Radeon RX 580X Mobile

GCN 4.0 Radeon RX 500 Series Mobile Laptop GDDR5 2018

Key Metrics

Architecture: GCN 4.0
Launch Date: 2018-04-11
Stream Processors: 2,304
Memory: 8 GB GDDR5
Memory Bandwidth: 256 GB/s
TDP/TBP: 100 W
Interface: MXM-B (3.0)

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GPU Specs

What do these fields mean?

Identity
Entry Type	Laptop GPU
Official Name	AMD Radeon RX 580X Mobile
Architecture	GCN 4.0
Launch Date	2018-04-11
Core Specs
GPU Die	Polaris 20
Chip Variant / Package	BGA-1401
Process Node	GlobalFoundries 14 nm
Transistor Count	5.7 billion
Die Size	232 mm²
Stream Processors	2304
TMUs	144
ROPs	32
Base Clock	1,266 MHz
Boost Clock	1,266 MHz
Pixel Fillrate	40.51 GP/s
Texture Fillrate	182.3 GT/s
FP32 Throughput	5.83 TFLOPS
FP16 Throughput	5.83 TFLOPS
FP64 Throughput	0.36 TFLOPS
Memory
Memory Size	8 GB
Memory Type	GDDR5
Memory Bus Width	256-bit
Memory Clock	2,000 MHz
Memory Bandwidth	256 GB/s
L2 Cache	2 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	100 W
Interface	MXM-B (3.0)
Slot Width	MXM Module
Software
Shader Model	6.7
DirectX Support	DirectX 12.0
Vulkan Support	Vulkan 1.3
OpenGL Support	OpenGL 4.6
OpenCL Support	OpenCL 2.1

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Sources

Sources reviewed: 2026-06-23

This entry is still being source-checked.

Data confidence and source status

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Verified: core specifications and historical notes have been reviewed against listed sources.
Partial: core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.
Imported: spec-only imported entry pending editorial source review.
Needs source review: narrative notes are incomplete until reviewed.

Independent reference sources

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