Type | DDR4 Registered DIMM (RDIMM) |
Module Capacity | 32 GB |
Form Factor | RDIMM |
Memory Technology | DDR4 SDRAM |
Rank | Dual Rank |
Chip Organization | x4 |
Bus Type | PC4-25600 |
Power Supply Voltage | 1.2 V |
ECC Support | Yes |
Buffered/Registered | Registered (Buffered) |
Memory Speed | 3200 MHz |
Component Part Number | M393A4K40EB3-CWE |
Compatibility | Select Lenovo Workstations and Servers |
Lenovo 4X77A64994 S M393A4K40EB3-CWE 32G CSP Module
Key Benefits

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- Designed and branded by Lenovo, ensuring higher compatibility with Lenovo systems.
- 32 GB capacity likely supports enhanced performance for enterprise computing tasks.
- Categorized as a system accessory, indicating potential use for OEM-level upgrades or replacements.
Product Overview
The Lenovo 4X77A64994 S M393A4K40EB3-CWE 32G CSP module is identified as a computer accessory potentially used for system memory expansion. The model appears to offer 32 GB of capacity, suitable for Lenovo enterprise systems. Although the specifications are limited, this product is categorized under system accessories and may fit workstation or server environments. Users are advised to verify system compatibility before purchase as technical details remain unspecified.
Specifications
Product Overview
Physical & Environmental
Module Height | 31.25 mm (Standard Height) |
Operating Temperature | 0°C to 85°C |
Storage Temperature | -55°C to 100°C |
Heat Spreader | Yes |
Typical Power Consumption | 2.64 W |
RoHS Compliant | Yes |
Advanced Security Features
ECC Functionality | Yes |
Secure Boot Memory Support | No |
Wireless Features
Wireless Support | No |
Interfaces
Interface Type | 288-pin DIMM |
Number of Pins | 288 |
Data Transfer Rate | 25.6 GB/s |
Compliance & Origin
Country of Origin | Inquire |
TAA Compliant | Inquire |
JEDEC Standard | Yes |
Cloud Management & Licensing
Remote Firmware Management | No |
Cloud Provisioning Support | No |
Management Software Compatibility | Lenovo XClarity Controller (when installed in compatible systems) |