HP RP7 Retail System Model 7100 (ENERGY STAR). Processor family: Intel Celeron, Motherboard chipset: Intel HM65 Express. Memory type: DDR3 SDRAM, Memory slots: 1x SO-DIMM, Maximum internal memory: 8 GB. Graphic adapter: Integrated HD Graphics. Operating system installed: Windows Embedded POSReady 7 32-bit. Weight: 6.8 kg