Radeon HD 7970 and Mobility Radeon HD 5470 - video card comparison
Passmark - benchmark score Radeon HD 7970 vs Mobility Radeon HD 5470
Radeon HD 7970
5405
Mobility Radeon HD 5470
243
Radeon HD 7970
Mobility Radeon HD 5470
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Tahiti XT
Park XT
Market segment
Desktop
Laptop
Release date
December 2011
January 2010
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
925 MHz
-
Core clock speed
-
750 MHz
Floating-point performance
3,789 gflops
120 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
292 million
Pipelines / CUDA cores
2048
80
Power consumption (TDP)
300 Watt
13-15 Watt
Texture fill rate
118.4
6.000
Memory type
GDDR5
DDR2, GDDR2, DDR3, GDDR3, GDDR5
Maximum RAM amount
6 GB
512 MB
Memory bus width
384 Bit
64 Bit
Memory clock speed
1375 MHz
1800 MHz
Memory bandwidth
264 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
+
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
11.2 (11_0)
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-