Intel Core i5 12400 vs Intel Core i5 9400

Compared 2 processors: Intel Core i5 12400, vs Intel Core i5 9400. Below are specs, tests, pros and cons for each device

Review

Key Specs Intel Core i5 12400 and Intel Core i5 9400
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
Cinebench R23
Cinebench R23 (Single-Core)
Intel Core i5 12400
1710
Intel Core i5 9400
n/a
Cinebench R23 (Multi-Core)
Intel Core i5 12400
12023
Intel Core i5 9400
n/a
Cinebench 2024
Cinebench 2024 (Single-Core)
Intel Core i5 12400
99
Intel Core i5 9400
n/a
Cinebench 2024 (Single-Core)
Intel Core i5 12400
598
Intel Core i5 9400
n/a
PassMark
PassMark CPU (Single-Core)
Intel Core i5 12400
3499
Intel Core i5 9400
2434
PassMark CPU (Multi-Core)
Intel Core i5 12400
19180
Intel Core i5 9400
9395
Integer Math59.8 GOps/s26.5 GOps/s
Floating-Point Math46.6 GOps/s22.8 GOps/s
Prime Number Search70 M primes/s36 M primes/s
Random String Sort22.7 M strings/s16.5 M strings/s
Data Encryption11.6 GB/s2.9 GB/s
Data Compression232 MB/s132.9 MB/s
Physics1133 frames/s624 frames/s
Extended Instructions157 M matrices/s117 M matrices/s
GeekBench v6
Geekbench 6 (Single-Core)
Intel Core i5 12400
2245
Intel Core i5 9400
1363
Geekbench 6 (Multi-Core)
Intel Core i5 12400
9788
Intel Core i5 9400
5314
File Compression879.2 MB/s423.9 MB/s
Clang Compilation65.6 KLines/s38.7 KLines/s
HTML5 Browser223.7 pages/s114.6 pages/s
PDF Rendering275.6 MP/sec167 MP/sec
Text Processing225.9 pages/s141.1 pages/s
Background Blur49.5 frames/s35.1 frames/s
Photo Processing81.2 frames/s49.1 frames/s
Ray Tracing15.1 MP/sec7.01 MP/sec

Blender

Real-world 3D modeling test
Blender CPU
Intel Core i5 12400
166.74
Intel Core i5 9400
80.24

Performance/Watt

Points per watt of PL1 TDP
Geekbench 6 Multi / W 150.6 PPW 81.8 PPW
PassMark CPU / W 295.1 PPW 144.5 PPW
Cinebench 2024 / W 9.2 PPW n/a
Blender / W 2.57 PPW 1.23 PPW

General Info

Manufacturer Intel Intel
Announced January, 4, 2022 January, 7, 2019
Type PC use PC use
Architecture x86-64 x86-64
Codename Alder Lake Coffee Lake
Model number i5-12400 i5-9400
Integrated GPU UHD Graphics 730 UHD Graphics 630

Processor

Performance cores
Cores 6 6
Threads 12 6
Frequency 2.5 GHz 2.9 GHz
Max Frequency (Turbo) 4.4 GHz 4.1 GHz
General
Cores count66
Threads count126
Bus frequency100 MHz100 MHz
Bandwidthn/a8 GT/s
Multiplier25x29x
L1 cache80 KB/core64 KB/core
L2 cache1280 KB/core256 KB/core
L3 Cache18 MB total9 MB total
Unlocked multiplierNoNo

Package

Process tech. 10 nm 14 nm
Power (TDP) 65 W 65 W
Max TDP (Boost) 117 W n/a
Socket LGA-1700 LGA-1151
Critical temp. 100 °C 100 °C

Memory Support

Memory Type - DDR5-4800
- DDR4-3200
DDR4-2666
Max Size 128 GB 128 GB
Channels 2 2
ECC support No No
Max memory bandwidth 76.8 GB 41.6 GB

Other

PCIe Version 5.0 3.0
Max PCIe Lanes 20 16
Channels n/a 41422

Results

After analyzing the data, we consider Intel Core i5 12400 the clear winner in this comparison.

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