Over 20 years of PC history
| Reference G71 Board | Leadtek GeForce 7800 GS AGP | |
|---|---|---|
| GPU type | G71 | G71 |
| Manufacturing process | 90 nm | 90 nm |
| Transistors | 278 million | 278 million |
| Die size | 196 mm2 | 196 mm2 |
| ROPs | 16 | 16 |
| TMUs | 24 | 16 (0.67×) |
| PS / VS | Unified Shaders | 24 / 8 | - | 16 / 6 | - (0.69×) |
| GPU clock | 650 MHz | 375 MHz (0.58×) |
| Pixel / texel fillrate | 10 400 MP/s ; 15 600 MT/s | 6 000 MP/s (0.6×) ; 6 000 MT/s (0.4×) |
| SP / DP gigaflops | - ; - | - ; - |
| DirectX / OpenGL | 9c ; 2.1 | 9c ; 2.1 |
| CUDA / OpenCL | - ; - | - ; - |
| Memory | 512 MB GDDR3 | 256 MB (0.5×) GDDR3 |
| Memory | 1 600 MHz ; 256 bit | 1 200 MHz (1×) ; 256 bit |
| Bandwith | 51 200 MB/s | 38 400 MB/s (0.75×) |
| Interface | PCI-E x16 [4 096 MB/s] | AGP 8x [2 133 MB/s] (0.5×) |
| TDP | 75 W | 45 W (0.6 ×) |
| Analog I/O ports | 1 × S-Video out, 2 × DVI-I | 1 × VGA, 1 × S-Video out, 1 × DVI-I |
| Digital I/O ports | 2 × DVI-I | 1 × DVI-I |
| Independent screens | 2 | 2 |
| Introduce date | 2006 | 2006 |