Home > CPU Comparison > Core i7 8700K or Ryzen 7 3700X: what's better?

Intel Core i7 8700K vs AMD Ryzen 7 3700X

38 out of 100
Intel Core i7 8700K
VS
42 out of 100
AMD Ryzen 7 3700X
Intel Core i7 8700K
AMD Ryzen 7 3700X

We compared two desktop CPUs: the 3.7 GHz Intel Core i7 8700K with 6-cores against the 3.6 GHz AMD Ryzen 7 3700X with 8-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
πŸ”Œ Usage Scenario:

Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click β€œCalculate".
Currency
VS
47.3
(Average)
Value Index
35.3
(Mediocre)

Key Differences

What are the key differences between 3700X and 8700K
Advantages of Intel Core i7 8700K
  • Includes an integrated GPU Intel UHD Graphics 630
  • 7% higher Turbo Boost frequency (4.7 GHz vs 4.4 GHz)
Advantages of AMD Ryzen 7 3700X
  • Has 20 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • More modern manufacturing process – 7 versus 14 nanometers
  • Has 2 more physical cores
  • Newer PCI Express version – 4.0
  • Newer - released 1 year and 9 months later
  • Around 6.08 GB/s (15%) higher theoretical memory bandwidth

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i7 8700K
vs
Ryzen 7 3700X

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Core i7 8700K
6928
Ryzen 7 3700X +21%
8393
File compression 509.8 MB/sec 673.4 MB/sec
Clang compilation 52.2 Klines/sec 77.6 Klines/sec
HTML 5 Browser 149.8 pages/sec 162.9 pages/sec
PDF Renderer 210.4 Mpixels/sec 242 Mpixels/sec
Text processing 165.3 pages/sec 151.6 pages/sec
Background blur 38 images/sec 38.1 images/sec
Photo processing 61.1 images/sec 54.1 images/sec
Ray tracing 10.8 Mpixels/sec 18.8 Mpixels/sec
Sources: GeekBench [1], [2] – 550 & 550 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Core i7 8700K
13569
Ryzen 7 3700X +65%
22401
Integer math 45.9 GOps/sec 66.3 GOps/sec
Floating point math 28.5 GOps/sec 39 GOps/sec
Find prime numbers 39M Primes/sec 97M Primes/sec
Random string sorting 25.2M Strings/sec 32.1M Strings/sec
Data encryption 4.8 GBytes/sec 18.9 GBytes/sec
Data compression 198.7 MBytes/sec 296.3 MBytes/sec
Physics 811 Frames/sec 1175 Frames/sec
Extended instructions 13.5B Matrices/sec 19.2B Matrices/sec
Sources: PassMark [3], [4] – 18753 & 26391 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i7 8700K
126.94
Ryzen 7 3700X +43%
181.78

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 5.3 PPW 10.6 PPW
Geekbench 6 Multi / Watt 72.9 PPW 129.1 PPW
Passmark CPU Mark / Watt 142.8 PPW 344.6 PPW
Blender / Watt 1.34 PPW 2.8 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core i7 8700K
DateBenchmarkResult
πŸ“˜ 2025-03-12 (SPUUD)Cinebench 202469 / 486
πŸ“˜ 2025-03-09 (angry beaver)Cinebench 202470 / 504
πŸ“˜ 2025-02-14 (Mike)Cinebench 202474 / 520
πŸ“˜ 2024-12-01 (AzureWizzard)Cinebench 202472 / 499
πŸ“˜ 2024-04-21 (Ian Geraldi Cordeiro)Cinebench 202464 / 398
Add View all (5)
AMD Ryzen 7 3700X
DateBenchmarkResult
πŸ“˜ 2026-04-21 (Louis)Cinebench 202473 / 663
πŸ“˜ 2026-02-06 (Azuki_12)Cinebench 202469 / 715
πŸ“˜ 2025-01-31 (@ProfitHound Youtube)Cinebench 202474 / 688
πŸ“˜ 2024-12-04 (Av8orGamer)Cinebench 202476 / 696
πŸ“˜ 2024-09-27 (Nathan/Naskun)Cinebench 202473 / 693
Add View all (7)

Specifications

Full technical specification of Intel Core i7 8700K and AMD Ryzen 7 3700X

General

Vendor Intel Amd
Released October 5, 2017 July 7, 2019
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Coffee Lake -
Model number i7-8700K -
Integrated GPU UHD Graphics 630 No
Rival Equivalent - AMD Ryzen 7 2700X - Intel Core i7 9700K
Successor - Intel Core Ultra 7 270K Plus - AMD Ryzen 7 9700X
AMD Ryzen CPU ranking (#154th place)

CPU

Performance Cores
P-Cores 6 8
P-Threads 12 16
Base Frequency (P) 3.7 GHz 3.6 GHz
Turbo Boost Frequency (P) 4.7 GHz 4.4 GHz
Total
Total Cores 6 8
Total Threads 12 16
Bus Frequency 100 MHz 100 MHz
Multiplier 37x 36x
Bus Bandwidth 8 GT/s -
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 512K (per core)
L3 Cache 12MB (shared) 32MB (shared)
Unlocked Multiplier Yes Yes

Package

Transistors - 3.8 billions
Fabrication Process 14 nm 7 nm
TDP (PL1) 95 W 65 W
Socket LGA-1151 AM4
Peak Temperature 100Β°C 95Β°C
Desktop CPU ranking (155th and 142nd place)

iGPU

Integrated Graphics Intel UHD Graphics 630 -
GPU Base Clock 350 MHz -
GPU Boost Clock 1200 MHz -
Shading Units 192 -
TMUs 24 -
ROPs 3 -
Execution Units 24 -
TGP 15 W -
iGPU FLOPS
Core i7 8700K
0.5 TFLOPS
Ryzen 7 3700X
n/a
See: Intel UHD Graphics 630 benchmarks

Memory Support

Memory Types - DDR4-2666 - DDR4-3200
Max. Memory Size 128 GB 128 GB
Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 47.68 GB/s
ECC Support No Yes

Misc

Official Site Intel Core i7 8700K official page AMD Ryzen 7 3700X official page
PCI Express Version 3.0 4.0
PCI Express Lanes 16 16

Cast your vote

Choose between two processors
8 (11.4%)
62 (88.6%)
Total votes: 70

Competitors

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4. AMD Ryzen 7 3700X vs AMD Ryzen 5 7600X
5. AMD Ryzen 7 3700X vs AMD Ryzen 7 5700X
6. AMD Ryzen 7 3700X vs AMD Ryzen 5 7600
7. AMD Ryzen 7 3700X vs AMD Ryzen 5 5600
8. Intel Core i7 8700K vs Intel Core i5 12400F (1)
9. Intel Core i7 8700K vs Intel Core i5 12600K
10. Intel Core i7 8700K vs Intel Core i3 12100
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Comments

So which CPU will you choose: AMD Ryzen 7 3700X or Intel Core i7 8700K?
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