Radeon HD 7750 and Radeon R7 250X - video card comparison
Passmark - benchmark score Radeon HD 7750 vs Radeon R7 250X
Radeon HD 7750
1754
Radeon R7 250X
2336
Radeon HD 7750
Radeon R7 250X
Architecture
GCN 1.0 (2012−2020)
GCN 1.0 (2012−2020)
GPU code name
Cape Verde
Cape Verde
Market segment
Desktop
Desktop
Release date
February 2012
February 2014
Bus support
PCIe 2.1 x16
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
1 x 6-pin
Boost clock speed
800 MHz
1000 MHz
Floating-point performance
819.2 gflops
1,216 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
1,500 million
Pipelines / CUDA cores
512
640
Power consumption (TDP)
75 Watt
80 Watt
Texture fill rate
25.60
38.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1125 MHz
1625 MHz
Memory bandwidth
72 GB/s
96 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
1
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
-
-