AMD Radeon RX 550X Mobile vs Intel Arc B580
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Dec 2024
Generation
Mobility Radeon
Battlemage
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
1100 MHz
2670 MHz
Boost Clock
1176 MHz
2670 MHz
Memory Clock
1500 MHz
2375 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
64bit
192bit
Bandwidth
48.00GB/s
456.0GB/s
Render Config
Compute Units
10
—
Shading Units
640
2560
TMUs
40
160
ROPs
16
80
L1 Cache
16 KB (per CU)
256 KB (per EU)
L2 Cache
512 KB
18 MB
Tensor Cores
—
160
RT Cores
—
20
Theoretical Performance
Pixel Rate
18.82 GPixel/s
213.6 GPixel/s
Texture Rate
47.04 GTexel/s
427.2 GTexel/s
FP16 (half)
1.505 TFLOPS
27.34 TFLOPS
FP32 (float)
1.505 TFLOPS
13.67 TFLOPS
FP64 (double)
94.08 GFLOPS
1.709 TFLOPS
Graphics Processor
GPU Name
Polaris 23
BMG-G21
GPU Variant
Polaris 23 MXT
SRPMF
Architecture
GCN 4.0
Xe2
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
2.2 billion
19.6 billion
Die Size
103 mm²
272 mm²
Board Design
TDP
50W
190W
Outputs
No outputs
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.4
Shader Model
6.4
6.6
Benchmark
Blender
—
1,935
▲ Specs Compare
Data sourced from official specifications and benchmark tests.