ATI Radeon X1900 G5 Mac Edition vs NVIDIA GeForce Go 7700
Graphics Processor
| GPU model | R580 | G73 |
|---|---|---|
| GPU variant | R580 XL (215BAEBKA31FG) | GF-GO7700-N-B1 |
| Architecture | R500 | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 90 nm | 90 nm |
| Number of transistors | 384 million | 177 million |
| Die size | 352 mm² | 125 mm² |
Graphics Card
| Release date | Nov 6th, 2006 | — |
|---|---|---|
| Generation | Radeon R500 PCIe | — |
| Production | End-of-life | — |
| Launch price | 349 USD | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 115 in our database | — |
| Predecessor | Radeon R400 PCIe | — |
| Successor | Radeon R600 | — |
Clocks
| GPU clock | 575 MHz | 450 MHz |
|---|---|---|
| Memory clock | 600 MHz 1200 Mbps effective | 500 MHz 1000 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 38.40 GB/s | 16.00 GB/s |
Render Configuration
| Pixel shaders | 36 | 12 |
|---|---|---|
| Vertex shaders | 8 | 5 |
| TMUs | 12 | 12 |
| ROPs | 12 | 8 |
Performance
| Pixel rate | 6.900 GPixel/s | 3.600 GPixel/s |
|---|---|---|
| Vertex rate | 1.150 GVertices/s | 562.5 MVertices/s |
| Texture rate | 6.900 GTexel/s | 5.400 GTexel/s |
Dimensions & Outputs
| Slot width | Single-slot | — |
|---|---|---|
| TDP | 75 W | unknown |
| Suggested PSU | 250 W | — |
| Outputs | 2x DVI1x S-Video | No outputs |
| Power connectors | 1x 6-pin | — |
API Support & Features
| DirectX | 9.0c (9_3) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 2.1 (full) 3.0 (partial) | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 3.0 | 3.0 |
Other Features
Mobile graphics
| Release date | — | Aug 1st, 2006 |
|---|---|---|
| Generation | — | GeForce Go 7 (Go 7000) |
| Production | — | End-of-life |
| Interface | — | PCIe 1.0 x16 |
| Predecessor | — | GeForce Go 6 |
| Successor | — | GeForce 8M |
