838087-B21 HPE 128GB PC4-21300 DDR4-2666MHz ECC Registered

838087-B21 Specifications

HPE 128 GB DDR4‑2666 ECC Load‑Reduced (LRDIMM)

Manufacturer: HPE
Manufacturer Model: 838087-B21
Product Type: Server Memory Module (Load‑Reduced / Registered DIMM)
Product Name: HPE 128 GB DDR4‑2666 PC4‑21300 ECC LRDIMM

KEY FEATURES:
Memory Capacity: 128 GB
Memory Type: DDR4 SDRAM
ECC Support: Yes (Error‑Correcting Code)
Form Factor: 288‑pin DIMM (LRDIMM / Registered)
Rank & Organization: Octal Rank x4 (8Rx4)
Voltage: 1.2 V
Bus / Speed: PC4‑21300 — DDR4‑2666 MHz
CAS Latency: CL19 (or 22‑19‑19 depending on 3DS load‑reduced spec)
Signal Type: Load‑Reduced ECC (LRDIMM)
Compatibility: Designed for HPE ProLiant / servers supporting DDR4‑2666 LRDIMM memory (e.g. many Gen10 server platforms)

PERFORMANCE:
Memory Speed: 2666 MHz
Maximum Data Transfer Rate: Theoretical bandwidth for DDR4‑2666 / PC4‑21300
Random Read/Write IOPS: Not explicitly specified
Sequential Read/Write Speed: Not explicitly specified

ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: Not explicitly specified
Storage Temperature Range: Not explicitly specified
Operating Humidity: Not explicitly specified
Shock Resistance: Not explicitly specified
Vibration Resistance: Not explicitly specified

PHYSICAL:
Form Factor: 288‑pin LRDIMM
Weight: Not explicitly specified
Color: Typical green PCB