Over 20 years of PC history
| Asus Radeon HD 2900 XT | Sapphire Radeon X800 GT | Compaq Riva TNT2 Pro (16 MB) | Acer GeForce 9300 GE | Paradise Systems PEGA2A | |
|---|---|---|---|---|---|
| GPU type | R600 | R423 | NV5 | G98 | PEGA2A |
| Manufacturing process | 80 nm | 130 nm | 250 nm | 65 nm | - nm |
| Transistors | 720 million | 160 million | 15 million | 210 million | - million |
| Die size | 420 mm2 | 289 mm2 | 90 mm2 | 86 mm2 | - |
| ROPs | 16 | 8 | 2 | 4 | 1 |
| TMUs | 16 | 8 | 2 | 8 | - |
| PS / VS | Unified Shaders | 0 / 0 | 320 | 8 / 6 | 0 | - | 0 / 0 | 8 | - |
| GPU clock | 740 MHz | 475 MHz | 143 MHz | 540 MHz | - MHz |
| Pixel / texel fillrate | 11 840 MP/s ; 11 840 MT/s | 3 800 MP/s ; 3 800 MT/s | 286 MP/s ; 286 MT/s | 2 160 MP/s ; 4 320 MT/s | - MP/s ; - MT/s |
| SP / DP gigaflops | 476 ; - | - ; - | - ; - | 21 ; - | - ; - |
| DirectX / OpenGL | 10 ; 3.3 | 9 ; 2.0 | 6 ; 1.2 | 10 ; 3.3 | ; |
| Compute ver. / OpenCL | - ; - | - ; - | - ; - | 1.1 ; 1.1 | - ; - |
| Memory | 512 MB GDDR3 | 256 MB GDDR3 | 16 MB SGRAM | 256 MB DDR2 | 0.3 MB DRAM |
| Memory | 1 660 MHz ; 512 bit | 980 MHz ; 256 bit | 166 MHz ; 128 bit | 1 000 MHz ; 64 bit | - MHz ; - bit |
| Bandwith | 106 240 MB/s | 31 360 MB/s | 2 656 MB/s | 8 000 MB/s | - MB/s |
| Interface | PCI-E x16 [4 096 MB/s] | PCI-E x16 [4 096 MB/s] | AGP 4x [1 066 MB/s] | PCI-E 2.0 x16 [8 192 MB/s] | ISA 8-bit [8 MB/s] |
| TDP | 215 W | 40 W | - | - | - |
| Analog I/O ports | 1 × S-Video in, 1 × S-Video out, 2 × DVI-I | 1 × VGA, 1 × S-Video out, 1 × DVI-I | 1 × VGA | 1 × DVI-I | 1 × EGA |
| Digital I/O ports | 2 × DVI-I | 1 × DVI-I | - | 1 × DVI-I, 1 × HDMI | - |
| Independent screens | 2 | 2 | 1 | 2 | 1 |
| Introduce date | 2007 | 2005 | 1999 | 2008 | 1987 |