Intel Core i7 13700K vs AMD Ryzen 9 3900X

We compared two desktop CPUs: the 3.4 GHz Intel Core i7 13700K with 16-cores against the 3.8 GHz AMD Ryzen 9 3900X with 12-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 3900X and 13700K
Advantages of Intel Core i7 13700K
  • Newer - released 3-years and 4-months later
  • Around 41.92 GB/s (88%) higher theoretical memory bandwidth
  • 60% faster in a single-core Geekbench v5 test - 2121 vs 1327 points
  • Has 4 more physical cores
  • Newer PCI Express version – 5.0
  • 15% higher Turbo Boost frequency (5.3 GHz vs 4.6 GHz)
  • Includes an integrated GPU Intel UHD Graphics 770
Advantages of AMD Ryzen 9 3900X
  • Has 34 MB larger L3 cache size
  • More modern manufacturing process – 7 versus 10 nanometers

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
2099
Cinebench R23 (Multi-Core)
30674
Passmark CPU (Single-Core)
4438
Passmark CPU (Multi-Core)
47382
Geekbench 5 (Single-Core)
2125
Geekbench 5 (Multi-Core)
21201
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Specifications

Full technical specification of Intel Core i7 13700K and AMD Ryzen 9 3900X

General

Vendor Intel AMD
Released September 27, 2022 July 7, 2019
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Raptor Lake -
Model number i7-13700K -
Integrated GPU UHD Graphics 770 No

CPU

Performance Cores
P-Cores 8 12
P-Threads 16 24
Base Frequency (P) 3.4 GHz 3.8 GHz
Turbo Boost Frequency (P) 5.3 GHz 4.6 GHz
Efficient Cores
E-Cores 8 -
E-Threads 8 -
Base Frequency (E) 2.5 GHz -
Turbo Boost Frequency (E) 4.2 GHz -
Total
Total Cores 16 12
Total Threads 24 24
Bus Frequency 100 MHz 100 MHz
Multiplier 34x 38x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 2MB (per core) 512K (per core)
L3 Cache 30MB (shared) 64MB (shared)
Unlocked Multiplier Yes Yes

Package

Transistors - 3.8 billions
Fabrication process 10 nm 7 nm
Socket LGA-1700 AM4
TDP 125 W 105 W
Max. Boost TDP 253 W -
Peak temperature 100°C 95°C

iGPU

Integrated Graphics Intel UHD Graphics 770 -
GPU Base Clock 300 MHz -
GPU Boost Clock 1600 MHz -
Shading Units 256 -
TMUs 16 -
ROPs 8 -
Execution Units 32 -
TGP 15 W -
iGPU FLOPS
0.78 TFLOPS

Memory Support

Memory types DDR5-5600, DDR4-3200 DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s 47.68 GB/s
ECC Support Yes Yes

Misc

Official site Intel Core i7 13700K official page AMD Ryzen 9 3900X official page
PCI Express Version 5.0 4.0
PCI Express Lanes 20 16

Cast your vote

Choose between two processors
5 (100%)
0 (0%)
Total votes: 5

Comments

So which CPU will you choose: AMD Ryzen 9 3900X or Intel Core i7 13700K?