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GPU Comparison
NVIDIA GeForce RTX 3090 vs ATI Radeon HD 5450 PCI
NVIDIA GeForce RTX 3090 vs ATI Radeon HD 5450 PCI
VS
NVIDIA GeForce RTX 3090
ATI Radeon HD 5450 PCI
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 512MB VRAM Radeon HD 5450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3090 's Advantages
Released 10 years and 7 months late
Boost Clock1695MHz
Larger VRAM bandwidth (936.2GB/s vs 5.328GB/s)
10416 additional rendering cores
ATI Radeon HD 5450 PCI 's Advantages
Lower TDP (19W vs 350W)
Score
Benchmark
FP32 (float)
GeForce RTX 3090
+34111%
35.58 TFLOPS
Radeon HD 5450 PCI
0.104 TFLOPS
GeForce RTX 3090
VS
Radeon HD 5450 PCI
Graphics Card
Sep 2020
Release Date
Feb 2010
GeForce 30
Generation
Evergreen
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCI
Clock Speeds
1395 MHz
Base Clock
-
1695 MHz
Boost Clock
-
1219 MHz
Memory Clock
333 MHz
Memory
24GB
Memory Size
512MB
GDDR6X
Memory Type
DDR2
384bit
Memory Bus
64bit
936.2GB/s
Bandwidth
5.328GB/s
Render Config
82
SM Count
-
-
Compute Units
2
10496
Shading Units
80
328
TMUs
8
112
ROPs
4
328
Tensor Cores
-
82
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
6 MB
L2 Cache
128 KB
Theoretical Performance
189.8 GPixel/s
Pixel Rate
2.600 GPixel/s
556.0 GTexel/s
Texture Rate
5.200 GTexel/s
35.58 TFLOPS
FP16 (half)
-
35.58 TFLOPS
FP32 (float)
104.0 GFLOPS
556.0 GFLOPS
FP64 (double)
-
Graphics Processor
GA102
GPU Name
Cedar
GA102-300-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
Board Design
350W
TDP
19W
750 W
Suggested PSU
200 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.3a
1x 12-pin
Power Connectors
None
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
-
6.6
Shader Model
5.0
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