Radeon HD 6950 and Mobility Radeon HD 3430 - video card comparison
Radeon HD 6950
Mobility Radeon HD 3430
Architecture
TeraScale 3 (2010−2013)
RV6xx (2007−2010)
GPU code name
Cayman
M82-SE
Market segment
Desktop
Laptop
Release date
December 2010
July 2008
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
MXM-II
Supplementary power connectors
2x 6-pin
-
Boost clock speed
800 MHz
-
Core clock speed
-
450 MHz
Floating-point performance
2,252.8 gflops
36 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
2,640 million
181 million
Pipelines / CUDA cores
1408
40
Power consumption (TDP)
500 Watt
12 Watt
Texture fill rate
70.40
1.800
Memory type
GDDR5
GDDR2
Maximum RAM amount
2 GB
512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1250 MHz
700 MHz
Memory bandwidth
-
6.4 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
10.1
Mantle
-
-
OpenCL
1.2
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.1
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-