i9-9820X vs Ultra 7 155H

VS

Aggregate performance score

Core Ultra 7 155H
2023
16 cores / 22 threads, 28 Watt
15.66
+23%
Core i9-9820X
2018
10 cores / 20 threads, 165 Watt
12.73

Core Ultra 7 155H outperforms Core i9-9820X by a significant 23% based on our aggregate benchmark results.

Primary details

Comparing Core Ultra 7 155H and Core i9-9820X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking435603
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data5.00
Market segmentLaptopDesktop processor
SeriesIntel Meteor Lake-HIntel Core i9
Power efficiency53.307.35
Architecture codenameMeteor Lake-H (2023)Skylake (server) (2017−2018)
Release date14 December 2023 (1 year ago)19 October 2018 (6 years ago)
Launch price (MSRP)$503$898

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core Ultra 7 155H and Core i9-9820X 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 cores16 (Hexadeca-Core)10 (Deca-Core)
Threads2220
Base clock speed3.8 GHz3.3 GHz
Boost clock speed4.8 GHz4.2 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
Multiplierno data33
L1 cache112 KB (per core)64 KB (per core)
L2 cache2 MB (per core)1 MB (per core)
L3 cache24 MB (shared)16.5 MB (shared)
Chip lithography7 nm14 nm
Maximum core temperature110 °C92 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibilityno data+
Unlocked multiplier-+

Compatibility

Information on Core Ultra 7 155H and Core i9-9820X 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 (Uniprocessor)
SocketIntel BGA 2049FCLGA2066
Power consumption (TDP)28 Watt165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Core i9-9820X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX++
Turbo Boost Max 3.0no data+

Security technologies

Core Ultra 7 155H and Core i9-9820X technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Core i9-9820X are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Core i9-9820X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR4-2666
Maximum memory sizeno data128 GB
Max memory channelsno data4
Maximum memory bandwidthno data85.33 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel Arc 8-Cores iGPU ( - 2250 MHz)N/A

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Core i9-9820X.

PCIe version5.03.0
PCI Express lanes844

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.

Ultra 7 155H 15.66
+23%
i9-9820X 12.73

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.

Ultra 7 155H 25078
+23%
i9-9820X 20385

Gaming performance

Pros & cons summary


Performance score 15.66 12.73
Recency 14 December 2023 19 October 2018
Physical cores 16 10
Threads 22 20
Chip lithography 7 nm 14 nm
Power consumption (TDP) 28 Watt 165 Watt

Ultra 7 155H has a 23% higher aggregate performance score, an age advantage of 5 years, 60% more physical cores and 10% more threads, a 100% more advanced lithography process, and 489.3% lower power consumption.

The Core Ultra 7 155H is our recommended choice as it beats the Core i9-9820X in performance tests.

Be aware that Core Ultra 7 155H is a notebook processor while Core i9-9820X is a desktop one.


Should you still have questions on choice between Core Ultra 7 155H and Core i9-9820X, ask them in Comments section, and we shall answer.

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Intel Core Ultra 7 155H
Core Ultra 7 155H
Intel Core i9-9820X
Core i9-9820X

Other comparisons

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Community ratings

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3.8 597 votes

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3.2 45 votes

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Questions & comments

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