GeForce GT 445M and Radeon 620 - video card comparison
Passmark - benchmark score GeForce GT 445M vs Radeon 620
GeForce GT 445M
835
Radeon 620
924
GeForce GT 445M
Radeon 620
Architecture
Fermi (2010−2014)
GCN 1.0 (2012−2020)
GPU code name
N11E-GE
Polaris 24
Market segment
Laptop
Laptop
Release date
September 2010
August 2019
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
-
None
SLI options
+
-
Boost clock speed
-
1024 MHz
Core clock speed
590 MHz
-
CUDA cores
144
-
Floating-point performance
339.8 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,170 million
1,550 million
Pipelines / CUDA cores
144
384
Power consumption (TDP)
35 Watt
50 Watt
Texture fill rate
10.6 billion/sec
24.58
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
192 Bit
64 Bit
Memory clock speed
1250 MHz
2250 MHz
Memory bandwidth
60.0 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
5.1
6.3
Vulkan
N/A
1.2.131