Intel Core i9-12900K Review & Specs

Intel Core i9-12900K 16 Cores (8P+8E) 5.2 GHz Unlocked LGA1700 600 125W BX8071512900K

Intel Core i9-12900K 16 Cores (8P+8E) 5.2 GHz Unlocked LGA1700 600 125W BX8071512900K

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  • The processor features Socket LGA-1700 socket for installation on the PCB
  • 30 MB of L3 cache memory provides excellent hit rate in short access time enabling improved system performance
  • Intel 7 Architecture 10 nm enables improved performance per watt and micro architecture makes it power-efficient

Specifications Overview

Model BX8071512900K
Release Date November 2021

* First availability for purchase, it may not correspond to the actual market launch date.

Series Core i9 12th Gen
Core Name Alder Lake
Socket LGA1700
Integrated Graphics Intel UHD 770
CPU Cores 16
CPU Threads 24
CPU Clock Rate 3200 MHz
CPU Turbo Clock Rate 5200 MHz
TDP 125 W
CPU Cooler included
Manufacturing Process 10 nm
Maximum Supported Memory 128 GB
Cache L3 30 MB

Intel Core i9-12900K Performance comparison with similar Processors

(Higher is better)

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Pangoly Performance

Cinebench R20 (Single-Core)

  • +2%
    Intel Core i9-12900KS (1st) ► 16 Cores / 24 Threads - 3400 MHz Base / 5500 MHz Turbo Clock - 150 W
  • ~
    Intel Core i9-12900KF (2nd) ► 16 Cores / 24 Threads - 3200 MHz Base / 5200 MHz Turbo Clock - 125 W
  • Intel Core i9-12900K (2nd) ► 16 Cores / 24 Threads - 3200 MHz Base / 5200 MHz Turbo Clock - 125 W
  • -2%
    Intel Core i9-12900 (4th) ► 16 Cores / 24 Threads - 2400 MHz Base / 5100 MHz Turbo Clock - 65 W
  • -2%
    Intel Core i9-12900F (4th) ► 16 Cores / 24 Threads - 2400 MHz Base / 5100 MHz Turbo Clock - 65 W
  • -3%
    Intel Core i7-12700K (6th) ► 12 Cores / 20 Threads - 3600 MHz Base / 5000 MHz Turbo Clock - 125 W
  • -3%
    Intel Core i7-12700KF (6th) ► 12 Cores / 20 Threads - 3600 MHz Base / 5000 MHz Turbo Clock - 125 W
  • -5%
    Intel Core i5-12600K (8th) ► 10 Cores / 16 Threads - 3700 MHz Base / 4900 MHz Turbo Clock - 125 W
  • -5%
    Intel Core i5-12600KF (8th) ► 10 Cores / 16 Threads - 3700 MHz Base / 4900 MHz Turbo Clock - 125 W
  • -8%
    Intel Core i7-12700F (10th) ► 12 Cores / 20 Threads - 2100 MHz Base / 4900 MHz Turbo Clock - 65 W
  • -8%
    Intel Core i7-12700 (10th) ► 12 Cores / 20 Threads - 2100 MHz Base / 4900 MHz Turbo Clock - 65 W

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(Higher is better)

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Cinebench R20 (Multi-Core)


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Critic Reviews

98

Intel delivers with its new hybrid Alder Lake architecture, a CPU that beats down the best AMD has to offer and at a cheaper price.

80

Today is a busy day for the industry, with Intel’s 12th Gen processors now officially available, alongside new DDR5 memory kits and a whole raft of Z690 motherboards. Here we’re focusing on the CPUs though, and specifically Intel’s new consumer flagship part, the Core i9-12900K. With eight Performance cores and eight Efficiency cores, and a tota...

90

The Intel Core i9-12900K is an outstanding high-end CPU, with Intel offering typically high single-core speeds while also seeing a major boost to multi-threaded workloads to challenge AMD’s Ryzen range. Top it off with superb future-proofing by way of PCIe 5.0 and DDR5, and you have a fantastic chip that offers excellent jack-of-all-trades perfo...

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