NVIDIA GeForce GTX 870M vs AMD Radeon R9 380
What is the difference between NVIDIA GeForce GTX 870M and AMD Radeon R9 380. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK104 | GPU Name | Antigua |
| N15E-GT-A2 | Model number | Antigua PRO (215-0877000) |
| 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 | Jun 18th, 2015 |
| GeForce 800M | Family | Pirate Islands (R9 300) |
| End-of-life | Production | Active |
| GeForce 700M | Predecessor | Volcanic Islands |
| MXM-B (3.0) | Bus Interface | PCIe 3.0 x16 |
Memory
| 3 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 192 bit | Memory Bus | 256 bit |
| 120.0 GB/s | Bandwidth | 176.0 GB/s |
Performance
| 27.08 GPixel/s | Pixel fillrate | 31.04 GPixel/s |
| 108.3 GTexel/s | Texture fillrate | 108.6 GTexel/s |
| 2.599 TFLOPS | FP32 (float) performance | 3.476 TFLOPS |
| 108.3 GFLOPS (1:24) | FP64 (double) performance | 217.3 GFLOPS (1:16) |
Clock Speeds
| 1250 MHz 5 Gbps effective | Memory Clock | 1375 MHz 5.5 Gbps effective |
Render Config
| 1344 | Shading Units | 1792 |
| 112 | TMUs | 112 |
| 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 | Dual-slot |
| 100 W | Thermal design power (TDP) | 190 W |
| No outputs | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| None | Power Connectors | 2x 6-pin |
| P2053 SKU 3 | Board Number | C766 |
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 |