NVIDIA GeForce 615 vs NVIDIA GeForce 7900 GX2
What is the difference between NVIDIA GeForce 615 and NVIDIA GeForce 7900 GX2. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GF108 | GPU Name | G71 |
| Fermi | Architecture | Curie |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 90 nm |
| 585 million | Transistors | 278 million |
| 116 mm² | Die Size | 196 mm² |
Graphics Card
| May 15th, 2012 | Release Date | Apr 30th, 2006 |
| GeForce 600A | Family | GeForce 7 PCIe (7900) |
| End-of-life | Production | End-of-life |
| PCIe 2.0 x16 | Bus Interface | PCIe 1.0 x16 |
Memory
| 1024 MB | Memory Size | 512 MB x2 |
| DDR3 | Memory Type | GDDR3 |
| 128 bit | Memory Bus | 256 bit x2 |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 600 MHz 1200 Mbps effective |
| 660 MHz | GPU Clock | 500 MHz |
Render Config
| 8 | TMUs | 24 x2 |
| 4 | ROPs | 16 x2 |
Board Design
| 49 W | Thermal design power (TDP) | 110 W |
| No outputs | Display Connectors | 2x DVI 1x S-Video |
API support
| 12 (11_0) | DirectX | 9.0c (9_3) |
| 4.6 | OpenGL | 2.1 |
| 1.1 | OpenCL | N/A |
| N/A | Vulkan | N/A |
| 5.1 | Shader Model | 3.0 |