Radeon R7 250X and Radeon HD 6670 - video card comparison
Passmark - benchmark score Radeon R7 250X vs Radeon HD 6670
Radeon R7 250X
2336
Radeon HD 6670
752
Radeon R7 250X
Radeon HD 6670
Architecture
GCN 1.0 (2012−2020)
TeraScale 2 (2009−2015)
GPU code name
Cape Verde
Turks
Market segment
Desktop
Desktop
Release date
February 2014
April 2011
Bus support
PCIe 3.0
PCIe 2.0 x16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin
None
Boost clock speed
1000 MHz
800 MHz
Floating-point performance
1,216 gflops
768.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
716 million
Pipelines / CUDA cores
640
480
Power consumption (TDP)
80 Watt
66 Watt
Texture fill rate
38.00
19.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1625 MHz
1050 MHz
Memory bandwidth
96 GB/s
64 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
1
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
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
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-