GeForce 405M and Radeon RX 6450M - video card comparison
GeForce 405M
Radeon RX 6450M
Architecture
GT2xx (2009−2012)
RDNA 2 (2020−2022)
GPU code name
GT218
Navi 24
Market segment
Laptop
Laptop
Release date
May 2012
January 2023
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 4.0 x4
Supplementary power connectors
-
None
Boost clock speed
-
2220 MHz
Core clock speed
606 MHz
2000 MHz
CUDA cores
16
-
Floating-point performance
38.78 gflops
-
Gigaflops
73
-
Manufacturing process technology
40 nm
6 nm
Number of transistors
260 million
5,400 million
Pipelines / CUDA cores
16
768
Power consumption (TDP)
14 Watt
25 Watt (25 - 50 Watt TGP)
Texture fill rate
4.848
118.1
Memory type
GDDR3, DDR3
GDDR6
Maximum RAM amount
Up to 512 MB
4 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
Up to 800 (DDR3), Up to 800 (GDDR3) MHz
18000 MHz
Memory bandwidth
25.6 GB/s
128.0 GB/s
Shared memory
-
-
Display Connectors
DisplayPort, HDMI, VGA, Dual Link DVI, Single Link DVI
Portable Device Dependent
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
DirectX
12 API
12 Ultimate (12_2)
CUDA
+
-
OpenCL
1.1
2.2
OpenGL
4.5
4.6
Shader Model
4.1
6.7
Vulkan
N/A
1.3
Power management
8.0
-