Radeon HD 3450 and GeForce RTX 5080 - video card comparison
Radeon HD 3450
GeForce RTX 5080
Architecture
TeraScale (2005−2013)
Blackwell 2.0
GPU code name
RV620
GB203
Market segment
Desktop
Desktop
Release date
December 2007
2025 (recently)
Interface
PCIe 2.0 x16
PCIe 5.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
600 MHz
-
Floating-point performance
48 gflops
-
Manufacturing process technology
55 nm
0 nm
Number of transistors
181 million
-
Pipelines / CUDA cores
40
10752
Power consumption (TDP)
25 Watt
350 Watt
Texture fill rate
2.400
846.7
Memory type
DDR2
GDDR7
Maximum RAM amount
256 MB
16 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
1000 MHz
5 GB/s
Memory bandwidth
8 GB/s
160.0 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
10.1 (10_1)
12 Ultimate (12_2)
CUDA
-
9.1
OpenCL
N/A
3.0
OpenGL
3.3
4.6
Shader Model
4.1
6.7
Vulkan
N/A
1.3