NVIDIA GeForce Go 7900 GTX vs AMD Radeon HD 6550M
What is the difference between NVIDIA GeForce Go 7900 GTX and AMD Radeon HD 6550M. Find out which graphics card has better performance.
Graphics Processor (GPU)
| G71 | GPU Name | Lexington |
| Curie | Architecture | TeraScale 2 |
| TSMC | Foundry | TSMC |
| 90 nm | Process Size | 40 nm |
| 278 million | Transistors | 2,154 million |
| 196 mm² | Die Size | 334 mm² |
Graphics Card
| Apr 18th, 2006 | Release Date | Nov 26th, 2010 |
| GeForce Go 7 (Go 7000) | Family | Vancouver (HD 6500M) |
| End-of-life | Production | End-of-life |
| GeForce Go 6 | Predecessor | Manhattan |
| PCIe 1.0 x16 | Bus Interface | MXM-II |
Memory
| 512 MB | Memory Size | 1024 MB |
| GDDR3 | Memory Type | DDR3 |
| 256 bit | Memory Bus | 128 bit |
| 38.40 GB/s | Bandwidth | 28.80 GB/s |
Performance
| 8.000 GPixel/s | Pixel fillrate | 4.800 GPixel/s |
| 12.00 GTexel/s | Texture fillrate | 12.00 GTexel/s |
Clock Speeds
| 600 MHz 1200 Mbps effective | Memory Clock | 900 MHz 1800 Mbps effective |
| 500 MHz | GPU Clock | 600 MHz |
Render Config
| 24 | TMUs | 20 |
| 16 | ROPs | 8 |
Board Design
| MXM Module | Slot Width | MXM Module |
| 45 W | Thermal design power (TDP) | 26 W |
| No outputs | Display Connectors | No outputs |
API support
| 9.0c (9_3) | DirectX | 11.2 (11_0) |
| 2.1 | OpenGL | 4.4 |
| N/A | OpenCL | 1.2 |
| N/A | Vulkan | N/A |
| 3.0 | Shader Model | 5.0 |