i3-11100B vs i5-7400

VS

Aggregate performance score

Core i5-7400
2017
4 cores / 4 threads, 65 Watt
3.45
Core i3-11100B
2021
4 cores / 8 threads, 65 Watt
7.15
+107%

Core i3-11100B outperforms Core i5-7400 by a whopping 107% based on our aggregate benchmark results.

Primary details

Comparing Core i5-7400 and Core i3-11100B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1558999
Place by popularity48not in top-100
Cost-effectiveness evaluation0.86no data
Market segmentDesktop processorLaptop
SeriesIntel Core i5no data
Power efficiency5.0210.41
Architecture codenameKaby Lake (2016−2019)no data
Release date3 January 2017 (7 years ago)1 April 2021 (3 years ago)
Launch price (MSRP)$182no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-7400 and Core i3-11100B 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)4 (Quad-Core)
Threads48
Base clock speed3 GHz3.6 GHz
Boost clock speed3.5 GHz4.4 GHz
Bus typeDMI 3.0no data
Bus rate8 GT/s8 GT/s
Multiplier30no data
L1 cache64K (per core)no data
L2 cache256K (per core)no data
L3 cache6 MB (shared)12 MB
Chip lithography14 nm10 nm SuperFin
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i5-7400 and Core i3-11100B 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
SocketFCLGA1151no data
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-7400 and Core i3-11100B. 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
AES-NI++
AVX+-
vProno data-
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
SIPP-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core i5-7400 and Core i3-11100B technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-7400 and Core i3-11100B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-7400 and Core i3-11100B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4Up to 3200 MT/s
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s45.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630Intel UHD Graphics for 11th Gen Intel Processors
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1 GHz1.4 GHz
Execution Unitsno data16
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-7400 and Core i3-11100B integrated GPUs.

Number of displays supported34
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core i5-7400 and Core i3-11100B integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@24Hz4096 x 2304@30Hz
Max resolution over eDP4096x2304@60Hz4096 x 2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096 x 2304@60Hz

Graphics API support

APIs supported by Core i5-7400 and Core i3-11100B integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i5-7400 and Core i3-11100B.

PCIe version3.03.0
PCI 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.

i5-7400 3.45
i3-11100B 7.15
+107%

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.

i5-7400 5474
i3-11100B 11357
+107%

Gaming performance

Pros & cons summary


Performance score 3.45 7.15
Integrated graphics card 3.11 5.58
Recency 3 January 2017 1 April 2021
Threads 4 8
Chip lithography 14 nm 10 nm

i3-11100B has a 107.2% higher aggregate performance score, 79.4% faster integrated GPU, an age advantage of 4 years, 100% more threads, and a 40% more advanced lithography process.

The Core i3-11100B is our recommended choice as it beats the Core i5-7400 in performance tests.

Note that Core i5-7400 is a desktop processor while Core i3-11100B is a notebook one.


Should you still have questions on choice between Core i5-7400 and Core i3-11100B, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Core i5-7400
Core i5-7400
Intel Core i3-11100B
Core i3-11100B

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Community ratings

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Questions & comments

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