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Deal.ai › OWC › RAM Memory
OWC
OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module

OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module

Best price now

$1,319.99at Best BuyChecked 7 h ago

Compared across 2 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. Price via Klarna.

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Price facts

  • Lowest price today: $1,319.99 at Best Buy (checked Nov 15, 2026).
  • Checked at 2 stores.

Our take on the OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module

A single 32GB DDR5 registered DIMM from OWC, rated for 6400 MT/s at CL32 and 1.1V, with ECC. It is a server and workstation module, not desktop gaming RAM: registered DIMMs only fit boards and CPUs that support RDIMM memory, such as AMD EPYC and Intel Xeon platforms. Against unbuffered DDR5 it trades a little latency for capacity and stability at scale, and it has no heat spreader or lighting. Buy it to fill a compatible server or workstation, not a consumer desktop.

Best forServer and workstation builds that take registered DDR5AMD EPYC and Intel Xeon systemsAdding 32GB per slot for large memory poolsECC-protected workloads such as virtualization and databases
Pros
  • 32GB per module, so fewer slots are needed for large totals
  • ECC catches and corrects single-bit memory errors
  • Registered design keeps signal load low across many modules
  • Runs at 1.1V, the standard DDR5 voltage
  • No RGB or tall heat spreader to foul server airflow
Cons
  • Registered DIMM will not work in consumer desktop boards
  • CL32 is looser than fast unbuffered gaming kits
  • No heat spreader, so it relies on chassis airflow
  • Single module, so no matched kit for dual-channel pairing

OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module prices at every store

  • Best BuyNew

    In stock

    $1,319.99Free shippingChecked 7 h ago
    Visit Best Buy
  • NeweggNew

    In stock

    $1,319.99Free shippingChecked 7 h ago
    Visit Newegg

Store links may earn us a commission. Some prices via Klarna.

OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module price history

Lowest price we've seen: $1,319.99 on Nov 15 at Best Buy. Tracked across 2 stores since Nov 15.

About the OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module

This is a 32GB DDR5 registered DIMM memory module from OWC. It runs at 6400 MHz (PC5-51200) with a CAS latency of CL32.

The module supports ECC and operates at 1.1 V. It has no lighting.

Capacity
32 GB
Memory type
DDR5
Speed
6400 MHz (PC5-51200)
CAS latency
CL32
Registered
Yes
ECC
Yes
Voltage
1.1 V
Lighting
No
Color
Black

Specifications

Memory Capacity
32 GBSource
Type
DDR5Source
CAS Latency
CL32Source
ECC
YesSource
Lighting
NoSource
Color
BlackSource
Voltage (V)
1.1Source
Memory Speed
6400 MHzSource
Registered
YesSource

Questions and answers

Will this work in a regular desktop PC?
No. It is a registered DIMM, and consumer desktop boards and CPUs take unbuffered DIMMs. It fits only platforms that explicitly support registered DDR5, such as many AMD EPYC and Intel Xeon systems.
Is it ECC memory?
Yes. The module has ECC, so it can detect and correct single-bit errors when the motherboard and CPU support ECC operation.
What speed and latency does it run at?
It is rated for 6400 MT/s with CL32 timings at 1.1V, the standard DDR5 voltage.
Can I mix it with other registered DDR5 modules?
It can run alongside other registered DDR5 modules if the platform supports the mix, but matching capacity, speed and timings across all slots is the safer choice for stability.
Does it have RGB lighting or a heat spreader?
No. It is a plain black module with no lighting and no heat spreader, which suits dense server layouts.
Where is the OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module cheapest?
At Best Buy, for $1,319.99, as of our latest check.
Where can I buy the OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module?
2 stores we checked sell it, including Best Buy, Newegg.

Stores we've priced the OWC 32GB DDR5 6400 PC5-51200 CL32 Registered DIMM Memory RAM Module at

  • Best Buy deals and prices
  • Newegg deals and prices

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