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A black 288-pin DDR5 UDIMM module with no heat spreader, 32GB capacity

OWC

OWC 32GB DDR5 4800 CL40 desktop RAM

SKU CH-DK1M-XPE19

32 GB DDR5 desktop module running at 4800 MHz with CL40 latency and 1.1 V operation

  • Total capacity32 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • CAS latencyCL40
  • Rated voltage1.1 V
  • Buffer typeUnbuffered
  • Recommended forDesktops
  • 32 GB capacity lets you run more apps simultaneously
  • DDR5 4800 speed delivers higher bandwidth for demanding workloads
  • CL40 latency balances quick response with stable operation
  • 1 V voltage reduces power draw and heat output
  • JEDEC compliant design ensures broad desktop compatibility

32GB DDR5 4800 desktop memory

This module provides 32GB of DDR5 memory rated at 4800 MT/s with CL40 latency. It uses a standard 288-pin unbuffered DIMM form factor and runs at 1.1V. The kit is designed for desktop, workstation, NAS and all-in-one systems that accept DDR5 UDIMMs.

Check motherboard DDR5 support and slot count

Verify that your platform supports DDR5 memory and has a free 288-pin UDIMM slot before ordering. The module is non-ECC and unbuffered, so it must match the memory type your board expects. Confirm the maximum per-slot capacity your motherboard allows for a 32GB stick.

Upgrades from lower-capacity or slower DDR5 modules

Replacing a 16GB DDR5 module with this 32GB stick doubles capacity in a single slot, which helps when multitasking or handling large files. The jump is worth it when your workload exceeds current memory headroom or when you need higher density without adding more sticks.

How it compares

Measured against everything we stock in Desktop RAM, at today’s prices. Recalculated every night.

Price $390.99
Pricier than about 80% of the 3,647 comparable items (median $90.99).
Total capacity 32 GB
Higher than about 70% of the 3,251 comparable items (median 16 GB).
Price per GB $12.22 per GB
Pricier than about 77% of the 3,251 comparable items (median $6.75 per GB).

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Specifications

Product
Brand nameOWC
Part number4U8D52R832 GB
Total capacity32 GB
Product colorBlack
Performance
Rated speedDDR5 4800 (PC5 38400)
Memory
CAS latencyCL40
ECC supportNo
Buffer typeUnbuffered
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Recommended forDesktops
More details
LED lightingNone

Questions about this item

Does the 32GB module ship alone or with extra parts?

The box contains one 288-pin DDR5 UDIMM rated 4800 CL40 at 1.1V; no heat spreader, cables or tools are included.

When should I pick the 32GB 4800 CL40 stick versus a different capacity?

Choose this 32GB module when your desktop, workstation or NAS has a free DDR5 slot and you want a single JEDEC-standard upgrade without mixing speeds.

What does the 4800 CL40 rating deliver once the stick is installed?

The module runs at the JEDEC 4800 MT/s baseline with 40-cycle latency, giving standard DDR5 bandwidth for everyday multitasking and larger file handling.

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