ATI Mobility Radeon HD 2600 XT vs ATI Mobility Radeon HD 540v
Graphics Processor
| GPU model | M76 | M92 |
|---|---|---|
| GPU variant | M76 XT | — |
| Architecture | TeraScale | TeraScale |
| Foundry | TSMC | TSMC |
| Manufacturing process | 65 nm | 55 nm |
| Number of transistors | 390 million | 242 million |
| Die size | 153 mm² | 73 mm² |
Mobile graphics
| Release date | May 14th, 2007 | May 5th, 2010 |
|---|---|---|
| Generation | M7x (Mobility HD 2000) | M9x (Mobility HD 500v) |
| Production | End-of-life | End-of-life |
| Interface | MXM-II | MXM-A (3.0) |
| Reviews | 2 in our database | 2 in our database |
| Predecessor | M6x | M8x |
| Successor | M8x | Manhattan |
Clocks
| GPU clock | 680 MHz | 550 MHz |
|---|---|---|
| Memory clock | 750 MHz 1500 Mbps effective | 800 MHz 1600 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 128 bit | 64 bit |
| Bandwidth | 24.00 GB/s | 12.80 GB/s |
Render Configuration
| Shading units | 120 | 80 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 3 | 1 |
| Cache L2 | 64 KB | 64 KB |
| Cache L1 | — | 16 KB (per CU) |
Performance
| Pixel rate | 2.720 GPixel/s | 2.200 GPixel/s |
|---|---|---|
| Texture rate | 5.440 GTexel/s | 4.400 GTexel/s |
| FP32 (float) performance | 163.2 GFLOPS | 88.00 GFLOPS |
Dimensions & Outputs
| Slot width | MXM Module | MXM Module |
|---|---|---|
| TDP | unknown | 15 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 10.0 (10_0) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 4.0 | 4.1 |
