Processor (CPU)
CPU Name
12th Gen Intel® Core™ i7-1255U
Threading
1 CPU / 2P + 8E Cores / 12 Threads
Frequency
4688.53 MHz (47 * 99.76 MHz) - Uncore: 4090 MHz
Multiplier
Current: 47 / 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. 0x420
TDP / Vcore
15 Watts / 1.205 Volts
Temperature
51 °C / 124 °F
Type
Retail
P-Cores Freq.
P00: 4688.53 MHz  P01: 4688.53 MHz 
E-Cores Freq.
E02: 3491.46 MHz  E03: 3491.46 MHz  E04: 3491.46 MHz  E05: 3491.46 MHz 
E06: 3491.46 MHz  E07: 1695.85 MHz  E08: 3491.46 MHz  E09: 1296.83 MHz 
Motherboard
Model
Microsoft Corporation Surface Laptop 5
Socket
Socket 1744 FCBGA
North Bridge
Intel Alder Lake rev 04
South Bridge
Intel Alder Lake PCH rev 01
BIOS
Microsoft Corporation 7.10.143 (08/29/2022)
Memory (RAM)
Total Size
32768 MB
Type
Quad Channel (256 bit) DDR5-SDRAM
Frequency
1197.1 MHz (DDR5-2394) - Ratio 1:6
Timings
32-24-24-52-76-1 (tCAS-tRCD-tRP-tRAS-tRC-tCR)
Graphic Card (GPU)
GPU Type
Intel(R) Iris(R) Xe Graphics
GPU Brand
Microsoft Corporation
Storage (HDD/SSD)
Model #1 Name
MZ9L41T0HBLB-00BMV-SAMSUNG (FW: HXC75M0Q)
Model #1 Capacity
953.9 GiB (~1020 GB)
Model #1 Type
Fixed, SSD - Bus: NVMe (17)
Display
Screen #1
LQ150P1JX51 (SHP14B4)
Screen #1 Spec
15.1 inches (38.4 cm) / 2496 x 1664 pixels @ 20-60 Hz
Miscellaneous
Windows Version
Microsoft Windows 11 (10.0) Enterprise Edition 64-bit
CPU-Z Version
2.08.0 (64 bit)