GeForce GT 620M and Radeon RX 6600 - video card comparison
Passmark - benchmark score GeForce GT 620M vs Radeon RX 6600
GeForce GT 620M
447
Radeon RX 6600
15586
GeForce GT 620M
Radeon RX 6600
Architecture
Fermi (2010−2014)
Navi / RDNA2 (2020−2022)
GPU code name
N13P-GLP / N13M-GS
Navi 23
Market segment
Laptop
Desktop
Release date
March 2012
October 2021
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
PCIe 4.0 x8
Supplementary power connectors
-
1x 8-pin
Boost clock speed
715 MHz
2491 MHz
Core clock speed
Up to 625 MHz
2044 MHz
CUDA cores
96
-
Floating-point performance
253.4 gflops
-
Manufacturing process technology
40 nm
7 nm
Number of transistors
585 million
11,060 million
Pipelines / CUDA cores
96
1792
Power consumption (TDP)
15 Watt
132 Watt
Texture fill rate
Up to 10.0 billion/sec
279.0
Memory type
DDR3
GDDR6
Maximum RAM amount
1 GB
8 GB
Memory bus width
Up to 128bit
128 Bit
Memory clock speed
1800 MHz
14500 MHz
Memory bandwidth
Up to 28.8 GB/s
224.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 3x DisplayPort
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
12.0 Ultimate (12_2)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
N/A
1.2
3D Blu-Ray
+
-
Optimus
+
-