Intel Core i7 9700 vs i7 8700K

We compared two desktop CPUs: the 3.0 GHz Intel Core i7 9700 with 8-cores against the 3.7 GHz i7 8700K with 6-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 8700K and 9700
Advantages of Intel Core i7 9700
  • Newer - released 1-year and 6-months later
  • Consumes up to 32% less energy than the Core i7 8700K – 65 vs 95 Watt
  • Has 2 more physical cores
Advantages of Intel Core i7 8700K
  • Unlocked multiplier

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1205
Cinebench R23 (Multi-Core)
8793
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
13332
13849
Geekbench 5 (Single-Core)
1241
Geekbench 5 (Multi-Core)
6704
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Specifications

Full technical specification of Intel Core i7 9700 and i7 8700K

General

Vendor Intel Intel
Released April 23, 2019 October 5, 2017
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Coffee Lake Coffee Lake
Model number i7-9700 i7-8700K
Socket LGA-1151 LGA-1151
Integrated GPU UHD Graphics 630 UHD Graphics 630

Performance

Cores 8 6
Threads 8 12
Base Frequency 3.0 GHz 3.7 GHz
Turbo Boost Frequency 4.7 GHz 4.7 GHz
Bus frequency 100 MHz 100 MHz
Multiplier 30x 37x
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 12MB (shared) 12MB (shared)
Unlocked Multiplier No Yes

Power

Fabrication process 14 nm 14 nm
TDP 65 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 1200 MHz 1200 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 i7 9700 official page Intel Core i7 8700K official page
PCI Express Version 3.0 3.0
PCI Express Lanes 16 16
Extended instructions SSE4.1, SSE4.2, AVX-2 SSE4.1, SSE4.2, AVX-2

Cast your vote

Choose between two processors
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25 (58.1%)
Total votes: 43

Comments

So which CPU will you choose: Intel Core i7 8700K or i7 9700?
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