PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Overview

The Core Ultra 7 255H is manufactured by Intel. It was released in 1 January 2025 (less than a year ago). It is based on the Arrow Lake-H (2025) architecture. It features 16 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB. Built on 5 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): 26 MB + 24 MB. Memory support: DDR5-6400. Passmark benchmark score: 30,932 points. Launch price was $514.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar

Based on actual market prices and performance synthetic scores.

FPS Benchmarks

Predicted performance for Core Ultra 7 255H across popular games. Tested paired with RTX 4090 to isolate CPU performance.

Technical Analysis

Detailed breakdown of Core Ultra 7 255H specifications and capabilities.

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Processing Power

The Core Ultra 7 255H is a 16-core / 16-thread processor based on the Arrow Lake-H (2025) architecture, manufactured on a 5 nm process node. It reaches a maximum boost clock of 5.1 GHz from a base frequency of 4.4 GHz— higher boost clocks directly translate to better single-threaded performance and responsiveness in gaming. It carries 24 MB of L3 cache. In the PassMark benchmark (a comprehensive multi-threaded test), it scores 30,932, placing it in the High-End performance tier as a Current Gen generation product. Geekbench 6 single-core (the most relevant metric for gaming FPS) records 2,800, while multi-core reaches 15,700.

Specification	Core Ultra 7 255H
Cores / ThreadsPhysical/logical processing units	16C / 16T
Max Boost ClockPeak single-core speed under boost	5.1 GHz
Base ClockGuaranteed minimum operating frequency	4.4 GHz
ArchitectureCPU microarchitecture design	Arrow Lake-H (2025)
Process NodeFabrication technology — smaller = more efficient	5 nm
L3 CacheShared cache — reduces memory latency for all cores	24 MB
Max TemperatureMaximum safe operating temperature (Tjmax)	110 °C
64-bit Support	Yes
PassMark ScoreOverall multi-threaded benchmark score	30,932
Geekbench 6 SingleSingle-core performance — most relevant for gaming	2,800
Geekbench 6 MultiMulti-core parallel workload performance	15,700

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Memory & Platform

The Core Ultra 7 255H fits into the FCBGA2049 socket and supports PCIe 5.0 with 28 total PCIe lanes for expansion cards and storage. It supports DDR5-6400 memory at speeds up to DDR5-6400 (faster RAM improves bandwidth-sensitive workloads), with a maximum capacity of 128 GB across 2 channels (dual-channel doubles bandwidth). Integrated graphics: Intel Arc Graphics 140T — allows display output without a dedicated GPU, useful for troubleshooting and light tasks.

Specification	Core Ultra 7 255H
TypeDesktop or Laptop processor	Laptop
SocketMotherboard socket required	FCBGA2049
PCIe GenerationPeripheral interconnect speed — affects GPU and SSD bandwidth	PCIe 5.0
PCIe LanesTotal available lanes for GPUs, NVMe drives, and expansion	28
RAM TypeSupported memory standard	DDR5-6400
Max RAM SpeedMaximum officially supported memory frequency	DDR5-6400
Max RAM CapacityMaximum installable memory	128 GB
RAM ChannelsDual-channel doubles bandwidth vs single-channel	2
ECC SupportError-Correcting Code memory — prevents data corruption	No
Integrated GPUBuilt-in graphics processor	Intel Arc Graphics 140T
Compatible ChipsetsMotherboard chipsets that support this CPU	HM870,WM880

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Advanced Features

The Core Ultra 7 255H is primarily designed for High-End Laptop. Virtualization: VT-x, VT-d — enables running virtual machines efficiently (important for development and server workloads).

Specification	Core Ultra 7 255H
Primary Use CaseIntended workload category	High-End Laptop
OverclockingWhether CPU clock can be manually increased	🔒 Locked
AVX-512Advanced vector instructions for AI/ML workloads	❌ Not Supported
VirtualizationHardware-assisted virtualization technology	VT-x, VT-d

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Power & Cooling

The Core Ultra 7 255H has a rated TDP (Thermal Design Power) of 26 MB + 24 MB — this indicates the amount of heat generated under sustained load and determines what cooling solution is needed. No stock cooler is included — you will need to purchase an aftermarket cooler separately. Recommended cooling: Laptop Cooling.

Specification	Core Ultra 7 255H
TDPThermal Design Power — heat output under sustained workload	26 MB + 24 MB
Max TemperatureMaximum safe junction temperature (Tjmax)	110 °C
Included CoolerStock cooler bundled in the box	None
Recommended CoolerSuggested aftermarket cooling solution	Laptop Cooling

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Value Analysis

Performance ranking position: #413 out of all indexed processors.

Specification	Core Ultra 7 255H
Launch PriceOriginal retail price at launch	$514
Performance RankPosition in overall performance ranking	#413
Release DateLaunch date	1 January 2025 (less than a year ago)
Release Year	2025
DesignerArchitecture designer (e.g. Intel, AMD)	Intel

Specifications Reference

Raw spec sheet for quick lookup. The analysis cards above explain what these fields mean in practice.

4 categories

General Information

6 specs

Type	Laptop
Designer	Intel
Launch Price	$514
Release Date	1 January 2025 (less than a year ago)
Architecture Codename	Arrow Lake-H (2025)
Performance Ranking Position	413

Technical Specifications

11 specs

Cores	16
Threads	16
L3 Cache	24 MB
Max Frequency	5.1 GHz
64-Bit Support	+
Base Frequency	4.4 GHz
Efficiency Cores	8
Performance Cores	6
Process Technology	5 nm
Low Efficiency Cores	2
Max Core Temperature	110 °C