intel core i7 11700kf vs intel core i5 12400f

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We compared two CPUs Intel Core i7 11700KF (Desktop) 8-cores against Intel Core i5 12400F (Desktop) 6-cores. In this comparison page, we check which of these two processor has better performance in benchmark results, Games, architecture, price 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

Key Differences

What are the key differences between Intel Core i7 11700KF and Intel Core i5 12400F
Advantages of Intel Core i7 11700KF
  • Has 2 more physical cores
  • 12% higher Turbo Boost frequency (5 GHz vs 4.4 GHz)
  • Unlocked multiplier
Advantages of Intel Core i5 12400F
  • Newer released 1 years later
  • Consumes up to 48% less energy than the Intel Core i7 11700KF – 65 vs 125 Watt
  • Around 26.8 GB/s (35%) higher theoretical memory bandwidth
  • Has 2 MB larger L3 cache size
  • More modern manufacturing process – 7 versus 14

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
15026
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
24240
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)

Specifications

Full technical specification of core i7 11700kf and core i5 12400f

General

Intel Core i7 11700KF Intel Core i5 12400F
Vendor Intel Intel
Released March 16 2021 January 4 2022
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Rocket Lake Alder Lake-S
Socket FCLGA1200 FCLGA1700
Integrated GPU

Performance

Intel Core i7 11700KF Intel Core i5 12400F
Cores 8 6
Threads 16 12
Base Frequency 3.6 GHz 2.5 GHz
Turbo Boost Frequency 5 GHz 4.4 GHz
L1 Cache 64K (per core) 80K (per core)
L2 Cache 256K (per core) 1.25 MB (per core)
L3 Cache 16 MB (shared) 18 MB (shared)
Unlocked Multiplier Yes No

Power

Intel Core i7 11700KF Intel Core i5 12400F
Fabrication process 14 nm Intel 7 nm
Power consumption (TDP) 125 W 65 W
Max. temperature 100°C 100°C

Memory support

Intel Core i7 11700KF Intel Core i5 12400F
Memory types DDR4-3200 DDR5-4800, DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 50 GB/s 76.8 GB/s
ECC Support No No

iGPU

Misc

Intel Core i7 11700KF Intel Core i5 12400F
Official site Intel Core i7 11700KF official page Intel Core i5 12400F official page
PCI Express Version 4
PCI Express Lanes 20 20

Comments

So which CPU will you choose: Intel Core i5 12400F or Intel Core i7 11700KF?