A9781930 Dell 64GB PC4-21300 DDR4-2666MHz ECC Registered

A9781930 Specifications

Dell 64 GB DDR4‑2666 MHz PC4‑21300 ECC Load‑Reduced 288‑pin LRDIMM Memory Module

Manufacturer: Dell
Manufacturer Model: A9781930
Product Line: Dell Server Memory
Product Series: DDR4‑2666 / PC4‑21300 LRDIMM
Product Type: Internal Memory Module (Server RAM)
Product Name: Dell 64 GB DDR4‑2666 LRDIMM ECC Memory Module

KEY FEATURES:
Storage Capacity: 64 GB
Memory Technology: DDR4 SDRAM
Memory Speed: 2666 MHz
Form Factor: 288‑pin LRDIMM (Load‑Reduced Registered DIMM)
Signal Processing: Registered (LRDIMM) with ECC support
Rank: Quad Rank (4Rx4)
Voltage: 1.2 V

PERFORMANCE & USAGE:
DDR4‑2666 (PC4‑21300) — balanced speed and capacity for servers, virtualization, databases, high‑density workloads
LRDIMM design reduces electrical load on memory channels, enabling higher memory density and stability in multi‑DIMM configurations
ECC & registered buffering ensure data integrity and reliable 24×7 operation in enterprise environments

COMPATIBILITY (Typical Systems):
Compatible with many of the Dell PowerEdge and Precision server/workstation platforms that support DDR4‑2666 ECC LRDIMM modules (e.g. R440, R540, R640, R740, R940, T440, T640, C6420, among others).