ATI Mobility Radeon HD 4250 IGP vs ATI Radeon X1950 CrossFire Edition
Graphics Processor
| GPU model | RS880 | R580+ |
|---|---|---|
| GPU variant | RS880M | R580+ XT (215BAABKA31FG) |
| Architecture | TeraScale | R500 |
| Manufacturing process | 55 nm | 90 nm |
| Number of transistors | 181 million | 384 million |
| Die size | 67 mm² | 352 mm² |
| Foundry | — | TSMC |
Integrated Graphics
| Release date | May 1st, 2010 | — |
|---|---|---|
| Generation | Radeon IGP (Mobility HD 4000) | — |
| Production | End-of-life | — |
| Interface | PCI | — |
| Successor | Palm | — |
Clocks
| Base clock | 500 MHz | — |
|---|---|---|
| Boost clock | 560 MHz | — |
| Memory clock | System Shared | 1000 MHz 2 Gbps effective |
| GPU clock | — | 650 MHz |
Memory Configuration
| Memory size | System Shared | 512 MB |
|---|---|---|
| Memory type | System Shared | GDDR4 |
| Memory bus width | System Shared | 256 bit |
| Bandwidth | System Dependent | 64.00 GB/s |
Render Configuration
| Shading units | 40 | — |
|---|---|---|
| TMUs | 4 | 16 |
| ROPs | 4 | 16 |
| Compute units | 2 | — |
| Pixel shaders | — | 48 |
| Vertex shaders | — | 8 |
Performance
| Pixel rate | 2.240 GPixel/s | 10.40 GPixel/s |
|---|---|---|
| Texture rate | 2.240 GTexel/s | 10.40 GTexel/s |
| FP32 (float) performance | 44.80 GFLOPS | — |
| Vertex rate | — | 1.300 GVertices/s |
Dimensions & Outputs
| Slot width | IGP | Dual-slot |
|---|---|---|
| TDP | unknown | unknown |
| Outputs | No outputs | 1x DVI1x VHDCI |
| Power connectors | None | 1x 6-pin |
| Suggested PSU | — | 200 W |
| Board number | — | A988 |
API Support & Features
| DirectX | 10.1 (10_1) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 (full) 3.0 (partial) |
| OpenCL | 1.0 | — |
| Vulkan | — | — |
| Shader model | 4.1 | 3.0 |
Other Features
Graphics Card
| Release date | — | Sep 10th, 2006 |
|---|---|---|
| Generation | — | Radeon R500 PCIe |
| Production | — | End-of-life |
| Interface | — | PCIe 1.0 x16 |
| Reviews | — | 144 in our database |
| Predecessor | — | Radeon R400 PCIe |
| Successor | — | Radeon R600 |
