: Windows 11 Pro
Warranty: 1 Year Cybist & Amazon Renewed
Ports & Connectivity
2 x USB 2.0 (SmartPower On support)
2 x USB 3.2 Gen 2
2 x USB 3.2 Gen 1 (1 with PowerShare)
3 x USB-C 3.2 Gen 2 (1 in front)
1 x USB-C 3.2 Gen 2×2 (front, PowerShare)
1 x Headphone/Microphone combo jack
1 x Audio line-out
2 x DisplayPort 1.4
SD Card slot
LAN: Gigabit Ethernet
Accessories
Dell Keyboard & Mouse included
4 x Mini DisplayPort to DisplayPort adapter cables
FAQs
Q1: Can I upgrade the GPU?
A: The 300W PSU limits upgrades to lower-power GPUs. For higher-end cards, a PSU upgrade would be required.
Q2: Is the RTX A2000 good for gaming?
A: It can handle gaming, but it is optimised for professional software, not high-FPS gaming.
Q3: Does it support DDR5 upgrades beyond 32GB?
A: Yes, with four RAM slots, you can expand up to higher capacities depending on module availability.
Q4: Is this system noisy under load?
A: No, Dell Precision towers use efficient cooling and remain quiet even during demanding tasks.
Q5: Does it come with an optical drive?
A: No, it does not include an optical drive.
Q6: What warranty is included?
A: 1-year joint warranty through Cybist and Amazon Renewed.
Q7: Is Windows 11 Pro preinstalled?
A: Yes, with all necessary drivers configured.
Q8: Can I connect multiple monitors?
A: Yes, via DisplayPort and included adapters.
Q9: Is WiFi built-in?
A: No, networking is via Gigabit LAN. A WiFi card can be added separately.
Q10: Is the SD card reader standard?
A: Yes, the Precision 3660 includes a built-in SD card slot for media transfers.
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