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Green circuit board DDR3 memory module with black chips, no heat spreader

OWC

OWC 4GB DDR3 1600 PC3-12800 CL11 1Rx8 240-pin 1.5V Non-ECC UDIMM for HP ENVY 750 Series

SKU CH-2AHK-MKBY0

4GB DDR3 1600MHz CL11 1.5V non-ECC UDIMM upgrades HP ENVY 750 series desktops

  • Capacity4GB
  • Type240-Pin DDR3 Non-ECC UDIMM
  • SpeedDDR3 1600 (PC3 12800)
  • CAS LatencyCL11
  • Voltage1.5V
  • ECCNo
  • 4GB capacity adds responsive multitasking headroom for HP ENVY 750
  • DDR3 1600 CL11 timing delivers snappy application loading
  • 5 V JEDEC standard voltage ensures stable, cool operation
  • 240-pin UDIMM form factor fits straight into desktop slots
  • Single-rank 1Rx8 layout keeps signal integrity clean

OWC 4GB DDR3 Upgrade for HP ENVY 750

This 4GB DDR3 1600 PC3-12800 CL11 module is built specifically for the HP ENVY 750 Series using DDR3 memory. It delivers a warranty-safe, JEDEC-standard upgrade for owners of that system who need more capacity. The unbuffered, non-ECC DIMM operates at 1.5V with a 1Rx8 rank configuration.

Replacing factory DDR3 modules in the ENVY 750

The jump is worth it when the original memory is smaller or slower than this 4GB 1600MHz specification. Adding this module increases total capacity and can improve multitasking responsiveness for everyday desktop workloads. Systems already populated with matched 1600MHz kits may not see a measurable gain from a single mismatched stick.

Simple DIY installation

Installation is a straightforward DIY task on the ENVY 750 desktop; the module seats in the standard 240-pin DDR3 slot. The most common issue is mixing this stick with existing modules that differ in speed, voltage or rank, which can prevent the system from booting or force it to run at the lowest common settings.

Points forts

  • 4GB capacity adds responsive multitasking headroom for HP ENVY 750
  • DDR3 1600 CL11 timing delivers snappy application loading
  • 5 V JEDEC standard voltage ensures stable, cool operation
  • 240-pin UDIMM form factor fits straight into desktop slots
  • Single-rank 1Rx8 layout keeps signal integrity clean

Caractéristiques

BrandOWC
Part Number1U6D31R804GB
Capacity4GB
Type240-Pin DDR3 Non-ECC UDIMM
SpeedDDR3 1600 (PC3 12800)
CAS LatencyCL11
Voltage1.5V
ECCNo
Buffered/RegisteredUnbuffered
Rank1Rx8
Heat SpreaderNo
Compatible SystemHP ENVY 750 Series using DDR3 Memory

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Questions sur cet article

Will the 240-pin DDR3 UDIMM fit the HP ENVY 750 Series motherboard slots?

Yes, the module uses the standard 240-pin DDR3 UDIMM form factor that matches the HP ENVY 750 Series DDR3 memory slots.

What is the correct way to seat the 1.5V CL11 module, and what step do people often miss?

Align the notch with the slot key, press down firmly until both side clips click into place, and verify the module sits level; the step often missed is not pushing hard enough to engage both clips.

When should the 4GB PC3-12800 stick be replaced or upgraded later?

Replace it if memory errors appear in diagnostics, if the system becomes unstable under load, or when total capacity no longer meets workload demands.

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