Intel Core i7 12700K vs i5 12400F

We compared two desktop CPUs: the 3.6 GHz Intel Core i7 12700K with 12-cores against the 2.5 GHz i5 12400F with 6-cores. 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 12400F and 12700K
Advantages of Intel Core i7 12700K
  • Has 6 more physical cores
  • Unlocked multiplier
  • Has 7 MB larger L3 cache size
  • 28% faster in a single-core Geekbench v5 test - 2096 vs 1638 points
  • Includes an integrated GPU Intel UHD Graphics 770
  • 14% higher Turbo Boost frequency (5 GHz vs 4.4 GHz)
Advantages of Intel Core i5 12400F
  • Consumes up to 48% less energy than the Core i7 12700K – 65 vs 125 Watt

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
23043
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
34529
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
15618
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Specifications

Full technical specification of Intel Core i7 12700K and i5 12400F

General

Vendor Intel Intel
Released October 27, 2021 January 4, 2022
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Alder Lake-S Alder Lake-S
Model number i7-12700K i5-12400F
Socket LGA-1700 LGA-1700
Integrated GPU UHD Graphics 770 No

Performance

Cores 12 6
Threads 20 12
Base Frequency 3.6 GHz 2.5 GHz
Turbo Boost Frequency 5 GHz 4.4 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 36x 25x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 12MB (shared) 1280K (per core)
L3 Cache 25MB (shared) 18MB (shared)
Unlocked Multiplier Yes No

Power

Fabrication process 10 nm 10 nm
TDP 125 W 65 W
Max. temperature 100°C 100°C

iGPU

Integrated Graphics Intel UHD Graphics 770 -
GPU Base Clock 300 MHz -
GPU Boost Clock 1500 MHz -
Shading Units 256 -
TMUs 16 -
ROPs 8 -
Execution Units 32 -
TGP 15 W -
iGPU FLOPS
0.78 TFLOPS

Memory support

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

Misc

Official site Intel Core i7 12700K official page Intel Core i5 12400F official page
PCI Express Version 5.0 5.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
11 (39.3%)
17 (60.7%)
Total votes: 28

Comments

So which CPU will you choose: Intel Core i5 12400F or i7 12700K?
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