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GPU Comparison
ATI Radeon HD 5450 PCIe x1 vs AMD Radeon RX 550X
ATI Radeon HD 5450 PCIe x1 vs AMD Radeon RX 550X
VS
ATI Radeon HD 5450 PCIe x1
AMD Radeon RX 550X
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCIe x1 and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5450 PCIe x1 's Advantages
Lower TDP (19W vs 50W)
AMD Radeon RX 550X 's Advantages
Released 8 years and 10 months late
Boost Clock1183MHz
Larger VRAM bandwidth (96.00GB/s vs 8.000GB/s)
432 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 5450 PCIe x1
0.104 TFLOPS
Radeon RX 550X
+1064%
1.211 TFLOPS
Radeon HD 5450 PCIe x1
VS
Radeon RX 550X
Graphics Card
Feb 2010
Release Date
Dec 2018
Evergreen
Generation
Polaris
Desktop
Type
Desktop
PCIe 2.0 x1
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1100 MHz
-
Boost Clock
1183 MHz
500 MHz
Memory Clock
1500 MHz
Memory
512MB
Memory Size
4GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
8.000GB/s
Bandwidth
96.00GB/s
Render Config
-
SM Count
-
2
Compute Units
8
80
Shading Units
512
8
TMUs
32
4
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
512 KB
Theoretical Performance
2.600 GPixel/s
Pixel Rate
18.93 GPixel/s
5.200 GTexel/s
Texture Rate
37.86 GTexel/s
-
FP16 (half)
1211 GFLOPS
104.0 GFLOPS
FP32 (float)
1211 GFLOPS
-
FP64 (double)
75.71 GFLOPS
Graphics Processor
Cedar
GPU Name
Lexa
Cedar PRO
GPU Variant
Lexa PRO (215-0904018)
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.292 billion
Transistors
2.2 billion
59 mm²
Die Size
103 mm²
Board Design
19W
TDP
50W
200 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
-
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
6.4
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