Radeon HD 6750 and Radeon R7 250 - video card comparison
Passmark - benchmark score Radeon HD 6750 vs Radeon R7 250
Radeon HD 6750
1077
Radeon R7 250
1100
Radeon HD 6750
Radeon R7 250
Architecture
TeraScale 2 (2009−2015)
GCN (2011−2017)
GPU code name
Juniper
Oland XT
Market segment
Desktop
Desktop
Release date
January 2011
October 2013
Bus support
PCIe 2.0 x16
PCIe 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin
N/A
Boost clock speed
900 MHz
1050 MHz
Floating-point performance
1,008.0 gflops
716.8 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,040 million
950 million
Pipelines / CUDA cores
720
384
Power consumption (TDP)
86 Watt
75 Watt
Texture fill rate
25.20
25.20
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1050 MHz
1150 MHz
Memory bandwidth
73.6 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 11
DirectX® 12
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
AppAcceleration
-
+
CrossFire
1
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-