4X77A12189 Lenovo 64GB RAM PC4-25600 Memory at discount

4X77A12189 Specifications

Lenovo 64 GB DDR4 3200 MHz TruDDR4 Registered ECC Memory Module

Manufacturer: Lenovo
Manufacturer Model: 4X77A12189
Product Line: Lenovo ThinkSystem
Product Series: TruDDR4 Performance+
Product Type: Internal Memory Module
Product Name: Lenovo 64 GB TruDDR4 Performance+ 3200 MHz RDIMM

KEY FEATURES:
Storage Capacity: 64 GB
Memory Type: DDR4 (TruDDR4)
ECC Support: Yes (Registered ECC)
Form Factor: 288-pin RDIMM
Voltage: 1.2 V
Speed / Frequency: 3200 MHz (PC4‑25600)
Rank: 2R × 4 (Dual Rank)
Compatibility: Designed for Lenovo ThinkSystem servers (e.g., SR645, SR665)
Features Supported: High-performance ECC for data integrity, server-grade memory

PERFORMANCE:
Maximum Data Transfer Rate: ~25.6 GB/s (theoretical, for PC4‑25600)
Random Read IOPS: Not explicitly specified
Random Write IOPS: Not explicitly specified
Sequential Read Speed: Not explicitly specified
Sequential 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:
Dimensions (W × D × H): Standard 288‑pin RDIMM form factor
Weight: Not explicitly specified
Color: Typical green PCB