Intel Core i3-7300 Intel Core i5-8400
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Intel Core i3-7300 vs Intel Core i5-8400

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Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 2 - 96 %
Intel Core i3-7300
Rank 1 - 100 %
Intel Core i5-8400
Multi-core performance
Rank 2 - 51 %
Intel Core i3-7300
Rank 1 - 100 %
Intel Core i5-8400
Geekbench 6 Single-Core

Geekbench 6 Single-Core
Single-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
1,242
Intel Core i5-8400
6C / 6T · 4.00 GHz
1,322
Geekbench 6 Multi-Core

Geekbench 6 Multi-Core
Multi-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
2,493
Intel Core i5-8400
6C / 6T · 3.80 GHz
4,814
Cinebench R20 Single-Core

Cinebench R20 Single-Core
Single-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
419 cb
Intel Core i5-8400
6C / 6T · 4.00 GHz
411 cb
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
1,030
Intel Core i5-8400
6C / 6T · 4.00 GHz
1,053
Cinebench R20 Multi-Core

Cinebench R20 Multi-Core
Multi-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
1,084 cb
Intel Core i5-8400
6C / 6T · 3.80 GHz
2,291 cb
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
2,325
Intel Core i5-8400
6C / 6T · 3.80 GHz
4,608
iGPU - FP32 Performance (Single-precision GFLOPS)

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Core i3-7300
Intel HD Graphics 630
442
Intel Core i5-8400
Intel UHD Graphics 630
442
Cinebench R15 (Single-Core)

Cinebench R15 (Single-Core)
Single-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
172 cb
Intel Core i5-8400
6C / 6T · 4.00 GHz
163 cb
Cinebench R15 (Multi-Core)

Cinebench R15 (Multi-Core)
Multi-core performance

Intel Core i3-7300
2C / 4T · 4.00 GHz
436 cb
Intel Core i5-8400
6C / 6T · 3.80 GHz
925 cb

More benchmarks

At a glance

Wischen
Intel Core i3-7300Intel Core i5-8400
FamilyIntel Core i3 (205)Intel Core i5 (336)
CPU groupIntel Core i 7000 (17)Intel Core i 8000 (20)
ArchitectureKaby Lake SCoffee Lake S
Technology14 nm14 nm
SegmentDesktopDesktop
SocketLGA 1151LGA 1151-2
PredecessorIntel Core i3-6300Intel Core i5-7400
SuccessorIntel Core i3-8300Intel Core i5-9400

CPU Cores and Base Frequency

Wischen
Intel Core i3-7300Intel Core i5-8400
CPU Cores / Threads2 / 46 / 6
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 2x 6x
Frequency: 4.00 GHz 2.80 GHz
Turbo (1 Core): 4.00 GHz
Turbo (All Cores): 3.80 GHz
L2-Cache
L3-Cache4.00 MB9.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i3-7300Intel Core i5-8400
GPU nameIntel HD Graphics 630Intel UHD Graphics 630
GPU frequency0.35 - 1.15 GHz0.35 - 1.15 GHz
CUs / Shader24 / 19224 / 192
Raytracing
Max. displays33
Max. GPU Memory64 GB64 GB
Technology14 nm14 nm
Release dateQ2/2016Q4/2017

NPU AI performance

Wischen
Intel Core i3-7300Intel Core i5-8400
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i3-7300Intel Core i5-8400
MemoryDDR4-2400 (38.4 GB/s)
DDR3-1600 (25.6 GB/s)
DDR4-2666 (42.7 GB/s)
Max. Memory64 GB128 GB
Memory channels22
ECCNoNo
PCIe3.0 x 163.0 x 16
PCIe Bandwidth15.8 GB/s15.8 GB/s

Thermal Management

Wischen
Intel Core i3-7300Intel Core i5-8400
TDP51 W65 W
TDP (PL2)
TDP up
TDP down
T. junction max.100 °C

Technical details

Wischen
Intel Core i3-7300Intel Core i5-8400
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Windows 11, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVX2SSE4.1, SSE4.2, AVX2
Release dateQ1/2017Q4/2017
Release price260 $
DocumentsTechnical data sheetTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i3-7300 is 4.3 stars (3 ratings), while Intel Core i5-8400 has received 4.1 stars (75 ratings).

Click on the stars to rate one or both processors.

Intel Core i3-7300
Intel Core i3-7300
2C / 4T · 4.00 GHz
Intel Core i5-8400
Intel Core i5-8400
6C / 6T · 2.80 - 4.00 GHz

Most popular CPUs in both categories

Intel Core i3-7300
Intel Core i3-7300
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