i5-11400F vs i3-9350KF

VS

Aggregate performance score

Core i3-9350KF
2019
4 cores / 4 threads, 91 Watt
4.75
Core i5-11400F
2021
6 cores / 12 threads, 65 Watt
10.71
+125%

Core i5-11400F outperforms Core i3-9350KF by a whopping 125% based on our aggregate benchmark results.

Primary details

Comparing Core i3-9350KF and Core i5-11400F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1265732
Place by popularitynot in top-10030
Cost-effectiveness evaluation7.4739.30
Market segmentDesktop processorDesktop processor
SeriesIntel Core i3no data
Power efficiency4.9415.59
Architecture codenameCoffee Lake (2017−2019)Rocket Lake (2021)
Release date8 January 2019 (5 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$173$157

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-11400F has 426% better value for money than i3-9350KF.

Detailed specifications

Core i3-9350KF and Core i5-11400F 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)6 (Hexa-Core)
Threads412
Base clock speed4 GHz2.6 GHz
Boost clock speed4.6 GHz4.4 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s8 GT/s
Multiplier40no data
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache6 MB (shared)12 MB (shared)
Chip lithography14 nm14 nm
Die size126 mm2276 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Core i3-9350KF and Core i5-11400F 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
SocketFCLGA1151FCLGA1200
Power consumption (TDP)91 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-9350KF and Core i5-11400F. 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, Intel® AVX-512
AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology-+
TSX-+
Idle States++
Thermal Monitoring++
Turbo Boost Max 3.0no data-
Deep Learning Boost-+

Security technologies

Core i3-9350KF and Core i5-11400F technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-9350KF and Core i5-11400F are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-9350KF and Core i5-11400F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400DDR4
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s50 GB/s
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Core i3-9350KF and Core i5-11400F.

PCIe version3.04.0
PCI Express lanes1620

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.

i3-9350KF 4.75
i5-11400F 10.71
+125%

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.

i3-9350KF 7549
i5-11400F 17005
+125%

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.

i3-9350KF 1504
i5-11400F 1980
+31.6%

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.

i3-9350KF 3920
i5-11400F 7601
+93.9%

Gaming performance

Pros & cons summary


Performance score 4.75 10.71
Recency 8 January 2019 16 March 2021
Physical cores 4 6
Threads 4 12
Power consumption (TDP) 91 Watt 65 Watt

i5-11400F has a 125.5% higher aggregate performance score, an age advantage of 2 years, 50% more physical cores and 200% more threads, and 40% lower power consumption.

The Core i5-11400F is our recommended choice as it beats the Core i3-9350KF in performance tests.


Should you still have questions on choice between Core i3-9350KF and Core i5-11400F, ask them in Comments section, and we shall answer.

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Intel Core i3-9350KF
Core i3-9350KF
Intel Core i5-11400F
Core i5-11400F

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Community ratings

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Questions & comments

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