Radeon HD 3450 PCI and GeForce RTX 3080 Mobile - video card comparison
Radeon HD 3450 PCI
GeForce RTX 3080 Mobile
Architecture
TeraScale (2005−2013)
Ampere (2020−2022)
GPU code name
RV620
GN20-E7 GA104
Market segment
Desktop
Laptop
Release date
January 2008
January 2021
Interface
PCI
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
-
1245 - 1710 MHz
Core clock speed
600 MHz
780 - 1100 MHz
Floating-point performance
48 gflops
-
Manufacturing process technology
55 nm
8 nm
Number of transistors
181 million
17,400 million
Pipelines / CUDA cores
40
6144
Power consumption (TDP)
25 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
2.400
296.6
Memory type
DDR2
GDDR6
Maximum RAM amount
512 MB
16 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
800 MHz
14000 MHz
Memory bandwidth
6.4 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
N/A
2.0
OpenGL
3.3
4.6
Shader Model
4.1
6.5
Vulkan
N/A
1.2