- Brand: Intel
- Architecture: x86-64
- Codename: Panther Lake
- Form Factor: Laptop use
- Announced: January, 5, 2026
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
Benchmark Tests
Performance comparison across tasks for Intel Core Ultra X9 388H
Benchmarks
CPU performance comparison across tasks
Cinebench 2024 (Single-Core)
Intel Core Ultra X9 388H
130
Cinebench 2024 (Single-Core)
Intel Core Ultra X9 388H
1324
| Integer Math | 90.6 GOps/s |
| Floating-Point Math | 112.3 GOps/s |
| Prime Number Search | 381 M primes/s |
| Random String Sort | 48.7 M strings/s |
| Data Encryption | 30 GB/s |
| Data Compression | 392.3 MB/s |
| Physics | 3460 frames/s |
| Extended Instructions | 329 M matrices/s |
| File Compression | 1490 MB/s |
| Clang Compilation | 141.1 KLines/s |
| HTML5 Browser | 477.4 pages/s |
| PDF Rendering | 539.5 MP/sec |
| Text Processing | 323.1 pages/s |
| Background Blur | 61.5 frames/s |
| Photo Processing | 177.3 frames/s |
| Ray Tracing | 28.4 MP/sec |
Blender
Real-world 3D modeling test
Intel Core Ultra X9 388H
297.18
Performance/Watt
Points per watt of PL1 TDP
| Geekbench 6 Multi / W |
701.8 PPW |
| PassMark CPU / W |
1452.7 PPW |
| Cinebench 2024 / W |
53 PPW |
| Blender / W |
11.89 PPW |
Tech Specs
Specs & test comparison
| Manufacturer |
Intel |
| Announced |
January, 5, 2026 |
| Type |
Laptop use |
| Architecture |
x86-64 |
| Codename |
Panther Lake |
| Model number |
388H |
| Integrated GPU |
Arc B390 |
| Cores |
4 |
| Threads |
4 |
| Frequency |
2.1 GHz |
| Max Frequency (Turbo) |
5.1 GHz |
| Cores | 12 |
| Threads | 12 |
| Frequency | 1.6 GHz |
| Max Frequency (Turbo) | 4 GHz |
| Cores count | 16 |
| Threads count | 16 |
| Bus frequency | 100 MHz |
| Multiplier | 21x |
| L1 cache | 192 KB/core |
| L2 cache | 2560 KB/core |
| L3 Cache | 18 MB total |
| Unlocked multiplier | No |
| Process tech. |
2 nm |
| Power (TDP) |
15-25 W |
| Max TDP (Boost) |
80 W |
| Socket |
FCBGA2540 |
| Critical temp. |
100 °C |
| Memory Type |
LPDDR5X-9600 |
| Max Size |
96 GB |
| Channels |
2 |
| ECC support |
No |
| Max memory bandwidth |
153.6 GB |
| PCIe Version |
5.0 |
| Max PCIe Lanes |
12 |
