Radeon X1800 CrossFire Edition

Key Metrics

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Identity
Entry Type	Reference GPU
Official Name	ATI Radeon X1800 CrossFire Edition
Architecture	Ultra-Threaded SE
Launch Date	2005-12-20
Core Specs
GPU Die	R520
Process Node	TSMC 90 nm
Transistor Count	0.31 billion
Die Size	288 mm²
TMUs	16
ROPs	16
Base Clock	600 MHz
Boost Clock	600 MHz
Pixel Fillrate	9.6 GP/s
Texture Fillrate	9.6 GT/s
Memory
Memory Size	512 MB
Memory Type	GDDR3
Memory Bus Width	256-bit
Memory Clock	700 MHz
Memory Bandwidth	44.8 GB/s
Board and Display
TDP / TBP	113 W
Recommended PSU	300 W
Interface	PCIe 1.0 x16
Display Outputs	2x DVI, 1x S-Video
Slot Width	Dual-slot
Software
Shader Model	3.0
DirectX Support	DirectX 9.3
OpenGL Support	OpenGL 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.

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