Intel Core i9-12900KF processor review

Core i9-12900KF processor released by Intel; release date: 4 Nov 2021. At the time of release, the processor cost $564 - $574. The processor is designed for desktop-computers and based on Alder Lake microarchitecture.

CPU is locked to prevent overclocking. Maximum CPU clock speed - 5.20 GHz. Maximum operating temperature - 100°C. Manufacturing process technology - Intel 7. Cache size: L1 - 1 MB, L2 - 14 MB, L3 - 30 MB.

Supported memory types: Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s. Maximum memory size: 128 GB.

Supported socket types: FCLGA1700. Maximum number of processors in a configuration - 1.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4870

4158

PassMark
CPU mark

Top 1 CPU

This CPU

156834

41099

3DMark Fire Strike
Physics Score

Top 1 CPU

This CPU

25463

11625

Name	Value
PassMark - Single thread mark	4158
PassMark - CPU mark	41099
3DMark Fire Strike - Physics Score	11625

Specifications (specs)

Essentials
Architecture codename	Alder Lake
Launch date	4 Nov 2021
Launch price (MSRP)	$564 - $574
Place in performance rating	129
Processor Number	i9-12900KF
Series	12th Generation Intel Core i9 Processors
Status	Launched
Vertical segment	Desktop
Performance
64 bit support
L1 cache	1 MB
L2 cache	14 MB
L3 cache	30 MB
Manufacturing process technology	Intel 7
Maximum core temperature	100°C
Maximum frequency	5.20 GHz

Memory
Max memory channels	2
Maximum memory bandwidth	76.8 GB/s
Maximum memory size	128 GB
Supported memory types	Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s
Compatibility
Max number of CPUs in a configuration	1
Package Size	45.0 mm x 37.5 mm
Sockets supported	FCLGA1700
Thermal Solution	PCG 2020A
Peripherals
Max number of PCIe lanes	20
PCI Express revision	5.0 and 4.0
PCIe configurations	Up to 1x16+4, 2x8+4
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Mode-based Execute Control (MBE)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)