Does the Z690 use DDR4 or DDR5?

Z690 boards exist in both DDR4 and DDR5 versions — the chipset supports either, so check the specific board model before buying memory.

✓

Yes — these are compatible

Is the Core i9-13900K compatible with Z690?

Yes — compatible: Core i9-13900K + Z690. Socket LGA1700 matches. Live eBay prices for both.

✓ Socket compatible ✓ bios

Spec

Core i9-13900K

Z690

Socket

LGA1700

✓

Peak power

290W

—

Memory

—

DDR4 or DDR5 (board variant)

Compare current listings across eBay and Amazon.

Core i9-13900K

Z690

Socket LGA1700 matches. They share the same CPU socket, so the chip physically fits.