i9-13900KS vs i5-8250U

VS

Aggregate performance score

Core i5-8250U
2017
4 cores / 8 threads, 15 Watt
4.02
Core i9-13900KS
2023
24 cores / 32 threads, 150 Watt
40.24
+901%

Core i9-13900KS outperforms Core i5-8250U by a whopping 901% based on our aggregate benchmark results.

Primary details

Comparing Core i5-8250U and Core i9-13900KS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking143972
Place by popularity61not in top-100
Cost-effectiveness evaluationno data54.93
Market segmentLaptopDesktop processor
SeriesIntel Core i5no data
Power efficiency24.4424.46
Architecture codenameKaby Lake Refresh (2017−2019)Raptor Lake-S (2023−2024)
Release date21 August 2017 (7 years ago)12 January 2023 (1 year ago)
Launch price (MSRP)$297$699

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-8250U and Core i9-13900KS 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)24 (Tetracosa-Core)
Threads832
Base clock speed1.6 GHz3.2 GHz
Boost clock speed3.4 GHz5.8 GHz
Bus typeOPIno data
Bus rate4 GT/sno data
Multiplier16no data
L1 cache256 KB80K (per core)
L2 cache1 MB2 MB (per core)
L3 cache6 MB (shared)36 MB (shared)
Chip lithography14 nmIntel 7 nm
Die size123 mm2257 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Core i5-8250U and Core i9-13900KS 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 Watt150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8250U and Core i9-13900KS. 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
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core i5-8250U and Core i9-13900KS 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 i9-13900KS 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 i9-13900KS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400, LPDDR3-2133DDR5-5600, DDR4-3200
Maximum memory size32 GB192 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s89.6 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 620Intel UHD Graphics 770
Max video memory32 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD++
Graphics max frequency1.1 GHz1.65 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Core i5-8250U and Core i9-13900KS 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 i9-13900KS 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 i9-13900KS integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.44.5

Peripherals

Specifications and connection of peripherals supported by Core i5-8250U and Core i9-13900KS.

PCIe version3.05.0 and 4.0
PCI Express lanes1220

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 4.02
i9-13900KS 40.24
+901%

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
i9-13900KS 61589
+900%

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
i9-13900KS 3136
+307%

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
i9-13900KS 21732
+1003%

Gaming performance

Pros & cons summary


Performance score 4.02 40.24
Integrated graphics card 2.42 6.15
Recency 21 August 2017 12 January 2023
Physical cores 4 24
Threads 8 32
Power consumption (TDP) 15 Watt 150 Watt

i5-8250U has 900% lower power consumption.

i9-13900KS, on the other hand, has a 901% higher aggregate performance score, 154.1% faster integrated GPU, an age advantage of 5 years, and 500% more physical cores and 300% more threads.

The Core i9-13900KS 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 i9-13900KS is a desktop one.


Should you still have questions on choice between Core i5-8250U and Core i9-13900KS, ask them in Comments section, and we shall answer.

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Intel Core i5-8250U
Core i5-8250U
Intel Core i9-13900KS
Core i9-13900KS

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Community ratings

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Questions & comments

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