AMD Radeon HD 6790 vs NVIDIA GeForce GTX 470 PhysX Edition
What is the difference between AMD Radeon HD 6790 and NVIDIA GeForce GTX 470 PhysX Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Barts | GPU Name | GT215 |
| Barts LE (215-0798002) | Model number | GT215-400-A2 |
| TeraScale 2 | Architecture | Tesla 2.0 |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 40 nm |
| 1,700 million | Transistors | 727 million |
| 255 mm² | Die Size | 144 mm² |
Graphics Card
| Apr 4th, 2011 | Release Date | Never Released |
| Northern Islands (HD 6700) | Family | GeForce 400 |
| End-of-life | Production | End-of-life |
| Evergreen | Predecessor | GeForce 200 |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 1280 MB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 320 bit |
| 134.4 GB/s | Bandwidth | 133.9 GB/s |
Performance
| 13.44 GPixel/s | Pixel fillrate | 17.02 GPixel/s |
| 33.60 GTexel/s | Texture fillrate | 34.05 GTexel/s |
| 1,344 GFLOPS | FP32 (float) performance | 1,089 GFLOPS |
Clock Speeds
| 1050 MHz 4.2 Gbps effective | Memory Clock | 837 MHz 3.3 Gbps effective |
| 840 MHz | GPU Clock | 608 MHz |
Render Config
| 800 | Shading Units | 448 |
| 40 | TMUs | 56 |
| 16 | ROPs | 40 |
| 8 KB (per CU) | L1 Cache | 64 KB (per SM) |
| 512 KB | L2 Cache | 640 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 150 W | Thermal design power (TDP) | 215 W |
| 450 W | Suggested PSU | 550 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x mini-HDMI |
| 2x 6-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
API support
| 11.2 (11_0) | DirectX | 12 (11_0) |
| 4.4 | OpenGL | 4.6 |
| 1.2 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 5.0 | Shader Model | 5.1 |