ATI Radeon X1950 PRO DUAL vs NVIDIA GeForce GTS 250
Graphics Processor
| GPU model | RV570 | G92B |
|---|---|---|
| GPU variant | RV570 XT (215PADAKA12FG) | G92-426-B1 |
| Architecture | R500 | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 80 nm | 55 nm |
| Number of transistors | 330 million | 754 million |
| Die size | 230 mm² | 260 mm² |
Graphics Card
| Release date | Jan 10th, 2007 | Mar 4th, 2009 |
|---|---|---|
| Generation | Radeon R500 PCIe | GeForce 200 |
| Production | End-of-life | End-of-life |
| Launch price | 349 USD | 199 USD |
| Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Reviews | 144 in our database | 58 in our database |
| Predecessor | Radeon R400 PCIe | GeForce 9 |
| Successor | Radeon R600 | GeForce 400 |
Clocks
| GPU clock | 575 MHz | 675 MHz |
|---|---|---|
| Memory clock | 690 MHz 1380 Mbps effective | 1008 MHz 2 Gbps effective |
| Shader clock | — | 1620 MHz |
Memory Configuration
| Memory size | 512 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 256 bit |
| Bandwidth | 44.16 GB/s | 64.51 GB/s |
Render Configuration
| Pixel shaders | 36 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 12 | 64 |
| ROPs | 12 | 16 |
| Shading units | — | 128 |
| SM count | — | 16 |
| Cache L2 | — | 64 KB |
Performance
| Pixel rate | 6.900 GPixel/s | 10.80 GPixel/s |
|---|---|---|
| Vertex rate | 1.150 GVertices/s | — |
| Texture rate | 6.900 GTexel/s | 43.20 GTexel/s |
| FP32 (float) performance | — | 414.7 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | Dual-slot |
|---|---|---|
| Length | 300 mm 11.8 inches | 229 mm 9 inches |
| TDP | 130 W | 150 W |
| Suggested PSU | 300 W | 450 W |
| Outputs | 2x DVI1x S-Video | 2x DVI |
| Power connectors | 1x 6-pin | 1x 6-pin |
| Board number | — | P365 |
API Support & Features
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 (full) 3.0 (partial) | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
| CUDA | — | 1.1 |
