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Intel Debuts Panther Lake on 18A for Next-Gen AI PCs, With Broad Availability in January 2026

Early production at Arizona’s Fab 52 positions first units to ship before year‑end with broad availability in January, leaving performance claims to be verified.

Overview

  • Marketed as Core Ultra Series 3, Panther Lake is Intel’s first large‑scale client platform with an 18A compute tile, using a Foveros multi‑chiplet design with some tiles built by TSMC.
  • Intel outlined three mobile configurations: an 8‑core part and two 16‑core parts, pairing Cougar Cove P‑cores with Darkmont E‑cores and LP E‑cores, and offering Xe3 GPUs with 4 or 12 cores.
  • The NPU 5 targets up to 50 TOPS, and Intel cites platform‑level AI acceleration up to roughly 180 TOPS, alongside Wi‑Fi 7 R2 and Thunderbolt 4 support.
  • Company figures claim up to ~10% better single‑thread performance, ~50% higher multi‑thread and GPU performance, and lower power versus Lunar Lake and Arrow Lake, pending independent tests.
  • Intel says Fab 52 is fully operational and ramping 18A this year, with initial Panther Lake shipments before the end of 2025 and a broader rollout in January 2026; an 18A server line (Xeon 6+ ‘Clearwater Forest’) is slated for the first half of 2026.