Radeon HD 6670 and GeForce GTX 750 GM206 - video card comparison
Radeon HD 6670
GeForce GTX 750 GM206
Architecture
TeraScale 2 (2009−2015)
Maxwell 2.0 (2015−2019)
GPU code name
Turks
GM206
Market segment
Desktop
Desktop
Release date
April 2011
November 2015
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
-
Boost clock speed
800 MHz
1239 MHz
Floating-point performance
768.0 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
2,940 million
Pipelines / CUDA cores
480
512
Power consumption (TDP)
66 Watt
-
Texture fill rate
19.20
39.65
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1050 MHz
5012 MHz
Memory bandwidth
64 GB/s
80.19 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DVI, 1x HDMI
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
12 (12_1)
CUDA
-
5.2
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
6.4
Vulkan
-
1.1.126
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-