Brand: Samsung | Category: Memory (RAM)
SKU: SAMS-MCAQE256GFBA00A07 | Part #: MCAQE256GFBA-00A07 | MPN: MCAQE256GFBA-00A07
Contact for Pricing — Request a Quote
The Samsung CXL Memory Expander CMM-B 256GB from Samsung is enterprise-grade Memory (RAM) hardware built for data centers. Samsung CMM-B 256GB delivers bandwidth-optimized CXL 2.0 memory expansion for AI inference and real-time analytics without requiring CPU socket modifications. Available in brand new condition. Samsung memory (ram) products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
| Brand | Samsung |
| Category | Memory (RAM) |
| SKU | SAMS-MCAQE256GFBA00A07 |
| Part Number | MCAQE256GFBA-00A07 |
| Condition | New |
| Model | CXL Memory Expander CMM-B |
| Capacity | 256 GB |
| Interface Protocol | CXL 2.0 (Compute Express Link) |
| Physical Interface | PCIe 5.0 x16 (E3.S or EDSFF form factor) |
| DRAM Technology | Samsung DDR5 DRAM |
| Memory Bandwidth | Up to 76.8 GB/s (bidirectional peak) |
| CXL Device Type | Type 3 Memory Device (HDM – Host-managed Device Memory) |
| ECC Support | On-device ECC (SECDED + Advanced ECC) |
| Operating Voltage | 3.3 V (PCIe slot power rail) + 12 V auxiliary |
| Typical Power Consumption | Approximately 25 W under sustained load |
| Maximum Thermal Design Power | 35 W |
| CXL Memory Mode | CXL.mem (cache-coherent memory expansion) |
| Pooling Support | CXL 2.0 memory pooling and switching compatible |
| Host Platform Compatibility | Intel Xeon Scalable 4th/5th Gen (Sapphire Rapids, Granite Rapids); AMD EPYC Genoa, Bergamo, Turin |
| Operating System Support | Linux kernel 6.0+ with CXL subsystem; Windows Server 2025 with CXL driver stack |
| Operating Temperature | 0°C to 55°C (inlet air) |
| Form Factor | E3.S 1T (EDSFF) |
| Dimensions (L × W × H) | 112.75 mm × 31.5 mm × 7.5 mm |
| RAS Features | Patrol scrubbing, memory error logging, ACPI NFIT/SRAT reporting, PCIe AER |
| Management Interface | CXL Component Registers (CXL.io); MCTP over PCIe; Redfish-compatible telemetry via BMC passthrough |
| Launch Date | Q3 2025 |
The Samsung CXL Memory Expander CMM-B 256GB is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. Samsung validates this module against major server vendor compatibility matrices.
Key specifications for the Samsung CXL Memory Expander CMM-B 256GB: new condition; manufacturer Samsung; model CXL Memory Expander CMM-B; capacity 256 GB; interface protocol CXL 2.0 (Compute Express Link); physical interface PCIe 5.0 x16 (E3.S or EDSFF form factor); dram technology Samsung DDR5 DRAM. Manufacturer part number MCAQE256GFBA-00A07. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.