INTEL

Intel Core Ultra 7 255H

Intel processor specifications and benchmark scores

16
Cores
16
Threads
5.1
GHz Boost
28W
TDP
🖥️Integrated GPU 🛡️ECC Memory 🤖NPU

Intel Core Ultra 7 255H Specifications

⚙️

Core Ultra 7 255H Core Configuration

Processing cores and threading

The Intel Core Ultra 7 255H features 16 physical cores and 16 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
16
Threads
16
Hybrid Cores
P-Cores: 6 E-Cores: 10
SMP CPUs
1
⏱️

Ultra 7 255H Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Core Ultra 7 255H benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Core Ultra 7 255H by Intel can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2000 GHz
Boost Clock
5.1 GHz
E-Core Frequency
1500 MHz up to 4.4 GHz
Multiplier
20x
💾

Intel's Core Ultra 7 255H Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Ultra 7 255H processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Core Ultra 7 255H's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
192 KB (per core)
L2 Cache
3 MB (per core)
L3 Cache
24 MB (shared)
🏗️

Arrow Lake Architecture & Process

Manufacturing and design details

The Intel Core Ultra 7 255H is built on Intel's 3 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Ultra 7 255H incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Arrow Lake
Codename
Arrow Lake-H
Process Node
3 nm
Foundry
TSMC
Generation
Ultra 7 (Arrow Lake-H)
🔢

Arrow Lake Instruction Set Features

Supported CPU instructions and extensions

The Core Ultra 7 255H by Intel supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4.1
SSE4.2
AVX
AVX2
AVX-VNNI
FMA3
SHA
AES-NI
F16C
BMI1
BMI2
Intel 64
VT-x
VT-d
TXT
Thread Director
AI Boost
🔌

Ultra 7 255H Power & Thermal

TDP and power specifications

The Intel Core Ultra 7 255H has a TDP (Thermal Design Power) of 28W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
28W
PL1 (Base Power)
28 W
PL2 (Turbo Power)
60 W
Tj Max
110°C
🔧

Intel BGA 2049 Platform & Socket

Compatibility information

The Core Ultra 7 255H uses the Intel BGA 2049 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
Intel BGA 2049
Chipsets
WM880, HM870
PCIe
Gen 5, 20 Lanes(CPU only)
Package
FC-BGA
DDR5

Intel BGA 2049 Memory Support

RAM compatibility and speeds

Memory support specifications for the Ultra 7 255H define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Core Ultra 7 255H determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR5, LPDDR5X
Memory Bus
Dual-channel
Memory Bandwidth
102.4 GB/s
ECC Memory
Supported
🖥️

Intel's Core Ultra 7 255H Integrated Graphics

Built-in GPU specifications

The Intel Core Ultra 7 255H includes integrated graphics, eliminating the need for a dedicated GPU in basic computing scenarios. Integrated graphics are ideal for office productivity, video playback, and light gaming. While not designed for demanding GPU benchmarks, the iGPU in the Ultra 7 255H provides hardware video encoding and decoding capabilities. This makes the processor suitable for compact builds, HTPCs, and systems where power efficiency is prioritized over gaming performance.

iGPU
Arc Graphics 140T
Graphics Model
Arc Graphics 140T
🤖

Core Ultra 7 255H by Intel AI & NPU

Neural processing capabilities

The Intel Core Ultra 7 255H features a dedicated Neural Processing Unit (NPU) for accelerating AI and machine learning workloads. This specialized hardware offloads AI tasks from the CPU cores, improving efficiency in applications like real-time video enhancement, noise cancellation, and intelligent assistants. NPU performance is measured in TOPS (Tera Operations Per Second), with higher values indicating faster AI processing. The NPU enables on-device AI capabilities without relying on cloud services, enhancing privacy and reducing latency.

NPU
Yes / 13 TOPS
📦

Core Ultra 7 255H Product Information

Release and pricing details

The Intel Core Ultra 7 255H is manufactured by Intel and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Core Ultra 7 255H by Intel offers a specific balance of performance, features, and cost within Intel's product lineup.

Manufacturer
Intel
Release Date
Jan 2025
Market
Mobile
Status
Active
Part Number
SRQAN

Core Ultra 7 255H Benchmark Scores

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how Intel Core Ultra 7 255H performs in parallel rendering workloads like video production and 3D animation. Higher scores mean faster render times in professional applications.

cinebench_cinebench_r15_multicore #273 of 1788
2,606
17%
Max: 14,978

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how Intel Core Ultra 7 255H handles tasks that can't be parallelized across multiple cores. Games and many desktop applications still rely heavily on single-thread performance.

cinebench_cinebench_r15_singlecore #273 of 1245
367
17%
Max: 2,114

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on Intel Core Ultra 7 255H.

cinebench_cinebench_r20_multicore #273 of 1788
10,860
17%
Max: 62,412
Compare with other CPUs

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of Intel Core Ultra 7 255H.

cinebench_cinebench_r20_singlecore #273 of 1784
1,533
17%
Max: 8,811

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of Intel Core Ultra 7 255H after thermal limits kick in.

cinebench_cinebench_r23_multicore #273 of 1788
25,859
17%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how Intel Core Ultra 7 255H maintains boost clocks under continuous load.

cinebench_cinebench_r23_singlecore #273 of 1788
3,650
17%
Max: 20,979
Compare with other CPUs

About Intel Core Ultra 7 255H

The Intel Core Ultra 7 255H stands out as a cutting-edge processor from Intel's latest Ultra 7 generation, designed with a 3 nm process technology that maximizes efficiency and performance. Crafted with a powerful 16-core, 16-thread architecture, the Intel Core Ultra 7 255H delivers impressive computing capabilities, making it ideal for high-performance laptops and mobile workstations. With a base clock of 2.0 GHz and a turbo boost reaching up to 5.10 GHz, the Intel Core Ultra 7 255H excels in both multitasking and demanding applications, as evidenced by its Cinebench R23 multicore score of 25,859 points. This chip's shareable 24 MB L3 cache ensures smooth data handling for intensive tasks, further emphasizing its suitability for market segments requiring top-tier processing power. The Intel Core Ultra 7 255H is recommended for creators, gamers, and professionals seeking a premium mobile processor that balances power and efficiency, making it a compelling choice in the market for next-generation laptops and ultraportables.

The AMD Equivalent of Core Ultra 7 255H

Looking for a similar processor from AMD? The AMD Ryzen 7 260 offers comparable performance and features in the AMD lineup.

AMD Ryzen 7 260

AMD • 8 Cores

View Specs Compare

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