ATI Mobility Radeon HD 4850 X2 vs ATI Radeon 7500 Mac Edition
Graphics Processor
| GPU model | M98 | RV200 |
|---|---|---|
| Architecture | TeraScale | Rage 7 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 150 nm |
| Number of transistors | 956 million | 60 million |
| Die size | 256 mm² | 83 mm² |
Mobile graphics
| Release date | Jan 9th, 2009 | — |
|---|---|---|
| Generation | M9x (Mobility HD 4800) | — |
| Production | End-of-life | — |
| Interface | PCIe 2.0 x16 | — |
| Reviews | 2 in our database | — |
| Predecessor | M8x | — |
| Successor | Manhattan | — |
Clocks
| GPU clock | 500 MHz | 260 MHz |
|---|---|---|
| Memory clock | 700 MHz 2.8 Gbps effective | 180 MHz 360 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 32 MB |
|---|---|---|
| Memory type | GDDR5 | DDR |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 89.60 GB/s | 5.760 GB/s |
Render Configuration
| Shading units | 800 | — |
|---|---|---|
| TMUs | 40 | 6 |
| ROPs | 16 | 2 |
| Compute units | 10 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 2 |
| Vertex shaders | — | 1 |
Performance
| Pixel rate | 8.000 GPixel/s | 520.0 MPixel/s |
|---|---|---|
| Texture rate | 20.00 GTexel/s | 1.560 GTexel/s |
| FP32 (float) performance | 800.0 GFLOPS | — |
| FP64 (double) performance | 160.0 GFLOPS (1:5) | — |
| Vertex rate | — | 65.00 MVertices/s |
Dimensions & Outputs
| TDP | unknown | 23 W |
|---|---|---|
| Outputs | No outputs | 1x DVI1x VGA |
| Slot width | — | Single-slot |
| Suggested PSU | — | 200 W |
| Power connectors | — | None |
API Support & Features
| DirectX | 10.1 (10_1) | 7.0 |
|---|---|---|
| OpenGL | 3.3 | 1.3 |
| OpenCL | 1.1 | — |
| Vulkan | — | — |
| Shader model | 4.1 | — |
| Pixel shader | — | 1.4 |
| Vertex shader | — | 1.1 |
Other Features
Graphics Card
| Release date | — | Apr 16th, 2002 |
|---|---|---|
| Generation | — | Radeon R200 |
| Production | — | End-of-life |
| Interface | — | AGP 4x |
| Predecessor | — | Radeon R100 |
| Successor | — | Radeon R300 |
