GeForce GTX 1080 11Gbps and Radeon HD 6970 X2 - video card comparison
GeForce GTX 1080 11Gbps
Radeon HD 6970 X2
Architecture
Pascal (2016−2021)
TeraScale 3 (2010−2013)
GPU code name
GP104
Antilles
Market segment
Desktop
Desktop
Release date
April 2017
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 8-pin
3x 8-pin
Boost clock speed
1733 MHz
-
Core clock speed
1607 MHz
880 MHz
Floating-point performance
8,873 gflops
-
Manufacturing process technology
16 nm
40 nm
Number of transistors
7,200 million
2,640 million
Pipelines / CUDA cores
2560
1536
Power consumption (TDP)
180 Watt
375 Watt
Texture fill rate
277.3
84.48
Memory type
GDDR5X
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
11008 MHz
5.5 GB/s
Memory bandwidth
352.3 GB/s
176.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
2x DVI, 1x HDMI 1.4a, 2x mini-DisplayPort 1.2
HDMI
+
+
DirectX
12 (12_1)
11.2 (11_0)
CUDA
6.1
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
6.4
5.0
Vulkan
1.2.131
N/A