NVIDIA GeForce GTX 850A vs AMD Radeon HD 6850
What is the difference between NVIDIA GeForce GTX 850A and AMD Radeon HD 6850. Find out which graphics card has better performance.
Graphics Processor (GPU)
GM107 | GPU Name | Barts |
N15P-GT-A1 | Model number | Barts PRO (215-0798006) |
Maxwell | Architecture | TeraScale 2 |
TSMC | Foundry | TSMC |
28 nm | Process Size | 40 nm |
1,870 million | Transistors | 1,700 million |
148 mm² | Die Size | 255 mm² |
Graphics Card
Mar 17th, 2014 | Release Date | Oct 21st, 2010 |
GeForce 800A | Family | Northern Islands (HD 6800) |
End-of-life | Production | End-of-life |
GeForce 700A | Predecessor | Evergreen |
PCIe 3.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
2 GB | Memory Size | 1024 MB |
DDR3 | Memory Type | GDDR5 |
128 bit | Memory Bus | 256 bit |
28.80 GB/s | Bandwidth | 128.0 GB/s |
Performance
14.98 GPixel/s | Pixel fillrate | 24.80 GPixel/s |
37.44 GTexel/s | Texture fillrate | 37.20 GTexel/s |
1,198 GFLOPS | FP32 (float) performance | 1,488 GFLOPS |
Clock Speeds
900 MHz 1800 Mbps effective | Memory Clock | 1000 MHz 4 Gbps effective |
Render Config
640 | Shading Units | 960 |
40 | TMUs | 48 |
16 | ROPs | 32 |
64 KB (per SMM) | L1 Cache | 8 KB (per CU) |
2 MB | L2 Cache | 512 KB |
Board Design
IGP | Slot Width | Dual-slot |
45 W | Thermal design power (TDP) | 127 W |
No outputs | Display Connectors | 2x DVI 1x HDMI 2x mini-DisplayPort |
API support
12 (11_0) | DirectX | 11.2 (11_0) |
4.6 | OpenGL | 4.4 |
3.0 | OpenCL | 1.2 |
1.1 | Vulkan | N/A |
5.1 | Shader Model | 5.0 |