Intel Core i7 12700KF vs AMD Ryzen 7 5800X

We compared two desktop CPUs: the 3.6 GHz Intel Core i7 12700KF with 12-cores against the 3.8 GHz AMD Ryzen 7 5800X with 8-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 5800X and 12700KF
Advantages of Intel Core i7 12700KF
  • Newer - released 1-year and 1-month later
  • Around 29.12 GB/s (61%) higher theoretical memory bandwidth
  • Has 4 more physical cores
  • Newer PCI Express version – 5.0
  • 25% faster in a single-core Geekbench v5 test - 2038 vs 1626 points
  • More than 10° C higher critical temperature
  • 6% higher Turbo Boost frequency (5 GHz vs 4.7 GHz)
Advantages of AMD Ryzen 7 5800X
  • More modern manufacturing process – 7 versus 10 nanometers
  • Has 7 MB larger L3 cache size
  • Consumes up to 16% less energy than the Core i7 12700KF – 105 vs 125 Watt

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
22593
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
33926
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
15051
By purchasing through links on this site, we may receive a commission from Amazon. This does not affect our assessment methodology.

Specifications

Full technical specification of Intel Core i7 12700KF and AMD Ryzen 7 5800X

General

Vendor Intel AMD
Released October 27, 2021 October 8, 2020
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Alder Lake-S Vermeer
Model number i7-12700KF -
Socket LGA-1700 AM4
Integrated GPU No No

Performance

Cores 12 8
Threads 20 16
Base Frequency 3.6 GHz 3.8 GHz
Turbo Boost Frequency 5 GHz 4.7 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 36x 38x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 12MB (shared) 512K (per core)
L3 Cache 25MB (shared) 32MB (shared)
Unlocked Multiplier Yes Yes

Power

Fabrication process 10 nm 7 nm
TDP 125 W 105 W
Max. temperature 100°C 90°C

Memory support

Memory types DDR5-4800, DDR4-3200 DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 76.8 GB/s 47.68 GB/s
ECC Support Yes Yes

Misc

Official site Intel Core i7 12700KF official page AMD Ryzen 7 5800X official page
PCI Express Version 5.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
98 (76.6%)
30 (23.4%)
Total votes: 128

Comments

So which CPU will you choose: AMD Ryzen 7 5800X or Intel Core i7 12700KF?
Promotion