Radeon HD 6970 and GeForce GTX 675MX - video card comparison
Passmark - benchmark score Radeon HD 6970 vs GeForce GTX 675MX
Radeon HD 6970
2921
GeForce GTX 675MX
2738
Radeon HD 6970
GeForce GTX 675MX
Architecture
Terascale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Cayman
N13E-GSR
Market segment
Desktop
Laptop
Release date
December 2010
October 2012
Bus support
PCIe 2.0 x16
PCI Express 2.0
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
SLI options
-
+
Boost clock speed
880 MHz
-
Core clock speed
-
600 MHz
CUDA cores
-
960
Floating-point performance
2,703.4 gflops
1,256 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,640 million
3,540 million
Pipelines / CUDA cores
1536
960
Power consumption (TDP)
550 Watt
100 Watt
Texture fill rate
84.48
48.0 billion/sec
Memory type
DDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1375 MHz
1800 MHz
Memory bandwidth
-
115.2 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DisplayPort support
-
-
DirectX
DirectX® 11
12 API
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
-
1.1.126
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
Optimus
-
+
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-