Intel Core Ultra X9 378H vs AMD Ryzen AI Max PRO 485
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We compared two laptop CPUs: the 2.0 GHz Intel Core Ultra X9 378H with 16-cores against the 3.6 GHz AMD Ryzen AI Max PRO 485 with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Please note that the tests on the Ryzen AI Max PRO 485 are done on an engineering sample provided by our insiders. The data will be more accurate after the final version of this CPU is available.
Key Differences
Advantages of Intel Core Ultra X9 378H
- More modern manufacturing process – 2 versus 4 nanometers
- Has 8 more physical cores
- Newer PCI Express version – 5.0
Advantages of AMD Ryzen AI Max PRO 485
- Supports up to 192 GB LPDDR5X-8533 RAM
- Supports quad-channel memory
- Has 14 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
- Around 102.4 GB/s (67%) higher theoretical memory bandwidth
- More powerful Radeon 8050S integrated graphics: 11.5 vs 7.7 TFLOPS
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
| Cinebench 2026 (Single) | 535 | - |
| Cinebench 2026 (Multi) | 5201 | - |
Cinebench Scores (#89th place)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | 92.6 GOps/sec | - |
| Floating point math | 114.5 GOps/sec | - |
| Find prime numbers | 357M Primes/sec | - |
| Random string sorting | 44.6M Strings/sec | - |
| Data encryption | 29.8 GBytes/sec | - |
| Data compression | 386.6 MBytes/sec | - |
| Physics | 3404 Frames/sec | - |
| Extended instructions | 31.3B Matrices/sec | - |
Performance Per Watt
| Cinebench 2024 / Watt | 52.8 PPW | - |
| Geekbench 6 Multi / Watt | 659.8 PPW | 307.5 PPW |
| Passmark CPU Mark / Watt | 1531.9 PPW | - |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Specifications
Full technical specification of Intel Core Ultra X9 378H and AMD Ryzen AI Max PRO 485General
| Vendor | Intel | Amd |
| Released | May 13, 2026 | September 5, 2026 |
| Type | Laptop | Laptop |
| Instruction Set | x86-64 | x86-64 |
| Codename | Panther Lake | - |
| Model number | 388H | 485 |
| Integrated GPU | Arc B390 | Radeon 8050S |
Intel CPU rating (#26th place)
CPU
| P-Cores | 4 | 8 |
| P-Threads | 4 | 16 |
| Base Frequency (P) | 2.0 GHz | 3.6 GHz |
| Turbo Boost Frequency (P) | 5 GHz | 5 GHz |
| E-Cores | 12 | - |
| E-Threads | 12 | - |
| Base Frequency (E) | 1.6 GHz | - |
| Turbo Boost Frequency (E) | 3.8 GHz | - |
| Total Cores | 16 | 8 |
| Total Threads | 16 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 20x | 36x |
| L1 Cache | 192K (per core) | 80K (per core) |
| L2 Cache | 3MB (per core) | 1MB (per core) |
| L3 Cache | 18MB (shared) | 32MB (shared) |
| Unlocked Multiplier | No | No |
Package
| Fabrication Process | 2 nm | 4 nm |
| TDP (PL1) | 15-25 W (configurable) | 45-55 W (configurable) |
| Max. Boost TDP (PL2) | 80 W | 120 W |
| Socket | FCBGA2540 | FP11 |
| Peak Temperature | 100°C | 100°C |
Laptop processors ranking (#29th place)
iGPU
| Integrated Graphics | Intel Arc B390 | Radeon 8050S |
| GPU Base Clock | 300 MHz | 1295 MHz |
| GPU Boost Clock | 2500 MHz | 2800 MHz |
| Shading Units | 1536 | 2048 |
| TMUs | 48 | 128 |
| ROPs | 24 | 64 |
| Execution Units | 12 | 32 |
| TGP | 30 W | 55 W |
iGPU FLOPS
More info: Radeon 8050S compared to Arc B390
Memory Support
| Memory Types | - LPDDR5X-9600 | - LPDDR5X-8533 |
| Max. Memory Size | 96 GB | 192 GB |
| Memory Channels | 2 | 4 |
| Max. Memory Bandwidth | 153.6 GB/s | 256 GB/s |
| ECC Support | No | No |
Misc
| Official Site | Intel Core Ultra X9 378H official page | AMD Ryzen AI Max PRO 485 official page |
| PCI Express Version | 5.0 | 4.0 |
| PCI Express Lanes | 12 | 16 |
Cast your vote
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