Intel® Pentium® Intel Pentium G Lenovo ThinkSystem ST50 V2, 4.2 GHz, G6505, 8 GB, DDR4-SDRAM, 500 W, Tower Lenovo ThinkSystem ST50 V2. Processor family: Intel Pentium G, Processor frequency: 4.2 GHz, Processor model: G6505. Internal memory: 8 GB, Internal memory type: DDR4-SDRAM, Memory layout (slots x size): 1 x 8 GB. Power supply: 500 W. Chassis type: Tower