AMD Radeon HD 8870M vs NVIDIA GeForce GT 635 OEM
What is the difference between AMD Radeon HD 8870M and NVIDIA GeForce GT 635 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Venus | GPU Name | GK208 |
| GCN 1.0 | Architecture | Kepler 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,500 million | Transistors | 1,020 million |
| 123 mm² | Die Size | 87 mm² |
Graphics Card
| Apr 1st, 2013 | Release Date | Oct 1st, 2013 |
| Solar System (HD 8800M) | Family | GeForce 600 |
| End-of-life | Production | End-of-life |
| London | Predecessor | GeForce 500 |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x8 |
Memory
| 2 GB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | DDR3 |
| 128 bit | Memory Bus | 64 bit |
| 72.00 GB/s | Bandwidth | 14.40 GB/s |
Performance
| 12.40 GPixel/s | Pixel fillrate | 7.736 GPixel/s |
| 31.00 GTexel/s | Texture fillrate | 30.94 GTexel/s |
| 992.0 GFLOPS | FP32 (float) performance | 742.7 GFLOPS |
| 62.00 GFLOPS (1:16) | FP64 (double) performance | 30.94 GFLOPS (1:24) |
Clock Speeds
| 1125 MHz 4.5 Gbps effective | Memory Clock | 900 MHz 1800 Mbps effective |
Render Config
| 640 | Shading Units | 384 |
| 40 | TMUs | 32 |
| 16 | ROPs | 8 |
| 16 KB (per CU) | L1 Cache | 16 KB (per SMX) |
| 256 KB | L2 Cache | 512 KB |
Board Design
| unknown | Thermal design power (TDP) | 35 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 1x VGA |
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 |