AMD Radeon HD 6790 vs NVIDIA GeForce GTX 650
What is the difference between AMD Radeon HD 6790 and NVIDIA GeForce GTX 650. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Barts | GPU Name | GK107 |
| Barts LE (215-0798002) | Model number | GK107-450-A2 |
| TeraScale 2 | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 28 nm |
| 1,700 million | Transistors | 1,270 million |
| 255 mm² | Die Size | 118 mm² |
Graphics Card
| Apr 4th, 2011 | Release Date | Sep 6th, 2012 |
| Northern Islands (HD 6700) | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| 149 USD | Launch Price | 109 USD |
| Evergreen | Predecessor | GeForce 500 |
| PCIe 2.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 1024 MB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 128 bit |
| 134.4 GB/s | Bandwidth | 80.00 GB/s |
Performance
| 13.44 GPixel/s | Pixel fillrate | 8.464 GPixel/s |
| 33.60 GTexel/s | Texture fillrate | 33.86 GTexel/s |
| 1,344 GFLOPS | FP32 (float) performance | 812.5 GFLOPS |
Clock Speeds
| 1050 MHz 4.2 Gbps effective | Memory Clock | 1250 MHz 5 Gbps effective |
| 840 MHz | GPU Clock | 1058 MHz |
Render Config
| 800 | Shading Units | 384 |
| 40 | TMUs | 32 |
| 16 | ROPs | 16 |
| 8 KB (per CU) | L1 Cache | 16 KB (per SMX) |
| 512 KB | L2 Cache | 256 KB |
Board Design
| Dual-slot | Slot Width | Single-slot |
| 198 mm 7.8 inches | Length | 147 mm 5.8 inches |
| 150 W | Thermal design power (TDP) | 65 W |
| 450 W | Suggested PSU | 250 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x mini-HDMI |
| 2x 6-pin | Power Connectors | 1x 6-pin |
| C220, C222 | Board Number | P2010 |
API support
| 11.2 (11_0) | DirectX | 12 (11_0) |
| 4.4 | OpenGL | 4.6 |
| 1.2 | OpenCL | 3.0 |
| N/A | Vulkan | 1.1 |
| 5.0 | Shader Model | 5.1 |