ATI Radeon R500 (X1xxx) 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 X1300 PCIe x16, (AGP 8x, PCI) Visiontek 450 128, 256, 512 533 1800 DDR SDRAM 128, 128, 64 (PCI)
Radeon X1300 Pro PCIe x16, AGP 8x 600 256 400 2400 GDDR2 128
Radeon X1300 XT PCIe x16 500 128, 256, 512 400 2000 GDDR2 128
Radeon X1550 SE PCIe x16, AGP 8x 400 256 333 2200 DDR2 64
Radeon X1550 PCIe x16, AGP 8x, PCI 550 256, 512 400 2200 GDDR2 128
Radeon X1600 Pro PCIe x16, AGP 8x 500 128, 256, 512 405 2000 GDDR2 128
Radeon X1600 XT PCIe x16, AGP 8x 590 256 690 2360 GDDR3 128
Radeon X1650 PCIe x16, AGP 8x 500 256, 512 400 2000 GDDR2 128
Radeon X1650 Pro PCIe x16, AGP 8x 650 256, 512 700 2400 GDDR2 128
Radeon X1650 GT PCIe x16 400 256 400 3200 GDDR3 128
Radeon X1650 XT PCIe x16, AGP 8x 575 256 690 4600 GDDR3 128
Radeon X1800 GTO PCIe x16 500 256 500 6000 GDDR3 256
Radeon X1800 GTO Rev.2 PCIe x16 500 256 500 8000 GDDR3 256
AIW X1800 XL PCIe x16 500 256 500 8000 GDDR3 256
Radeon X1800 XL PCIe x16 500 256 500 8000 GDDR3 256
Radeon X1800 XT PCIe x16 625 256, 512 750 10000 GDDR3 256
Radeon X1900 GT PCIe x16 575 256 600 6900 GDDR3 256
Radeon X1900 GT Rev.2 PCIe x16 512 256 660 6144 GDDR3 256
Radeon X1900 All-In-Wonder PCIe x16 500 256 480 8000 GDDR3 256
Radeon X1900 CrossFire Edition PCIe x16 625 512 725 10000 GDDR3 256
Radeon X1900 XT PCIe x16 625 256, 512 725 10000 GDDR3 256
Radeon X1900 XTX PCIe x16 650 512 775 10400 GDDR3 256
Radeon X1950 GT PCIe x16, AGP 8X 500 256, 512 600 6000 GDDR3 256
Radeon X1950 Pro PCIe x16, AGP 8X 575 256, 512 690 6900 GDDR3 256
Radeon X1950 XT 256 PCIe x16, AGP 8x 625 256 900 10000 GDDR3 256
Radeon X1950 XT 512 PCIe x16, AGP 8x 625 512 800 10000 GDDR3 256
Radeon X1950 XTX PCIe x16 650 512 1000 10400 GDDR4 256