ATI Mobility Radeon HD 2400 XT Mac Edition vs ATI Mobility Radeon HD 4250 IGP
Graphics Processor
| GPU model | M74 | RS880 |
|---|---|---|
| GPU variant | M74-M | RS880M |
| Architecture | TeraScale | TeraScale |
| Foundry | TSMC | — |
| Manufacturing process | 65 nm | 55 nm |
| Number of transistors | 180 million | 181 million |
| Die size | 82 mm² | 67 mm² |
Mobile graphics
| Release date | Jun 28th, 2007 | — |
|---|---|---|
| Generation | M7x (Mobility HD 2000) | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 2 in our database | — |
| Predecessor | M6x | — |
| Successor | M8x | — |
Clocks
| GPU clock | 650 MHz | — |
|---|---|---|
| Memory clock | 800 MHz 1600 Mbps effective | System Shared |
| Base clock | — | 500 MHz |
| Boost clock | — | 560 MHz |
Memory Configuration
| Memory size | 128 MB | System Shared |
|---|---|---|
| Memory type | GDDR3 | System Shared |
| Memory bus width | 64 bit | System Shared |
| Bandwidth | 12.80 GB/s | System Dependent |
Render Configuration
| Shading units | 40 | 40 |
|---|---|---|
| TMUs | 4 | 4 |
| ROPs | 4 | 4 |
| Compute units | 2 | 2 |
| Cache L2 | 32 KB | — |
Performance
| Pixel rate | 2.600 GPixel/s | 2.240 GPixel/s |
|---|---|---|
| Texture rate | 2.600 GTexel/s | 2.240 GTexel/s |
| FP32 (float) performance | 52.00 GFLOPS | 44.80 GFLOPS |
Dimensions & Outputs
| TDP | unknown | unknown |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | IGP |
| Power connectors | — | None |
API Support & Features
| DirectX | 10.0 (10_0) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | — | 1.0 |
| Vulkan | — | — |
| Shader model | 4.0 | 4.1 |
Other Features
Integrated Graphics
| Release date | — | May 1st, 2010 |
|---|---|---|
| Generation | — | Radeon IGP (Mobility HD 4000) |
| Production | — | End-of-life |
| Interface | — | PCI |
| Successor | — | Palm |
