ATI Mobility Radeon X1900 vs ATI Radeon HD 4450
What is the difference between ATI Mobility Radeon X1900 and ATI Radeon HD 4450. Find out which graphics card has better performance.
Graphics Processor (GPU)
| M68 | GPU Name | RV710 |
| R500 | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 80 nm | Process Size | 55 nm |
| 384 million | Transistors | 242 million |
| 230 mm² | Die Size | 73 mm² |
Graphics Card
| Jan 11th, 2007 | Release Date | Nov 18th, 2011 |
| M6x (Mobility X1) | Family | Radeon R700 (HD 4400) |
| End-of-life | Production | End-of-life |
| M5x | Predecessor | Radeon R600 |
| PCIe 1.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 256 MB | Memory Size | 512 MB |
| GDDR3 | Memory Type | DDR2 |
| 256 bit | Memory Bus | 64 bit |
| 30.72 GB/s | Bandwidth | 6.400 GB/s |
Performance
| 4.800 GPixel/s | Pixel fillrate | 2.400 GPixel/s |
| 4.800 GTexel/s | Texture fillrate | 4.800 GTexel/s |
Clock Speeds
| 480 MHz 960 Mbps effective | Memory Clock | 400 MHz 800 Mbps effective |
| 400 MHz | GPU Clock | 600 MHz |
Render Config
| 12 | TMUs | 8 |
| 12 | ROPs | 4 |
Board Design
| unknown | Thermal design power (TDP) | 25 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 1x DisplayPort |
API support
| 9.0c (9_3) | DirectX | 10.1 (10_1) |
| 2.1 | OpenGL | 3.3 |
| N/A | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 3.0 | Shader Model | 4.1 |