So sánh i5 8400 vs i3 8100 năm 2024

Comparing Core i5-8400 and Core i3-8100 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rankingPlace by popularityValue for money6.786.50Market segmentDesktop processorDesktop processorSeriesIntel Core i5Intel Core i3Architecture codenameCoffee Lake-S (2017−2018)Coffee Lake (2017−2019)Release date24 September 2017 (6 years old)24 September 2017 (6 years old)Launch price (MSRP)$182$117Current price$254 (1.4x MSRP)$157 (1.3x MSRP)

Value for money

Performance per price, higher is better.

i5-8400 has 4% better value for money than i3-8100.

Technical specs

Core i5-8400 and Core i3-8100 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 cores6 (Hexa-Core)4 (Quad-Core)Threads64Base clock speed2.8 GHz3.6 GHzBoost clock speed4 GHz3.6 GHzBus support4 × 8 GT/s4 × 8 GT/sL1 cache384 KB256 KBL2 cache1.5 MB1 MBL3 cache9 MB (shared)6 MB (shared)Chip lithography14 nm14 nmDie size149 mm2126 mm2Maximum core temperature100 °C100 °CMaximum case temperature (TCase)72 °C72 °C64 bit support++Windows 11 compatibility++Unlocked multiplier--

Compatibility

Information on Core i5-8400 and Core i3-8100 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 configuration11SocketFCLGA1151FCLGA1151Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8400 and Core i3-8100. 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® AVX2AES-NI++AVX++vPro+no dataEnhanced SpeedStep (EIST)++Enhanced SpeedStep (EIST)++Turbo Boost Technology2.0-Hyper-Threading Technology--TSX--TSX+no dataIdle States++Thermal Monitoring++SIPP--

Security technologies

Core i5-8400 and Core i3-8100 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8400 and Core i3-8100 are enumerated here.

AMD-V+no dataVT-d++VT-x++EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8400 and Core i3-8100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR4-2400Maximum memory size128 GB64 GBMax memory channels22Maximum memory bandwidth41.6 GB/s37.5 GB/sECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630Intel UHD Graphics 630Max video memory64 GB64 GBQuick Sync Video++Clear Video++Clear Video HD++Graphics max frequency1.05 GHz1.1 GHzInTru 3D++

Graphics interfaces

Available interfaces and connections of Core i5-8400 and Core i3-8100 integrated GPUs.

Number of displays supported33

Graphics image quality

Maximum display resolutions supported by Core i5-8400 and Core i3-8100 integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Core i5-8400 and Core i3-8100 integrated GPUs, sometimes API versions are included.

Peripherals

Specifications and connection of peripherals supported by Core i5-8400 and Core i3-8100.

PCIe version3.03.0PCI 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.

Core i5-8400 outperforms Core i3-8100 by 50% in our combined benchmark results.

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.

Benchmark coverage: 67%

Core i5-8400 outperforms Core i3-8100 by 51% in Passmark.

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.

Benchmark coverage: 40%

Core i5-8400 outperforms Core i3-8100 by 9% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 40%

Core i5-8400 outperforms Core i3-8100 by 40% in GeekBench 5 Multi-Core.

Advantages and disadvantages

Performance score 6.05 4.02 Physical cores 6 4 Threads 6 4 Cost $182 $117 Boost clock speed 2800 3600

The Core i5-8400 is our recommended choice as it beats the Core i3-8100 in performance tests.

Should you still have questions on choice between Core i5-8400 and Core i3-8100, ask them in Comments section, and we shall answer.

Cast your own vote

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