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Two green DDR4 memory sticks, no heat spreaders, 288-pin form factor

Computer Memory Solutions

Computer Memory Solutions 8GB (2x4GB) DDR4 2133 CL15 System Memory Upgrade - C72

SKU CH-G6R1-81MY0

Dual-channel 8 GB DDR4 kit with CL15 timing and 1.2 V operation, validated for Alienware Area 51 R2 and Aurora R5 desktops

  • Total capacity8 GB (2 × 4 GB)
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Memory timings15-15-15
  • Rated voltage1.2 V
  • Guaranteed compatibility with Alienware Area 51 R2 and Aurora R5 systems
  • 8 GB total capacity delivered as a matched 2 x 4 GB kit
  • DDR4 2133 MHz speed rated at PC4 17000 for responsive performance
  • Low 1.2 V operation reduces power draw and heat output
  • CL15 15-15-15 timing provides low latency for smooth multitasking

Alienware R2 and Aurora R5 upgrade

This 8 GB kit contains two 4 GB DDR4 modules built for the Alienware Area 51 R2 and Aurora R5 desktops. Each stick runs at 2133 MHz with CL15 timing and 1.2 V operation. The unbuffered, non-ECC design matches the factory specification for these systems.

Thermals and power draw

Low 1.2 V voltage keeps heat output modest during normal workloads. No heat spreaders are fitted, so airflow from the case fans is sufficient for cooling. Power consumption stays within standard DDR4 limits for this speed grade.

Build and installation

Modules use a 288-pin DIMM form factor with major-brand chips in a 2Rx8 configuration. The dual-channel kit fills two of the four available slots, leaving room to reach the 64 GB maximum. Buyers needing ECC or registered memory should choose a different product.

How it compares

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

Price $45.99
Cheaper than about 79% of the 21,161 comparable items (median $397.99).
Total capacity 8 GB (2 × 4 GB)
Lower than about 80% of the 20,941 comparable items (median 32 GB).
Price per GB $5.75 per GB
Cheaper than about 68% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM512642133DIMM
Total capacity8 GB (2 × 4 GB)
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
Memory timings15-15-15
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsAlienware Area 51 R2 Desktop, Aurora R5 Series
In the box
Included items2 Memory RAM Sticks

Questions about this item

How do I install the 288-pin DDR4 modules in the four-slot Alienware Area 51 R2, and what step is often missed?

Power off and unplug the desktop, open the case, align each module's notch with the slot key, press firmly until both side clips click, then confirm in BIOS that all 8 GB are detected at 2133 MHz.

What maintenance or replacement will the unbuffered non-ECC kit need over its lifetime?

No scheduled maintenance is required; if a stick fails, the limited lifetime exchange from Computer Memory Solutions covers manufacturing defects, otherwise the modules run until a system upgrade replaces them.

What limit appears first when the 1.2 V CL15 memory runs sustained workloads on the Aurora R5 platform?

The platform's 64 GB maximum capacity across four slots is reached before any thermal or voltage ceiling, so the 8 GB kit leaves headroom for future expansion.

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