CPU Comparison

Intel Core i9-10850K vs Intel Core i9-11900

A side-by-side comparison of specs, performance and value. The Intel Core i9-10850K is a 10-core, 20-thread unlocked Comet Lake-S desktop processor that runs at 3.6 GHz base and up to 5.2 GHz turbo, targeting enthusiasts and creators who want near-10900K performance at a slightly lower price.

Top pick
Intel · Core i9
Intel Core i9-10850K
10C / 20T5.2 GHz125 W
8.4
Full review
Intel · Core i9
Intel Core i9-11900
8C / 16T5.2 GHz65 W
8
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
High-End Desktop
High-End Desktop
Generation
10th Gen Intel Core (Comet Lake-S)
11th Gen Intel Core (Rocket Lake-S)
Launched
2020
2021
Status
Discontinued
Discontinued
Codename
Comet Lake
Rocket Lake
Series
Core i9
Core i9
Family
10th Gen Core (Comet Lake-S)
11th Gen Rocket Lake-S
Predecessor
Intel Core i9-9900K/KS
Intel Core i9-10900
Successor
Intel Core i9-11900K
Intel Core i9-12900 (Alder Lake-S)

Specifications Compared

Cores & Clocks
Cores
10
8
Threads
20
16
Base Clock
3.6 GHz
2.5 GHz
Boost Clock
5.2 GHz
5.2 GHz
Cache & Power
L3 Cache
20 MB
16 MB
TDP
125 W
65 W
Architecture
Architecture
Comet Lake-S (4th-gen Skylake)
Cypress Cove (Rocket Lake-S)
Process Node
14nm++
14 nm
Memory
Memory Type
DDR4
DDR4
Memory Speed
DDR4-2933
DDR4-3200
Memory Channels
Dual (2)
Dual (2)
Max Memory
128 GB
128 GB
Platform & I/O
Socket
FCLGA1200 (LGA1200)
FCLGA1200 (LGA1200)
PCIe Version
PCIe 3.0
PCIe 4.0
PCIe Lanes
16
20
Integrated GPU
Yes
Yes
Unlocked
Yes
No

Performance Compared

Productivity

Intel Core i9-10850KBest88
Intel Core i9-1190078

Gaming

Intel Core i9-10850K84
Intel Core i9-1190084

Virtualization

Intel Core i9-10850KBest85
Intel Core i9-1190072

Efficiency

Intel Core i9-10850K60
Intel Core i9-11900Best70

Specialized Performance

AI / ML

Intel Core i9-10850KLimited
  • No dedicated AI or matrix hardware like NPU or Xe Matrix cores.
  • Suitable only for CPU-based inference or small models; not competitive with modern CPUs/accelerators for AI workloads.
Intel Core i9-11900Limited
  • No dedicated NPU or AI accelerator; relies on CPU-based AVX-512 and DL Boost for AI workloads.
  • Suitable only for lightweight CPU-based inference, not serious training or large-scale inference.

Content Creation

Intel Core i9-10850KVery Good
Adobe Premiere ProDaVinci ResolveBlenderCinema 4DAfter Effects
Intel Core i9-11900Good
Adobe Premiere ProDaVinci ResolvePhotoshopLightroomBlender (moderate scenes)

Gaming

Intel Core i9-10850KVery Good
  • High single-core clocks (up to 5.2 GHz) benefit CPU-bound games and high-refresh-rate play.
  • 10 cores help with frame pacing and streaming workloads, though few games scale beyond 8 cores today.
  • Newer Intel and AMD CPUs often deliver better gaming performance per watt and at similar or lower prices on modern platforms.
Intel Core i9-11900Very Good
  • High single-core clocks and good IPC keep 1% lows strong in most games.
  • PCIe 4.0 and ample CPU lanes benefit high-end GPU and NVMe configurations.
  • Modern Ryzen 7/9 and 12th+ Gen Intel CPUs often deliver better performance per watt and per dollar.

Industry Impact

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

Best CPU by Use Case

High-Refresh-Rate Gaming (1440p+)
Excellent
Game Streaming + Voice Chat
Very Good
4K Video Editing
Very Good
3D Rendering and Animation
Very Good
Software Development and VMs
Good
High-Refresh-Rate 1080p/1440p Gaming
Very Good
Streaming + Gaming on a Single PC
Good
Photo and Light Video Editing
Good
Office and Multitasking Workloads
Very Good
Heavy Multi-Threaded Rendering
Moderate

Target Audience

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

Strengths & Weaknesses

Intel Core i9-10850K

Pros

  • 10 cores and 20 threads still strong for gaming and multi-threaded workloads.
  • 5.2 GHz max turbo with Thermal Velocity Boost provides excellent single-core performance.
  • Unlocked multiplier for easy overclocking.
  • Performance nearly identical to i9-10900K at slightly lower price.
  • UHD Graphics 630 with Quick Sync for systems without a discrete GPU.

Cons

  • High power draw under multi-core loads (up to ~250W PL2) and thermally demanding.
  • Aging 14nm++ process is less efficient than newer Intel 7/4 and AMD 5nm/7nm designs.
  • Limited to PCIe 3.0 and DDR4-2933, no upgrade path beyond LGA1200.
  • Integrated GPU is only UHD 630, far weaker than modern iGPUs.
  • Discontinued; no long-term platform support or upgrade path.
Intel Core i9-11900

Pros

  • Strong single-threaded performance and high boost clocks for gaming and snappy response.
  • 65 W TDP makes cooling and power budgeting easier than 125 W K-series.
  • Integrated UHD Graphics 750 with Quick Sync Video for encode/decode.
  • Native PCIe 4.0 and 20 CPU lanes for modern GPUs and fast NVMe storage.
  • Good backward/forward compatibility with 400- and 500-series LGA1200 motherboards.

Cons

  • Only 8 cores, trailing 10-core Comet Lake and 12+ core Ryzen alternatives in multi-threaded workloads.
  • 14 nm Cypress Cove cores are large and power-hungry compared to newer 10 nm/7 nm designs.
  • Locked multiplier limits overclocking headroom; enthusiasts should look at the i9-11900K.
  • Platform (LGA1200) is end-of-life with no upgrade path beyond 11th Gen.
  • Under multi-threaded loads, real power draw can significantly exceed 65 W TDP.

Competitors & Alternatives

Intel Core i9-10850K

  • AMD Ryzen 9 3900X

    High-End Desktop / Creator

    Rival
  • AMD Ryzen 7 5800X

    High-End Desktop / Gaming

    Rival
  • Intel Core i7-11700K

    High-End Desktop / Gaming

    Rival
  • Intel Core i9-10900K

    High-End Desktop / Gaming

    Rival
    Compare head-to-head
  • AMD Ryzen 9 5900X

    High-End Desktop / Creator

    Rival
  • Intel Core i5-13600K
    Alt

    Newer hybrid architecture with better gaming and multi-threaded performance and higher efficiency, often at a similar price point.

  • AMD Ryzen 7 7700X
    Alt

    Much higher IPC and efficiency on AM5 with DDR5 and PCIe 5.0, better for new builds.

  • Intel Core i7-12700K
    Alt

    8 P-cores + 4 E-cores deliver strong gaming and productivity performance with better power characteristics.

  • AMD Ryzen 5 7600X
    Alt

    Great gaming and efficiency on AM5; best if you don’t need 10 cores.

  • Same platform with slightly higher IPC and clocks, though still 14nm and power-hungry.

    Compare head-to-head

Intel Core i9-11900

  • AMD Ryzen 7 5800X

    High-End Desktop

    Rival
  • Intel Core i7-11700K

    High-End Desktop

    Rival
  • Intel Core i9-10900K

    High-End Desktop

    Rival
    Compare head-to-head
  • AMD Ryzen 9 5900X

    Enthusiast/Workstation

    Rival
  • Intel Core i5-11600K

    Mainstream Enthusiast

    Rival
  • Intel Core i5-12400
    Alt

    Newer Alder Lake architecture with better efficiency and similar gaming performance at lower system cost.

  • AMD Ryzen 5 7600
    Alt

    Modern Zen 4 platform with DDR5, stronger multi-threaded performance, and better upgrade path.

  • Intel Core i7-12700K
    Alt

    Hybrid architecture with more threads and significantly better multi-threaded performance for similar or lower power.

  • AMD Ryzen 7 7700X
    Alt

    Higher IPC and efficiency on AM5 with DDR5 and a longer platform lifespan.

  • Intel Core i5-13400F
    Alt

    Great value gaming CPU with no integrated graphics needed, offering strong modern performance on a newer platform.

Our Verdict on Each

A powerful 10-core Comet Lake CPU that still delivers strong gaming and multi-threaded performance, but high power draw and an aging 14nm platform make it harder to recommend over newer, more efficient alternatives.

Best for: Used or discounted LGA1200 builds where you already own a Z490/Z590 motherboard and want a cheap 10-core upgrade for gaming and light content work.

Read the full review

A capable 8-core desktop CPU with excellent single-threaded performance and reasonable power consumption, but overshadowed by more efficient newer designs and by its own unlocked sibling.

Best for: Used or discounted LGA1200 gaming/build where you want strong single-threaded performance and integrated graphics without the 125 W TDP of the K-series.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i9-10850K or Intel Core i9-11900?

Based on our editorial ratings, the Intel Core i9-10850K comes out ahead with a score of 8.4/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which uses less power?

The Intel Core i9-11900 has the lowest rated TDP. Power draw across these chips: Intel Core i9-10850K (125 W), Intel Core i9-11900 (65 W).

Do Intel Core i9-10850K and Intel Core i9-11900 use the same socket?

Yes — all of these CPUs use the FCLGA1200 (LGA1200) socket, so they share compatible motherboards.

Which has more cores?

The Intel Core i9-10850K has the most cores. Core counts: Intel Core i9-10850K (10 cores), Intel Core i9-11900 (8 cores).

Which is faster in multi-core benchmarks?

The Intel Core i9-11900 posts the highest multi-core benchmark score. Multi-core results: Intel Core i9-10850K (16,820), Intel Core i9-11900 (22,350). Benchmark figures are approximate and workload-dependent.