Avx2 Fix: Uncharted 4

Short guide: Uncharted 4 / Legacy of Thieves AVX2 fix (for older CPUs)

Supported: Intel 4th gen (Haswell) and newer, AMD Ryzen and some late FX. Not supported: Intel Core 2 Duo, 1st–3rd gen Core (i7-9xx, i7-2xxx, i7-3xxx), AMD Phenom, Bulldozer (unless Excavator variant). uncharted 4 avx2 fix

Note: i7-3770 without fix cannot run at all. The “native” column is for Ryzen 5 reference, not the same CPU. Short guide: Uncharted 4 / Legacy of Thieves

Workarounds if CPU lacks AVX2

Performance Impact: Newer CPUs continue to use AVX2 for better performance, while older CPUs can now at least run the game, albeit with potentially lower frame rates. Troubleshooting Persistent Issues Make sure the game is fully patched via

The culprit was a single, missing line of modern architecture: AVX2 (Advanced Vector Extensions 2).

If you cannot update to the latest official version, community members have previously used these manual methods:

• Make sure the game is fully patched via its platform (Steam/other launcher).

• Install latest Windows updates and CPU chipset/microcode updates from your motherboard vendor.
• Update GPU drivers.