[ GLOSSARY DEFINITION ] Chips Cortex-X4 Arm's 2023 prime core. Also known as: X4 core Full Definition & Technical Explanation Cortex-X4 — Arm's 2023 prime core.This chips term is part of the CompareTech technical dictionary and helps you read specifications, comparisons, and benchmark data across its device database.See also: Cortex-X2 Cortex-X3. Related Technical Terms Cortex-X2 Arm's second-generation prime core. Chips Cortex-X3 Arm's 2022 prime core. Chips ← All Glossary Terms How We Score → ← Previous Term Next Term →