Processor (CPU)
CPU Name
Intel® Core™ Ultra 7 255HX
Threading
1 CPU / 8P + 12E Cores / 20 Threads
Frequency
2294.36 MHz (23 * 99.75 MHz) - Uncore: 1895.3 MHz
Multiplier
Current: 23 / Min: 4 / Max: 51
Architecture
Arrow Lake / Stepping: B0 / Technology: 3 nm
CPUID / Ext.
6.6.2 / 6.C6
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, AES, AVX, AVX2, FMA3, SHA
L1 Data Cache
8 x 48 KB (12-way, 64-byte line) + 12 x 32 KB (8-way, 64-byte line)
L1 Inst. Cache
8 x 64 KB (16-way, 64-byte line) + 12 x 64 KB (8-way, 64-byte line)
L2 Cache
8 x 3 MB (12-way, 64-byte line) + 3 x 4 MB (16-way, 64-byte line)
L3 Cache
30 MB (10-way, 64-byte line)
Microcode
Rev. 0x121
TDP / Vcore
55 Watts / 0.703 Volts
Temperature
64 °C / 147 °F
Type
Retail
P-Cores Freq.
P00: 2294.36 MHz  P01: 1895.34 MHz  P10: 2294.36 MHz  P11: 2294.36 MHz 
P12: 2294.36 MHz  P13: 2294.36 MHz  P18: 2294.36 MHz  P19: 2294.36 MHz 
E-Cores Freq.
E02: 1895.34 MHz  E03: 1895.34 MHz  E04: 1895.34 MHz  E05: 1895.34 MHz 
E06: 1895.34 MHz  E07: 1895.34 MHz  E08: 1895.34 MHz  E09: 1496.32 MHz 
E14: 1895.34 MHz  E15: 1895.34 MHz  E16: 1895.34 MHz  E17: 1895.34 MHz 
Motherboard
Model
HP 8DE2
Socket
Socket 1851 LGA
North Bridge
Intel Arrow Lake rev 01
South Bridge
Intel HM870 rev 10
BIOS
HP X96 Ver. 01.03.07 (05/05/2026)
Memory (RAM)
Total Size
24576 MB
Type
Dual Channel (64 bit) DDR5-SDRAM
Frequency
1596.2 MHz (DDR5-3192) - Ratio 3:48
Timings
26-26-26-52-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
Samsung 24576 MB (DDR5-5600) - P/N: M425R3GA3PB0-CWMOD
Graphic Card (GPU)
GPU #1 Type
Intel(R) Graphics (Arrow Lake) @ 1850 MHz
GPU #1 Brand
Hewlett-Packard
GPU #1 VRAM
24576 MB
GPU #2 Type
NVIDIA RTX PRO 2000 Blackwell Generation Laptop GPU @ 1785 MHz
GPU #2 Brand
Hewlett-Packard
GPU #2 VRAM
8151 MB @ 12001 MHz (Hynix)
Storage (HDD/SSD)
Model #1 Name
KXG80ZNV1T02 KIOXIA (FW: HP01AP40)
Model #1 Capacity
953.9 GiB (~1020 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Miscellaneous
Windows Version
Microsoft Windows 11 Enterprise Edition (x64)
CPU-Z Version
2.16.0 (64 bit)