AMD Radeon HD 7850 vs NVIDIA GeForce GTX 675MX
What is the difference between AMD Radeon HD 7850 and NVIDIA GeForce GTX 675MX. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Pitcairn | GPU Name | GK104 |
| Pitcairn PRO (215-0828062) | Model number | N13E-GSR-A2 |
| GCN 1.0 | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 2,800 million | Transistors | 3,540 million |
| 212 mm² | Die Size | 294 mm² |
Graphics Card
| Mar 5th, 2012 | Release Date | Oct 1st, 2012 |
| Southern Islands (HD 7800) | Family | GeForce 600M |
| End-of-life | Production | End-of-life |
| Northern Islands | Predecessor | GeForce 500M |
| PCIe 3.0 x16 | Bus Interface | MXM-B (3.0) |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 153.6 GB/s | Bandwidth | 115.2 GB/s |
Performance
| 27.52 GPixel/s | Pixel fillrate | 13.08 GPixel/s |
| 55.04 GTexel/s | Texture fillrate | 52.32 GTexel/s |
| 1.761 TFLOPS | FP32 (float) performance | 1,256 GFLOPS |
| 110.1 GFLOPS (1:16) | FP64 (double) performance | 52.32 GFLOPS (1:24) |
Clock Speeds
| 1200 MHz 4.8 Gbps effective | Memory Clock | 900 MHz 3.6 Gbps effective |
| 860 MHz | GPU Clock | 654 MHz |
Render Config
| 1024 | Shading Units | 960 |
| 64 | TMUs | 80 |
| 32 | ROPs | 32 |
| 16 KB (per CU) | L1 Cache | 16 KB (per SMX) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | MXM Module |
| 130 W | Thermal design power (TDP) | 100 W |
| 1x DVI 1x HDMI 2x mini-DisplayPort | Display Connectors | No outputs |
| 1x 6-pin | Power Connectors | None |
| C401-47 | Board Number | P2051B |
API support
| 12 (11_1) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |