CPUDesktopReleased Jan 4, 2022

Intel Core i9-12900 Processor

16C/24T · 5.1 GHz · 65 W

The Intel Core i9-12900 is the locked 65 W version of the Core i9-12900K for LGA1700 desktops. It keeps the full eight performance-core and eight efficient-core configuration at lower clocks and a lower base power, and ECC memory can be used with a W680 workstation chipset.

General

Manufacturer
Intel
Model
Intel Core i9-12900 Processor
Segment
Desktop
Generation
12th Gen Core
Codename
Alder Lake
Architecture
x86_64
Microarchitecture
Alder Lake
Release date
Jan 4, 2022
Price
$538Search on Amazon

Cores & clocks

Cores / threads
16 cores / 24 threadsP8+E8
Base clock
2.40 GHz
Boost clock
5.10 GHz
TDP (design W)
65 W
Max: 202 W
Unlocked
✕ No
L2 cache
14 MB
L3 cache
30 MB
Technology (nm)
Intel 7

Platform

Socket
FCLGA1700
2-CPU (multi-socket)
✕ No
Integrated GPU
Intel UHD Graphics 770
Clock: 1,550 MHz
Memory type
DDR5-4800, DDR4-3200
2-channel
Memory size
Up to 128 GB
ECC memory
✓ Yes
PCIe
PCIe 5.0 / 4.0, 20 lanes (1x16+4 or 2x8+

Instructions & AI

Instruction extensions
Intel SSE4.1Intel SSE4.2Intel AVX2
NPU
None

OS support

Windows
Windows 10Windows 11 24H2Windows 11 25H2
ChromeOS
ChromeOS
Linux
UbuntuFedoraArch Linux
Notes
Covered by the Microsoft supported-processor lists for Windows 11 versions 24H2 and 25H2 under 12th Generation Core i9 Processors; the 26H2 processor list has not been published. Windows 10 and the mainstream Linux distributions are supported, and ChromeOS Flex installs on generic x86-64 hardware. macOS is not supported.

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