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Intel Core Ultra X9 378H
The Intel Core Ultra X9 378H is a Panther Lake mobile processor with 16 cores and 16 threads: 4 Performance cores, 8 Efficient cores and 4 low-power Efficient cores. It turbos up to 5 GHz and has 18 MB of cache and the 12-core Xe3 Arc B390 iGPU, with the CPU tile built on Intel 18A. Intel rates it at 25 W base and 80 W maximum turbo power.
Pros
- 16 cores and 16 threads from 4 Performance, 8 Efficient and 4 low-power Efficient cores
- Performance-core turbo up to 5 GHz with 18 MB of Intel Smart Cache
- Arc B390 integrated graphics with 12 Xe cores at up to 2.5 GHz
- NPU rated at 50 TOPS (INT8) for on-device AI tasks
- Supports up to 96 GB of LPDDR5X-9600 memory
Cons
- Intel lists only LPDDR5X memory support, with a 96 GB maximum
- 80 W maximum turbo power calls for good cooling to hold boost clocks
- Intel lists Active Management Technology (AMT) as not supported
Good
Computed from specs & benchmarks via our public methodology.
Full specifications
Everything we track for the Intel Core Ultra X9 378H
General
- Announced
- 2026
- Process
- 2 nm
- Base TDP
- 25 W
- Max TDP
- 80 W
Cores & Clocks
- Cores
- 16
- Performance cores
- 4
- Efficiency cores
- 12
- Threads
- 16
- Base clock
- 2 GHz
- Boost clock
- 5 GHz
- L3 cache
- 18 MB
Integrated GPU
- iGPU
- Intel Arc B390
- iGPU clock
- 2,500 MHz
Memory
- Memory support
- LPDDR5X-9600
- Max memory
- 96 GB
Benchmarks
- PassMark
- 33,002Top 22%
- PassMark (single thread)
- 3,799Top 40%
- 3DMark Time Spy Graphics (iGPU)
- 6,627Top 4%
Devices with the Intel Core Ultra X9 378H
1 device in our catalog uses this chip
Quick answers
Is the Intel Core Ultra X9 378H good in 2026?
The Intel Core Ultra X9 378H earns an Inno Score of 65.1/100 (“Good”) based on its specs and benchmark results. The Intel Core Ultra X9 378H is a Panther Lake mobile processor with 16 cores and 16 threads: 4 Performance cores, 8 Efficient cores and 4 low-power Efficient cores. It turbos up to 5 GHz and has 18 MB of cache and the 12-core Xe3 Arc B390 iGPU, with the CPU tile built on Intel 18A. Intel rates it at 25 W base and 80 W maximum turbo power.
Does the Intel Core Ultra X9 378H count as "Core i7 or equivalent"?
Its PassMark CPU Mark average is 33,002 (cpubenchmark.net, retrieved Sep 26–Oct 8, 2026), which puts it in Tier A of our CPU tier checker: current Core i7 H / Core Ultra 7 / Ryzen 7 class and above. Requirement pages word this differently, so check the exact wording with your department.
Which devices use the Intel Core Ultra X9 378H?
One device in our catalog uses the Intel Core Ultra X9 378H: Lecoo Pro 16 Core Edition.
What are the key specs of the Intel Core Ultra X9 378H?
Cores: 16 · Threads: 16 · Boost clock: 5 GHz · Base TDP: 25 W
What are the closest alternatives to the Intel Core Ultra X9 378H?
Its closest rivals on InnoReviews are AMD Ryzen 9 7945HX3D, AMD Ryzen AI 9 HX PRO 375, Apple M4 (10-core) — open the comparison pages for a spec-by-spec breakdown.
