ATI Radeon HD 3870 vs NVIDIA GeForce Go 6100 + nForce Go 430
Graphics Processor
| GPU model | RV670 | C51 |
|---|---|---|
| GPU variant | RV670 XT (215-0708005) | NF-G6100-N-A2 |
| Architecture | TeraScale | Curie |
| Foundry | TSMC | — |
| Manufacturing process | 55 nm | 90 nm |
| Number of transistors | 666 million | unknown |
| Die size | 192 mm² | unknown |
Graphics Card
| Release date | Nov 19th, 2007 | — |
|---|---|---|
| Generation | Radeon R600 | — |
| Production | End-of-life | — |
| Launch price | 269 USD | — |
| Interface | PCIe 2.0 x16 | — |
| Reviews | 80 in our database | — |
| Predecessor | Radeon R500 PCIe | — |
| Successor | Radeon R700 | — |
Clocks
| GPU clock | 777 MHz | 425 MHz |
|---|---|---|
| Memory clock | 1126 MHz 2.3 Gbps effective | System Shared |
Memory Configuration
| Memory size | 512 MB | System Shared |
|---|---|---|
| Memory type | GDDR4 | System Shared |
| Memory bus width | 256 bit | System Shared |
| Bandwidth | 72.06 GB/s | System Dependent |
Render Configuration
| Shading units | 320 | — |
|---|---|---|
| TMUs | 16 | 2 |
| ROPs | 16 | 1 |
| Compute units | 4 | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 2 |
| Vertex shaders | — | 1 |
Performance
| Pixel rate | 12.43 GPixel/s | 425.0 MPixel/s |
|---|---|---|
| Texture rate | 12.43 GTexel/s | 850.0 MTexel/s |
| FP32 (float) performance | 497.3 GFLOPS | — |
| FP64 (double) performance | 99.46 GFLOPS (1:5) | — |
| Vertex rate | — | 106.3 MVertices/s |
Dimensions & Outputs
| Slot width | Dual-slot | IGP |
|---|---|---|
| Length | 241 mm 9.5 inches | — |
| TDP | 106 W | unknown |
| Suggested PSU | 300 W | — |
| Outputs | 2x DVI1x S-Video | No outputs |
| Power connectors | 1x 6-pin | — |
| Board number | B339 | — |
API Support & Features
| DirectX | 10.1 (10_1) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 (full) 4.0 (partial) | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 4.1 | 3.0 |
Other Features
Integrated Graphics
| Release date | — | Feb 1st, 2006 |
|---|---|---|
| Generation | — | GeForce Go 6 IGP (Go 6000) |
| Production | — | End-of-life |
| Interface | — | PCIe 1.0 x16 |
| Reviews | — | 2 in our database |
| Successor | — | GeForce 7M IGP |
