Radeon HD 7470M and GeForce 620M - video card comparison
Radeon HD 7470M
GeForce 620M
Architecture
Terascale 2 (2009−2015)
Fermi 2.0 (2010−2014)
GPU code name
Seymour XT / XTX
GF117
Market segment
Laptop
Desktop
Release date
December 2011
March 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Boost clock speed
800 MHz
-
Core clock speed
750 / 800 MHz
625 MHz
Floating-point performance
240.0 gflops
240.0 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
370 million
585 million
Pipelines / CUDA cores
160
96
Power consumption (TDP)
7 Watt
15 Watt
Texture fill rate
6.400
10.00
Memory type
DDR3/GDDR5
DDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
3200 / 1800 MHz
1800 MHz
Memory bandwidth
14.4 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
N/A