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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:
457th fastest in multithreading out of 5454 CPUs
89th fastest in single threading out of 5454 CPUs
8th fastest in out of 1217 Mobile/Embedded CPUs

Last Price Change: NA

Average CPU Mark rating
Multithread Rating
30794
Single Thread Rating
4349

Samples: 661*
*Margin for error: Low

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

Integer Math78,367 MOps/Sec
Floating Point Math99,678 MOps/Sec
Find Prime Numbers307 Million Primes/Sec
Random String Sorting36,068 Thousand Strings/Sec
Data Encryption23,436 MBytes/Sec
Data Compression297,853 KBytes/Sec
Physics2,322 Frames/Sec
Extended Instructions23,622 Million Matrices/Sec
Single Thread4,349 MOps/Sec
From submitted results to PerformanceTest V10 as of 17th of November 2025.

CPU Mark Distribution for Intel Core Ultra 7 255H

Submitted Baseline Distribution Graph as of 16th of November 2025
From submitted results since PerformanceTest V10 as of 16th of November 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 18th of November 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core Ultra 7 255H
 30,794
AMD Ryzen Z1 Extreme
 24,720
AMD Ryzen 5 PRO 8540U
 18,308
Apple M1 8 Core 3200 MHz
 14,146
Intel Core i5-1235U
 12,753
Apple A15 Bionic
 9,888
Apple A14 Bionic
 8,549
Intel N97
 5,878
Apple A13 Bionic
 5,769
Intel N100
 5,357
AMD Ryzen Embedded R1505G
 3,795
CPU Value (CPU Mark / $Price )
As of 18th of November 2025 - Higher results represent better value
Processor CPU Mark / $Price
Intel N97
 45.92
Intel N100
 41.85
Intel Core i5-1235U
 41.27
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 18th of November 2025 - Higher results represent better performance
Processor Average Thread Rating
Intel Core Ultra 7 255H
 4,349
Apple M1 8 Core 3200 MHz
 3,678
Apple A15 Bionic
 3,583
AMD Ryzen 5 PRO 8540U
 3,581
AMD Ryzen Z1 Extreme
 3,564
Apple A14 Bionic
 3,384
Intel Core i5-1235U
 3,118
Apple A13 Bionic
 2,347
Intel N97
 2,043
Intel N100
 1,897
AMD Ryzen Embedded R1505G
 1,817
Last 5 Baselines for Intel Core Ultra 7 255H
Most recent listed first
Baseline CPU Mark
BL3059642 - Nov 17 2025
26998
BL3059592 - Nov 17 2025
23944
BL3059457 - Nov 17 2025
32797
BL3058744 - Nov 16 2025
32180
BL3058217 - Nov 16 2025
36581
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for Intel Core Ultra 7 255H
As of 18th of November 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core Ultra 7 255H
 30,794
Intel Core Ultra 9 285H vs Intel Core Ultra 7 255H
 34,233 (+11.2%)
AMD Ryzen Z2 Extreme vs Intel Core Ultra 7 255H
 24,177 (-21.5%)
Apple M4 10 Core vs Intel Core Ultra 7 255H
 23,825 (-22.6%)
Intel Core 7 240H vs Intel Core Ultra 7 255H
 24,579 (-20.2%)
Intel Core i5-12600HL vs Intel Core Ultra 7 255H
 23,615 (-23.3%)
Intel Core i5-13600HE vs Intel Core Ultra 7 255H
 23,483 (-23.7%)
Intel Core i7-14701E vs Intel Core Ultra 7 255H
 26,146 (-15.1%)
AMD Ryzen Z1 Extreme vs Intel Core Ultra 7 255H
 24,720 (-19.7%)
Intel Core i5-14450HX vs Intel Core Ultra 7 255H
 23,246 (-24.5%)
AMD Ryzen AI Z2 Extreme vs Intel Core Ultra 7 255H
 21,877 (-29.0%)
Intel Core Ultra 5 245HX vs Intel Core Ultra 7 255H
 39,605 (+28.6%)
Intel Core i7-13700E vs Intel Core Ultra 7 255H
 33,842 (+9.9%)