Home > CPU Comparison > Core i7 9700K or Ryzen 7 3800X: what's better?

Intel Core i7 9700K vs AMD Ryzen 7 3800X

41 out of 100
Intel Core i7 9700K
VS
44 out of 100
AMD Ryzen 7 3800X
Intel Core i7 9700K
AMD Ryzen 7 3800X

We compared two 8-core desktop CPUs: the 3.6 GHz Intel Core i7 9700K against the 3.9 GHz AMD Ryzen 7 3800X. 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
24.0
(Mediocre)
Value Index
19.6
(Bad)

Key Differences

What are the key differences between 3800X and 9700K
Advantages of Intel Core i7 9700K
  • Includes an integrated GPU Intel UHD Graphics 630
  • 9% higher Turbo Boost frequency (4.9 GHz vs 4.5 GHz)
Advantages of AMD Ryzen 7 3800X
  • Has 20 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • More modern manufacturing process – 7 versus 14 nanometers
  • Newer PCI Express version – 4.0
  • Newer - released 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 9700K
vs
Ryzen 7 3800X

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)
File compression 666.4 MB/sec 702 MB/sec
Clang compilation 63.1 Klines/sec 77.2 Klines/sec
HTML 5 Browser 191 pages/sec 162.7 pages/sec
PDF Renderer 262.2 Mpixels/sec 270.6 Mpixels/sec
Text processing 182.9 pages/sec 150.7 pages/sec
Background blur 52.6 images/sec 40.5 images/sec
Photo processing 74.1 images/sec 61.6 images/sec
Ray tracing 11.3 Mpixels/sec 17.6 Mpixels/sec
Sources: GeekBench [1], [2] – 411 & 477 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Core i7 9700K
14407
Ryzen 7 3800X +59%
22975
Integer math 41.4 GOps/sec 67.6 GOps/sec
Floating point math 35.5 GOps/sec 39.7 GOps/sec
Find prime numbers 51M Primes/sec 101M Primes/sec
Random string sorting 25.6M Strings/sec 32.8M Strings/sec
Data encryption 4.6 GBytes/sec 19.3 GBytes/sec
Data compression 207.1 MBytes/sec 304.6 MBytes/sec
Physics 878 Frames/sec 1219 Frames/sec
Extended instructions 18.1B Matrices/sec 20B Matrices/sec
Sources: PassMark [3], [4] – 12808 & 7540 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i7 9700K
133.75
Ryzen 7 3800X +40%
186.91

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 5.7 PPW 7.3 PPW
Geekbench 6 Multi / Watt 88.8 PPW 81.8 PPW
Passmark CPU Mark / Watt 151.7 PPW 218.8 PPW
Blender / Watt 1.41 PPW 1.78 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 9700K
DateBenchmarkResult
πŸ“˜ 2025-10-22 (Texhex)Cinebench 202475 / 528
πŸ“˜ 2025-03-29 (Bobby)Geekbench 6 CPU1777 / 8438
πŸ“˜ 2025-03-29 (Bobby)Cinebench 202481 / 592
πŸ“˜ 2025-02-17 (chuckie)Cinebench 202480 / 537
πŸ“˜ 2025-01-04 (Brian)Cinebench 202474 / 518
Add View all (5)
AMD Ryzen 7 3800X
DateBenchmarkResult
πŸ“˜ 2025-02-21 (bullshark)Cinebench 202481 / 768
πŸ“˜ 2024-04-19 (OXO)Cinebench 202477 / 717
Add View all (2)

Specifications

Full technical specification of Intel Core i7 9700K and AMD Ryzen 7 3800X

General

Vendor Intel Amd
Released October 8, 2018 July 7, 2019
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Coffee Lake -
Model number i7-9700K -
Integrated GPU UHD Graphics 630 No
Rival Equivalent - AMD Ryzen 7 3700X - Intel Core i7 9700K
Successor - Intel Core Ultra 7 270K Plus - AMD Ryzen 7 7800X
AMD Ryzen CPU ranking (#146th place)

CPU

Performance Cores
P-Cores 8 8
P-Threads 8 16
Base Frequency (P) 3.6 GHz 3.9 GHz
Turbo Boost Frequency (P) 4.9 GHz 4.5 GHz
Total
Total Cores 8 8
Total Threads 8 16
Bus Frequency 100 MHz 100 MHz
Multiplier 36x 39x
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 105 W
Socket LGA-1151 AM4
Peak Temperature 100Β°C 95Β°C
Desktop CPU ranking (144th and 136th 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 9700K
0.5 TFLOPS
Ryzen 7 3800X
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 9700K official page AMD Ryzen 7 3800X official page
PCI Express Version 3.0 4.0
PCI Express Lanes 16 16

Cast your vote

Choose between two processors
6 (14%)
37 (86%)
Total votes: 43

Competitors

1. Intel Core i7 9700K vs Intel Core i5 12400F
2. Intel Core i7 9700K vs Intel Core i5 12600K (1)
3. Intel Core i7 9700K vs AMD Ryzen 7 5800X3D
4. AMD Ryzen 7 3800X vs AMD Ryzen 7 5800X3D
Compare other CPUs (460+)

Comments

So which CPU will you choose: AMD Ryzen 7 3800X or Intel Core i7 9700K?
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