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Green printed circuit board with black memory chips and gold edge connectors

OWC

OWC 32GB DDR5 4800 PC5-38400 CL40 2Rx8 288-pin 1.1V Non-ECC UDIMM for Precision 3660 Tower 3660XE Tower

SKU CH-6CG5-92356

A 32 GB DDR5 4800 module built for Dell Precision 3660 and 3660XE towers with CL40 timing and 1.1 V operation

  • Capacity32GB
  • Type288-Pin DDR5 Non-ECC UDIMM
  • SpeedDDR5 4800 (PC5 38400)
  • CAS LatencyCL40
  • Voltage1.1V
  • ECCNo
  • 32 GB capacity lets you run more apps and larger files simultaneously
  • DDR5 4800 speed with CL40 latency delivers responsive data access for demanding workloads
  • 1 V operation reduces power draw and heat inside Precision 3660 and 3660XE towers
  • 288-pin 2Rx8 unbuffered non-ECC design installs easily in compatible Dell workstation slots
  • JEDEC and RoHS compliant module ensures warranty-safe upgrade with lifetime support

Precision 3660 Tower upgrade

This 32 GB DDR5 module is built for Dell Precision 3660 Tower and 3660XE Tower workstations. It delivers a single-stick capacity increase without mixing ranks or speeds. Professionals who need more memory for large datasets or virtual machines can install it directly. The unbuffered non-ECC design matches the factory specification for these systems.

JEDEC standard voltage and timing

The module runs at 1.1 V with CL40 latency at 4800 MT/s, adhering to the PC5-38400 JEDEC profile. No heat spreader is fitted, so airflow in the workstation chassis handles thermal load. Power draw stays at the standard DDR5 baseline for this speed grade. Acoustic impact is negligible because the DIMM has no active cooling.

288-pin UDIMM slot requirement

Installation uses one standard 288-pin DDR5 UDIMM slot on the Precision motherboard. The 2Rx8 organisation occupies a single rank pair, leaving remaining slots free for further expansion. Builders who need ECC or registered memory cannot use this module. Systems outside the listed Precision models are not validated for this part.

Puntos fuertes

  • 32 GB capacity lets you run more apps and larger files simultaneously
  • DDR5 4800 speed with CL40 latency delivers responsive data access for demanding workloads
  • 1 V operation reduces power draw and heat inside Precision 3660 and 3660XE towers
  • 288-pin 2Rx8 unbuffered non-ECC design installs easily in compatible Dell workstation slots
  • JEDEC and RoHS compliant module ensures warranty-safe upgrade with lifetime support

Especificaciones

BrandOWC
Part Number4U8D52R832GB
Capacity32GB
Type288-Pin DDR5 Non-ECC UDIMM
SpeedDDR5 4800 (PC5 38400)
CAS LatencyCL40
Voltage1.1V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
Heat SpreaderNo
Compatible SystemDell Precision Workstation 3660 Tower
Dell Precision Workstation 3660XE Tower

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Preguntas sobre este artículo

How do I install the 288-pin DDR5 module in my Precision 3660 Tower, and what step do people often miss?

Power off and unplug the workstation, open the case, align the notch on the 288-pin DIMM with the slot key, press firmly until both retention clips click, then close the case before powering on. The step most often missed is fully seating both clips — if either side stays loose the system will not POST.

What maintenance or replacement will this 32GB DDR5 4800 CL40 kit need over time?

No scheduled maintenance is required. The module has no heat spreader, so keep the chassis fans and dust filters clean to maintain airflow. If a memory error appears later, run the built-in Dell diagnostics; a single faulty DIMM is replaced individually under the manufacturer's limited lifetime warranty.

What limit appears first when this 1.1V 2Rx8 UDIMM runs sustained heavy workloads?

The JEDEC-standard 1.1V operating voltage and CL40 latency set the thermal and timing ceiling. Under prolonged load the memory controller will throttle frequency before voltage or temperature limits are reached, so sustained throughput is capped at the rated 4800 MT/s.

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