Radeon HD 7750 and Radeon R7 250 - video card comparison
Passmark - benchmark score Radeon HD 7750 vs Radeon R7 250
Radeon HD 7750
1754
Radeon R7 250
1100
Radeon HD 7750
Radeon R7 250
Architecture
GCN 1.0 (2012−2020)
GCN (2011−2017)
GPU code name
Cape Verde
Oland XT
Market segment
Desktop
Desktop
Release date
February 2012
October 2013
Bus support
PCIe 2.1 x16
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
N/A
Boost clock speed
800 MHz
1050 MHz
Floating-point performance
819.2 gflops
716.8 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
950 million
Pipelines / CUDA cores
512
384
Power consumption (TDP)
75 Watt
75 Watt
Texture fill rate
25.60
25.20
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1125 MHz
1150 MHz
Memory bandwidth
72 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
Eyefinity
1
-
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 11
DirectX® 12
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
AppAcceleration
-
+
CrossFire
1
1
DDMA audio
-
+
Enduro
-
-
FreeSync
1
1
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-