i5-13400T vs i9-9820X

Aggregate performance score

Core i9-9820X
2018
10 cores / 20 threads, 165 Watt
12.72
Core i5-13400T
2023
10 cores / 16 threads, 35 Watt
12.90
+1.4%

Core i5-13400T outperforms Core i9-9820X by a minimal 1% based on our aggregate benchmark results.

Primary details

Comparing Core i9-9820X and Core i5-13400T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking597585
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.8237.73
Market segmentDesktop processorDesktop processor
SeriesIntel Core i9no data
Power efficiency7.3034.88
Architecture codenameSkylake (server) (2017−2019)Raptor Lake-S (2023−2024)
Release date19 October 2018 (6 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$898$221

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-13400T has 683% better value for money than i9-9820X.

Detailed specifications

Core i9-9820X and Core i5-13400T 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 cores10 (Deca-Core)10 (Deca-Core)
Threads2016
Base clock speed3.3 GHz1.3 GHz
Boost clock speed4.2 GHz4.4 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier33no data
L1 cache64 KB (per core)80K (per core)
L2 cache1 MB (per core)1.25 MB (per core)
L3 cache16.5 MB (shared)20 MB (shared)
Chip lithography14 nmIntel 7 nm
Die sizeno data257 mm2
Maximum core temperature92 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i9-9820X and Core i5-13400T 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 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9820X and Core i5-13400T. 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 i9-9820X and Core i5-13400T 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 i9-9820X and Core i5-13400T are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9820X and Core i5-13400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR5-4800, DDR4-3200
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/AIntel UHD Graphics 730
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.55 GHz
Execution Unitsno data24

Graphics interfaces

Available interfaces and connections of Core i9-9820X and Core i5-13400T integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i9-9820X and Core i5-13400T integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i9-9820X and Core i5-13400T integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i9-9820X and Core i5-13400T.

PCIe version3.05.0 and 4.0
PCI Express lanes4420

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.

i9-9820X 12.72
i5-13400T 12.90
+1.4%

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.

i9-9820X 20210
i5-13400T 20489
+1.4%

Gaming performance

Pros & cons summary


Performance score 12.72 12.90
Recency 19 October 2018 4 January 2023
Threads 20 16
Power consumption (TDP) 165 Watt 35 Watt

i9-9820X has 25% more threads.

i5-13400T, on the other hand, has a 1.4% higher aggregate performance score, an age advantage of 4 years, and 371.4% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Core i9-9820X and Core i5-13400T.


Should you still have questions on choice between Core i9-9820X and Core i5-13400T, 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 i9-9820X
Core i9-9820X
Intel Core i5-13400T
Core i5-13400T

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Community ratings

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Questions & comments

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