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Two green DDR4 DIMMs with black chips no heat spreader

Computer Memory Solutions

Computer Memory Solutions 32GB (2x16GB) DDR4 2133MHz ECC Registered DIMM CL15 1.2V 2Rx4 B5

SKU CH-EJ6D-Y3H41

32 GB DDR4 ECC registered kit for Dell PowerEdge R730, R730xd and T630 servers

  • Total capacity32 GB (16 × 2 GB)
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Memory timings15-15-15
  • Rated voltage1.2 V
  • ECC registered design protects server data integrity
  • 32 GB dual-channel kit expands Dell PowerEdge capacity
  • DDR4 2133 MHz CL15 timing matches system specifications
  • 2 V registered DIMMs lower power draw per module
  • Validated for PowerEdge R730, R730xd and T630 servers

32GB DDR4 ECC Registered kit for Dell PowerEdge

This 32GB kit contains two 16GB DDR4 2133MHz ECC Registered DIMMs built for Dell PowerEdge R730, R730xd and T630 servers. Each module runs at 1.2V with CL15 timing and a 2Rx4 organisation. The 288-pin form factor fits the 12 DIMM sockets per CPU, scaling to 24 sockets in a dual-CPU configuration. It is designed for administrators who need registered ECC memory that the platform validates at install.

Thermals noise and power draw in normal use

Registered DIMMs operate at the standard 1.2V DDR4 voltage, keeping power draw low inside densely populated server chassis. No heat spreader is fitted, so airflow through the system’s existing fan walls handles cooling without added acoustic load. The modules add no moving parts and generate no audible noise beyond the server’s normal thermal profile.

Upgrade path and when the jump is worth it

The kit replaces or supplements the standard 8GB modules shipped with these platforms, moving a single channel from 8GB to 16GB per slot. It is compatible with the 384GB registered ECC RDIMM ceiling and the 768GB LRDIMM ceiling when 32GB modules are released. Mixing registered and unbuffered ECC in the same system is not supported, so buyers who need unbuffered ECC or who require 4GB modules in x8 organisation should look elsewhere.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $101.99
Cheaper than about 67% of the 21,161 comparable items (median $397.99).
Total capacity 32 GB (16 × 2 GB)
Typical for this category: the median of 20,941 items is 32 GB.
Price per GB $3.19 per GB
Cheaper than about 89% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM2048722133ECCREG
Total capacity32 GB (16 × 2 GB)
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
Memory timings15-15-15
ECC supportYes
Buffer typeRegistered
Memory rank2Rx4
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsDell Poweredge R730, Poweredge R730xd, Poweredge T630
In the box
Included items2 Memory RAM Sticks

Questions about this item

How do I install these 288-pin DDR4 DIMMs in a Dell PowerEdge R730, and what step is often missed?

Insert both 16 GB modules into matching slots per CPU; the step often missed is keeping registered ECC and unbuffered ECC modules out of the same memory bank.

What maintenance or replacement will this 2Rx4 registered ECC kit need over time?

No routine maintenance is required; replace a module only if ECC error logs show correctable errors rising or a DIMM fails POST.

What limit appears first when these CL15 1.2 V modules run sustained workloads in a PowerEdge T630?

The 24-socket population ceiling per dual-CPU system is reached before bandwidth or thermal limits become an issue.

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