Intel Core i5 9400F vs i5 12400

We compared two 6-core desktop CPUs: the 2.9 GHz Intel Core i5 9400F against the 2.5 GHz i5 12400. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 12400 and 9400F
Advantages of Intel Core i5 12400
  • Newer - released 3-years later
  • Has 9 MB larger L3 cache size
  • Around 35.2 GB/s (85%) higher theoretical memory bandwidth
  • Newer PCI Express version – 5.0
  • 51% faster in a single-core Geekbench v5 test - 1623 vs 1077 points
  • More modern manufacturing process – 10 versus 14 nanometers
  • Includes an integrated GPU Intel UHD Graphics 730
  • 7% higher Turbo Boost frequency (4.4 GHz vs 4.1 GHz)

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1713
Cinebench R23 (Multi-Core)
12130
Passmark CPU (Single-Core)
3557
Passmark CPU (Multi-Core)
19636
Geekbench 5 (Single-Core)
1626
Geekbench 5 (Multi-Core)
8765
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Specifications

Full technical specification of Intel Core i5 9400F and i5 12400

General

Vendor Intel Intel
Released January 7, 2019 January 4, 2022
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Coffee Lake Alder Lake-S
Model number i5-9400F i5-12400
Socket LGA-1151 LGA-1700
Integrated GPU No UHD Graphics 730

Performance

Cores 6 6
Threads 6 12
Base Frequency 2.9 GHz 2.5 GHz
Turbo Boost Frequency 4.1 GHz 4.4 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 29x 25x
Bus Bandwidth 8 GT/s -
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 1280K (per core)
L3 Cache 9MB (shared) 18MB (shared)
Unlocked Multiplier No No

Power

Fabrication process 14 nm 10 nm
TDP 65 W 65 W
Max. temperature 100°C 100°C

iGPU

Integrated Graphics - Intel UHD Graphics 730
GPU Base Clock - 300 MHz
GPU Boost Clock - 1450 MHz
Shading Units - 192
TMUs - 48
ROPs - 24
Execution Units - 24
TGP - 15 W
Max. Resolution - 3840x2160 - 60 Hz
iGPU FLOPS
0.35 TFLOPS

Memory support

Memory types DDR4-2666 DDR5-4800, DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 76.8 GB/s
ECC Support No No

Misc

Official site Intel Core i5 9400F official page Intel Core i5 12400 official page
PCI Express Version 3.0 5.0
PCI Express Lanes 16 20
Extended instructions SSE4.1, SSE4.2, AVX-2 -

Cast your vote

Choose between two processors
1 (25%)
3 (75%)
Total votes: 4

Comments

So which CPU will you choose: Intel Core i5 12400 or i5 9400F?
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