i5-13400F vs i9-9940X

VS

Aggregate performance score

Core i9-9940X
2018
14 cores / 28 threads, 165 Watt
17.62
+11.3%
Core i5-13400F
2023
10 cores / 16 threads, 65 Watt
15.83

Core i9-9940X outperforms Core i5-13400F by a moderate 11% based on our aggregate benchmark results.

Primary details

Comparing Core i9-9940X and Core i5-13400F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking356432
Place by popularitynot in top-10046
Cost-effectiveness evaluation5.2958.38
Market segmentDesktop processorDesktop processor
SeriesIntel Core i9no data
Power efficiency10.1123.05
Architecture codenameSkylake (server) (2017−2018)Raptor Lake-S (2023−2024)
Release date8 October 2018 (6 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$1,387$196

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-13400F has 1004% better value for money than i9-9940X.

Detailed specifications

Core i9-9940X and Core i5-13400F 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 cores14 (Tetradeca-Core)10 (Deca-Core)
Threads2816
Base clock speed3.3 GHz2.5 GHz
Boost clock speed4.5 GHz4.6 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier33no data
L1 cache896 KB80K (per core)
L2 cache14 MB1.25 MB (per core)
L3 cache19.25 MB (shared)20 MB (shared)
Chip lithography14 nmIntel 7 nm
Die size484 mm2257 mm2
Maximum core temperature88 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i9-9940X and Core i5-13400F 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
SocketFCLGA2066FCLGA1700
Power consumption (TDP)165 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9940X and Core i5-13400F. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0+-
Deep Learning Boost-+

Security technologies

Core i9-9940X and Core i5-13400F technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9940X and Core i5-13400F are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9940X and Core i5-13400F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR5, DDR4
Maximum memory size128 GB192 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/s76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Core i9-9940X and Core i5-13400F.

PCIe version3.05.0 and 4.0
PCI Express lanes4416

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.

i9-9940X 17.62
+11.3%
i5-13400F 15.83

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.

i9-9940X 27995
+11.4%
i5-13400F 25138

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.

i9-9940X 1459
i5-13400F 2302
+57.8%

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.

i9-9940X 10316
i5-13400F 10998
+6.6%

Gaming performance

Pros & cons summary


Performance score 17.62 15.83
Recency 8 October 2018 4 January 2023
Physical cores 14 10
Threads 28 16
Power consumption (TDP) 165 Watt 65 Watt

i9-9940X has a 11.3% higher aggregate performance score, and 40% more physical cores and 75% more threads.

i5-13400F, on the other hand, has an age advantage of 4 years, and 153.8% lower power consumption.

The Core i9-9940X is our recommended choice as it beats the Core i5-13400F in performance tests.


Should you still have questions on choice between Core i9-9940X and Core i5-13400F, ask them in Comments section, and we shall answer.

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Intel Core i9-9940X
Core i9-9940X
Intel Core i5-13400F
Core i5-13400F

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Community ratings

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Questions & comments

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