Nvidia GeForce 200 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)
GeForce GTS 250  PCIe x16 2.0  738  512,1024  2200  47.232 GT/s  GDDR3  256
GeForce GTX 260  PCIe x16 2.0  576  896  1998  36.864 GT/s  GDDR3  448 32x14
GeForce GTX 260 216SP  PCIe x16 2.0  576  896  1998  41.472 GT/s  GDDR3  448 32x14
GeForce GTX 260 216SP 55nm  PCIe x16 2.0  576  896  1998  36.864 GT/s  GDDR3  448 32x14
GeForce GTX 275  PCIe x16 2.0  633  896  2328  50.6 GT/s  GDDR3  448 32x14
GeForce GTX 280  PCIe x16 2.0  602  1024  2214  48.16 GT/s  GDDR3  512 32x16
GeForce GTX 285  PCIe x16 2.0  648  1024 (2048)  2484  51.84 GT/s  GDDR3  512 32x16
GeForce GTX 295  PCIe x16 2.0  576  2x 896  1998  2x 46.08 GT/s  GDDR3  2x 448 32x16