631479-L21 HP 2.66GHz 5.86GT/s QPI 12MB L3 Cache Intel Xeon E5640

631479-L21 Specifications

HP 8 GB DDR3 1600 MHz Memory Module

Manufacturer: HP
Manufacturer Model: 631479-L21
Product Line: HP Enterprise Memory
Product Series: DDR3 1600 MHz
Product Type: Server RAM Module
Product Name: HP 8 GB DDR3 1600 MHz

KEY FEATURES:
Memory Capacity: 8 GB
Memory Type: DDR3
Memory Speed: 1600 MHz
Form Factor: DIMM (Dual Inline Memory Module)
Error Correction: ECC
Voltage: 1.5V

PERFORMANCE:
Data Transfer Rate: 1600 MT/s
Latency: CL11 (approximate)
Optimized for enterprise servers and high-performance systems

ENVIRONMENTAL & RELIABILITY:
Designed for 24×7 server operation
MTBF: ~1 million hours (typical for enterprise RAM)
Reliability: Enterprise-class, ECC support for error correction

PHYSICAL:
Form Factor: 240-pin DIMM
Typical Dimensions: Standard DDR3 DIMM (approx. 133 mm × 30 mm × 4 mm)
Weight: ~40 g