ATI Radeon HD 4670 vs NVIDIA GeForce Go 7900 GS
Graphics Processor
| GPU model | RV730 | G71 |
|---|---|---|
| GPU variant | RV730 XT (215-0719047) | — |
| Architecture | TeraScale | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 90 nm |
| Number of transistors | 514 million | 278 million |
| Die size | 146 mm² | 196 mm² |
Graphics Card
| Release date | Sep 10th, 2008 | — |
|---|---|---|
| Generation | Radeon R700 | — |
| Production | End-of-life | — |
| Launch price | 67 USD | — |
| Interface | PCIe 2.0 x16 | — |
| Reviews | 49 in our database | — |
| Predecessor | Radeon R600 | — |
| Successor | Evergreen | — |
Clocks
| GPU clock | 750 MHz | 375 MHz |
|---|---|---|
| Memory clock | 1000 MHz 2 Gbps effective | 500 MHz 1000 Mbps effective |
Memory Configuration
| Memory size | 512 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 32.00 GB/s | 32.00 GB/s |
Render Configuration
| Shading units | 320 | — |
|---|---|---|
| TMUs | 32 | 20 |
| ROPs | 8 | 16 |
| Compute units | 4 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 128 KB | — |
| Pixel shaders | — | 20 |
| Vertex shaders | — | 7 |
Performance
| Pixel rate | 6.000 GPixel/s | 6.000 GPixel/s |
|---|---|---|
| Texture rate | 24.00 GTexel/s | 7.500 GTexel/s |
| FP32 (float) performance | 480.0 GFLOPS | — |
| Vertex rate | — | 656.3 MVertices/s |
Dimensions & Outputs
| Slot width | Single-slot | MXM Module |
|---|---|---|
| Length | 193 mm 7.6 inches | — |
| TDP | 59 W | 20 W |
| Suggested PSU | 250 W | — |
| Outputs | 2x DVI1x S-Video | No outputs |
| Power connectors | None | — |
| Board number | B666 | — |
API Support & Features
| DirectX | 10.1 (10_1) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 |
| OpenCL | 1.1 | — |
| Vulkan | — | — |
| Shader model | 4.1 | 3.0 |
Other Features
Mobile graphics
| Release date | — | Apr 18th, 2006 |
|---|---|---|
| Generation | — | GeForce Go 7 (Go 7000) |
| Production | — | End-of-life |
| Interface | — | MXM-II |
| Predecessor | — | GeForce Go 6 |
| Successor | — | GeForce 8M |
