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Intel Core i7 8700K vs AMD Ryzen 7 1700X

We compared two desktop CPUs: the 3.7 GHz Intel Core i7 8700K with 6-cores against the 3.4 GHz AMD Ryzen 7 1700X 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 1700X and 8700K
Advantages of Intel Core i7 8700K
  • Supports up to 128 GB DDR4-2666 RAM
  • 31% faster in a single-core Geekbench v5 test - 1199 vs 913 points
  • Newer - released 8-months later
  • 24% higher Turbo Boost frequency (4.7 GHz vs 3.8 GHz)
  • Includes an integrated GPU Intel UHD Graphics 630
  • Around 1.86 GB/s (5%) higher theoretical memory bandwidth
Advantages of AMD Ryzen 7 1700X
  • Has 2 more physical cores
  • Has 4 MB larger L3 cache size

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R20 (Single-Core)
Cinebench R20 (Multi-Core)
Passmark CPU (Single-Core)
2779
Passmark CPU (Multi-Core)
15280
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
6861

Specifications

Full technical specification of Intel Core i7 8700K and AMD Ryzen 7 1700X
Performance
Cores 6 8
Threads 12 16
Base Frequency 3.7 GHz 3.4 GHz
Turbo Boost Frequency 4.7 GHz 3.8 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 37x 34x
Bus Bandwidth 8 GT/s -
L1 Cache 64K (per core) 96K (per core)
L2 Cache 256K (per core) 512K (per core)
L3 Cache 12MB (shared) 16MB (shared)
Unlocked Multiplier Yes Yes
Power
Transistors - 4.8 billions
Fabrication Process 14 nm 14 nm
TDP 95 W 95 W
Max. temperature 100°C 95°C
Memory support
Memory types DDR4-2666 DDR4-2666
Memory Size 128 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 39.74 GB/s
ECC Support No Yes
General
Vendor Intel AMD
Released October 5, 2017 March 2, 2017
Launch price 359 USD 399 USD
Type Desktop Desktop
Codename Coffee Lake Zen
Model number i7-8700K -
Socket LGA-1151 AM4
Integrated GPU Intel UHD Graphics 630 No
Official site Intel Core i7 8700K official page AMD Ryzen 7 1700X official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 20
Instruction Set SSE4.1, SSE4.2, AVX-2 -

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Comments

So which CPU will you choose: AMD Ryzen 7 1700X or Intel Core i7 8700K?