Radeon HD 6970M Mac Edition and GeForce GTX 950 Low Power - video card comparison
Radeon HD 6970M Mac Edition
GeForce GTX 950 Low Power
Architecture
TeraScale 2 (2009−2015)
Maxwell 2.0 (2015−2019)
GPU code name
Blackcomb
GM206
Market segment
Desktop
Desktop
Release date
August 2011
March 2016
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
None
Boost clock speed
-
1190 MHz
Core clock speed
680 MHz
1026 MHz
Floating-point performance
1,305.6 gflops
1,828 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,700 million
2,940 million
Pipelines / CUDA cores
960
768
Power consumption (TDP)
75 Watt
75 Watt
Texture fill rate
32.64
57.12
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
3600 MHz
6612 MHz
Memory bandwidth
115.2 GB/s
105.8 GB/s
Display Connectors
No outputs
1x DVI, 1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
11.2 (11_0)
12 (12_1)
CUDA
-
5.2
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
6.4
Vulkan
N/A
1.1.126