Radeon HD 6970 and Radeon HD 6630M - video card comparison
Passmark - benchmark score Radeon HD 6970 vs Radeon HD 6630M
Radeon HD 6970
2921
Radeon HD 6630M
705
Radeon HD 6970
Radeon HD 6630M
Architecture
Terascale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
Cayman
Whistler-LP
Market segment
Desktop
Laptop
Release date
December 2010
January 2011
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
880 MHz
-
Core clock speed
-
485 MHz
Floating-point performance
2,703.4 gflops
480.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
2,640 million
716 million
Pipelines / CUDA cores
1536
480
Power consumption (TDP)
550 Watt
26 Watt
Texture fill rate
84.48
12.00
Memory type
DDR5
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1375 MHz
800 MHz
Memory bandwidth
-
25.6 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
11.2 (11_0)
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-