CPU Comparison

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

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 i9-11900K
8C / 16T5.3 GHz125 W
7.8
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 (Rocket Lake-S)
Launched
2020
2021
Status
Discontinued
Discontinued
Codename
Comet Lake
Rocket Lake (Cypress Cove)
Series
Core i9
Core i9
Family
10th Gen Core (Comet Lake-S)
11th Generation Core i9 (Rocket Lake-S)
Predecessor
Intel Core i9-9900K/KS
Intel Core i9-10900K
Successor
Intel Core i9-11900K
Intel Core i9-12900K (Alder Lake)

Specifications Compared

Cores & Clocks
Cores
10
8
Threads
20
16
Base Clock
3.6 GHz
3.5 GHz
Boost Clock
5.2 GHz
5.3 GHz
Cache & Power
L3 Cache
20 MB
16 MB
TDP
125 W
125 W
Architecture
Architecture
Comet Lake-S (4th-gen Skylake)
Cypress Cove (14nm backport of Sunny Cove)
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
Yes

Performance Compared

Productivity

Intel Core i9-10850KBest88
Intel Core i9-11900K80

Gaming

Intel Core i9-10850K84
Intel Core i9-11900KBest85

Virtualization

Intel Core i9-10850KBest85
Intel Core i9-11900K70

Efficiency

Intel Core i9-10850KBest60
Intel Core i9-11900K55

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 i9-11900KLimited
  • 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

Content Creation

Intel Core i9-10850KVery Good
Adobe Premiere ProDaVinci ResolveBlenderCinema 4DAfter Effects
Intel Core i9-11900KGood
Adobe Premiere ProDaVinci ResolveBlender (CPU)Cinema 4DAfter Effects

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 i9-11900KVery 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

Industry Impact

Gaming
Moderate
Moderate
Workstations
Moderate
Low
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 Gaming
Very Good
Lightly‑Threaded Productivity
Very Good
Video Editing (H.264/H.265)
Good
3D Rendering
Good
Virtualization
Fair

Target Audience

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

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 i9-11900K

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

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 i9-11900K

  • 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

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 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

Frequently Asked Questions

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

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 is faster for gaming, Intel Core i9-10850K or Intel Core i9-11900K?

For gaming, the Intel Core i9-11900K leads with a gaming performance score of 85/100 among Intel Core i9-10850K and Intel Core i9-11900K.

Do Intel Core i9-10850K and Intel Core i9-11900K 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 i9-11900K (8 cores).

Which is faster in multi-core benchmarks?

The Intel Core i9-11900K posts the highest multi-core benchmark score. Multi-core results: Intel Core i9-10850K (16,820), Intel Core i9-11900K (24,947). Benchmark figures are approximate and workload-dependent.