Intel Core Ultra Series 3: Full Specs Breakdown for Ultra 9, 7, and 5

Intel has officially detailed its Core Ultra Series 3 processors, codenamed Panther Lake. These next-generation laptop chips are built on Intel’s new 18A process and are designed around three pillars: AI performance, efficiency, and integrated graphics gains.

This lineup powers the next wave of AI laptops, gaming notebooks, and premium ultrabooks.

Core Ultra 9 / X9 Lineup (388H / 386H)

The Ultra 9 series sits at the top of Intel’s mobile stack.

• CPU configuration
  • 16 cores / 16 threads
  • Next-gen P-cores + E-cores + LP-E cores
• Clock speeds
  • Boost up to 5.1GHz (388H) / 4.9GHz (386H)
• Cache
  • 18MB Intel Smart Cache
• AI performance
  • Gen-5 NPU
  • Up to 50 TOPS
• Graphics
  • Intel Arc B390 (Xe3)
  • Up to 12 Xe-cores
• Connectivity
  • PCIe Gen4 + Gen5 (up to 20 lanes, SKU-dependent)
  • Thunderbolt 4 and Thunderbolt 5

• Memory
  • Up to 96GB LPDDR5X-8533 / 9600
• Power
  • 25W base
  • 65–80W turbo
• Enterprise
  • vPro and SIPP support (select models)

Core Ultra 7 / X7 Lineup (368H / 366H / 358H / 356H / 365 / 355)

This tier balances power and efficiency for premium laptops.

CPU configuration

• Up to 16 or 8 cores / threads

Clock speeds

• Boost up to 5.0GHz / 4.8GHz / 4.7GHz

Cache

• 18MB or 12MB

AI performance

• 49–50 TOPS NPU

Graphics

• Arc B390 or Xe3
• Up to 12 Xe-cores

Connectivity

• PCIe Gen4 + Gen5 options
• Thunderbolt 4 / 5
• Wi-Fi 7 R2
• Bluetooth 6.0

Memory

• Up to 128GB LPDDR5X or DDR5-6400

Power

• 25W base
• 55–80W turbo

Enterprise

• vPro support varies by SKU

Core Ultra 5 Lineup (338H / 336H / 335 / 325 / 332 / 322)

Focused on thin-and-light laptops and mainstream AI PCs.

CPU configuration

• 12 or 8 cores / threads

Clock speeds

• Boost up to 4.7–4.4GHz

Cache

• 18MB or 12MB

AI performance

• 46–47 TOPS NPU

Graphics

• Arc B370 / Xe3
• Up to 10 Xe-cores

Connectivity

• PCIe Gen4 + Gen5 (SKU-dependent)
• Thunderbolt 4
• Wi-Fi 7

Memory

• Up to 128GB LPDDR5X or DDR5

• Power
  • 25W base
  • 55–80W turbo

Features Shared Across All Core Ultra Series 3 Chips

Every Panther Lake processor includes:

• New CPU architecture with P-cores, E-cores, and LP-E cores
• Xe3 integrated graphics with major gains over last gen
• Gen-5 NPU for on-device AI (image, video, voice)
• XeSS 3, Frame Generation, XeLL, and XMX AI
• IPU 7.5 supporting up to 3 × 16MP cameras
• Wi-Fi 7 R2 and Bluetooth 6.0
• Advanced security: VT-x/d, TXT, secured-core PC
• Intel Evo certification on select laptops
• Lead-free and halogen-free design
• New Endurance Gaming optimisations for better battery life

Why Core Ultra Series 3 Matters

With up to 50 TOPS of AI performance, these chips allow laptops to:

• Run AI tasks locally
• Reduce cloud dependency
• Improve privacy and latency
• Deliver smarter gaming, media, and productivity experiences

Final Thoughts

Intel Core Ultra Series 3 marks a major shift toward AI-first laptops. With big gains in CPU efficiency, Xe3 graphics, and local AI processing, Panther Lake is positioned to define premium Windows laptops through 2026 and beyond.