i5-14400 vs i5-8250U

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Aggregate performance score

Core i5-8250U
2017
4 cores / 8 threads, 15 Watt
3.88
Core i5-14400
2024
10 cores / 16 threads, 65 Watt
16.06
+314%

Core i5-14400 outperforms Core i5-8250U by a whopping 314% based on our aggregate benchmark results.

Primary details

Comparing Core i5-8250U and Core i5-14400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1458422
Place by popularity38not in top-100
Cost-effectiveness evaluationno data52.75
Market segmentLaptopDesktop processor
SeriesIntel Core i5no data
Power efficiency24.4823.38
Architecture codenameKaby Lake Refresh (2017−2019)Raptor Lake-R (2023−2024)
Release date21 August 2017 (7 years ago)8 January 2024 (less than a year ago)
Launch price (MSRP)$297$221

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-8250U and Core i5-14400 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)10 (Deca-Core)
Threads816
Base clock speed1.6 GHz2.5 GHz
Boost clock speed3.4 GHz4.7 GHz
Bus typeOPIno data
Bus rate4 GT/sno data
Multiplier16no data
L1 cache64K (per core)80 KB (per core)
L2 cache256K (per core)1.25 MB (per core)
L3 cache6 MB (shared)20 MB (shared)
Chip lithography14 nmIntel 7 nm
Die size123 mm2215 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Core i5-8250U and Core i5-14400 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
SocketFCBGA1356,FC-BGA1356FCLGA1700
Power consumption (TDP)15 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8250U and Core i5-14400. 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)++
Speed Shift++
My WiFi+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
Smart Response+no data
Deep Learning Boost-+

Security technologies

Core i5-8250U and Core i5-14400 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8250U and Core i5-14400 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8250U and Core i5-14400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400, LPDDR3-2133DDR5-4800, DDR4-3200
Maximum memory size32 GB192 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 620Intel UHD Graphics 730
Max video memory32 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD++
Graphics max frequency1.1 GHz1.55 GHz
Execution Unitsno data24

Graphics interfaces

Available interfaces and connections of Core i5-8250U and Core i5-14400 integrated GPUs.

Number of displays supported34
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i5-8250U and Core i5-14400 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2160 @ 60Hz
Max resolution over eDP4096x2304@60Hz5120 x 3200 @ 120Hz
Max resolution over DisplayPort4096x2304@60Hz7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i5-8250U and Core i5-14400 integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.44.5

Peripherals

Specifications and connection of peripherals supported by Core i5-8250U and Core i5-14400.

PCIe version3.05.0 and 4.0
PCI Express lanes1216

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.

i5-8250U 3.88
i5-14400 16.06
+314%

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.

i5-8250U 6158
i5-14400 25505
+314%

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.

i5-8250U 771
i5-14400 2389
+210%

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.

i5-8250U 1971
i5-14400 11096
+463%

Gaming performance

Pros & cons summary


Performance score 3.88 16.06
Integrated graphics card 2.43 4.16
Recency 21 August 2017 8 January 2024
Physical cores 4 10
Threads 8 16
Power consumption (TDP) 15 Watt 65 Watt

i5-8250U has 333.3% lower power consumption.

i5-14400, on the other hand, has a 313.9% higher aggregate performance score, 71.2% faster integrated GPU, an age advantage of 6 years, and 150% more physical cores and 100% more threads.

The Core i5-14400 is our recommended choice as it beats the Core i5-8250U in performance tests.

Be aware that Core i5-8250U is a notebook processor while Core i5-14400 is a desktop one.


Should you still have questions on choice between Core i5-8250U and Core i5-14400, ask them in Comments section, and we shall answer.

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


Intel Core i5-8250U
Core i5-8250U
Intel Core i5-14400
Core i5-14400

Similar processor comparisons

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Community ratings

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


4.2 2970 votes

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Questions & comments

Here you can ask a question about Core i5-8250U or Core i5-14400, agree or disagree with our judgements, or report an error or mismatch.