Processor (CPU)
CPU Name
Intel® Core™ Ultra 7 255HX
Threading
1 CPU / 8P + 12E Cores / 20 Threads
Frequency
4289.51 MHz (43 * 99.75 MHz) - Uncore: 3591.1 MHz
Multiplier
Current: 43 / 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. 0x11B
TDP / Vcore
55 Watts / 0.983 Volts
Temperature
92 °C / 198 °F
Type
Retail
P-Cores Freq.
P00: 4289.51 MHz  P01: 4289.51 MHz  P06: 4389.26 MHz  P07: 4389.26 MHz 
P08: 4189.75 MHz  P09: 4389.26 MHz  P18: 2793.17 MHz  P19: 2593.66 MHz 
E-Cores Freq.
E02: 3990.24 MHz  E03: 3990.24 MHz  E04: 3990.24 MHz  E05: 3990.24 MHz 
E10: 3990.24 MHz  E11: 3990.24 MHz  E12: 3990.24 MHz  E13: 3990.24 MHz 
E14: 3990.24 MHz  E15: 3990.24 MHz  E16: 3990.24 MHz  E17: 3990.24 MHz 
Motherboard
Model
ARL Macan_ARX
Socket
Socket 1851 LGA
North Bridge
Intel Arrow Lake rev 01
South Bridge
Intel HM870 rev 10
BIOS
INSYDE Corp. V1.26 (02/23/2026)
Memory (RAM)
Total Size
32768 MB
Type
Quad Channel (128 bit) DDR5-SDRAM
Frequency
1596.1 MHz (DDR5-3192) - Ratio 3:48
Timings
26-26-26-52-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
SK Hynix 16384 MB (DDR5-6400) - P/N: HMCG78AHBVA315N
Slot #2 Module
SK Hynix 16384 MB (DDR5-6400) - P/N: HMCG78AHBVA312N
Graphic Card (GPU)
GPU #1 Type
Intel(R) Graphics (Arrow Lake) @ 1850 MHz
GPU #1 Brand
ACER
GPU #1 VRAM
32768 MB
GPU #2 Type
NVIDIA GeForce RTX 5070 Laptop GPU (GB206) @ 2025 MHz
GPU #2 Brand
ACER
GPU #2 VRAM
8151 MB @ 11851 MHz (Hynix)
Storage (HDD/SSD)
Model #1 Name
Western Digital WD_BLACK SN850X HS 1000GB (FW: 620361WD)
Model #1 Capacity
931.5 GiB (~1000 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Model #2 Name
HFS512GEJ9X125N (FW: 51022A20)
Model #2 Capacity
476.9 GiB (~510 GB)
Model #2 Type
Fixed, SSD - Bus: NVMe (17)
Display
Screen #1
B160QAN03.Y (AUOA4B4)
Screen #1 Spec
15.9 inches (40.4 cm) / 2560 x 1600 pixels @ 50-240 Hz
Miscellaneous
Windows Version
Microsoft Windows 11 Home Single Language (x64)
CPU-Z Version
2.18.0 (64 bit)