ATI Mobility Radeon HD 5850 Mac Edition vs ATI Mobility Radeon X1400
Graphics Processor
| GPU model | Broadway | M54 |
|---|---|---|
| GPU variant | Broadway PRO (216-0769024) | — |
| Architecture | TeraScale 2 | R500 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 90 nm |
| Number of transistors | 1,040 million | 107 million |
| Die size | 166 mm² | 100 mm² |
Mobile graphics
| Release date | Jan 7th, 2010 | Jan 19th, 2006 |
|---|---|---|
| Generation | Manhattan (Mobility HD 5800) | M5x (Mobility X1) |
| Production | End-of-life | End-of-life |
| Interface | MXM-B (3.0) | PCIe 1.0 x16 |
| Reviews | 2 in our database | 2 in our database |
| Predecessor | M9x | M2x |
| Successor | Vancouver | M6x |
Clocks
| GPU clock | 628 MHz | 445 MHz |
|---|---|---|
| Memory clock | 1000 MHz 4 Gbps effective | 250 MHz 500 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 128 MB |
|---|---|---|
| Memory type | GDDR5 | DDR2 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 64.00 GB/s | 8.000 GB/s |
Render Configuration
| Shading units | 800 | — |
|---|---|---|
| TMUs | 40 | 4 |
| ROPs | 16 | 4 |
| Compute units | 10 | — |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Pixel shaders | — | 4 |
| Vertex shaders | — | 2 |
Performance
| Pixel rate | 10.05 GPixel/s | 1.780 GPixel/s |
|---|---|---|
| Texture rate | 25.12 GTexel/s | 1.780 GTexel/s |
| FP32 (float) performance | 1,005 GFLOPS | — |
| Vertex rate | — | 222.5 MVertices/s |
Dimensions & Outputs
| Slot width | MXM Module | — |
|---|---|---|
| TDP | 30 W | unknown |
| Outputs | No outputs | No outputs |
| Board number | B971 | — |
API Support & Features
| DirectX | 11.2 (11_0) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 4.4 | 2.1 |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader model | 5.0 | 3.0 |
