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Intel Core i5 10400

Intel Core i5 10400

Codename: Comet Lake Released: May 1, 2020
Total Cores
6
Physical Cores
Total Threads
12
Concurrent Threads
Boost Clock
4300 MHz
Max Turbo Frequency

Technical Highlights

Vendor : Intel
Socket : LGA-1200
Manufacturing Process : 14 nm
TDP (PL1) : 65 W

About this CPU

Comet Lake desktop CPU with 6 cores and 12 threads, up to 4300 MHz, and Intel UHD Graphics 630.

Last updated: September 11, 2026

Available on

Overall Score Of Intel Core i5 10400

This summarizes how Intel Core i5 10400 scores across single-core performance, multi-core performance, CPU architecture, memory architecture, and energy efficiency.

66
Overall
Single-Core Performance
62
Multi-Core Performance
55
CPU Architecture
52
Memory Architecture
53
Energy Efficiency
68

General Information of Intel Core i5 10400

CPU Name

Intel Core i5 10400

Vendor

Intel

Release Date

May 1, 2020

Generation

10th Gen Intel Core

Type

Desktop

Instruction Set

x86-64

Codename

Comet Lake

Foundry

Intel

Package and Thermals of Intel Core i5 10400

Manufacturing Process

14 nm

14% of the current best Manufacturing Process score

Max Temp (TJMax)

Top tier

100 C

91% of the current best Max Temp (TJMax) score

TDP (PL1)

65 W

Max. Boost TDP (PL2)

134 W

Socket

LGA-1200

CPU Cores of Intel Core i5 10400

Performance Cores

P-Cores

6

17% of the current best P-Cores score

P-Threads

12

33% of the current best P-Threads score

P-Core Base Frequency

Good

2900 MHz

62% of the current best P-Core Base Frequency score

P-Core Turbo Frequency

Good

4300 MHz

69% of the current best P-Core Turbo Frequency score

Total

Total Cores

6

17% of the current best Total Cores score

Total Threads

12

33% of the current best Total Threads score

Multiplier

Locked

Bus Frequency

Top tier

100 MHz

100% of the current best Bus Frequency score

Unlocked Multiplier

No

L1 Cache

64 KB

13% of the current best L1 Cache score

L2 Cache

1.5 MB

2% of the current best L2 Cache score

L3 Cache

12 MB

6% of the current best L3 Cache score

NPU

No

Memory Support of Intel Core i5 10400

Memory Types

Good

DDR4-2666

60% of the current best Memory Types score

Max Memory Size

Good

128 GB

25% of the current best Max Memory Size score

Memory Channels

2

3% of the current best Memory Channels score

Max Memory Bandwidth

41.6 GB/s

3% of the current best Max Memory Bandwidth score

ECC Support

No

Technologies

ABM, ADX, BMI1, BMI2, CLMUL, F16C, EIST, TBT 2.0, TSX, VT-d, VT-x, RDRAND, TXT, XD bit

Benchmarks of Intel Core i5 10400

Geekbench V6

Benchmark results for this category.

Multi-Core:
6,113
14% of max score
Single-Core:
1,499
32% of max score
File Compression:
438
16% of max score
Clang Compression:
47
15% of max score
HTML5 Browser:
138
17% of max score
PDF Renderer:
202
26% of max score
Text Processing:
149
33% of max score
Background Blur:
33
28% of max score
Photo Processing:
55
23% of max score
Ray Tracing:
10
16% of max score

PassMark CPU

Benchmark results for this category.

Multi-Core:
11,971
16% of max score
Single-Core:
2,556
43% of max score
Integer Math:
41.70 MOps/Sec
1% of max score
Floating Point:
26.10 MOps/Sec
1% of max score
Prime Numbers:
33 Million Primes/Sec
3% of max score
String Sorting:
23.20 Thousand Strings/Sec
1% of max score
Data Encryption:
4 MBytes/Sec
1% of max score
Data Compression:
186.90 KBytes/Sec
1% of max score
Physics:
665 Frames/Sec
8% of max score
Extended Instructions:
12.50 Million Matrices/Sec
1% of max score

Cinebench 2024

Benchmark results for this category.

Multi-Core:
338
9% of max score
Single-Core:
57
25% of max score

Blender

Benchmark results for this category.

Render Score:
114
15% of max score

Performance Charts Of Intel Core i5 10400

These charts show how Intel Core i5 10400 balances CPU benchmark performance and relative score versus current market leaders.

Performance Radar Chart

Category scores overview (0 to 100)
Intel Core i5 10400

Performance Benchmarks

Grey is the market top value. Colored bar is Intel Core i5 10400.
Market Top
Intel Core i5 10400

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Frequently Asked Questions about Intel Core i5 10400

The Intel Core i5 10400 was officially released in May 1, 2020, targeting the Desktop market.

The Intel Core i5 10400 is equipped with 6 cores and 12 threads, offering solid performance for general computing and entry-level tasks.

The Intel Core i5 10400 uses the LGA-1200 socket. This is a critical specification for compatibility, as it dictates which motherboards can support this processor.

The Intel Core i5 10400 operates at a base clock frequency of 2900 MHz for its performance cores. This is the speed the processor runs at under normal, non-intensive workloads.

The Intel Core i5 10400 can reach a maximum turbo boost frequency of 4300 MHz on its performance cores. This allows the CPU to dynamically increase its speed to handle demanding tasks and gaming workloads.

The Intel Core i5 10400 has a maximum junction temperature (TjMax) of 100 C. This is the maximum temperature possible before the processor initiates thermal throttling or shuts down to prevent permanent damage.

The Intel Core i5 10400 achieves a multi-core score of 338 on Cinebench 2024, reflecting its capability in multi-threaded creative and rendering applications.

The Intel Core i5 10400 scores 1,499 on the Geekbench v6 single-core test, indicating how snappy and responsive it will feel in everyday applications and most games.

With an overall performance rating of 66%, the Intel Core i5 10400 is considered a solid mid-range processor in our comprehensive CPU database.

The Intel Core i5 10400 features 12 MB of L3 cache. A larger cache helps the processor access frequently used data faster, which can significantly boost gaming performance.

The Intel Core i5 10400 has a base power consumption (TDP) of 65 W. This value is important for choosing an adequate CPU cooler and determining your overall system power requirements.

The Intel Core i5 10400 supports DDR4-2666 memory, dictating the RAM speeds and capacities you can pair with this processor.

The Intel Core i5 10400 includes an integrated GPU, meaning you don't strictly need a dedicated graphics card for basic display output.

Disclaimer: Specs, pricing, and benchmarks are sourced from official manufacturer data and verified test results. While we strive for precision, product details and pricing may change. Comparigon may earn an affiliate commission on qualifying purchases.