[ INTEL ]
Processors
Intel Core Ultra X9 378H
Overall Score
75/100
[ EXPERT VERDICT · SUMMARY ]
Intel Core Ultra X9 378H is an engineering-tested processors achieving an overall rating of 75/100. It is positioned for balanced everyday compute and power efficiency.
Benchmark Performance Scores
Normalized 0–100 Scale
Efficiency
Rating: Very Good
84/100
Performance
Rating: Very Good
83/100
Detailed Technical Specifications
CPU
| Specification | Value |
|---|---|
| Base Frequency (E) | 1.6 GHz |
| Base Frequency (P) | 2.0 GHz |
| Bus Frequency | 100 MHz |
| E-Cores | 12 |
| E-Threads | 12 |
| L1 Cache | 192K (per core) |
| L2 Cache | 3MB (per core) |
| L3 Cache | 18MB (shared) |
| Multiplier | 20x |
| P-Cores | 4 |
| P-Threads | 4 |
| Total Cores | 16 |
| Total Threads | 16 |
| Turbo Boost Frequency (E) | 3.8 GHz |
| Turbo Boost Frequency (P) | 5 GHz |
| Unlocked Multiplier | No |
Cinebench
| Specification | Value |
|---|---|
| Cinebench 2026 (Multi) | 5201 |
| Cinebench 2026 (Single) | 535 |
General
| Specification | Value |
|---|---|
| Codename | Panther Lake |
| Instruction Set | x86-64 |
| Integrated GPU | Arc B390 |
| Model number | 388H |
| Released | May 13, 2026 |
| Type | Laptop |
| Vendor | Intel |
Memory Support
| Specification | Value |
|---|---|
| ECC Support | No |
| Max. Memory Bandwidth | 153.6 GB/s |
| Max. Memory Size | 96 GB |
| Memory Channels | 2 |
| Memory Types | - LPDDR5X-9600 |
Misc
| Specification | Value |
|---|---|
| Official Site | Intel Core Ultra X9 378H official page |
| PCI Express Lanes | 12 |
| PCI Express Version | 5.0 |
Package
| Specification | Value |
|---|---|
| Fabrication Process | 2 nm |
| Max. Boost TDP (PL2) | 80 W |
| Peak Temperature | 100°C |
| Socket | FCBGA2540 |
| TDP (PL1) | 15-25 W (configurable) |
PassMark
| Specification | Value |
|---|---|
| Data compression | 386.6 MBytes/sec |
| Data encryption | 29.8 GBytes/sec |
| Extended instructions | 31.3B Matrices/sec |
| Find prime numbers | 357M Primes/sec |
| Floating point math | 114.5 GOps/sec |
| Integer math | 92.6 GOps/sec |
| Physics | 3404 Frames/sec |
| Random string sorting | 44.6M Strings/sec |
Performance Per Watt
| Specification | Value |
|---|---|
| Cinebench 2024 / Watt | 52.8 PPW |
| Geekbench 6 Multi / Watt | 659.8 PPW |
| Passmark CPU Mark / Watt | 1531.9 PPW |
iGPU
| Specification | Value |
|---|---|
| Execution Units | 12 |
| GPU Base Clock | 300 MHz |
| GPU Boost Clock | 2500 MHz |
| Integrated Graphics | Intel Arc B390 |
| ROPs | 24 |
| Shading Units | 1536 |
| TGP | 30 W |
| TMUs | 48 |
Strengths & Limitations
Key Advantages
- Comprehensive positive benchmark metrics recorded.
Key Considerations
- No major hardware limitations flagged during benchmark run.
Direct Competitors & Alternatives
INTEL
Intel Core Ultra 7 270K Plus
98/100
Compare →
AMD
AMD Ryzen 9 9950X3D2
97/100
Compare →
APPLE
Apple M5 Max (40-core GPU)
97/100
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APPLE
Apple M5 Pro (18-Core)
97/100
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Methodology, Provenance & Verification
Score version 2026.1 · Data verified 2026-08-26 · Source: official manufacturer datasheets and standardized reproducible benchmark suites (Geekbench 6, Cinebench R24, 3DMark).