Radeon HD 6950 and Radeon HD 7750 - video card comparison
Passmark - benchmark score Radeon HD 6950 vs Radeon HD 7750
Radeon HD 6950
2693
Radeon HD 7750
1754
Radeon HD 6950
Radeon HD 7750
Architecture
TeraScale 3 (2010−2013)
GCN 1.0 (2012−2020)
GPU code name
Cayman
Cape Verde
Market segment
Desktop
Desktop
Release date
December 2010
February 2012
Bus support
PCIe 2.0 x16
PCIe 2.1 x16
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
None
Boost clock speed
800 MHz
800 MHz
Floating-point performance
2,252.8 gflops
819.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,640 million
1,500 million
Pipelines / CUDA cores
1408
512
Power consumption (TDP)
500 Watt
75 Watt
Texture fill rate
70.40
25.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1250 MHz
1125 MHz
Memory bandwidth
-
72 GB/s
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
1
HDMI
+
+
DisplayPort support
-
+
DirectX
DirectX® 11
DirectX® 11
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
AppAcceleration
-
-
CrossFire
1
1
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-