HPE 501538-001 is a 16GB server memory module for systems that use registered DDR3 DIMM memory. Its capacity is supplied as one 16GB module, suitable for adding memory in a compatible server configuration.
The module uses PC3-8500R DDR3 memory with a rated speed of 1066 MHz. It is registered ECC RDIMM memory, with quad-rank x4 organization, for server platforms designed for this memory type.
The specified voltage is 1.5 V and the CAS latency is CL7. Its DIMM form factor and registered ECC design distinguish it from standard unbuffered desktop memory.