ATI Radeon R300 PCIe (X3xx,X5xx,X6xx) series chart

model Interface max core clock (MHz) max memory (Mb) max memory clock (Mhz) max Fillrate (MT/s) memory bus type memory bus width (bit)
Radeon Xpress 200 IGP (RS480) onboard PCIe 300 128 200 (DDR), 333 (DDR2) 600 DDR, DDR2 64/128 Shared
Radeon Xpress 200 IGP (RS482) onboard PCIe 300 128 200 (DDR), 333 (DDR2) 600 DDR, DDR2 64/128 Shared
Radeon Xpress 200 IGP (RS400) onboard PCIe 300 256 200 (DDR), 333 (DDR2) 600 DDR, DDR2 64/128 Shared
Radeon Xpress 1100 IGP onboard PCIe 300 128 400 600 DDR2 128 Shared
Radeon Xpress 1150 IGP onboard PCIe 400 128 400 800 DDR2 128 Shared
Radeon X300 SE PCIe x16 325 128 200 1300 DDR, GDDR2 64
Radeon X300 PCIe x16 325 128 200 1300 DDR, GDDR2 128
Radeon X550 SE PCIe x16 400 64, 128 250 1600 DDR, GDDR2 64
Radeon X550 PCIe x16 400 64, 128 250 1600 DDR, GDDR2 128
Radeon X600 Pro PCIe x16 400 128, 256 300 1600 DDR, GDDR2 128
AIW X600 Pro PCIe x16 400 128, 256 300 1600 DDR 128
Radeon X600 XT PCIe x16 500 128, 256 370 2000 DDR, GDDR2 128