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#187 of 555
Overall rank

Core i9-11900

8 cores · 16 threads · up to 5.1 GHz on FCLGA1200.

4.2 · 40 votes

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Cores
8
Threads
16
Boost
5.1 GHz
L3 cache
16 MB
TDP
65W
Socket
FCLGA1200

Performance breakdown

Gaming13
Productivity12
Single-core13
Multi-core33
Power efficiency11

Lab scores

Performance score13
Cores8
Threads16
Boost clock (GHz)5.1 GHz

Estimated gaming FPS

Paired with a high-end GPU. CPU impact is largest at 1080p.

1080p29 fps
1440p23 fps
4K16 fps

Full specifications

Processor & cores
Architecture
Rocket Lake
Process node
14 nm
Socket
FCLGA1200
Release year
2021
Total cores
8
Threads
16
Integrated graphics
Intel UHD Graphics 750
Clocks & cache
Base clock
2.5 GHz
Boost clock
5.1 GHz
L1 cache
512 KB
L2 cache
2 MB
L3 cache
16 MB
Memory & platform
Memory support
DDR4-3200
Max capacity
128 GB
Channels
2
Max bandwidth
50 GB/s
Base power (TDP)
65W
Max temperature
100°C
PCIe
PCIe 4.0
Technologies
Instruction sets
SSE4.1, SSE4.2, AVX2, AVX-512
Extensions
AES-NI, AVX, VT-x, VT-d, Turbo Boost Max 3.0, TXT, TSX
Community Feedback

What Owners Say

Owners love the fast single-core performance for gaming, but hate the high power draw that makes it run hot and need a beefy cooler.

Pros
  • Plays modern games without bottlenecking
  • Stays cool in small cases
  • Handles heavy multitasking comfortably
  • Sips power for an i9
Cons
  • Not a big upgrade from last gen
  • Requires new motherboard for small gains
  • Runs hot with the stock cooler
Verdict

Our verdict on the Core i9-11900

An eight-core Rocket Lake desktop chip that runs cool and quiet but trails its AMD rival in multi-threaded work.

Get it if you need a solid upgrade for an older LGA1200 board and care more about low power draw than raw speed. Skip it if you want maximum performance for gaming or heavy workloads, as cheaper options often beat it.

Buy it if…

  • Buy it if you need a cool-running office PC upgrade.
  • Buy it if you want stable performance in a small prebuilt.
  • Buy it if you're on a tight budget for a basic work desktop.
4.2

40 votes

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