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Black mid-tower workstation chassis, matte finish, front panel vents and Dell badge

DELL

DELL Precision 3650 Mid Tower i7-11700K 128GB 4TB NVMe Quadro P620 desktop PC

SKU CH-CJAT-TFQ2P

Mid-tower workstation with 128 GB DDR4 memory, 4 TB NVMe storage and Nvidia Quadro P620 graphics for professional CAD and 3D tasks

  • TypeBusiness Desktops & Workstations
  • Form FactorMid Tower
  • UsageBusiness
  • ColorBlack
  • MonitorMonitor not included
  • Operating SystemWindows 11 Pro
  • 8-core i7-11700K reaches 5.0 GHz turbo for fast multi-threaded compute
  • 128 GB DDR4 3200 memory handles large datasets and heavy multitasking
  • 4 TB NVMe SSD stores massive project files with rapid access
  • Quadro P620 2 GB GDDR5 drives four 1.4 DisplayPort monitors
  • 460 W 80PLUS Gold power supply delivers efficient, stable energy

Dell Precision 3650 Workstation

The Dell Precision 3650 is a mid-tower workstation built for professional workloads such as CAD design, 3D modelling and financial analysis. It ships new with Windows 11 Pro and an Intel Core i7-11700K processor running at 3.6 GHz with a 5.0 GHz turbo across eight cores. The system includes 128 GB of DDR4 3200 memory in a four-module configuration and a 4 TB PCIe NVMe solid-state drive. Graphics are handled by an Nvidia Quadro P620 card with 2 GB GDDR5 memory and four Mini DisplayPort 1.4 outputs. A 460 W 80 PLUS Gold power supply powers the platform.

Ideal Users and Limitations

This workstation suits engineers, designers and analysts who need high memory capacity and fast NVMe storage for large datasets and multitasking. The Quadro P620 drives up to four displays for multi-monitor productivity. Buyers who need a higher-performance GPU for intensive rendering or compute tasks should consider other options. The 460 W power supply and mid-tower form factor limit the scope for adding power-hungry expansion cards. No mechanical hard drive is included, so users requiring bulk archival storage must add drives separately.

Deciding Specification

The 128 GB DDR4 3200 memory configuration is the key specification that determines suitability. This capacity matches the platform maximum and supports ECC operation for data integrity in critical workloads. If your applications require more than 128 GB of system memory, this workstation cannot meet that requirement. For workloads that fit within this limit, the memory size and speed provide a strong foundation for professional software performance.

Highlights

  • 8-core i7-11700K reaches 5.0 GHz turbo for fast multi-threaded compute
  • 128 GB DDR4 3200 memory handles large datasets and heavy multitasking
  • 4 TB NVMe SSD stores massive project files with rapid access
  • Quadro P620 2 GB GDDR5 drives four 1.4 DisplayPort monitors
  • 460 W 80PLUS Gold power supply delivers efficient, stable energy

Specifications

SeriesPrecision
Model3650
TypeBusiness Desktops & Workstations
Form FactorMid Tower
UsageBusiness
ColorBlack
MonitorMonitor not included
Operating SystemWindows 11 Pro
CPU TypeIntel Core i7
CPU Name0
CPU Socket TypeLGA 1200
GPU/VGA TypeNVIDIA Quadro P620
Memory Capacity128GB DDR4
Memory SpeedDDR4 3200
Maximum Memory Supported128 GB
SSD4 TB PCIe
HDDNo
Screen SizeNo Screen

Questions about this item

Does the Intel Core i7-11700K require a separate cooler or is one included with the 3650 mid-tower?

The Precision 3650 mid-tower ships with a Dell 460W 80PLUS Gold certified power supply and chassis cooling designed for the 11700K; no extra cooler purchase is needed.

Will my existing DisplayPort 1.2 monitors work with the Quadro P620's four mini-DisplayPort 1.4 outputs?

Yes — the Quadro P620 provides four mDP 1.4 ports that are backward compatible with DisplayPort 1.2 cables and monitors.

How can I verify the 128GB DDR4 3200 memory is running at its rated speed after first boot?

Open Task Manager, select the Performance tab, click Memory and confirm the speed reads 3200 MHz and 128 GB total capacity.

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