Radeon HD 7750M and GeForce GT 620 - video card comparison
Passmark - benchmark score Radeon HD 7750M vs GeForce GT 620
Radeon HD 7750M
1227
GeForce GT 620
388
Radeon HD 7750M
GeForce GT 620
Architecture
GCN (2011−2017)
Fermi (2010−2014)
GPU code name
Lombok XL
GF108
Market segment
Laptop
Desktop
Release date
April 2012
May 2012
Bus support
-
PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Core clock speed
575 MHz
700 MHz
CUDA cores
-
96
Floating-point performance
588.8 gflops
268.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
585 million
Pipelines / CUDA cores
512
96
Power consumption (TDP)
28 Watt
49 Watt
Maximum GPU temperature
-
98 °C
Texture fill rate
18.40
11.2 billion/sec
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4000 MHz
1.8 GB/s
Memory bandwidth
64 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
Dual Link DVI-I, HDMI, VGA
Multi monitor support
-
+
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 (11_1)
12 (11_0)
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.6
4.2
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A
3D Blu-Ray
-
+