Intel’s Panther Lake CPU Lineup Leak
Intel’s upcoming Panther Lake mobile processors, slated for launch in 2026, have been leaked, revealing a powerful 16-core chip with a top boost clock of 5.1 GHz, advanced Xe3 graphics, and improved AI features. This lineup targets high-performance laptops.
Core Ultra 300 Series Details
The Panther Lake processors, part of the Core Ultra 300 series, utilize Intel’s cutting-edge 18A manufacturing process. They succeed the Lunar Lake lineup and adopt a hybrid CPU architecture, combining different types of cores along with integrated Xe3 graphics.
Flagship Model Specifications
- Model: Core Ultra X9 388H
- Cores: 16 total: 4 high-performance Cougar Cove P-cores, 8 Skymont efficiency cores, and 4 low-power efficiency cores
- Boost Clock: Up to 5.1 GHz
- Graphics: Integrated Arc B390 Xe3 with 12 GPU cores
This combination promises enhanced onboard gaming and graphical power in laptops.
Graphics Core Variations
The number of GPU cores varies across models:
- Entry-level variants come with 2 graphics cores
- High-end models, especially the "X" variants like the Core Ultra X9 388H and Ultra X7 series, feature the robust 12-core Arc B390 Xe3 GPU
“The flagship Core Ultra X9 388H model ... includes 4 high-performance Cougar Cove P-cores, 8 Skymont efficiency cores and 4 low-power efficiency cores.”
“With a boost clock speed of a whopping 5.1 GHz, it will include the integrated Arc B390 Xe3 graphics with 12 GPU cores.”
Leaked information was shared by a well-known insider on X, revealing core counts and clock speeds.
Author's summary: Intel’s Panther Lake mobile CPUs showcase a significant leap with up to 16 hybrid cores, a 5.1 GHz boost, and powerful Xe3 graphics, targeting high-end laptops in 2026.