P18446-B21 HPE 64GB Memory Pc4-21300 at discount

P18446‑B21 Specifications

HPE 64 GB DDR4‑2666 MHz PC4‑21300 ECC Registered RDIMM / LRDIMM Memory Module

Manufacturer: HPE
Manufacturer Model: P18446‑B21
Product Line: HPE Server Memory / SmartMemory
Product Series: DDR4 Memory Modules
Product Type: ECC Registered / Load‑Reduced Memory Module (RDIMM / LRDIMM)
Product Name: HPE 64 GB DDR4‑2666 MHz PC4‑21300 ECC Registered 288‑Pin Memory Module

KEY FEATURES:
Memory Capacity: 64 GB
Memory Technology: DDR4 SDRAM
Speed / Bus Clock: 2666 MHz (PC4‑21300)
Form Factor: 288‑pin DIMM (Registered / Load‑Reduced)
Memory Configuration: Quad Rank ×4 (4R×4)
Error Checking: ECC (Error‑Correcting Code)
Voltage: 1.2 V
CAS Latency: CL19

PERFORMANCE:
Memory Speed: 2666 MHz
Theoretical Bandwidth: PC4‑21300 (~21.3 GB/s)
Random Read/Write IOPS: Not explicitly specified
Latency Profile: CL19

ENVIRONMENTAL & RELIABILITY:
ECC Registered / Load‑Reduced DIMM — provides error detection and correction for enterprise‑class reliability and data integrity
Load‑Reduced architecture allows better signal integrity and supports higher memory density per channel — suitable for heavy workloads, virtualization, and data‑center use

PHYSICAL:
Form Factor: 288‑pin DIMM (Registered / Load‑Reduced)
Module Rank: Quad Rank (4R×4)
Number of Pins: 288
Approximate Dimensions (W × D × H): 8.89 × 19.05 × 1.91 cm (standard server DIMM size)
Module Weight: ~0.23 lb (approx. 0.10 kg)

COMPATIBILITY (Common Server Platforms):
Compatible with many HPE ProLiant Gen10 servers (e.g. DL360 Gen10, DL380 Gen10, DL560 Gen10, DL580 Gen10, ML110/ML350 Gen10) and HPE Synergy compute modules — ensure your server supports ECC Registered / LRDIMM and DDR4‑2666 memory before installation.