Ultra 7 165U vs i5-7400

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Aggregate performance score

Core i5-7400
2017
4 cores / 4 threads, 65 Watt
3.45
Core Ultra 7 165U
2023
12 cores / 14 threads, 15 Watt
11.18
+224%

Core Ultra 7 165U outperforms Core i5-7400 by a whopping 224% based on our aggregate benchmark results.

Primary details

Comparing Core i5-7400 and Core Ultra 7 165U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1557700
Place by popularity48not in top-100
Cost-effectiveness evaluation0.87no data
Market segmentDesktop processorLaptop
SeriesIntel Core i5Intel Meteor Lake-U
Power efficiency5.0270.49
Architecture codenameKaby Lake (2016−2019)Meteor Lake-P (2023)
Release date3 January 2017 (7 years ago)14 December 2023 (1 year ago)
Launch price (MSRP)$182$448

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-7400 and Core Ultra 7 165U 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 cores4 (Quad-Core)12 (Dodeca-Core)
Threads414
Base clock speed3 GHz1.7 GHz
Boost clock speed3.5 GHz4.9 GHz
Bus typeDMI 3.0no data
Bus rate8 GT/sno data
Multiplier30no data
L1 cache64K (per core)112 KB (per core)
L2 cache256K (per core)2 MB (per core)
L3 cache6 MB (shared)12 MB (shared)
Chip lithography14 nmIntel 4 nm
Maximum core temperature100 °C110 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Core i5-7400 and Core Ultra 7 165U 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 configuration1 (Uniprocessor)1
SocketFCLGA1151FCBGA2049
Power consumption (TDP)65 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-7400 and Core Ultra 7 165U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology-+
TSX-+
Idle States+no data
Thermal Monitoring++
Flex Memory Accessno data+
SIPP-+
Turbo Boost Max 3.0no data-
Deep Learning Boost-+
Supported AI Software Frameworks-OpenVINO™, WindowsML, ONNX RT

Security technologies

Core i5-7400 and Core Ultra 7 165U technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Key++
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-7400 and Core Ultra 7 165U are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-7400 and Core Ultra 7 165U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size64 GB96 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 630Intel® Graphics
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1 GHz2 GHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-7400 and Core Ultra 7 165U integrated GPUs.

Number of displays supported34

Graphics image quality

Maximum display resolutions supported by Core i5-7400 and Core Ultra 7 165U integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP4096x2304@60Hz3840x2400 @ 120Hz
Max resolution over DisplayPort4096x2304@60Hz7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i5-7400 and Core Ultra 7 165U integrated GPUs, sometimes API versions are included.

DirectX1212.2
OpenGL4.54.6

Peripherals

Specifications and connection of peripherals supported by Core i5-7400 and Core Ultra 7 165U.

PCIe version3.04.0
PCI Express lanes1612
PCI supportno data4.0

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.

i5-7400 3.45
Ultra 7 165U 11.18
+224%

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.

i5-7400 5475
Ultra 7 165U 17753
+224%

Gaming performance

Pros & cons summary


Performance score 3.45 11.18
Recency 3 January 2017 14 December 2023
Physical cores 4 12
Threads 4 14
Power consumption (TDP) 65 Watt 15 Watt

Ultra 7 165U has a 224.1% higher aggregate performance score, an age advantage of 6 years, 200% more physical cores and 250% more threads, and 333.3% lower power consumption.

The Core Ultra 7 165U is our recommended choice as it beats the Core i5-7400 in performance tests.

Note that Core i5-7400 is a desktop processor while Core Ultra 7 165U is a notebook one.


Should you still have questions on choice between Core i5-7400 and Core Ultra 7 165U, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i5-7400
Core i5-7400
Intel Core Ultra 7 165U
Core Ultra 7 165U

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.5 2691 vote

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Questions & comments

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