NVIDIA GeForce GTX 850A vs AMD Radeon R7 250X
What is the difference between NVIDIA GeForce GTX 850A and AMD Radeon R7 250X. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM107 | GPU Name | Cape Verde |
| N15P-GT-A1 | Model number | Cape Verde XT |
| Maxwell | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,870 million | Transistors | 1,500 million |
| 148 mm² | Die Size | 123 mm² |
Graphics Card
| Mar 17th, 2014 | Release Date | Feb 13th, 2014 |
| GeForce 800A | Family | Volcanic Islands (R7 200) |
| End-of-life | Production | End-of-life |
| GeForce 700A | Predecessor | Sea Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 2 GB | Memory Size | 1024 MB |
| DDR3 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 128 bit |
| 28.80 GB/s | Bandwidth | 72.00 GB/s |
Performance
| 14.98 GPixel/s | Pixel fillrate | 15.20 GPixel/s |
| 37.44 GTexel/s | Texture fillrate | 38.00 GTexel/s |
| 1,198 GFLOPS | FP32 (float) performance | 1,216 GFLOPS |
| 37.44 GFLOPS (1:32) | FP64 (double) performance | 76.00 GFLOPS (1:16) |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 1125 MHz 4.5 Gbps effective |
Render Config
| 640 | Shading Units | 640 |
| 40 | TMUs | 40 |
| 16 | ROPs | 16 |
| 64 KB (per SMM) | L1 Cache | 16 KB (per CU) |
| 2 MB | L2 Cache | 256 KB |
Board Design
| IGP | Slot Width | Dual-slot |
| 45 W | Thermal design power (TDP) | 80 W |
| No outputs | Display Connectors | 1x DVI 1x HDMI 2x mini-DisplayPort |
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 |