GeForce GTX 1080 and Radeon HD 6670 - video card comparison
Passmark - benchmark score GeForce GTX 1080 vs Radeon HD 6670
GeForce GTX 1080
16002
Radeon HD 6670
752
GeForce GTX 1080
Radeon HD 6670
Architecture
Pascal (2016−2021)
TeraScale 2 (2009−2015)
GPU code name
Pascal GP104
Turks
Market segment
Desktop
Desktop
Release date
May 2016
April 2011
Bus support
PCIe 3.0
PCIe 2.0 x16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
8-pin
None
SLI options
+
-
Boost clock speed
1733 MHz
800 MHz
Core clock speed
1607 MHz
-
CUDA cores
2560
-
Floating-point performance
8,873 gflops
768.0 gflops
Manufacturing process technology
16 nm
40 nm
Number of transistors
7,200 million
716 million
Pipelines / CUDA cores
2560
480
Power consumption (TDP)
180 Watt
66 Watt
Maximum GPU temperature
94 °C
-
Texture fill rate
277.3
19.20
Memory type
GDDR5X
GDDR5
Maximum RAM amount
8 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
10 GB/s
1050 MHz
Memory bandwidth
320 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
DP 1.42, HDMI 2.0b, DL-DVI
1x DVI, 1x HDMI, 1x VGA
Multi monitor support
+
-
Eyefinity
-
1
HDMI
+
+
DisplayPort support
-
-
G-SYNC support
+
-
DirectX
12 (12_1)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
6.4
5.0
Vulkan
1.2.131
-
Ansel
+
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
GPU Boost
3.0
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
VR Ready
+
-
ZeroCore
-
-