Intel Panther Lake vs AMD Strix Halo — All Variants Compared

Architecture Overview

Intel Panther Lake — H-Series (High Power)

4 P-Cores + 8 E-Cores + 4 LP-E Cores · 18MB Smart Cache · TDP 25W base / 65-80W turbo · LPDDR5X & DDR5 support · PCIe 5.0 (12 lanes)

Intel Panther Lake — Core Ultra (Standard Power)

2-4 P-Cores + 4 LP-E Cores · No E-Cores · 12MB Smart Cache · TDP 25W base / 55W turbo

Intel Wildcat Lake — Core Series 3 (Budget)

Value lineup for budget & commercial laptops · Socket FCBGA1516 · Single-channel LPDDR5X-7467 or DDR5-6400 up to 64GB · PCIe 4.0 (6 lanes) · No IPU · TDP 15W base / 35W turbo

Intel Arc G3 (Handheld Gaming)

Designed for gaming handhelds. Launched May 28, 2026. TDP 25W base / 80W turbo (configurable 8-35W / 8-30W). 12MB Smart Cache.

AMD Strix Halo — Ryzen AI Max & Max+ Series

Zen 5 cores with SMT · RDNA 3.5 GPU · XDNA 2 NPU 50 TOPS · TDP 45-120W (configurable) · LPDDR5X-8000

Quick Takeaways

Note: Mobile CPU Generations Explained through Panther Lake vs Strix Halo

What a new CPU generation actually means

A new laptop CPU generation is defined by more than a faster clock speed. Each generation typically brings a new process node, a new core architecture, a newer integrated GPU, and a more capable neural processing unit (NPU). The two families compared on this page come from rival designs: Intel's Panther Lake, branded as Core Ultra Series 3 and built on the Intel 18A process with a TSMC N3E GPU tile, and AMD's Strix Halo, branded as Ryzen AI Max and Max+ and built on TSMC N4P.

• Process nodes are measured in nanometers, and smaller is generally better, meaning more transistors in the same space with lower power draw.
• Intel 18A marks Intel's return to leading-edge manufacturing with new transistor and power-delivery designs, a big architectural shift for the company.
• Each generation sizes its line-up differently: Panther Lake spans 24 SKUs, from budget Wildcat Lake parts to 80W H-series flagships, while Strix Halo is a single 6-SKU family.

Cores, threads, and hybrid designs

Modern mobile CPUs mix different core types. Intel's Panther Lake H-series uses a hybrid layout of P-cores for heavy single-thread work, E-cores for background tasks, and low-power LP-E cores for light loads, in a 4+8+4 pattern on its top models. Intel does not use simultaneous multithreading on these chips, so thread count equals physical core count.

• AMD takes the opposite path: Strix Halo pairs Zen 5 cores with SMT, so the top SKU offers 16 cores and 32 threads.
• More threads help multi-threaded workloads like video rendering, code compilation, and AI training.
• Hybrid core designs help battery life by letting light tasks run on LP-E cores while reserving P-cores for bursts of performance.

Integrated graphics (iGPU)

An iGPU lives inside the processor, so games and creative apps can run without a separate graphics card. Intel's Panther Lake uses Xe3-LPG graphics built on the Battlemage architecture, with Arc B390 (12 Xe cores) and Arc B370 (10 Xe cores) on the higher SKUs. AMD's Strix Halo uses RDNA 3.5, with the Radeon 8060S at 40 compute units on its strongest SKUs.

• An iGPU shares system memory, so fast LPDDR5X RAM directly boosts gaming and graphics performance.
• AMD's 40-CU Radeon 8060S is one of the largest integrated GPUs ever put in a mobile processor, capable of smooth 1080p gaming without a discrete GPU.
• Intel's Arc B390 tops out at 2.5 GHz in the H-series, while the Radeon 8060S reaches 2.9 GHz.

NPUs and the AI PC era

NPUs are dedicated silicon for AI workloads such as background blur, on-device assistants, and local large language models. Both families land at 50 TOPS (trillion operations per second, INT8). Intel calls its engine NPU 5, while AMD uses XDNA 2.

• TOPS is a rough measure of how fast a chip can run integer AI math, and 40+ TOPS has become the informal bar for AI PC marketing.
• Offloading AI to the NPU keeps the main CPU and GPU free for other tasks and often uses less power.
• Because NPU performance is similar here, the practical AI experience depends more on software, drivers, and the rest of the platform.

Memory, I/O, and power envelopes

The platform around the cores matters as much as the cores themselves. Intel supports LPDDR5X-9600 and DDR5-7200 memory with two channels and up to 128GB, plus PCIe 5.0 with 12 lanes on H-series. AMD uses LPDDR5X-8000 with a 256-bit bus on its Max+ SKUs (the 380 drops to 128-bit), also up to 128GB, but stays on PCIe 4.0.

• A wider memory bus like AMD's 256-bit design gives the iGPU more bandwidth to work with.
• Intel's higher memory speed ratings aim for lower latency in CPU-bound tasks.
• Power matters too: Panther Lake scales from a 15W base on Wildcat Lake to an 80W turbo on H-series, while Strix Halo runs at 45W to 120W.

Fun Facts

• Panther Lake was announced at CES 2026, roughly a year after Strix Halo first launched in Q1 2025.
• Intel's gaming-handheld chips, the Arc G3 and G3 Extreme, are part of the Panther Lake family, with Arc B390 or B370 graphics.
• The top AMD SKU, the Ryzen AI Max+ 395, packs 64MB of L3 cache across two CCDs.
• Only the fastest Panther Lake models reach a 5.1 GHz boost, matching the top Strix Halo boost clock exactly.
• Intel offers vPro manageability on selected H-series and Core Ultra parts for business laptops; AMD ships PRO variants of most Strix Halo chips.
• Despite having four times as many SKUs (24 vs 6), Panther Lake offers no SMT at all, which is unusual for a flagship PC lineup.
• AMD's top chip combines 16 cores, a 40-CU GPU, and 128GB of unified memory, making it one of the few mobile platforms able to run very large local AI models.