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Two green DDR3L ECC registered DIMMs with gold contacts

OWC

OWC 32GB (2x16GB) DDR3L 1600 CL11 240-pin 1.35V ECC Registered RDIMM memory upgrade

SKU CH-5QVE-7R9Z6

32 GB DDR3L 1600 ECC registered dual-rank kit for Supermicro H8QGL, H8SCM, X10DBT, X10QBi and X10QBL motherboards

  • Capacity32GB (2 x 16GB)
  • Type240-Pin DDR3L ECC RDIMM
  • SpeedDDR3L 1600 (PC3L 12800)
  • CAS LatencyCL11
  • Voltage1.35V
  • ECCYes

Capacity 32GB (2 x 16GB)

  • ECC registered design protects data integrity in servers
  • 32 GB kit (2 × 16 GB) doubles capacity for heavy workloads
  • DDR3L 1600 CL11 at 1.35 V lowers power draw
  • 240-pin RDIMM fits Supermicro H8QGL, H8SCM, X10DBT, X10QBi, X10QBL
  • 2Rx4 rank layout maximises bandwidth on compatible platforms

Server memory upgrade

This 32 GB kit contains two 16 GB DDR3L registered DIMMs built for Supermicro H8QGL, H8SCM, X10DBT, X10QBi and X10QBL motherboards. The modules run at 1600 MT/s with CL11 timing and operate at 1.35 V. They are intended for workstations, servers and NAS systems that require ECC registered memory and will not work in standard desktop boards.

Thermals and power

The DDR3L voltage of 1.35 V reduces power draw compared with standard DDR3, helping keep system thermals manageable in dense server chassis. No heat spreader is fitted, so airflow across the 240-pin modules handles cooling. Registered buffering adds minimal latency while maintaining signal integrity under sustained loads.

Build integration

Each stick uses a 2Rx4 organisation and fits 240-pin DDR3 slots on the listed Supermicro platforms. ECC registration means the memory cannot be mixed with unbuffered modules, so all slots must use the same registered type. The kit frees capacity for virtualisation or large datasets without requiring a platform change.

Highlights

  • ECC registered design protects data integrity in servers
  • 32 GB kit (2 × 16 GB) doubles capacity for heavy workloads
  • DDR3L 1600 CL11 at 1.35 V lowers power draw
  • 240-pin RDIMM fits Supermicro H8QGL, H8SCM, X10DBT, X10QBi, X10QBL
  • 2Rx4 rank layout maximises bandwidth on compatible platforms

Specifications

BrandOWC
Part Number1R6T32R4032P
Capacity32GB (2 x 16GB)
Type240-Pin DDR3L ECC RDIMM
SpeedDDR3L 1600 (PC3L 12800)
CAS LatencyCL11
Voltage1.35V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
Heat SpreaderNo
Compatible SystemSupermicro Motherboard H8QGL Series
Supermicro Motherboard H8SCM Series
Supermicro Motherboard X10DBT Series
Supermicro Motherboard X10QBi Series
Supermicro Motherboard X10QBL Series

Other versions of this model

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Questions about this item

How do I install the 240-pin DDR3L RDIMM modules in my Supermicro motherboard, and what step is often missed?

Align the notch on each 240-pin module with the slot key, press down firmly until both retention clips click, and verify the 1.35 V setting in BIOS — the step often missed is enabling the registered/ECC profile so the server recognises the 2Rx4 organisation.

What maintenance or replacement will the 32 GB kit need later?

No scheduled maintenance is required; the modules have no heat spreader and run at 1.35 V, so only a failed DIMM would need replacement, which is covered by the manufacturer's limited lifetime advanced-replacement programme.

What limit appears first when the 1600 MHz CL11 registered ECC memory runs under sustained load?

The DDR3L 1600 MT/s bus bandwidth and CL11 latency ceiling are reached before thermal throttling, because the 1.35 V modules operate within JEDEC limits without a spreader.

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