NVIDIA GeForce GTX 870M vs AMD Radeon R9 M295X Mac Edition
What is the difference between NVIDIA GeForce GTX 870M and AMD Radeon R9 M295X Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK104 | GPU Name | Amethyst |
| N15E-GT-A2 | Model number | Amethyst XT |
| Kepler | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 3,540 million | Transistors | 5,000 million |
| 294 mm² | Die Size | 366 mm² |
Graphics Card
| Mar 12th, 2014 | Release Date | Nov 23rd, 2014 |
| GeForce 800M | Family | Crystal System (R9 M200) |
| End-of-life | Production | End-of-life |
| GeForce 700M | Predecessor | Solar System |
| MXM-B (3.0) | Bus Interface | MXM-B (3.0) |
Memory
| 3 GB | Memory Size | 4 GB |
| GDDR5 | Memory Type | GDDR5 |
| 192 bit | Memory Bus | 256 bit |
| 120.0 GB/s | Bandwidth | 174.3 GB/s |
Performance
| 27.08 GPixel/s | Pixel fillrate | 27.20 GPixel/s |
| 108.3 GTexel/s | Texture fillrate | 108.8 GTexel/s |
| 2.599 TFLOPS | FP32 (float) performance | 3.482 TFLOPS |
| 108.3 GFLOPS (1:24) | FP64 (double) performance | 217.6 GFLOPS (1:16) |
Clock Speeds
| 1250 MHz 5 Gbps effective | Memory Clock | 1362 MHz 5.4 Gbps effective |
Render Config
| 1344 | Shading Units | 2048 |
| 112 | TMUs | 128 |
| 24 | ROPs | 32 |
| 16 KB (per SMX) | L1 Cache | 16 KB (per CU) |
| 384 KB | L2 Cache | 512 KB |
Board Design
| MXM Module | Slot Width | MXM Module |
| 100 W | Thermal design power (TDP) | 250 W |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_0) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 2.0 |
| 1.1 | Vulkan | 1.2 |
| 5.1 | Shader Model | 6.3 |