Radeon HD 7970 and Radeon R5 230 - video card comparison
Passmark - benchmark score Radeon HD 7970 vs Radeon R5 230
Radeon HD 7970
5405
Radeon R5 230
228
Radeon HD 7970
Radeon R5 230
Architecture
GCN (2011−2017)
TeraScale 2 (2009−2015)
GPU code name
Tahiti XT
Caicos
Market segment
Desktop
Desktop
Release date
December 2011
April 2014
Bus support
PCIe 2.1 x16
PCIe 1.0 x4
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
N/A
Boost clock speed
925 MHz
-
Floating-point performance
3,789 gflops
200.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
370 million
Pipelines / CUDA cores
2048
160
Power consumption (TDP)
300 Watt
19 Watt
Texture fill rate
118.4
5.000
Memory type
GDDR5
DDR3
Maximum RAM amount
6 GB
4 GB
Memory bus width
384 Bit
64 Bit
Memory clock speed
1375 MHz
-
Memory bandwidth
264 GB/s
10.67 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
+
1
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
DirectX® 11
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
AppAcceleration
-
-
CrossFire
1
1
DDMA audio
-
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerPlay
-
+
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-