IntelSeries 3Panther Lake
Intel Core Ultra X9 378H
- Cores
- 16
- Threads
- 16
- Turbo
- 5.0GHz
- L3 cache
- 18MB
- TDP
- 25W
- iGPU
- Intel Arc B390
Performance in 2026
Coming soon
Processor specifications
General
- Manufacturer
- Intel
- Series
- Series 3
- Codename
- Panther Lake
- CPU name
- Core Ultra X9 378H
- CPU architecture
- Cougar Cove, Darkmont
- Foundry
- Intel
- Process node
- Intel 18A (1.8 nm)
- Socket
- BGA2540
- Instruction set
- x86-64
- Release date
- April 5, 2026
Cores and clocks
16 cores, 16 threads
4× P-cores
- Turbo clock
- 5.0 GHz
- Base clock
- 2.0 GHz
8× E-cores
- Turbo clock
- 3.8 GHz
- Base clock
- 1.6 GHz
4× LPE-cores
- Turbo clock
- 3.6 GHz
- Base clock
- 1.6 GHz
L3 cache
18 MB
- L2 cache
- 24 MB
- L1 cache
- 2176 KB
TDP
25 W
- Maximum Turbo Power
- 80 W
- Minimum Assured Power
- 15 W
- Max temperature
- 100 °C
Connectivity
- Memory support
- LPDDR5x-9600
- Memory channels
- 2
- PCIe version
- 5.0, 4.0
- PCIe lanes
- 4, 8
Graphics
Intel Arc B390
- iGPU architecture
- Xe3
- Execution units
- 12
- Clock
- 2500 MHz
- DirectX
- 12
AI
- Total TOPS
- 172
- NPU TOPS
- 50
- iGPU TOPS
- 122
Technologies and extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, VMX, SMEP, SMAP, EIST, TM1, TM2, Turbo, SST, AES-NI, RDRAND, RDSEED, SHA