Radeon RX 550 vs PG506 242
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 and 24GB VRAM PG506 242 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 550 Advantages
Lower TDP (50W vs 165W)
PG506 242 Advantages
Released 4 years late
Boost Clock has increased by 22% (1440MHz vs 1183MHz)
More VRAM (24GB vs 2GB)
Larger VRAM bandwidth (933.1GB/s vs 112.0GB/s)
3072 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550
1211
PG506 242
+752%
10320
Graphics Card
Apr 2017
Release Date
Apr 2021
Polaris
Generation
Tesla
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16
Clock Speeds
1100 MHz
Base Clock
930 MHz
1183 MHz
Boost Clock
1440 MHz
1750 MHz
Memory Clock
1215 MHz
Memory
2GB
Memory Size
24GB
GDDR5
Memory Type
HBM2
128bit
Memory Bus
3072bit
112.0GB/s
Bandwidth
933.1GB/s
Render Config
8
Compute Units
-
-
SM Count
56
512
Shading Units
3584
32
TMUs
224
16
ROPs
96
-
Tensor Cores
224
16 KB (per CU)
L1 Cache
192 KB (per SM)
512 KB
L2 Cache
24 MB
Theoretical Performance
18.93 GPixel/s
Pixel Rate
138.2 GPixel/s
37.86 GTexel/s
Texture Rate
322.6 GTexel/s
1211 GFLOPS
FP16 (half)
10.32 TFLOPS
1211 GFLOPS
FP32 (float)
10.32 TFLOPS
75.71 GFLOPS
FP64 (double)
5.161 TFLOPS
Board Design
50W
TDP
165W
250 W
Suggested PSU
450 W
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
1x HDMI 2.0b
1x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
8-pin EPS
Graphics Processor
Lexa
GPU Name
GA100
Lexa PRO
(215-0904018)
(215-0904018)
GPU Variant
-
GCN 4.0
Architecture
Ampere
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
7 nm
2.2 billion
Transistors
54.2 billion
103 mm²
Die Size
826 mm²
Graphics Features
12 (12_0)
DirectX
N/A
4.6
OpenGL
N/A
2.1
OpenCL
3.0
1.2
Vulkan
N/A
-
CUDA
8.0
6.4
Shader Model
N/A
