Radeon R9 M290X and Radeon HD 7750 - video card comparison
Passmark - benchmark score Radeon R9 M290X vs Radeon HD 7750
Radeon R9 M290X
3360
Radeon HD 7750
1754
Radeon R9 M290X
Radeon HD 7750
Architecture
GCN (2011−2017)
GCN 1.0 (2012−2020)
GPU code name
Neptune
Cape Verde
Market segment
Laptop
Desktop
Release date
January 2014
February 2012
Bus support
PCIe 3.0 x16
PCIe 2.1 x16
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Boost clock speed
900 MHz
800 MHz
Compute units
20
-
Core clock speed
850 MHz
-
Floating-point performance
2,304 gflops
819.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
1,500 million
Pipelines / CUDA cores
1280
512
Power consumption (TDP)
100 Watt
75 Watt
Texture fill rate
72.00
25.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1200 MHz
1125 MHz
Memory bandwidth
153.6 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
1
HDMI
-
+
DisplayPort support
-
+
DirectX
DirectX® 11
DirectX® 11
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.6
Shader Model
5.1
5.1
AppAcceleration
-
-
CrossFire
-
1
DualGraphics
1
-
Enduro
-
-
FreeSync
1
1
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-