Home/Processors/Intel Core i9 11900
Intel Core i9 11900
Intel Desktop CPU

Intel Core i9 11900

49B
Cores8
Threads16
Boost Clock5.2 GHz
TDP65 W
SocketLGA-1200
Process14 nm
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Benchmarks

Cinebench 2024 Single-Core96
Cinebench 2024 Multi-Core812
TDP65 W
Cache L316MB
Cinebench 2024 (Single)96
Cinebench 2024 (Multi)812
Geekbench 6 (Single-Core)2123
Geekbench 6 (Multi-Core)9598
Passmark CPU (Single-Core)3372
Passmark CPU (Multi-Core)22,346
Blender CPU169.01
iGPU FLOPS0.7 TFLOPS

Full specifications

GeekBench v6

File compression
642.5 MB/sec
Clang compilation
76.8 Klines/sec
HTML 5 Browser
198.3 pages/sec
PDF Renderer
302.4 Mpixels/sec
Text processing
217.9 pages/sec
Background blur
32.5 images/sec
Photo processing
78 images/sec
Ray tracing
20.3 Mpixels/sec

PassMark

Integer math
83.5 GOps/sec
Floating point math
48.8 GOps/sec
Find prime numbers
62M Primes/sec
Random string sorting
33M Strings/sec
Data encryption
13.8 GBytes/sec
Data compression
284.1 MBytes/sec
Physics
969 Frames/sec
Extended instructions
19.6B Matrices/sec

Performance Per Watt

Cinebench 2024 / Watt
12.5 PPW
Geekbench 6 Multi / Watt
147.7 PPW
Passmark CPU Mark / Watt
343.8 PPW
Blender / Watt
2.6 PPW

General

Vendor
Intel
Released
March 16, 2021
Type
Desktop
Instruction Set
x86-64
Codename
Rocket Lake
Model number
i9-11900
Integrated GPU
UHD Graphics 750
AMD Equivalent
- AMD Ryzen 9 5900

CPU

P-Cores
8
P-Threads
16
Base Frequency (P)
2.5 GHz
Turbo Boost Frequency (P)
5.2 GHz
Total Cores
8
Total Threads
16
Bus Frequency
100 MHz
Multiplier
25x
Bus Bandwidth
8 GT/s
L1 Cache
64K (per core)
L2 Cache
512K (per core)
L3 Cache
16MB (shared)
Unlocked Multiplier
No

Package

Fabrication Process
14 nm
TDP (PL1)
65 W
Socket
LGA-1200
Peak Temperature
100°C

iGPU

Integrated Graphics
Intel UHD Graphics 750
GPU Base Clock
300 MHz
GPU Boost Clock
1300 MHz
Shading Units
256
TMUs
64
ROPs
32
Execution Units
32
TGP
15 W

Memory Support

Memory Types
- DDR4-3200
Max. Memory Size
128 GB
Memory Channels
2
Max. Memory Bandwidth
50 GB/s
ECC Support
No

Misc

Official Site
Intel Core i9 11900 official page
PCI Express Version
4.0
PCI Express Lanes
20
Technologies
- Compute: ABM, ADX, AVX-512F, BMI1, BMI2, CLMUL, F16C, SHA - Performance: EIST, TBT 2.0, TBT 3.0, TSX, TVB - Virtualization: VT-d, VT-x - Security: RDRAND, TXT, XD bit

Specifications compiled from NanoReview. Last updated 2026-09-29.

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