AMD Radeon RX 5500M vs AMD Radeon RX 580X
GPU · Specs Compare
Graphics Card
Release Date
Oct 2019
Apr 2018
Generation
Mobility Radeon
Polaris
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1375 MHz
1257 MHz
Boost Clock
1645 MHz
1340 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
224.0GB/s
256.0GB/s
Render Config
Compute Units
22
36
Shading Units
1408
2304
TMUs
88
144
ROPs
32
32
L2 Cache
2 MB
2 MB
L1 Cache
—
16 KB (per CU)
Theoretical Performance
Pixel Rate
52.64 GPixel/s
42.88 GPixel/s
Texture Rate
144.8 GTexel/s
193.0 GTexel/s
FP16 (half)
9.265 TFLOPS
6.175 TFLOPS
FP32 (float)
4.632 TFLOPS
6.175 TFLOPS
FP64 (double)
289.5 GFLOPS
385.9 GFLOPS
Graphics Processor
GPU Name
Navi 14
Polaris 20
GPU Variant
Navi 14 XTM
Polaris 20 XTX(215-0910038)
Architecture
RDNA 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
6.4 billion
5.7 billion
Die Size
158 mm²
232 mm²
Board Design
TDP
85W
185W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.5
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.