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Grey tower workstation with Dell Precision branding, front power button and LED indicators, vertical orientation

DELL

DELL Precision 3650 Tower Core i7-11700K 64GB DDR9 RTX 4000 1TB NVMe

SKU CH-1X4M-4KH9G

Workstation desktop with 8-core Intel Core i7-11700K, 64GB DDR9 memory, NVIDIA Quadro RTX 4000 graphics, 1TB NVMe storage and Windows 11 Pro for professional CAD, rendering and engineering workloads

  • ProcessorIntel Core i7
  • Installed RAM64 GB
  • Video RAM8 GB
  • Installed SSD1 TB
  • Processor core count8-Core Processor
  • Operating systemWindows 11 Pro
  • 8-core Intel Core i7-11700K at 3.60 GHz powers demanding workloads
  • 64GB DDR9 memory handles large projects and smooth multitasking
  • NVIDIA RTX 4000 with 16 GB GDDR6 drives professional visual tasks
  • 1TB NVMe SSD delivers fast boot and responsive application performance
  • Windows 11 Pro pre-installed for secure, modern workstation experience

Professional workstation tower

The Dell Precision 3650 Tower is a new workstation system built for professional applications such as CAD, engineering design, 3D modeling, and content creation. It ships with Windows 11 Pro installed and is powered by an Intel Core i7-11700K processor running at 3.60 GHz with 8 cores and 16 threads. The system includes 64GB of DDR9 memory and a 1TB NVMe M.2 SSD for fast storage access.

Build integration and expandability

This desktop workstation uses an LGA 1200 socket and supports a maximum memory capacity of 128GB across 4 slots, allowing future upgrades beyond the installed 64GB. Professional graphics are provided by an NVIDIA Quadro RTX 4000 card with 8GB GDDR6 memory, offering three DisplayPort outputs and one USB-C VirtualLink connector for multi-display setups. A 1000W power supply supports the graphics card and provides headroom for additional components.

Sustained workload behaviour

The Precision 3650 Tower is engineered for reliable performance during extended rendering, simulation, and data-heavy engineering tasks rather than short bursts. The Quadro RTX 4000 delivers stable professional visual computing for CAD and 3D workflows over long sessions. With no redundant hot-swap power or hot-swap fans, the system relies on its standard cooling and 1000W supply to maintain consistent operation under continuous professional loads.

How it compares

Measured against everything we stock in Rack & Tower Servers, at today’s prices. Recalculated every night.

Price $803.99
Cheaper than about 81% of the 17,641 comparable items (median $1,910.99).
Installed RAM 64 GB
Lower than about 70% of the 15,103 comparable items (median 128 GB).
Video RAM 8 GB
Higher than about 90% of the 8,309 comparable items (median 0.01 GB).

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Specifications

Product
Brand nameDELL
Product linePrecision
Model name3650
Part number3650
Target workloadWorkstation
Product typeDesktop
Processor
ProcessorIntel Core i7
Processor core count8-Core Processor
Processor socketLGA 1200
Processor speed3.6 GHz
Processor cache16 MB
Installed CPUs1
Max supported CPUs1
Memory
Installed RAM64 GB
Type of memoryDDR9
Maximum RAM capacity128 GB
Memory slot count4
Storage
Installed SSD1 TB
Installed storage1 TB
Optical driveDVD +/- RW
Graphics
Video RAM8 GB
Graphics chipDedicated Card
Ports & slots
Network ports1 x Ports
Management interfaceRJ 45
Power
Hot-swap redundant PSUNo
Power supply1000 W
Size & build
Hot-swappable fansNo
Software
Operating systemWindows 11 Pro
More details
Indicator lightsPower, Ethernet, USB
Servers_graphic installed1

Questions about this item

Does the i7-11700K throttle under sustained all-core workloads with the standard air cooler?

The 3.60 GHz base clock on the 8-core i7-11700K is backed by a 1000W supply, but the chassis uses fixed fans and a single 120 mm CPU cooler, so prolonged AVX-heavy renders can push the package past its thermal limit and trigger frequency reduction.

How loud is the tower when the Quadro RTX 4000 and CPU run flat-out for hours?

Fixed-speed case fans and the blower-style Quadro RTX 4000 produce a steady mid-range hum that rises noticeably under full GPU compute load; the 1000W PSU fan also spins up, so the system is audible in a quiet office but not disruptive.

Which display cables and monitors are needed to use the three DisplayPort and one USB-C outputs on the RTX 4000?

The card provides three standard DisplayPort 1.4 connectors and one USB-C VirtualLink port, so you need monitors with matching inputs or active adapters for HDMI/DVI; no video cables are included in the box.

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