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Sapphire 11308-08-20G Toxic AMD Radeon RX 6900 XT Extreme Edition PCIe 4.0 Gaming Graphics Card with 16GB GDDR6
Sapphire

Sapphire 11308-08-20G Toxic AMD Radeon RX 6900 XT Extreme Edition PCIe 4.0 Gaming Graphics Card with 16GB GDDR6

Bottom line: The Sapphire 11308-08-20G Toxic AMD Radeon RX 6900 XT Extreme Edition is a specs-and-price decision rather than a crowd-consensus one in the graphics cards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Pros & Cons

Pros

  • ✓ Boost Clock: Up to 2525 MHz
  • ✓ Backed by Sapphire's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Sapphire TOXIC AMD Radeon RX 6900 XT Extreme Edition PCIe 4.0 Gaming Graphics Card with 16GB GDDR6

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SpecPicks Verdict

SpecPicks scored Sapphire 11308-08-20G Toxic AMD Radeon RX 6900 XT Extreme Edition… using a rating × review-volume × price-fit model applied to published specs and reviews across the graphics cards category. Sapphire's graphics cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for graphics cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Boost Clock: Up to 2525 MHz
  • Game Clock: Up to 2375 MHz
  • One Click TOXIC BOOST Up to 2730 MHz
  • Memory Clock: BIOS Default: 16 Gbps Effective
  • PCI-Express 4.0

Full Specifications

BrandSapphire
Weight20g
Game ClockUp to 2375 MHz
Model NameToxic
Boost ClockUp to 2525 MHz
Memory ClockBIOS Default: 16 Gbps Effective
Model Number11308-08-20G
Built-In Mediamanual
Number of Fans4
GPU Clock Speed2525 megahertz
Mfr Part Number11308-08-20G
Number of Items1
Video ProcessorAMD
Graphics Card Ram16 GB
Graphics Ram Size16 GB
Graphics Ram TypeGDDR6
Compatible DevicesDesktop
Memory Clock Speed16 GHz
Graphics CoprocessorAMD Radeon RX 6900 XT
Graphics DescriptionAMD

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Sapphire 11308-08-20G Toxic AMD Radeon RX 6900 XT Extreme Edition PCIe 4.0 Gaming Graphics Card with 16GB GDDR6 is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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Sapphire 11308-08-20G Toxic AMD Radeon RX 6900 XT Extreme Edition PCIe 4.0 Gaming Graphics Card with 16GB GDDR6
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