GeForce RTX 3080 12 GB vs Radeon HD 5450
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 12 GB and 512MB VRAM Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 3080 12 GB Advantages
Released 11 years and 11 months late
Boost Clock1710MHz
More VRAM (12GB vs 512GB)
Larger VRAM bandwidth (912.4GB/s vs 6.400GB/s)
8880 additional rendering cores
Radeon HD 5450 Advantages
Lower TDP (19W vs 350W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 12 GB
+29361%
30640
Radeon HD 5450
104
Graphics Card
Jan 2022
Release Date
Feb 2010
GeForce 30
Generation
Evergreen
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1260 MHz
Base Clock
-
1710 MHz
Boost Clock
-
1188 MHz
Memory Clock
400 MHz
Memory
12GB
Memory Size
512MB
GDDR6X
Memory Type
DDR2
384bit
Memory Bus
64bit
912.4GB/s
Bandwidth
6.400GB/s
Render Config
-
Compute Units
2
70
SM Count
-
8960
Shading Units
80
280
TMUs
8
96
ROPs
4
280
Tensor Cores
-
70
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
6 MB
L2 Cache
128 KB
Theoretical Performance
164.2 GPixel/s
Pixel Rate
2.600 GPixel/s
478.8 GTexel/s
Texture Rate
5.200 GTexel/s
30.64 TFLOPS
FP16 (half)
-
30.64 TFLOPS
FP32 (float)
104.0 GFLOPS
478.8 GFLOPS
FP64 (double)
-
Board Design
350W
TDP
19W
750 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x HDMI 1.3a
1x VGA
1x 12-pin
Power Connectors
None
Graphics Processor
GA102
GPU Name
Cedar
GA102-220-A1
GPU Variant
Cedar PRO
Ampere
Architecture
TeraScale 2
Samsung
Foundry
TSMC
8 nm
Process Size
40 nm
28.3 billion
Transistors
0.292 billion
628 mm²
Die Size
59 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
8.6
CUDA
-
6.8
Shader Model
5.0