his hd 4830 iceq 4 512mb (256bit) gddr3 pcie product code h483qs512p ean code 4895139001532 cooler i eq 4 gpu 4830 core clock 575 mhz memory clock 1800 mhz memory size 512 mb memory type gddr3 memory interface 256 bit interface pci express x16 (pci express 2.0) card dimension 12.5 x 24.6 x 4 cm (hxwxd) box dimension 34.5 x 21.5 x 5.5 cm (hxwxd)