NVIDIA GeForce 825M vs AMD Radeon R9 255 OEM
What is the difference between NVIDIA GeForce 825M and AMD Radeon R9 255 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK208 | GPU Name | Cape Verde |
| Kepler 2.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,020 million | Transistors | 1,500 million |
| 87 mm² | Die Size | 123 mm² |
Graphics Card
| Jan 27th, 2014 | Release Date | Dec 21st, 2013 |
| GeForce 800M | Family | Volcanic Islands (R9 200) |
| End-of-life | Production | End-of-life |
| GeForce 700M | Predecessor | Sea Islands |
| PCIe 3.0 x8 | Bus Interface | PCIe 3.0 x16 |
Memory
| 1024 MB | Memory Size | 2 GB |
| DDR3 | Memory Type | GDDR5 |
| 64 bit | Memory Bus | 128 bit |
| 14.40 GB/s | Bandwidth | 73.60 GB/s |
Performance
| 7.528 GPixel/s | Pixel fillrate | 14.88 GPixel/s |
| 30.11 GTexel/s | Texture fillrate | 29.76 GTexel/s |
| 722.7 GFLOPS | FP32 (float) performance | 952.3 GFLOPS |
| 30.11 GFLOPS (1:24) | FP64 (double) performance | 59.52 GFLOPS (1:16) |
Clock Speeds
| 850 MHz | Base Clock | 900 MHz |
| 941 MHz | Boost Clock | 930 MHz |
| 900 MHz 1800 Mbps effective | Memory Clock | 1150 MHz 4.6 Gbps effective |
Render Config
| 384 | Shading Units | 512 |
| 32 | TMUs | 32 |
| 8 | ROPs | 16 |
| 16 KB (per SMX) | L1 Cache | 16 KB (per CU) |
| 512 KB | L2 Cache | 256 KB |
Board Design
| IGP | Slot Width | Dual-slot |
| 33 W | Thermal design power (TDP) | 65 W |
| No outputs | Display Connectors | No outputs |
| None | Power Connectors | 1x 6-pin |
API support
| 12 (11_0) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 1.2 |
| 1.1 | Vulkan | 1.2 |
| 5.1 | Shader Model | 5.1 |