CPU Comparison

Intel Core i9-11900K vs Intel Core i9-11900T

A side-by-side comparison of specs, performance and value. The Intel Core i9-11900K is an 8-core, 16-thread high-end desktop processor built on Intel’s 14nm Rocket Lake-S architecture, featuring Cypress Cove cores backported from 10nm, native PCIe 4.0 and DDR4‑3200 support, and UHD Graphics 750. It targets enthusiasts and gamers who want strong single‑threaded and gaming performance from Intel’s final 14nm desktop generation, though it sacrifices core count and efficiency versus AMD’s Zen 3 alternatives.

Top pick
Intel · Core i9
Intel Core i9-11900K
8C / 16T5.3 GHz125 W
7.8
Full review
Intel · Core i9
Intel Core i9-11900T
8C / 16T4.9 GHz35 W
7
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
High-End Desktop
Low-Power Desktop
Generation
11th Gen (Rocket Lake-S)
11th Gen (Rocket Lake-S)
Launched
2021
2021
Status
Discontinued
Discontinued
Codename
Rocket Lake (Cypress Cove)
Rocket Lake
Series
Core i9
Core i9
Family
11th Generation Core i9 (Rocket Lake-S)
11th Generation Core i9
Predecessor
Intel Core i9-10900K
Intel Core i9-10900T
Successor
Intel Core i9-12900K (Alder Lake)
N/A (Discontinued platform)

Specifications Compared

Cores & Clocks
Cores
8
8
Threads
16
16
Base Clock
3.5 GHz
1.5 GHz
Boost Clock
5.3 GHz
4.9 GHz
Cache & Power
L3 Cache
16 MB
16 MB
TDP
125 W
35 W
Architecture
Architecture
Cypress Cove (14nm backport of Sunny Cove)
Rocket Lake
Process Node
14 nm
14 nm
Memory
Memory Type
DDR4
DDR4
Memory Speed
DDR4-3200
3200 MT/s
Memory Channels
Dual (2)
Dual (2)
Max Memory
128 GB
128 GB
Platform & I/O
Socket
FCLGA1200 (LGA1200)
FCLGA1200
PCIe Version
PCIe 4.0
PCIe 4.0
PCIe Lanes
20
20
Integrated GPU
Yes
Yes
Unlocked
Yes
No

Performance Compared

Productivity

Intel Core i9-11900KBest80
Intel Core i9-11900T72

Gaming

Intel Core i9-11900KBest85
Intel Core i9-11900T65

Virtualization

Intel Core i9-11900KBest70
Intel Core i9-11900T55

Efficiency

Intel Core i9-11900K55
Intel Core i9-11900TBest88

Specialized Performance

AI / ML

Intel Core i9-11900KLimited
  • Supports Intel DL Boost (AVX‑512 VNNI) for some AI inference workloads
  • No dedicated AI hardware; modern CPUs with NPUs or better efficiency are preferable for serious AI workloads
Intel Core i9-11900TPoor
  • No dedicated AI acceleration hardware
  • Suitable only for very light CPU-based inference
  • Not recommended for AI workloads

Content Creation

Intel Core i9-11900KGood
Adobe Premiere ProDaVinci ResolveBlender (CPU)Cinema 4DAfter Effects
Intel Core i9-11900TLimited
Adobe Photoshop (Light tasks)DaVinci Resolve (Proxy workflow)Video Encoding (with Quick Sync)Basic 3D Modeling

Gaming

Intel Core i9-11900KVery Good
  • Strong single‑threaded and 1080p high‑refresh performance
  • Competitive with Ryzen 7 5800X in many titles at similar clocks
  • Newer mid‑range CPUs often match or exceed it in value and efficiency
Intel Core i9-11900TFair
  • High single-core boost helps in some scenarios
  • Low base clock can cause frame time variability under sustained load
  • Best paired with a mid-range GPU for 1080p gaming

Industry Impact

Gaming
Moderate
Low
Workstations
Low
Low
Content Creation
Moderate
Low
Virtualization
Low
Low

Best CPU by Use Case

High‑Refresh‑Rate Gaming
Very Good
Lightly‑Threaded Productivity
Very Good
Video Editing (H.264/H.265)
Good
3D Rendering
Good
Virtualization
Fair
Office & Productivity
Very Good
4K Media Playback
Excellent
Light Photo Editing
Good
Everyday Multitasking
Excellent
Compact Gaming Build (with dGPU)
Fair

Target Audience

Gamers
Targeted
Content Creators
Targeted
Developers
Targeted
Workstation Users
Streamers
Targeted
Office / Productivity
Targeted
Students
Targeted

Strengths & Weaknesses

Intel Core i9-11900K

Pros

  • Strong single‑threaded and gaming performance
  • Native PCIe 4.0 with 20 CPU lanes
  • UHD Graphics 750 with Quick Sync Video
  • Unlocked multiplier with robust boost algorithms
  • Good drop‑in upgrade option for LGA1200

Cons

  • High power draw and heat, especially under AVX loads
  • Only 8 cores versus 10 on the i9‑10900K and 12+ on Ryzen 9
  • 14nm process limits efficiency and overclocking headroom
  • Discontinued platform with no future CPU upgrades
  • Launch pricing was high relative to competing Ryzen parts
Intel Core i9-11900T

Pros

  • Very low 35W TDP for quiet and compact builds
  • Includes capable UHD Graphics 750 with Quick Sync
  • PCIe 4.0 support for faster storage and GPUs
  • Configurable TDP-down to 25W for ultra-efficient operation
  • Good performance for everyday tasks and media playback

Cons

  • Low base clock (1.5 GHz) for a desktop CPU
  • High power limits under load (PL2 115W) negate efficiency under stress
  • Discontinued platform with no upgrade path
  • Outperformed by modern low-power CPUs in efficiency and performance
  • Locked multiplier limits tuning options

Competitors & Alternatives

Intel Core i9-11900K

  • AMD Ryzen 9 5900X

    High‑End Desktop / Creator

    Rival
  • AMD Ryzen 7 5800X

    High‑End Desktop / Gaming

    Rival
  • Intel Core i9-10900K

    High‑End Desktop

    Rival
    Compare head-to-head
  • Intel Core i7-11700K

    High‑End Desktop

    Rival
  • Intel Core i5-11600K

    Mainstream Gaming

    Rival
  • AMD Ryzen 7 5800X3D
    Alt

    Better gaming performance and efficiency with 3D V‑Cache on a modern AM4 platform.

  • Intel Core i7-12700K
    Alt

    Hybrid architecture with more threads, better multi‑threaded performance, and a newer platform (LGA1700/DDR5).

  • Intel Core i5-13600K
    Alt

    Stronger multi‑threaded performance, better efficiency, and more modern features at a similar or lower price.

  • AMD Ryzen 5 7600
    Alt

    Modern AM5 platform with DDR5, very good single‑threaded performance, and lower power draw.

  • Significantly higher multi‑threaded performance and better efficiency on LGA1700, though more expensive.

    Compare head-to-head

Intel Core i9-11900T

  • AMD Ryzen 7 5700G

    Low-Power Desktop APU

    Rival
  • AMD Ryzen 5 5600G

    Low-Power Desktop APU

    Rival
  • Intel Core i5-11400T

    Low-Power Desktop

    Rival
  • Intel Core i7-11700T

    Low-Power Desktop

    Rival
  • AMD Ryzen 7 PRO 4750G

    Low-Power Desktop APU

    Rival
  • Intel Core i5-12400
    Alt

    Better performance and modern platform for similar or lower cost.

  • AMD Ryzen 5 5600
    Alt

    Superior gaming and productivity performance with better efficiency.

  • Intel Core i3-12100
    Alt

    Excellent value and efficiency for basic needs.

  • AMD Ryzen 7 5700X
    Alt

    More cores and threads for productivity at a similar price point.

  • Intel Core i5-13400
    Alt

    Latest generation with hybrid architecture and better overall performance.

Our Verdict on Each

A fast, hot‑running 8‑core CPU that excels in gaming and lightly‑threaded work but is outclassed in efficiency and heavy multi‑thread by cheaper Ryzen 5000 and later Intel parts, making it a niche buy outside of discounted LGA1200 upgrades.

Best for: Upgrading an existing LGA1200 system (Z490/Z590) with strong cooling and a discounted 11900K, where you want better single‑threaded and gaming performance without changing platforms.

Read the full review

A capable but niche processor for users who prioritize low power and heat over maximum performance, though it's outperformed by modern CPUs in efficiency and speed.

Best for: Used or refurbished build for a compact, quiet, low-power desktop with integrated graphics.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i9-11900K or Intel Core i9-11900T?

Based on our editorial ratings, the Intel Core i9-11900K comes out ahead with a score of 7.8/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Intel Core i9-11900K or Intel Core i9-11900T?

For gaming, the Intel Core i9-11900K leads with a gaming performance score of 85/100 among Intel Core i9-11900K and Intel Core i9-11900T.

Which uses less power?

The Intel Core i9-11900T has the lowest rated TDP. Power draw across these chips: Intel Core i9-11900K (125 W), Intel Core i9-11900T (35 W).

Do Intel Core i9-11900K and Intel Core i9-11900T use the same socket?

No. They use different sockets (Intel Core i9-11900K: FCLGA1200 (LGA1200), Intel Core i9-11900T: FCLGA1200), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Core i9-11900K posts the highest multi-core benchmark score. Multi-core results: Intel Core i9-11900K (24,947), Intel Core i9-11900T (14,500). Benchmark figures are approximate and workload-dependent.