Intel Core i9-11900KF processor review

Core i9-11900KF processor released by Intel; release date: 16 Mar 2021. At the time of release, the processor cost $513 - $524. The processor is designed for desktop-computers and based on Rocket Lake microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 8, threads - 16. Maximum CPU clock speed - 5.30 GHz. Maximum operating temperature - 100°C. Manufacturing process technology - 14 nm. Cache size: L1 - 512 KB, L2 - 2 MB, L3 - 16 MB.

Supported memory types: DDR4-3200. Maximum memory size: 128 GB.

Supported socket types: FCLGA1200. Maximum number of processors in a configuration - 1. Power consumption (TDP): 125 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4870

3537

PassMark
CPU mark

Top 1 CPU

This CPU

156834

24997

3DMark Fire Strike
Physics Score

Top 1 CPU

This CPU

25463

8382

Name	Value
PassMark - Single thread mark	3537
PassMark - CPU mark	24997
3DMark Fire Strike - Physics Score	8382

Specifications (specs)

Essentials
Architecture codename	Rocket Lake
Launch date	16 Mar 2021
Launch price (MSRP)	$513 - $524
Place in performance rating	443
Processor Number	i9-11900KF
Series	11th Generation Intel Core i9 Processors
Status	Launched
Vertical segment	Desktop
Performance
64 bit support
Base frequency	3.50 GHz
Bus Speed	8 GT/s
L1 cache	512 KB
L2 cache	2 MB
L3 cache	16 MB
Manufacturing process technology	14 nm
Maximum core temperature	100°C
Maximum frequency	5.30 GHz
Number of cores	8
Number of threads	16

Memory
Max memory channels	2
Maximum memory bandwidth	50 GB/s
Maximum memory size	128 GB
Supported memory types	DDR4-3200
Compatibility
Configurable TDP-down	95 Watt
Configurable TDP-down Frequency	3.00 GHz
Max number of CPUs in a configuration	1
Package Size	37.5 mm x 37.5 mm
Sockets supported	FCLGA1200
Thermal Design Power (TDP)	125 Watt
Thermal Solution	PCG 2019A
Peripherals
Max number of PCIe lanes	20
PCI Express revision	4.0
PCIe configurations	Up to 1x16+1x4, 2x8+1x4, 1x8+3x4
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® Turbo Boost 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)