ATI Mobility Radeon HD 2600 XT Mac Edition vs ATI Mobility Radeon HD 5470
Graphics Processor
| GPU model | M76 | Park |
|---|---|---|
| GPU variant | M76 XT | Park XT (216-0774009) |
| Architecture | TeraScale | TeraScale 2 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 65 nm | 40 nm |
| Number of transistors | 390 million | 292 million |
| Die size | 153 mm² | 59 mm² |
Mobile graphics
| Release date | Jul 26th, 2007 | Jan 7th, 2010 |
|---|---|---|
| Generation | M7x (Mobility HD 2000) | Manhattan (Mobility HD 5400) |
| Production | End-of-life | End-of-life |
| Interface | MXM-II | PCIe 2.0 x16 |
| Reviews | 2 in our database | 2 in our database |
| Predecessor | M6x | M9x |
| Successor | M8x | Vancouver |
Clocks
| GPU clock | 600 MHz | 750 MHz |
|---|---|---|
| Memory clock | 685 MHz 1370 Mbps effective | 800 MHz 3.2 Gbps effective |
Memory Configuration
| Memory size | 256 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR5 |
| Memory bus width | 128 bit | 64 bit |
| Bandwidth | 21.92 GB/s | 25.60 GB/s |
Render Configuration
| Shading units | 120 | 80 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 3 | 1 |
| Cache L2 | 64 KB | 128 KB |
| Cache L1 | — | 8 KB (per CU) |
Performance
| Pixel rate | 2.400 GPixel/s | 3.000 GPixel/s |
|---|---|---|
| Texture rate | 4.800 GTexel/s | 6.000 GTexel/s |
| FP32 (float) performance | 144.0 GFLOPS | 120.0 GFLOPS |
Dimensions & Outputs
| Slot width | MXM Module | — |
|---|---|---|
| TDP | unknown | 15 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 10.0 (10_0) | 11.2 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.4 |
| OpenCL | — | 1.2 |
| Vulkan | — | — |
| Shader model | 4.0 | 5.0 |
