SK hynix 256GB DDR5-6400 ECC RDIMM 
Item Specification
Brand SK hynix
Part Number (P/N) HMCT14MHBRC470N
Capacity 256GB
Memory Type DDR5 SDRAM
Module Type ECC Registered DIMM (RDIMM)
Data Rate DDR5-6400
Transfer Rate 6400 MT/s
Module Organization 4Rx4
DRAM Organization x4
Bus Width 72-bit (64-bit + 8-bit ECC)
ECC Yes
Voltage 1.1V
Form Factor 288-Pin DIMM
Registered Yes
Rank Quad Rank (4R)
CAS Latency CL52
JEDEC Speed Grade PC5-51200R
Bandwidth 51.2 GB/s per module
Application AI Servers / Data Centers / HPC / Enterprise Servers
Module Quantity 1 × 256GB