i5-10400T vs Ryzen 7 7840S

VS

Aggregate performance score

Ryzen 7 7840S
2023
8 cores / 16 threads, 35 Watt
15.09
+146%
Core i5-10400T
2020
6 cores / 12 threads, 35 Watt
6.14

Ryzen 7 7840S outperforms Core i5-10400T by a whopping 146% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 7840S and Core i5-10400T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4671093
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesPhoenix (Zen 4, Ryzen 7040)no data
Power efficiency40.8016.60
Architecture codenamePhoenix-HS (Zen 4) (2023)no data
Release date5 January 2023 (1 year ago)1 April 2020 (4 years ago)

Detailed specifications

Ryzen 7 7840S and Core i5-10400T 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads1612
Base clock speed3.8 GHz2 GHz
Boost clock speed5.1 GHz3.6 GHz
Bus rateno data8 GT/s
L1 cache512 KBno data
L2 cache8 MBno data
L3 cache16 MB12 MB Intel® Smart Cache
Chip lithography4 nm14 nm
Die size178 mm2no data
Maximum core temperature100 °C100 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Ryzen 7 7840S and Core i5-10400T 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 configurationno data1
SocketFP7/FP7r2/FP8FCLGA1200
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 7840S and Core i5-10400T. You'll probably need this information if you require some particular technology.

Instruction set extensionsRyzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SMEIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA+-
AVX+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0no data-

Security technologies

Ryzen 7 7840S and Core i5-10400T technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Secure Keyno data+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 7840S and Core i5-10400T are enumerated here.

VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 7840S and Core i5-10400T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR4-2666
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data41.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 780M ( - 2700 MHz)Intel UHD Graphics 630
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.1 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Ryzen 7 7840S and Core i5-10400T integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Ryzen 7 7840S and Core i5-10400T integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096 x 2160@30Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data4096 x 2304@60Hz

Graphics API support

APIs supported by Ryzen 7 7840S and Core i5-10400T integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 7840S and Core i5-10400T.

PCIe versionno data3.0
PCI Express lanesno data16

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.

Ryzen 7 7840S 15.09
+146%
i5-10400T 6.14

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.

Ryzen 7 7840S 23966
+146%
i5-10400T 9754

Gaming performance

Pros & cons summary


Performance score 15.09 6.14
Integrated graphics card 18.30 3.10
Recency 5 January 2023 1 April 2020
Physical cores 8 6
Threads 16 12
Chip lithography 4 nm 14 nm

Ryzen 7 7840S has a 145.8% higher aggregate performance score, 490.3% faster integrated GPU, an age advantage of 2 years, 33.3% more physical cores and 33.3% more threads, and a 250% more advanced lithography process.

The Ryzen 7 7840S is our recommended choice as it beats the Core i5-10400T in performance tests.

Be aware that Ryzen 7 7840S is a notebook processor while Core i5-10400T is a desktop one.


Should you still have questions on choice between Ryzen 7 7840S and Core i5-10400T, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 7840S
Ryzen 7 7840S
Intel Core i5-10400T
Core i5-10400T

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Community ratings

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Questions & comments

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