CPU Comparison

Intel Core i5-11600K vs Intel Core i7-11700KF

A side-by-side comparison of specs, performance and value. The Intel Core i5-11600K is a 6-core, 12-thread desktop processor launched in March 2021. Based on the Rocket Lake architecture, it utilizes the Cypress Cove microarchitecture on Intel's 14nm process. Featuring a base clock of 3.9 GHz and a turbo boost of 4.9 GHz, it targets mainstream gamers and enthusiasts. Unlike the KF variant, it includes Intel UHD Graphics 750. With a 125W base TDP, it offers unlocked overclocking and 20 PCIe 4.0 lanes, bringing next-gen connectivity to the LGA 1200 platform.

Intel · Core i5
Intel Core i5-11600K
6C / 12T4.9 GHz125 W
8
Full review
Intel · Core i7
Intel Core i7-11700KF
8C / 16T5 GHz125 W
8
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
Desktop
Desktop
Generation
11th Gen (Rocket Lake-S)
11th Generation
Launched
2021
2021
Status
End-of-life
End-of-life
Codename
Rocket Lake
Rocket Lake
Series
Core i5
Core i7
Family
11th Generation
Rocket Lake-S
Predecessor
Core i5-10600K
Intel Core i7-10700KF
Successor
Core i5-12600K
Intel Core i7-12700KF

Specifications Compared

Cores & Clocks
Cores
6
8
Threads
12
16
Base Clock
3.9 GHz
3.6 GHz
Boost Clock
4.9 GHz
5 GHz
Cache & Power
L3 Cache
12 MB
16 MB
TDP
125 W
125 W
Architecture
Architecture
Rocket Lake (Cypress Cove)
Rocket Lake
Process Node
14 nm
14nm
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
Intel Socket 1200 (LGA1200)
LGA 1200
PCIe Version
PCIe 4.0
PCIe 4.0
PCIe Lanes
20
20
Integrated GPU
Yes
None
Unlocked
Yes
Yes

Performance Compared

Productivity

Intel Core i5-11600K80

Capable multi-threaded performance for typical productivity applications.

Intel Core i7-11700KFBest88

8 cores at 5.0 GHz make short work of compilation and rendering tasks.

Gaming

Intel Core i5-11600K85

Handles modern games easily at 1080p and 1440p when paired with a mid-to-high-end GPU.

Intel Core i7-11700KFBest90

Outstanding gaming performance, easily pushing 240Hz+ in esports titles when paired with fast RAM and a high-end GPU.

Virtualization

Intel Core i5-11600K75

Adequate for light virtualization tasks, though limited to 6 cores.

Intel Core i7-11700KFBest85

Strong core count and clock speeds provide excellent VM performance.

Efficiency

Intel Core i5-11600KBest60

Power consumption is high under load due to the 14nm process pushing high clocks.

Intel Core i7-11700KF40

The 14nm process at 125W+ is highly inefficient and generates massive heat under load.

Specialized Performance

AI / ML

Intel Core i5-11600KModerate
  • Supports AVX-512 and DLBoost for basic AI workloads.
  • Not ideal for large-scale AI training.
Intel Core i7-11700KFModerate
  • AVX-512 accelerates specific workloads
  • High clock speeds help with CPU-based inference

Content Creation

Intel Core i5-11600KGood
Adobe Premiere ProPhotoshopBlenderOBS Studio
Intel Core i7-11700KFVery Good
Premiere ProAfter EffectsUnreal Engine 5Blender

Gaming

Intel Core i5-11600KExcellent
  • High single-core boost clocks ensure smooth gameplay.
  • PCIe 4.0 support benefits newer GPUs.
  • QuickSync technology accelerates video encoding.
Intel Core i7-11700KFExcellent
  • 5.0 GHz boost is excellent for CPU-bound games
  • PCIe 4.0 ensures zero GPU bottlenecks
  • Requires a dedicated GPU

Industry Impact

Gaming
High
High
Workstations
Moderate
Moderate
Content Creation
Moderate
Moderate
Virtualization
Moderate
Moderate

Best CPU by Use Case

1080p & 1440p Gaming
Excellent
Live Streaming
Good
Code Compilation
Very Good
Video Editing
Good
Office Productivity
Excellent
4K & VR Gaming
Excellent
Overclocking
Excellent
High-Refresh-Rate Esports
Excellent
Game Streaming
Very Good

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 i5-11600K

Pros

  • Strong single-core performance for gaming
  • Integrated UHD 750 graphics for troubleshooting
  • Unlocked multiplier for overclocking
  • PCIe 4.0 support
  • Backwards compatible with 400-series motherboards

Cons

  • High power consumption under load
  • 14nm process runs hot compared to competitors
  • Limited to 6 cores while competitors offered 8 at this tier
  • End-of-life platform
  • Relatively high launch price
Intel Core i7-11700KF

Pros

  • Unlocked for overclocking
  • Hits 5.0 GHz on single cores
  • 20 PCIe 4.0 lanes
  • Excellent single-thread performance

Cons

  • Runs extremely hot under load
  • 125W TDP requires heavy-duty cooling
  • No integrated graphics
  • 14nm process is inefficient

Competitors & Alternatives

Intel Core i5-11600K

  • AMD Ryzen 5 5600X

    Desktop

    Rival
  • Compare head-to-head
  • Intel Core i5-12400

    Desktop

    Rival
  • AMD Ryzen 5 7600X

    Desktop

    Rival
  • Intel Core i7-11700K

    Desktop

    Rival
  • Slightly cheaper option if you already own a dedicated GPU.

    Compare head-to-head
  • AMD Ryzen 5 5600
    Alt

    More power-efficient alternative on the AM4 platform.

  • Intel Core i5-11400
    Alt

    Budget-friendly alternative if overclocking is not needed.

  • AMD Ryzen 7 5700X
    Alt

    Offers 8 cores for better multi-threaded workloads at similar pricing.

Intel Core i7-11700KF

Our Verdict on Each

An excellent choice for mid-range gaming and productivity, offering good single-core speeds, PCIe 4.0, and integrated graphics for troubleshooting.

Best for: Building a mid-range gaming PC on the LGA 1200 platform.

Read the full review

A fast, overclockable CPU that delivers top-tier gaming performance, but runs very hot and requires high-end cooling to reach its full potential.

Best for: Enthusiast upgrading an existing Z590 system with high-end cooling.

Read the full review

Frequently Asked Questions

Which is faster for gaming, Intel Core i5-11600K or Intel Core i7-11700KF?

For gaming, the Intel Core i7-11700KF leads with a gaming performance score of 90/100 among Intel Core i5-11600K and Intel Core i7-11700KF.

Do Intel Core i5-11600K and Intel Core i7-11700KF use the same socket?

No. They use different sockets (Intel Core i5-11600K: Intel Socket 1200 (LGA1200), Intel Core i7-11700KF: LGA 1200), so each needs a compatible motherboard.

Which has more cores?

The Intel Core i7-11700KF has the most cores. Core counts: Intel Core i5-11600K (6 cores), Intel Core i7-11700KF (8 cores).

Which is faster in multi-core benchmarks?

The Intel Core i5-11600K posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-11600K (0). Benchmark figures are approximate and workload-dependent.