ATI Mobility Radeon X1400 vs ATI Radeon HD 4450
Graphics Processor
| GPU model | M54 | RV710 |
|---|---|---|
| Architecture | R500 | TeraScale |
| Foundry | TSMC | TSMC |
| Manufacturing process | 90 nm | 55 nm |
| Number of transistors | 107 million | 242 million |
| Die size | 100 mm² | 73 mm² |
| GPU variant | — | RV710 (215-0725016) |
Mobile graphics
| Release date | Jan 19th, 2006 | — |
|---|---|---|
| Generation | M5x (Mobility X1) | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 2 in our database | — |
| Predecessor | M2x | — |
| Successor | M6x | — |
Clocks
| GPU clock | 445 MHz | 600 MHz |
|---|---|---|
| Memory clock | 250 MHz 500 Mbps effective | 400 MHz 800 Mbps effective |
Memory Configuration
| Memory size | 128 MB | 512 MB |
|---|---|---|
| Memory type | DDR2 | DDR2 |
| Memory bus width | 128 bit | 64 bit |
| Bandwidth | 8.000 GB/s | 6.400 GB/s |
Render Configuration
| Pixel shaders | 4 | — |
|---|---|---|
| Vertex shaders | 2 | — |
| TMUs | 4 | 8 |
| ROPs | 4 | 4 |
| Shading units | — | 80 |
| Compute units | — | 1 |
| Cache L1 | — | 16 KB (per CU) |
| Cache L2 | — | 64 KB |
Performance
| Pixel rate | 1.780 GPixel/s | 2.400 GPixel/s |
|---|---|---|
| Vertex rate | 222.5 MVertices/s | — |
| Texture rate | 1.780 GTexel/s | 4.800 GTexel/s |
| FP32 (float) performance | — | 96.00 GFLOPS |
Dimensions & Outputs
| TDP | unknown | 25 W |
|---|---|---|
| Outputs | No outputs | 1x DVI1x HDMI1x DisplayPort |
| Slot width | — | Single-slot |
| Length | — | 168 mm 6.6 inches |
| Suggested PSU | — | 200 W |
| Power connectors | — | None |
API Support & Features
| DirectX | 9.0c (9_3) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 3.0 | 4.1 |
Other Features
Graphics Card
| Release date | — | Nov 18th, 2011 |
|---|---|---|
| Generation | — | Radeon R700 |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Predecessor | — | Radeon R600 |
| Successor | — | Evergreen |
