We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Green rectangular DDR4 memory module with gold edge contacts and black chips, no heat spreader

OWC

OWC 2U6D41R808GB 8GB DDR4 2666MHz CL19 1.2V 288-Pin UDIMM Alienware Area-51 R3 R4 R5 R6 R7 memory upgrade

SKU CH-VK2K-G816R

8GB DDR4 2666MHz CL19 UDIMM memory upgrade for Alienware Area-51 R3–R7 desktops

  • Capacity8GB
  • Type288-Pin DDR4 Non-ECC UDIMM
  • SpeedDDR4 2666 (PC4 21300)
  • CAS LatencyCL19
  • Voltage1.2V
  • ECCNo
  • 8GB capacity adds multitasking headroom for demanding workloads
  • DDR4 2666MHz CL19 speed matches Alienware Area-51 R3-R7 specs
  • 2V low-voltage operation reduces system power draw
  • 288-pin UDIMM form factor fits desktop DIMM slots directly
  • JEDEC and RoHS compliant for warranty-safe upgrades

8GB DDR4 upgrade for Alienware Area-51 R3-R7

This 8GB DDR4 2666MHz CL19 UDIMM is built for Alienware Area-51 desktops from R3 through R7. It targets owners who want a simple capacity increase without changing voltage or latency settings. The module is non-ECC, unbuffered and uses a standard 288-pin layout.

JEDEC DDR4 2666MHz limits and backward compatibility

The stick runs at the JEDEC-standard 2666MHz (PC4-21300) with 1.2V and CL19 timing. It will also operate at 2133MHz and 2400MHz if the system requires a lower speed. Because it follows the base specification, it cannot exceed 2666MHz or run tighter latencies without manual overclocking, which the platform may not support.

Tool-free DIMM installation

Installation is a standard desktop DIMM swap: open the chassis, release the slot clips, align the notch and press until the clips lock. The most frequent issue is the module not seating fully, which causes a no-post condition. Reseating firmly usually resolves it. No heat spreader is present, so clearance is not a concern.

Highlights

  • 8GB capacity adds multitasking headroom for demanding workloads
  • DDR4 2666MHz CL19 speed matches Alienware Area-51 R3-R7 specs
  • 2V low-voltage operation reduces system power draw
  • 288-pin UDIMM form factor fits desktop DIMM slots directly
  • JEDEC and RoHS compliant for warranty-safe upgrades

Specifications

BrandOWC
Part Number2U6D41R808GB
Capacity8GB
Type288-Pin DDR4 Non-ECC UDIMM
SpeedDDR4 2666 (PC4 21300)
CAS LatencyCL19
Voltage1.2V
ECCNo
Buffered/RegisteredUnbuffered
Rank1Rx8
Heat SpreaderNo
Compatible SystemAlienware Area-51 R3
Alienware Area-51 R4
Alienware Area-51 R5
Alienware Area-51 R6
Alienware Area-51 R7

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

Should I choose the 8GB module or add multiple sticks for my Alienware Area-51?

This is an 8GB DDR4 2666MHz CL19 stick. Add matching modules to fill the available slots on your R3 through R7 system for the total capacity you need.

What does the 2666MHz speed deliver once installed in an Area-51 R4?

The module runs at DDR4 2666 (PC4-21300) with CL19 latency at 1.2V. The system will operate at this speed or downclock to 2400MHz or 2133MHz if the platform requires it.

Does the 288-pin UDIMM interface limit the upgrade on my R6?

The 288-pin unbuffered non-ECC DDR4 form factor fits the desktop DIMM slots on Area-51 R3 to R7. It is not compatible with laptop SO-DIMM or registered server memory slots.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.