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Overall rank
Core i9-11900T
8 cores · 16 threads · up to 4.9 GHz on FCLGA1200.
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Cores
8
Threads
16
Boost
4.9 GHz
L3 cache
16 MB
TDP
35W
Socket
FCLGA1200
Performance breakdown
Gaming11
Productivity10
Single-core11
Multi-core33
Power efficiency9
Lab scores
Performance score11
Cores8
Threads16
Boost clock (GHz)4.9 GHz
Estimated gaming FPS
Paired with a high-end GPU. CPU impact is largest at 1080p.
1080p24 fps
1440p19 fps
4K13 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
- 1.5 GHz
- Boost clock
- 4.9 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)
- 35W
- 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 praise its low power draw and cool operation for a small PC. The common gripe is it feels slow and chokes under sustained heavy loads.
Pros
- Stays cool in tiny cases
- Plays older games well enough
- Handles office work without stutter
- Sips power, keeps electric bill low
Cons
- Only eight cores now feels outdated
- Integrated graphics are just for basic display
- Power efficiency lags behind newer competitors
Verdict
Our verdict on the Core i9-11900T
An 8-core Rocket Lake desktop processor that runs cool at 35W, but performance is strictly limited by that low power budget.
Get it if you need a low-power office PC that sips electricity and keeps your desk cool. Skip it if you want to game or edit video, because a cheaper chip with more cores will run circles around it.
Buy it if…
- You need a very low power office PC that stays quiet under load.
- You are building a compact home server that sips electricity.
- You want an older, efficient workhorse for basic desktop tasks.
Leaderboard
Its place in the overall top
3.4
10 votes
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