Skip to content
ZarpaBuild

Processors

Go to graphics cards
Intel

Intel Core i9-12900KF

Alder Lake · 12th Gen Core · Socket LGA1700 · 16 cores and 24 threads

Intel Core i9-12900KF

Specifications

Manufacturer data. Some data is still pending verification.

Processing

Cores
16 (8P + 8E)
Threads
24
Base frequency
3.2 GHz
Boost / turbo frequency
5.2 GHz
L2 cache
14 MB
L3 cache
30 MB
L2 + L3 cache
44 MB

Power and temperature

TDP / base power
125 W
Maximum power (PPT / turbo)
241 W
Maximum temperature (Tjmax)
Data not available

Platform

Socket
LGA1700
RAM
DDR4 / DDR5
Official RAM speed
4,800 MT/s
PCIe
PCIe 5.0 y 4.0
Integrated graphics
No
Architecture
Alder Lake
Generation
12th Gen Core
Release
November 2021
Unlocked multiplier
Yes

Verification (07/10/2026). Specifications loaded on 2026-10-07 from the manufacturer's public data, without checking each one against the official page. Confirm them before publishing.

Loaded but yet to be confirmed: Base and boost frequencies, Release date (month), Official RAM speed, PCIe version.

Not loaded, to avoid making them up: Maximum temperature (Tjmax), PCIe lanes, Maximum RAM capacity.

Benchmarks

Each result states its source and the date it was taken.

There are no sourced benchmarks for this processor yet

Once you load real results in src/data/benchmarks.ts they will appear here, grouped by use.

Gaming

No sourced gaming benchmarks.

Productivity

No sourced productivity benchmarks.

Power draw

No sourced power measurements. What we do have is the manufacturer's official power rating (specifications table).

Temperatures

No sourced temperature measurements. The official maximum temperature (Tjmax) appears in the table when it has been verified.

Compatibility

Which motherboard and memory you need, with a warning if a combination won't work.

  1. CPU

    Intel Core i9-12900KF

  2. Socket

    LGA1700

  3. Chipset

    H610 / B660 / H670 / Z690 / B760 / H770 / Z790

  4. RAM

    DDR4 / DDR5

  5. GPU

    PCIe 5.0 y 4.0 (any current PCIe GPU)

Check your combination

Choose a chipset or a RAM type to see if they fit this processor.

Price on Amazon

Key features

Objective summary based on the official specifications.

  • 16 (8P + 8E) cores and 24 threads (hybrid architecture: performance and efficiency cores).
  • Maximum frequency of 5.2 GHz on the performance cores.
  • 44 MB of L2 + L3 cache (14 MB L2 and 30 MB L3).
  • LGA1700 socket and DDR4 / DDR5 memory.
  • Does not include integrated graphics: it requires a dedicated graphics card.
  • Unlocked multiplier for overclocking.
  • 125 W TDP / base power and up to 241 W maximum power.

Alternative processors