Lowend HD 4xxx series Radeon. Vlask's card:XFX cards is dead, core clocked to 625MHz and DDR2 memory to 1GHz. Gigabyte has core at 650MHz and DDR3 memory at 1500MHz. Gigabyte GV-R455D3-512IGigabyte GV-R455D3-512I Gigabyte GV-R455D3-512IGigabyte GV-R455D3-512I XFX HD-455X-ZAF2 1GBXFX HD-455X-ZAF2 1GB Gigabyte GPUZGigabyte GPUZ