Processor (CPU)
CPU Name
12th Gen Intel® Core™ i7-1255U
Threading
1 CPU / 2P + 8E Cores / 12 Threads
Frequency
399.02 MHz (4 * 99.76 MHz) - Uncore: 3591.2 MHz
Multiplier
Current: 4 / Min: 4 / Max: 47
Architecture
Alder Lake / Stepping: R0 / Technology: 10 nm
CPUID / Ext.
6.A.4 / 6.9A
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, AES, AVX, AVX2, FMA3, SHA
L1 Data Cache
2 x 48 KB (12-way, 64-byte line) + 8 x 32 KB (8-way, 64-byte line)
L1 Inst. Cache
2 x 32 KB (8-way, 64-byte line) + 8 x 64 KB (8-way, 64-byte line)
L2 Cache
2 x 1.25 MB (10-way, 64-byte line) + 2 x 2 MB (16-way, 64-byte line)
L3 Cache
12 MB (12-way, 64-byte line)
Microcode
Rev. 0x437
TDP / Vcore
15 Watts / 1.112 Volts
Temperature
99 °C / 210 °F
Type
Retail
P-Cores Freq.
P00: 399.02 MHz  P01: 1296.83 MHz 
E-Cores Freq.
E02: 2693.41 MHz  E03: 3291.95 MHz  E04: 2693.41 MHz  E05: 2992.68 MHz 
E06: 1995.12 MHz  E07: 2793.17 MHz  E08: 798.05 MHz  E09: 1995.12 MHz 
Motherboard
Model
HP 8A9E
Socket
Socket 1744 FCBGA
North Bridge
Intel Alder Lake rev 04
South Bridge
Intel Alder Lake PCH rev 01
BIOS
HP U85 Ver. 01.15.00 (04/14/2025)
Memory (RAM)
Total Size
8192 MB
Type
Single Channel (64 bit) DDR4-SDRAM
Frequency
1330.1 MHz (DDR4-2660) - Ratio 1:20
Timings
19-19-19-43-62-2 (tCAS-tRCD-tRP-tRAS-tRC-tCR)
Slot #1 Module
SK Hynix 8192 MB (DDR4-3200) - P/N: HMAG68EXNSA051N
Graphic Card (GPU)
GPU Type
Intel(R) UHD Graphics @ 1250 MHz
GPU Brand
Hewlett-Packard
GPU VRAM
8192 MB
Storage (HDD/SSD)
Model #1 Name
SSD-PXU-1120 (FW: SN15023)
Model #1 Capacity
238.5 GiB (~260 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Miscellaneous
Windows Version
Microsoft Windows 11 Professional (x64)
CPU-Z Version
2.16.0 (64 bit)