Intel Core i9-11900K

Specifications Benchmarks Synonyms

Specifications

Technical data

Legacy catalog specifications; the original verification date is not recorded.

CPU generation and family

CPU group
Intel Core i 11000
Family
Intel Core i9
Generation
11
Name
Intel Core i9-11900K
Predecessor
Intel Core i9-10900K
Segment
Desktop / Server
Successor
Intel Core i9-12900K

CPU Cores and Base Frequency

A-Core
—
B-Core
—
Base Frequency
3.5 GHz
C-Core
—
Core architecture
normal
CPU Cores
8
CPU Threads
16
Hyperthreading / SMT
Yes
Overclocking
Yes
Turbo Frequency (1 Core)
5.3 GHz
Turbo Frequency (8 Cores)
4.8 GHz

Internal Graphics

DirectX Version
12
Execution units
32
Generation
12
GPU Frequency
350 MHz
GPU name
Intel UHD Graphics 750
GPU Turbo
1300 MHz
Max. displays
3
Max. GPU Memory
—
Release date
Q1/2021
Shader
256
Technology
14 nm

Hardware codec support

AV1
Decode
H.264 / AVC
Decode / Encode
h265 / HEVC (8 bit)
Decode / Encode
h265 / HEVC (10 bit)
Decode / Encode
JPEG
Decode / Encode
VC-1
Decode
VP8
Decode
VP9
Decode / Encode

Memory & PCIe

ECC
No
Max. Memory
128 GB
Memory channels
2
Memory type
DDR4-3200
PCIe lanes
20
PCIe version
4.0

Encryption

AES-NI
Yes

Thermal Management

Maximum Operating Temperature
100 °C
TDP (PL1, legacy label)
125 W
TDP (PL2)
251 W / 56 s
TDP down
95 W
TDP up
—

Technical details

Architecture
Rocket Lake S
Instruction set (ISA)
x86-64 (64 bit)
ISA extensions
SSE4.1, SSE4.2, AVX2, AVX-512
L2-Cache
4.00 MB
L3-Cache
16.00 MB
Part Number
—
Release date
Q1/2021
Socket
LGA 1200
Technology
14 nm
Virtualization
VT-x, VT-x EPT, VT-d

Positions in all rankings

Common positions Intel Core i9-11900K CPU in popular benchmarks, for comparison with other models.

Cinebench R23 (Single-Core)

42 place
Cinebench R23 (Multi-Core)

61 place
Cinebench R20 (Single-Core)

30 place
Cinebench R20 (Multi-Core)

56 place
Cinebench R15 (Single-Core)

14 place
Cinebench R15 (Multi-Core)

83 place
Geekbench 5, 64bit (Single-Core)

43 place
Geekbench 5, 64bit (Multi-Core)

86 place
Monero Hashrate kH/s

37 place
iGPU - FP32 Performance (Single-precision GFLOPS)

476 place
Estimated results for PassMark CPU Mark

63 place

Benchmarks

Performance tests CPU

Compare the scores of popular benchmarks Intel Core i9-11900K with other processors to understand the real speed of the CPU when processing content.

Tests include mathematical calculations, creation of 3D models, cryptocurrency mining, tests in single and multi-core modes.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Cinebench R23 (Single-Core)

Maxon's Cinebench R23 SC is a cross-platform test suite for macOs and Windows uses one CPU core, with no hypetrading

Higher values are better in this metric.

1686

Intel Core i9-11900K

1686

Intel Core i9-11900KF

1663

Intel Core i7-11700B

All the benchmark results

Cinebench R23 (Multi-Core)

Maxon's Cinebench R23 MC is a cross-platform test suite for macOs and Windows using a multi-core and hyperthreading

Higher values are better in this metric.

16211

Intel Core i9-11900K

17896

Intel Xeon E5-2683 v3

17401

AMD Epyc 7351

All the benchmark results

Cinebench R20 (Single-Core)

Cinebench R20 SC is a high load CPU test for long tasks on a desktop or notebook PC, uses one CPU core, with no hypetrading

Higher values are better in this metric.

650

Intel Core i9-11900K

732

Intel Core i7-11700B

664

Intel Core i5-12400

All the benchmark results

Cinebench R20 (Multi-Core)

Cinebench R20 MC is a high load CPU test for long tasks on a desktop or notebook PC, using a multi-core and hyperthreading

Higher values are better in this metric.

6187

Intel Core i9-11900K

6378

Intel Core i9-10900

6342

Intel Xeon Gold 6148

All the benchmark results

Cinebench R15 (Single-Core)

The Cinebench R15 SC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware

Higher values are better in this metric.

262

Intel Core i9-11900K

277

AMD Ryzen 9 5950X

270

AMD Ryzen 7 5800X

All the benchmark results

Cinebench R15 (Multi-Core)

The Cinebench R15 MC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware

Higher values are better in this metric.

2515

Intel Core i9-11900K

2544

Intel Xeon E5-2698 v3

2541

Intel Core i9-10900

All the benchmark results

Geekbench 5, 64bit (Single-Core)

Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

1878

Intel Core i9-11900K

1990

Intel Core i9-12900KF

1878

Intel Core i7-11700B

All the benchmark results

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

11645

Intel Core i9-11900K

11877

Intel Xeon Silver 4215R

11645

Intel Core i9-11900KF

All the benchmark results

Monero Hashrate kH/s

Monero hashrate is an estimated numerical value that determines how many hashes are generated by miners, benefiting from the number of cores CPU and memory speed

Higher values are better in this metric.

7.25 kH/s

Intel Core i9-11900K

8 kH/s

AMD Ryzen Threadripper 1920X

7.75 kH/s

Intel Xeon E5-2699 v4

All the benchmark results

iGPU - FP32 Performance (Single-precision GFLOPS)

The performance of the iGPU - the internal GPU in games

Higher values are better in this metric.

666 GFLOPS

Intel Core i9-11900K

702 GFLOPS

AMD A10-7800

685 GFLOPS

Apple A10X Fusion

All the benchmark results

Estimated results for PassMark CPU Mark

PassMark is a test suite that performs complex mathematical calculations to determine CPU performance on file compression, encryption and physics-related tasks

Higher values are better in this metric.

28465

Intel Core i9-11900K

28603

Intel Xeon Gold 6210U

28569

Intel Xeon E7-8880 v2

All the benchmark results

Synonyms

Nearby models in the composite benchmark index.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted. Index 0–100: equal-weight mean of each score relative to the best saved score among models with both tests. Tests: Cinebench R23 Multi-Core + Geekbench 5 Multi-Core. This index does not predict performance in every workload.