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R420

series of video cards by AMD
Place graphics_card_model_series Q298909

Facts

3 properties
Instance of
graphics card model series
Follows
R300[2]
Followed by
Radeon X1000 series[3]
🏷️ Also known as
en X800 xt en X850 en ATI Radeon X800 en R420 en Radeon R400 en Radeon R420 en Radeon X700 en Radeon x740 en Radeon X800 en Radeon X800 Pro en Radeon X800 XT en Radeon x850 en Radeon X850 en X800 de ATI-Radeon-X-Serie de X800 es Radeon 400 es Radeon 420 es Radeon R420 es Radeon X700
🔖 Identifiers · 1
Freebase ID
/m/03yzxg

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🔗 Connections
Followed by 1
Radeon X1000 series
Followed by (predecessor) 1
Radeon X1000 series
Follows 1
R300
Preceded by (successor) 1
R300
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Summary

R420 is a graphics card model series[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). R420. Retrieved November 4, 2026, from https://4ort.xyz/entity/r420
MLA “R420.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/r420.
BibTeX @misc{4ortxyz_r420_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{R420}}, year = {2026}, url = {https://4ort.xyz/entity/r420}, note = {Accessed: 2026-11-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): R420 — https://4ort.xyz/entity/r420 (retrieved 2026-11-04)

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