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Green rectangular circuit board with gold edge connectors and black memory chips, no heat spreader

OWC

OWC 16GB DDR4 2133MHz CL15 1.2V 260pin Non-ECC SODIMM Alienware Steam Machine R2

SKU CH-XNHE-GQ81B

16 GB DDR4 SODIMM at 2133 MHz CL15, built for the Alienware Steam Machine R2

  • Capacity16GB
  • Type260-Pin DDR4 Non-ECC SODIMM
  • SpeedDDR4 2133 (PC4 17000)
  • CAS LatencyCL15
  • Voltage1.2V
  • ECCNo
  • 16GB capacity lets you run more apps simultaneously
  • DDR4 2133MHz speed matches the Alienware Steam Machine R2 specification
  • CL15 latency and 1.2V voltage meet JEDEC standard timings
  • 260-pin SODIMM form factor fits the system's memory slot exactly
  • Non-ECC unbuffered design ensures direct compatibility with the platform

System-Specific Upgrade for Alienware Steam

This 16GB DDR4 SODIMM is built to match the exact memory requirements of the Alienware Steam Machine R2. It delivers a straightforward capacity increase for owners of that specific system who need more headroom for gaming or multitasking. Builders working on other platforms or requiring ECC functionality should look elsewhere.

JEDEC-Compliant Module with Standard Voltage

The module operates at 1.2V and meets JEDEC PC4-17000 specifications with a CL15 latency, ensuring a warranty-safe installation without BIOS tuning. No heat spreader is included, keeping the profile low for tight chassis clearances. The package contains only the memory stick; no software or additional accessories are bundled.

Unbuffered 260-Pin Design for Direct Installation

As an unbuffered 2Rx8 Non-ECC stick, it slots directly into the system's 260-pin socket using standard SODIMM keying. The lack of a heat spreader reduces height for cramped layouts but offers no active cooling benefit. Users needing registered memory or a different pin count cannot use this module.

Highlights

  • 16GB capacity lets you run more apps simultaneously
  • DDR4 2133MHz speed matches the Alienware Steam Machine R2 specification
  • CL15 latency and 1.2V voltage meet JEDEC standard timings
  • 260-pin SODIMM form factor fits the system's memory slot exactly
  • Non-ECC unbuffered design ensures direct compatibility with the platform

Specifications

BrandOWC
Part Number2S1D42R816GB
Capacity16GB
Type260-Pin DDR4 Non-ECC SODIMM
SpeedDDR4 2133 (PC4 17000)
CAS LatencyCL15
Voltage1.2V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
Heat SpreaderNo
Compatible SystemAlienware Steam Machine R2

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Questions about this item

Will the 2Rx8 rank configuration require any specific slot pairing in the Alienware Steam Machine R2?

The module uses a 2Rx8 rank layout and installs as a single 260-pin SODIMM; the R2 motherboard handles rank mapping automatically, so no manual slot pairing is needed.

What thermal limit appears first when the 1.2V DDR4-2133 CL15 module runs continuously at full load?

The JEDEC-rated 1.2V operation keeps power draw low, so the system's case airflow limit is reached before the memory itself hits any thermal ceiling.

How much heat does the 16GB stick add to the chassis during all-day operation?

At 1.2V and 2133MHz the module draws only a few watts, adding negligible heat that the existing Steam Machine R2 cooling handles without fan-speed changes.

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