NVIDIA GeForce 7800 GS+ AGP vs NVIDIA GeForce 8500 GT
Graphics Processor
| GPU model | G71 | G86 |
|---|---|---|
| GPU variant | G71-Y-N-A2 | G86-300-A2 |
| Architecture | Curie | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 90 nm | 80 nm |
| Number of transistors | 278 million | 210 million |
| Die size | 196 mm² | 127 mm² |
Graphics Card
| Release date | Sep 28th, 2006 | Apr 17th, 2007 |
|---|---|---|
| Generation | GeForce 7 AGP | GeForce 8 |
| Production | End-of-life | End-of-life |
| Interface | AGP 8x | PCIe 1.0 x16 |
| Reviews | 206 in our database | 33 in our database |
| Predecessor | GeForce 6 AGP | GeForce 7 PCIe |
| Successor | GeForce 8 | GeForce 9 |
| Launch price | — | 129 USD |
Clocks
| GPU clock | 375 MHz | 459 MHz |
|---|---|---|
| Memory clock | 600 MHz 1200 Mbps effective | 400 MHz 800 Mbps effective |
| Shader clock | — | 918 MHz |
Memory Configuration
| Memory size | 256 MB | 256 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 38.40 GB/s | 12.80 GB/s |
Render Configuration
| Pixel shaders | 16 | — |
|---|---|---|
| Vertex shaders | 6 | — |
| TMUs | 16 | 8 |
| ROPs | 8 | 4 |
| Shading units | — | 16 |
| SM count | — | 2 |
| Cache L2 | — | 32 KB |
Performance
| Pixel rate | 3.000 GPixel/s | 1.836 GPixel/s |
|---|---|---|
| Vertex rate | 562.5 MVertices/s | — |
| Texture rate | 6.000 GTexel/s | 3.672 GTexel/s |
| FP32 (float) performance | — | 29.38 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| TDP | 75 W | 30 W |
| Suggested PSU | 250 W | 200 W |
| Outputs | 1x DVI1x VGA1x S-Video | 1x DVI1x VGA1x S-Video |
| Power connectors | 1x Molex | None |
| Board number | P492 | P403 |
| Length | — | 229 mm 9 inches |
API Support & Features
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
| CUDA | — | 1.1 |
