Home GPU Comparison AMD Radeon 550X vs AMD Radeon RX 570

AMD Radeon 550X vs AMD Radeon RX 570

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550X and 4GB VRAM Radeon RX 570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 's Advantages
Released 1 years and 11 months late
Lower TDP (50W vs 150W)
AMD Radeon RX 570 's Advantages
Boost Clock has increased by 2% (1244MHz vs 1218MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 112.0GB/s)
1536 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon 550X
1.247 TFLOPS
Radeon RX 570 +308%
5.095 TFLOPS
VS

Graphics Card

Mar 2019
Release Date
Apr 2017
Polaris
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

1082 MHz
Base Clock
1168 MHz
1218 MHz
Boost Clock
1244 MHz
1750 MHz
Memory Clock
1750 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
112.0GB/s
Bandwidth
224.0GB/s

Render Config

8
Compute Units
32
-
-
-
512
Shading Units
2048
32
TMUs
128
16
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

19.49 GPixel/s
Pixel Rate
39.81 GPixel/s
38.98 GTexel/s
Texture Rate
159.2 GTexel/s
1247 GFLOPS
FP16 (half)
5.095 TFLOPS
1247 GFLOPS
FP32 (float)
5.095 TFLOPS
77.95 GFLOPS
FP64 (double)
318.5 GFLOPS

Board Design

50W
TDP
150W
250 W
Suggested PSU
450 W
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a
None
Power Connectors
1x 6-pin

Graphics Processor

Lexa
GPU Name
Polaris 20
Lexa PRO (215-0904018)
GPU Variant
Polaris 20 XL (215-0910052)
GCN 4.0
Architecture
GCN 4.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
2.2 billion
Transistors
5.7 billion
103 mm²
Die Size
232 mm²

Graphics Features

12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4

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