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Intel Core i9 9900K vs i7 9700K

We compared two 8-core desktop CPUs: the 3.6 GHz Intel Core i9 9900K against the 3.6 GHz i7 9700K. 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 9700K and 9900K
Advantages of Intel Core i9 9900K
  • Has 4 MB larger L3 cache size
  • 2% higher Turbo Boost frequency (5 GHz vs 4.9 GHz)

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
12632
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
19137
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
8940

Specifications

Full technical specification of Intel Core i9 9900K and i7 9700K

General

Vendor Intel Intel
Released October 8, 2018 October 8, 2018
Launch price 499 USD 385 USD
Type Desktop Desktop
Codename Coffee Lake Coffee Lake
Model number i9-9900K i7-9700K
Socket LGA-1151 LGA-1151
Integrated GPU UHD Graphics 630 UHD Graphics 630

Performance

Cores 8 8
Threads 16 8
Base Frequency 3.6 GHz 3.6 GHz
Turbo Boost Frequency 5 GHz 4.9 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 36x 36x
Bus Bandwidth 8 GT/s 8 GT/s
L1 Cache 64K (per core) 64K (per core)
L2 Cache 256K (per core) 256K (per core)
L3 Cache 16MB (shared) 12MB (shared)
Unlocked Multiplier Yes Yes

Power

Fabrication process 14 nm 14 nm
TDP 95 W 95 W
Max. temperature 100°C 100°C

iGPU

Integrated Graphics Intel UHD Graphics 630 Intel UHD Graphics 630
GPU Base Clock 350 MHz 350 MHz
GPU Boost Clock 1000 MHz 1000 MHz
Shading Units 192 192
TMUs 24 24
ROPs 3 3
Execution Units 24 24
TGP 15 W 15 W
Max. Resolution 4096x2304 - 60 Hz 4096x2304 - 60 Hz
iGPU FLOPS
0.38 TFLOPS
0.38 TFLOPS

Memory support

Memory types DDR4-2666 DDR4-2666
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 41.6 GB/s 41.6 GB/s
ECC Support No No

Misc

Official site Intel Core i9 9900K official page Intel Core i7 9700K official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16
Instruction Set SSE4.1, SSE4.2, AVX-2 SSE4.1, SSE4.2, AVX-2

Cast your vote

Choose between two processors
18 (66.7%)
9 (33.3%)
Total votes: 27

Comments

So which CPU will you choose: Intel Core i7 9700K or i9 9900K?