46M0071 Specifications
IBM Memory Expansion Card for System x3850 X5 / x3950 X5 Servers
Manufacturer: IBM
Manufacturer Model: 46M0071
Product Line: IBM System x Memory Options
Product Series: Memory Expansion Card
Product Type: Internal Memory Expansion Board / Module
Product Name: IBM 46M0071 Memory Expansion Card
KEY FEATURES:
Memory Slot Count: Up to 8 memory expansion cards supported for the system
Compatible Systems: IBM System x3850 X5 and x3950 X5 servers Type 7145 / 7146
Purpose: Enables expanded memory capacity—system memory can be expanded up to ~1 024 GB with the correct number of cards and DIMMs installed
PERFORMANCE:
Memory Type: DDR3 ECC Registered DIMMs (PC3‑10600/PC3‑8500) supported in the host system
Maximum System Memory Capacity: Up to 1 024 GB when using the memory expansion cards in combination with supported DIMMs
DIMM Slots Enabled: With the expansion cards, the system supports up to 64 DIMM sockets
ENVIRONMENTAL & RELIABILITY:
Designed for enterprise/high‑performance server environments (24×7 operation)
Condition: Frequently available in refurbished or surplus condition — verify testing and return policy
PHYSICAL:
Form Factor: Internal memory expansion board/module designed for insertion into a designated expansion slot in the IBM x3850 X5 or x3950 X5 chassis
Typical Dimensions & Weight: Not broadly published in standard listings

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