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Green rectangular circuit board with gold contacts and black memory chips

OWC

OWC 64GB DDR4 2933 ECC Registered RDIMM HP Z8 G4 memory upgrade

SKU CH-Y96N-MW7Z6

Single 64GB DDR4 2933 ECC registered RDIMM upgrades the HP Z8 G4 workstation

  • Capacity64GB
  • Type288-Pin DDR4 ECC RDIMM
  • SpeedDDR4 2933 (PC4 23400)
  • CAS LatencyCL21
  • Voltage1.2V
  • ECCYes

Capacity 64GB

  • 64GB capacity lets you run large workloads in HP Z8 G4
  • ECC registered design protects data integrity for workstation and server tasks
  • DDR4 2933 speed with CL21 latency delivers responsive performance
  • 2V operation reduces power draw while maintaining stability
  • Backward compatible with 2133, 2400 and 2666MHz systems for flexible upgrades

HP Z8 G4 upgrade

This OWC module is a 64GB DDR4 2933 ECC registered RDIMM built specifically for the HP Workstation Z8 G4. It plugs into a standard 288-pin slot and runs at 1.2V. The part replaces a long list of HP service numbers so procurement can match existing inventory. It is sold as a single stick for straightforward capacity increases.

Registered ECC requirement

The memory is registered ECC with a 2Rx4 organisation and CL21 latency, and it will not work in standard desktop boards or alongside unbuffered or load-reduced DIMMs. Systems must support registered error-correcting modules at DDR4 2933; the stick is backward compatible with 2133, 2400 and 2666MHz buses. Mixing registered and unbuffered types prevents the machine from posting.

Workstation and server builders

Buyers maintaining or expanding HP Z8 G4 workstations, compatible servers or NAS units that accept registered ECC RDIMMs will find this a direct fit. Anyone needing unbuffered desktop memory, load-reduced DIMMs, or a different capacity per module should look at other parts.

Points forts

  • 64GB capacity lets you run large workloads in HP Z8 G4
  • ECC registered design protects data integrity for workstation and server tasks
  • DDR4 2933 speed with CL21 latency delivers responsive performance
  • 2V operation reduces power draw while maintaining stability
  • Backward compatible with 2133, 2400 and 2666MHz systems for flexible upgrades

Caractéristiques

BrandOWC
Part Number2R9D42R464GB
Capacity64GB
Type288-Pin DDR4 ECC RDIMM
SpeedDDR4 2933 (PC4 23400)
CAS LatencyCL21
Voltage1.2V
ECCYes
Buffered/RegisteredRegistered
Rank2Rx4
Heat SpreaderNo
Compatible SystemHP Workstation Z8 G4

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Questions sur cet article

What does the 2933 MHz speed mean once this module is installed in an HP Z8 G4?

The module runs at 2933 MHz on supported Z8 G4 configurations; if the system bus is slower it will operate at 2666 MHz, 2400 MHz or 2133 MHz instead.

How does the DDR4 ECC Registered interface affect what the memory can do in practice?

The registered design adds a buffer that reduces electrical load on the memory controller, allowing larger capacities per channel, while ECC detects and corrects single-bit errors for data integrity.

What physical slot and clearance does this 288-pin RDIMM need to fit in the Z8 G4?

It requires a standard 288-pin DDR4 DIMM socket; the module has no heat spreader, so it fits under the stock Z8 G4 memory baffle without extra clearance.

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