This is 128GB (8x16GB) PC3-8500R 1066MHz DDR3 ECC Registered Memory Kit for a Dell PowerEdge T610 ServerThe system's memory specification:The PowerEdge T610 utilizes DDR3 memory, providing a high performance, high-speed memory interface capable of low latency response and high throughput. The T610 supports Registered ECC DDR3 DIMMs (RDIMM) or Unbuffered ECC DDR3 DIMMs (UDIMM).Key features of the T610 memory system include:? Registered (RDIMM) and Unbuffered (UDIMM) DDR3 technology? Each channel carries 64 data and eight ECC bits? Support for up to 192 GB of RDIMM memory (twelve 16 GB RDIMMs)? Support for up to 24 GB of UDIMM memory (twelve 2 GB UDIMMs)? Support for 1066/1333 MHz single and dual rank DIMMs? Support for 1066 MHz quad rank DIMMs? Support for 1.35V low voltage (LV) DIMMs with 5600 series processors? Single DIMM configuration with DIMM at socket DIMM A1? Support ODT (On Die Termination)? Clock gating (CKE) to conserve power when DIMMs are not accessed? DIMMs will enter a low power self-refresh mode? I2C access to SPD EEPROM and thermal sensors? Single Bit Error Correction? SDDC (Single Device Data Correction, x4 or x8 devices)? Multi Bit Error Detection? Support for Closed Loop Thermal Management on RDIMMs and UDIMMs? Support for Advanced ECC mode? Support for Memory Optimized mode? Support for Memory Mirroring? Support for Memory Sparing with 5600 series processors