NVIDIA GeForce Go 7800 GTX vs NVIDIA GeForce GT 220
Graphics Processor
| GPU model | G70 | G94 |
|---|---|---|
| Architecture | Curie | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 110 nm | 65 nm |
| Number of transistors | 302 million | 505 million |
| Die size | 333 mm² | 240 mm² |
Mobile graphics
| Release date | Sep 29th, 2005 | — |
|---|---|---|
| Generation | GeForce Go 7 (Go 7000) | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
| Predecessor | GeForce Go 6 | — |
| Successor | GeForce 8M | — |
Clocks
| GPU clock | 440 MHz | 600 MHz |
|---|---|---|
| Memory clock | 550 MHz 1100 Mbps effective | 700 MHz 1400 Mbps effective |
| Shader clock | — | 1500 MHz |
Memory Configuration
| Memory size | 512 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 35.20 GB/s | 22.40 GB/s |
Render Configuration
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 24 |
| ROPs | 16 | 8 |
| Shading units | — | 48 |
| SM count | — | 6 |
| Cache L2 | — | 64 KB |
Performance
| Pixel rate | 7.040 GPixel/s | 4.800 GPixel/s |
|---|---|---|
| Vertex rate | 880.0 MVertices/s | — |
| Texture rate | 10.56 GTexel/s | 14.40 GTexel/s |
| FP32 (float) performance | — | 144.0 GFLOPS |
Dimensions & Outputs
| Slot width | MXM Module | Single-slot |
|---|---|---|
| TDP | 65 W | 58 W |
| Outputs | No outputs | 1x DVI1x HDMI1x VGA |
| Power connectors | None | — |
| Board number | P461 | — |
| Length | — | 168 mm 6.6 inches |
| Suggested PSU | — | 250 W |
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 |
Other Features
Graphics Card
| Release date | — | Jan 26th, 2010 |
|---|---|---|
| Generation | — | GeForce 200 |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Reviews | — | 27 in our database |
| Predecessor | — | GeForce 9 |
| Successor | — | GeForce 400 |
