NVIDIA GeForce GTX 980MX vs AMD Radeon R9 M395X Mac Edition
What is the difference between NVIDIA GeForce GTX 980MX and AMD Radeon R9 M395X Mac Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM204 | GPU Name | Amethyst |
| N16E-GXX-A1 | Model number | Amethyst XT |
| Maxwell 2.0 | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 5,200 million | Transistors | 5,000 million |
| 398 mm² | Die Size | 366 mm² |
Graphics Card
| Jun 1st, 2016 | Release Date | May 5th, 2015 |
| GeForce 900M | Family | Crystal System (R9 M300) |
| Active | Production | Active |
| GeForce 800M | Predecessor | Solar System |
| PCIe 3.0 x16 | Bus Interface | MXM-B (3.0) |
Memory
| 8 GB | Memory Size | 4 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 192.0 GB/s | Bandwidth | 174.7 GB/s |
Performance
| 75.39 GPixel/s | Pixel fillrate | 29.09 GPixel/s |
| 122.5 GTexel/s | Texture fillrate | 116.4 GTexel/s |
| 3.920 TFLOPS | FP32 (float) performance | 3.723 TFLOPS |
| 122.5 GFLOPS (1:32) | FP64 (double) performance | 232.7 GFLOPS (1:16) |
Clock Speeds
| 1500 MHz 6 Gbps effective | Memory Clock | 1365 MHz 5.5 Gbps effective |
Render Config
| 1664 | Shading Units | 2048 |
| 104 | TMUs | 128 |
| 64 | ROPs | 32 |
| 48 KB (per SMM) | L1 Cache | 16 KB (per CU) |
| 2 MB | L2 Cache | 512 KB |
Board Design
| MXM Module | Slot Width | MXM Module |
| 148 W | Thermal design power (TDP) | 250 W |
| No outputs | Display Connectors | No outputs |
| None | Power Connectors | None |
API support
| 12 (12_1) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 2.0 |
| 1.1 | Vulkan | 1.2 |
| 6.4 | Shader Model | 6.3 |