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AMD Radeon RX 6600 vs Intel Arc A770 16GB

Our index puts the Intel Arc A770 16GB roughly 16% ahead of the AMD Radeon RX 6600. This is an estimate for ranking, not a measured benchmark, and the gap varies considerably by title and by resolution.

SpecificationAMD Radeon RX 6600Intel Arc A770 16GB
ManufacturerAMDIntel
ArchitectureRDNA 2Xe HPG (Alchemist)
Relative performance index88102 (better)
Video memory8 GB16 GB (better)
Memory typeGDDR6GDDR6
Memory bus128-bit256-bit (better)
Release year20212022 (better)
Board power132 W (better)225 W
Suggested PSU500 W (better)600 W
Hardware ray tracingYesYes
Upscaling supportFSR 3XeSS, FSR 3
DirectX12 Ultimate12 Ultimate

Green marks the stronger figure for that row only — for power draw and PSU requirement, lower is treated as better. Performance indexes are CanMyPcPlay estimates; read how they are derived.

Which should you pick?

  • Check video memory, not just speed. A faster card with less VRAM can perform worse in recent titles at high texture settings.
  • Check power and clearance. Confirm your PSU and case can take the card — the build checker does this.
  • Upscaling support differs. DLSS is NVIDIA-only; FSR and XeSS run more broadly.