Radeon HD 6670 and GeForce GT 750M Mac Edition - video card comparison
Passmark - benchmark score Radeon HD 6670 vs GeForce GT 750M Mac Edition
Radeon HD 6670
752
GeForce GT 750M Mac Edition
1723
Radeon HD 6670
GeForce GT 750M Mac Edition
Architecture
TeraScale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Turks
GK107
Market segment
Desktop
Desktop
Release date
April 2011
November 2013
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
-
Boost clock speed
800 MHz
-
Core clock speed
-
926 MHz
Floating-point performance
768.0 gflops
711.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
1,270 million
Pipelines / CUDA cores
480
384
Power consumption (TDP)
66 Watt
50 Watt
Texture fill rate
19.20
29.63
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1050 MHz
5016 MHz
Memory bandwidth
64 GB/s
80.26 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
3.0
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
-
1.1.126
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-