i5-8257U vs i5-8365U

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Aggregate performance score

Core i5-8365U
2019
4 cores / 8 threads, 15 Watt
3.84
Core i5-8257U
2019
4 cores / 8 threads, 15 Watt
4.70
+22.4%

Core i5-8257U outperforms Core i5-8365U by a significant 22% based on our aggregate benchmark results.

Primary details

Comparing Core i5-8365U and Core i5-8257U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14671280
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i5Intel Core i5
Power efficiency24.2329.65
Architecture codenameWhiskey Lake-U (2018−2019)Coffee Lake-U (2018−2019)
Release date16 April 2019 (5 years ago)10 July 2019 (5 years ago)
Launch price (MSRP)$297no data

Detailed specifications

Core i5-8365U and Core i5-8257U 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)4 (Quad-Core)
Threads88
Base clock speed1.6 GHz1.4 GHz
Boost clock speed4.1 GHz3.9 GHz
Bus typeOPIno data
Bus rate4 GT/s4 GT/s
Multiplier16no data
L1 cache256 KB256 KB
L2 cache1 MB1 MB
L3 cache6 MB (shared)6 MB
Chip lithography14 nm14 nm
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Core i5-8365U and Core i5-8257U 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
SocketFCBGA1528FCBGA1528
Power consumption (TDP)15 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8365U and Core i5-8257U. 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++
Enhanced SpeedStep (EIST)++
eDRAMno data128 MB
Speed Shift++
My WiFi++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
SIPP+-
Smart Response+no data

Security technologies

Core i5-8365U and Core i5-8257U technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8365U and Core i5-8257U are enumerated here.

AMD-V++
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8365U and Core i5-8257U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size64 GB32 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s37.5 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel UHD Graphics for 8th Generation Intel ProcessorsIntel Iris Plus Graphics 645
Max video memory32 GB32 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.1 GHz1.05 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core i5-8365U and Core i5-8257U integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI++

Graphics image quality

Maximum display resolutions supported by Core i5-8365U and Core i5-8257U integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@24Hz4096x2304@30Hz
Max resolution over eDP4096x2304@60Hz4096x2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096x2304@60Hz

Graphics API support

APIs supported by Core i5-8365U and Core i5-8257U integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i5-8365U and Core i5-8257U.

PCIe version3.03.0
PCI Express lanes1616

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.

i5-8365U 3.84
i5-8257U 4.70
+22.4%

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.

i5-8365U 6100
i5-8257U 7465
+22.4%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i5-8365U 638
i5-8257U 1232
+93.1%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i5-8365U 2419
i5-8257U 4053
+67.5%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i5-8365U 579
i5-8257U 634
+9.4%

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i5-8365U 166
+5.3%
i5-8257U 158

Blender(-)

i5-8365U 825
+15.5%
i5-8257U 714

7-Zip Single

i5-8365U 4346
+6.4%
i5-8257U 4083

7-Zip

i5-8365U 17293
i5-8257U 19620
+13.5%

Gaming performance

Pros & cons summary


Performance score 3.84 4.70
Integrated graphics card 5.58 4.45
Recency 16 April 2019 10 July 2019

i5-8365U has 25.4% faster integrated GPU.

i5-8257U, on the other hand, has a 22.4% higher aggregate performance score, and an age advantage of 2 months.

The Core i5-8257U is our recommended choice as it beats the Core i5-8365U in performance tests.


Should you still have questions on choice between Core i5-8365U and Core i5-8257U, ask them in Comments section, and we shall answer.

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Intel Core i5-8365U
Core i5-8365U
Intel Core i5-8257U
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Community ratings

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Questions & comments

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