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Intel Core Ultra 7 255H

Benchmarks for the Intel Core Ultra 7 255H can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

  • The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
  • The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
  • The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

Intel Core Ultra 7 255H

Description: Intel Arc 140T GPU, Intel AI Boost

Class: Mobile/Embedded

Socket: FCBGA2049

Total Cores: 16 Cores, 16 Threads

Performance Cores: 6 Cores, 6 Threads, 2.0 GHz Base, 5.1 GHz Turbo

Efficient Cores: 10 Cores, 10 Threads, 1.5 GHz Base, 4.4 GHz Turbo

Typical TDP: 28 W

TDP Down: 20 W

TDP Up: 115 W

Cache per CPU Package:
L1 Instruction Cache: 6 x 64 KB
L1 Data Cache: 6 x 48 KB
L2 Cache: 6 x 3072 KB
L3 Cache: 24 MB

Cache per Eff. CPU Package:
Eff. L1 Instruction Cache: 10 x 64 KB
Eff. L1 Data Cache: 10 x 32 KB
Eff. L2 Cache: 1 x 2048 KB

Memory Support: Max. Memory Size: 128 GB (Up to LPDDR5/x 8400 MT/s Up to DDR5 6400 MT/s)

Other names: Intel(R) Core(TM) Ultra 7 255H, Intel Core Ultra 7 255H

CPU First Seen on Charts: Q1 2025

CPUmark/$Price: NA

Overall Rank:
462nd fastest in multithreading out of 5482 CPUs
88th fastest in single threading out of 5482 CPUs
8th fastest in out of 1225 Mobile/Embedded CPUs

Last Price Change: NA

Average CPU Mark rating
Multithread Rating
30872
Single Thread Rating
4346

Samples: 777*
*Margin for error: Low

CPU Test Suite Average Results for Intel Core Ultra 7 255H

Integer Math78,340 MOps/Sec
Floating Point Math99,896 MOps/Sec
Find Prime Numbers307 Million Primes/Sec
Random String Sorting36,187 Thousand Strings/Sec
Data Encryption23,500 MBytes/Sec
Data Compression299,165 KBytes/Sec
Physics2,315 Frames/Sec
Extended Instructions23,790 Million Matrices/Sec
Single Thread4,346 MOps/Sec
From submitted results to PerformanceTest V10 as of 10th of December 2025.

CPU Mark Distribution for Intel Core Ultra 7 255H

Submitted Baseline Distribution Graph as of 7th of December 2025
From submitted results since PerformanceTest V10 as of 7th of December 2025.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

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CPU Mark Relative to Top 10 Common Mobile/Embedded CPUs
As of 10th of December 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core Ultra 7 255H
 30,872
AMD Ryzen Z1 Extreme
 24,669
AMD Ryzen 5 PRO 8540U
 18,315
Apple M1 8 Core 3200 MHz
 14,144
Intel Core i5-1235U
 12,727
Apple A15 Bionic
 9,890
Apple A14 Bionic
 8,547
Intel N97
 5,866
Apple A13 Bionic
 5,770
Intel N100
 5,355
AMD Ryzen Embedded R1505G
 3,799
CPU Value (CPU Mark / $Price )
As of 10th of December 2025 - Higher results represent better value
Processor CPU Mark / $Price
Intel N97
 45.82
Intel N100
 41.84
Intel Core i5-1235U
 41.19
Intel Core Ultra 7 255H
 NA
AMD Ryzen Z1 Extreme
 NA
AMD Ryzen 5 PRO 8540U
 NA
AMD Ryzen Embedded R1505G
 NA
Apple M1 8 Core 3200 MHz
 NA
Apple A15 Bionic
 NA
Apple A14 Bionic
 NA
Apple A13 Bionic
 NA
Single Thread Rating
As of 10th of December 2025 - Higher results represent better performance
Processor Average Thread Rating
Intel Core Ultra 7 255H
 4,346
Apple M1 8 Core 3200 MHz
 3,678
AMD Ryzen 5 PRO 8540U
 3,583
Apple A15 Bionic
 3,583
AMD Ryzen Z1 Extreme
 3,555
Apple A14 Bionic
 3,383
Intel Core i5-1235U
 3,109
Apple A13 Bionic
 2,348
Intel N97
 2,039
Intel N100
 1,895
AMD Ryzen Embedded R1505G
 1,819
Last 5 Baselines for Intel Core Ultra 7 255H
Most recent listed first
Baseline CPU Mark
BL3120945 - Dec 09 2025
27635
BL3120491 - Dec 09 2025
30495
BL3119806 - Dec 09 2025
34371
BL3119514 - Dec 09 2025
13118
BL3119412 - Dec 09 2025
14032
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for Intel Core Ultra 7 255H
As of 10th of December 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core Ultra 7 255H
 30,872
Intel Core Ultra 9 285H vs Intel Core Ultra 7 255H
 34,382 (+11.4%)
AMD Ryzen Z2 Extreme vs Intel Core Ultra 7 255H
 24,177 (-21.7%)
Apple M4 10 Core vs Intel Core Ultra 7 255H
 23,776 (-23.0%)
Intel Core 7 240H vs Intel Core Ultra 7 255H
 24,876 (-19.4%)
Intel Core i5-12600HL vs Intel Core Ultra 7 255H
 23,615 (-23.5%)
Intel Core i5-13600HE vs Intel Core Ultra 7 255H
 23,483 (-23.9%)
Intel Core i7-14701E vs Intel Core Ultra 7 255H
 26,146 (-15.3%)
AMD Ryzen Z1 Extreme vs Intel Core Ultra 7 255H
 24,669 (-20.1%)
Intel Core i5-14450HX vs Intel Core Ultra 7 255H
 23,586 (-23.6%)
AMD Ryzen AI Z2 Extreme vs Intel Core Ultra 7 255H
 21,977 (-28.8%)
Intel Core Ultra 5 245HX vs Intel Core Ultra 7 255H
 39,605 (+28.3%)
Intel Core i7-13700E vs Intel Core Ultra 7 255H
 33,824 (+9.6%)