AMD Radeon HD 6850 vs NVIDIA GeForce GTX 1080 11Gbps
GPU Specs Compare
Graphics Card
Release Date
Oct 2010
Apr 2017
Generation
Northern Islands
GeForce 10
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1000 MHz
1376 MHz
Base Clock
-
1607 MHz
Boost Clock
-
1733 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
GDDR5X
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
352.3GB/s
Render Config
Compute Units
12
-
Shading Units
960
2560
TMUs
48
160
ROPs
32
64
L1 Cache
8 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
-
20
Theoretical Performance
Pixel Rate
24.80 GPixel/s
110.9 GPixel/s
Texture Rate
37.20 GTexel/s
277.3 GTexel/s
FP32 (float)
1488 GFLOPS
8.873 TFLOPS
FP16 (half)
-
138.6 GFLOPS
FP64 (double)
-
277.3 GFLOPS
Graphics Processor
GPU Name
Barts
GP104
GPU Variant
Barts PRO(215-0798006)
GP104-410-A1
Architecture
TeraScale 2
Pascal
Foundry
TSMC
TSMC
Process Size
40 nm
16 nm
Transistors
1.7 billion
7.2 billion
Die Size
255 mm²
314 mm²
Board Design
TDP
127W
180W
Suggested PSU
300 W
450 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
1x 6-pin
1x 8-pin
Graphics Features
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.4
CUDA
-
6.1