Intel Core Ultra 7 255HX

The Intel Core Ultra 7 255HX is a 20-cores CPU (8 P-cores + 12 E-threads) laptop x86-64 processor built on a 3 nm process, featuring a 2.4 GHz base frequency with up to 5.2 GHz max turbo, 30M L3 Cache (shared) and integrated graphics Intel Arc Graphics (4-Cores). It supports DDR5-6400 memory and PCIe 5.0.
Intel Core Ultra 7 255HX

GeekBench 6 Single-Core

Score
Core Ultra 7 255HX
2886

GeekBench 6 Multi-Core

Score
Core Ultra 7 255HX
17509

Cinebench 2024 Single-Core

Score
Core Ultra 7 255HX
131

Cinebench 2024 Multi-Core

Score
Core Ultra 7 255HX
1583

Cinebench R23 Single-Core

Score
Core Ultra 7 255HX
2021

Cinebench R23 Multi-Core

Score
Core Ultra 7 255HX
25474

iGPU

Score 1.9 TFLOPS

Essentials

Codename Arrow Lake
Platform Laptop
Lithography 3 nm
Launch Date 2025 Quarter 1

CPU cores and architecture

Performance Cores 8
Performance Threads 8
Performance Base frequency 2.4 GHz
Performance Boost frequency 5.2 GHz
Efficient Cores 12
Efficient Threads 12
Efficient Base frequency 1.8 GHz
Efficient Boost frequency 4.5 GHz
L2 Cache 2M
L3 Cache 30M
Overclocking Yes

Memory Specifications

Memory Types DDR5-6400
Max Memory Size 192 GB
Memory Channels 2
ECC Support Yes

GPU Specifications

GPU Name Intel Arc Graphics (4-Cores)
Base Frequency 300 MHz
Max Frequency 1850 MHz

Package

Socket BGA-2114
Max. Operating Temperature 105

PCI Express

PCI Express Version 5.0
PCI Express Lanes 24