NVIDIA12.9
Radeon RX 6600 XT
AMD · Index 12.5 at 1440p (RTX 5090 = 100)
Specifications
- Memory8 GB GDDR6
- Stream processors2,048
- Boost clock2.59 GHz
- Memory bus128-bit
- Memory bandwidth256 GB/s
- Board power160 W
- Power connectors1× 8-pin
Specifications: AMD (manufacturer, accessed 2026-10-23).
About this card
Radeon RX 6600 XT is a AMD graphics card. It carries 8 GB of GDDR6 memory and draws up to 160 W. On our spec-derived performance index it scores 12.6 at 1080p, 12.5 at 1440p and 12.3 at 4K — rank 52 of 56 graphics cards in the catalog at 1440p.
Measured game data
We hold independently measured benchmark data for this card in 7 of the nine games in our measured set:
- Alan Wake 2
- Baldur's Gate 3
- Cyberpunk 2077
- Kingdom Come: Deliverance II
- Marvel's Spider-Man 2
- S.T.A.L.K.E.R. 2
- Starfield
The measured results live on the game and pairing pages — this page sticks to specifications.
Pairings
See the Radeon RX 6600 XT pairing guide for balanced processor matches at each resolution, or run a specific combination in the calculator. Check the combined power draw with the PSU checker before you buy a power supply.