Intel Core i9 9900KS 8-core LGA1151

★★★★☆ 4.0 (151)

A guaranteed 5.0GHz all-core turbo frequency out of the box on its 8-core, 16-thread Coffee Lake architecture eliminates manual overclocking for immediate peak performance. This Special Edition chip is factory-binned for stability at high clocks on the mature LGA1151 platform, though it demands robust cooling for its 127W TDP. It's best for enthusiasts and competitive gamers on Z390 motherboards who want the absolute highest single-thread speed from that generation without silicon lottery risks.

Cores 8
Threads 16
Boost Clock 5000 MHz
L3 Cache 16 MB
TDP 127 W
Socket LGA1151
Integrated Graphics Intel UHD Graphics 630
Intel Core i9 9900KS 8-core LGA1151 cpu
64 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong feature (83rd percentile) 83rd
  • Strong single thread (81st percentile) 81st
  • Strong ai (77th percentile) 77th
  • Strong multi thread (75th percentile) 75th

Cons

The proof

Performance

Performance Percentiles

AI 76.5
Feature 83.3
Platform 44.6
Efficiency 69.3
Multi Thread 75.4
Social Proof 75
Single Thread 81.1

Specifications

Full Specifications

Processor

Brand Intel
Series Core i9
Model 9900KS
Codename Coffee Lake
Class desktop
Process 14

Cores & Clocks

Cores 8
Threads 16
Base Clock 4000
Boost Clock 5000

Cache

L2 Cache 2
L3 Cache 16 MB

Performance

PassMark Multi 19368
PassMark Single 3025

Memory

Memory Type DDR4
Max Memory 128

Platform & Power

Socket LGA1151
TDP 127
Unlocked Yes

Graphics & AI

Integrated Graphics Intel UHD Graphics 630

vs Competition

Spec Intel Core i9 9900KS AMD Ryzen 7 9800X3D G.Skill Trident Z Neo Lenovo Ryzen 5 Sparepart: KOMQI Core i3 BX80646I34150 fosa1 fosa4ycn78izud
Cores 8 8 6 6 2 6
Threads 16 16 12 12 4 12
Boost Clock Mhz 5000 5200 4200 4000 - 3060
L3 Cache Mb 16 96 32 8 3 12
Tdp W 127 120 65 15 54 95
Socket LGA1151 AM5 AMD Socket AM4 AM4 LGA 1150 LGA1366
Integrated Graphics Intel UHD Graphics 630 AMD Radeon Graphics - AMD Integrated Graphics Intel HD Graphics 4400 -
Compare Compare Compare Compare Compare
Product AIFeaturePlatformEfficiencyMulti ThreadSocial ProofSingle Thread
Intel Core i9 9900KS 76.583.344.669.375.47581.1
AMD Ryzen 7 9800X3D Compare 91.398.595.187.79096.695.7
G.Skill Trident Z Neo Compare 72.587.178.28373.51.572.4
Lenovo Ryzen 5 Sparepart: Compare 6454.656.899.364.811.866.4
KOMQI Core i3 BX80646I34150 Compare 34.254.660.143.731.478.750
fosa1 fosa4ycn78izud Compare 2620.26524.924.865.136.4

Price

Value & Pricing

From $1,957 1 offer across 1 retailer
Amazon 1 offer From $1,957

Price History

New Open Box / Refurbished
$0 $500 $1,000 $1,500 $2,000 $2,500 Jun 10Jul 13Oct 27 $1,957

Usage Scores

Overall (63.6)AI/LLM (53.5)Budget (68)Gaming (62.3)Server (50)Efficiency (55.6)Productivity (67.6)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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