i7-1255U vs i7-11600H

VS

Aggregate performance score

Core i7-11600H
2021
6 cores / 12 threads, 35 Watt
10.36
+21.5%
Core i7-1255U
2022
10 cores / 12 threads, 15 Watt
8.53

Core i7-11600H outperforms Core i7-1255U by a significant 21% based on our aggregate benchmark results.

Primary details

Comparing Core i7-11600H and Core i7-1255U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking754896
Place by popularitynot in top-10074
Market segmentLaptopLaptop
Seriesno dataIntel Alder Lake-M
Power efficiency27.9953.78
Architecture codenameTiger Lake H45 (2021)Alder Lake-U (2022)
Release date11 May 2021 (3 years ago)23 February 2022 (2 years ago)
Launch price (MSRP)$395no data

Detailed specifications

Core i7-11600H and Core i7-1255U basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores6 (Hexa-Core)10 (Deca-Core)
Threads1212
Base clock speed2.5 GHz1.7 GHz
Boost clock speed4.6 GHz4.7 GHz
Bus rate8 GT/sno data
L1 cache80K (per core)80K (per core)
L2 cache1.25 MB (per core)1.25 MB (per core)
L3 cache18 MB (shared)12 MB (shared)
Chip lithography10 nm SuperFin10 nm
Die size190 mm2no data
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Core i7-11600H and Core i7-1255U compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCBGA1787Intel BGA 1744
Power consumption (TDP)35 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-11600H and Core i7-1255U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512no data
AES-NI++
FMA-+
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Hyper-Threading Technology+no data
TSX++
Thermal Monitoring+-
Flex Memory Access+no data
SIPP+-
Deep Learning Boost+-

Security technologies

Core i7-11600H and Core i7-1255U technologies aimed at improving security, for example, by protecting against hacks.

TXT++
Secure Key+no data
SGX-no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-11600H and Core i7-1255U are enumerated here.

VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-11600H and Core i7-1255U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4, DDR5
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.2 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel UHD Graphics for 11th Gen Intel ProcessorsIntel Iris Xe Graphics G7 96EUs ( - 1250 MHz)
Quick Sync Video+-
Graphics max frequency1.45 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i7-11600H and Core i7-1255U integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i7-11600H and Core i7-1255U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096x2304@60Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort7680x4320@60Hzno data

Graphics API support

APIs supported by Core i7-11600H and Core i7-1255U integrated GPUs, sometimes API versions are included.

DirectX12.1no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core i7-11600H and Core i7-1255U.

PCIe version4.04.0
PCI Express lanes2020

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-11600H 10.36
+21.5%
i7-1255U 8.53

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-11600H 16452
+21.5%
i7-1255U 13544

Geekbench 5.5 Multi-Core

i7-11600H 6375
i7-1255U 7982
+25.2%

Gaming performance

Pros & cons summary


Performance score 10.36 8.53
Integrated graphics card 5.58 9.47
Recency 11 May 2021 23 February 2022
Physical cores 6 10
Power consumption (TDP) 35 Watt 15 Watt

i7-11600H has a 21.5% higher aggregate performance score.

i7-1255U, on the other hand, has 69.7% faster integrated GPU, an age advantage of 9 months, 66.7% more physical cores, and 133.3% lower power consumption.

The Core i7-11600H is our recommended choice as it beats the Core i7-1255U in performance tests.


Should you still have questions on choice between Core i7-11600H and Core i7-1255U, ask them in Comments section, and we shall answer.

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Intel Core i7-11600H
Core i7-11600H
Intel Core i7-1255U
Core i7-1255U

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Community ratings

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Questions & comments

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