Radeon HD 5450 PCIe x1 and GeForce RTX 5080 - video card comparison
Radeon HD 5450 PCIe x1
GeForce RTX 5080
Architecture
TeraScale 2 (2009−2015)
Blackwell 2.0
GPU code name
Cedar
GB203
Market segment
Desktop
Desktop
Release date
February 2010
2025 (recently)
Interface
PCIe 2.0 x1
PCIe 5.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
650 MHz
-
Floating-point performance
104 gflops
-
Manufacturing process technology
40 nm
0 nm
Number of transistors
292 million
-
Pipelines / CUDA cores
80
10752
Power consumption (TDP)
19 Watt
350 Watt
Texture fill rate
5.200
846.7
Memory type
DDR3
GDDR7
Maximum RAM amount
512 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 HDMI, 1x VGA
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
11.2 (11_0)
12 Ultimate (12_2)
CUDA
-
9.1
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.7
Vulkan
N/A
1.3