NVIDIA GeForce 6800 GT vs ATI Radeon HD 2600 XT Mac Edition
What is the difference between NVIDIA GeForce 6800 GT and ATI Radeon HD 2600 XT Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| NV45 | GPU Name | RV630 |
| Curie | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 130 nm | Process Size | 65 nm |
| 222 million | Transistors | 390 million |
| 287 mm² | Die Size | 153 mm² |
Graphics Card
| Jun 8th, 2004 | Release Date | Feb 21st, 2008 |
| GeForce 6 PCIe (6800) | Family | Radeon R600 (HD 2600) |
| End-of-life | Production | End-of-life |
| GeForce PCX | Predecessor | Radeon R500 PCIe |
| PCIe 1.0 x16 | Bus Interface | PCIe 1.0 x16 |
Memory
| 256 MB | Memory Size | 256 MB |
| GDDR3 | Memory Type | GDDR3 |
| 256 bit | Memory Bus | 128 bit |
| 32.00 GB/s | Bandwidth | 25.60 GB/s |
Performance
| 5.600 GPixel/s | Pixel fillrate | 2.800 GPixel/s |
| 5.600 GTexel/s | Texture fillrate | 5.600 GTexel/s |
Clock Speeds
| 500 MHz 1000 Mbps effective | Memory Clock | 800 MHz 1600 Mbps effective |
| 350 MHz | GPU Clock | 700 MHz |
Render Config
| 16 | TMUs | 8 |
| 16 | ROPs | 4 |
Board Design
| Single-slot | Slot Width | Single-slot |
| 67 W | Thermal design power (TDP) | 45 W |
| 250 W | Suggested PSU | 200 W |
| 2x DVI 1x S-Video | Display Connectors | 2x DVI |
| 1x 6-pin | Power Connectors | None |
| P211 | Board Number | B148 |
API support
| 9.0c (9_3) | DirectX | 10.0 (10_0) |
| 2.1 | OpenGL | 3.3 |
| N/A | OpenCL | N/A |
| N/A | Vulkan | N/A |
| 3.0 | Shader Model | 4.0 |