CPU Comparison

Intel Core i7-9700K vs Core i7-11700K

A side-by-side comparison of specs, performance and value. The Intel Core i7-9700K is a 9th Generation desktop processor launched in October 2018 under the Coffee Lake Refresh family. Built on the 14nm process, it was the first i7 processor to feature 8 physical cores, albeit without Hyper-Threading. It operates at a base clock of 3.6 GHz and can boost up to 4.9 GHz, making it an exceptionally fast chip for gaming. With a 95W TDP, it requires robust cooling to maintain peak performance. The processor includes 12MB of L3 cache and supports dual-channel DDR4 memory. Unlike the i7-9700F, it features Intel UHD Graphics 630, allowing for basic display output without a dedicated GPU. The unlocked multiplier makes it a favorite among overclocking enthusiasts. The i7-9700K was highly praised for its gaming prowess upon release, offering excellent frame rates and responsiveness, and remains a capable gaming CPU in the current landscape.

Intel · Core i7
Intel Core i7-9700K
8C / 8T4.9 GHz95 W
8.5
Full review
Intel · Core i7
Core i7-11700K
8C / 16T5 GHz125 W
8.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
Desktop
Desktop
Generation
9th Gen Core i7
Core i7 (Rocket Lake-S)
Launched
2018
2021
Status
End-of-life
End-of-life
Codename
Coffee Lake
Rocket Lake
Series
Core i7
Core i7
Family
Coffee Lake
11th Generation Core i7
Predecessor
Intel Core i7-8700K
Intel Core i7-10700K
Successor
Intel Core i7-10700K
Intel Core i7-12700K

Specifications Compared

Cores & Clocks
Cores
8
8
Threads
8
16
Base Clock
3.6 GHz
3.6 GHz
Boost Clock
4.9 GHz
5 GHz
Cache & Power
L3 Cache
12 MB
16 MB
TDP
95 W
125 W
Architecture
Architecture
Coffee Lake
Rocket Lake (Cypress Cove)
Process Node
14nm
14nm
Memory
Memory Type
DDR4
DDR4
Memory Speed
2666 MT/s
DDR4-3200
Memory Channels
Dual (2)
Dual (2)
Max Memory
128 GB
128 GB
Platform & I/O
Socket
Intel Socket 1151
Intel Socket 1200
PCIe Version
PCIe 3.0
PCIe 4.0
PCIe Lanes
16
20
Integrated GPU
Yes
Yes
Unlocked
Yes
Yes

Performance Compared

Productivity

Intel Core i7-9700K80

Strong performance, but lacks Hyper-Threading for maximum multi-threaded scaling.

Core i7-11700KBest88

Strong application performance thanks to high clocks and IPC improvements.

Gaming

Intel Core i7-9700K90

Excellent gaming performance, still capable of pushing high frame rates.

Core i7-11700KBest92

Excellent 1080p and 1440p gaming performance, trading blows with AMD's Ryzen 7 5800X.

Virtualization

Intel Core i7-9700K70

8 cores are good, but 8 threads limit parallel VM performance.

Core i7-11700KBest85

16 threads handle virtualization well, but lacks quad-channel memory of HEDT.

Efficiency

Intel Core i7-9700K60

14nm process and high clocks result in significant power draw when overclocked.

Core i7-11700K60

Power draw can exceed 250W under all-core load; efficiency lags behind TSMC 7nm nodes.

Specialized Performance

AI / ML

Intel Core i7-9700KLimited
  • No dedicated AI hardware
  • Good CPU inference due to high clocks
Core i7-11700KModerate
  • AVX-512 support accelerates specific workloads
  • DL Boost for AI inference
  • Limited by 14nm power scaling under sustained load

Content Creation

Intel Core i7-9700KGood
Premiere ProPhotoshopOBS StudioBlender
Core i7-11700KVery Good
Adobe Premiere ProPhotoshopBlenderOBS StudioAutodesk AutoCAD

Gaming

Intel Core i7-9700KExcellent
  • High single-core speeds benefit gaming
  • Capable of 144Hz+ gaming
  • Still relevant for modern GPUs
Core i7-11700KExcellent
  • Exceptional single-core speed
  • Low latency for competitive gaming
  • PCIe 4.0 benefits high-end GPUs

Industry Impact

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

Best CPU by Use Case

High Refresh Rate Gaming
Excellent
Overclocking
Excellent
Streaming
Very Good
Video Editing
Good
3D Rendering
Good
Good
High-Refresh-Rate Gaming
Excellent
Video Editing (4K)
Very Good
Streaming and Encoding
Very Good
Office Productivity
Overkill

Target Audience

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

Strengths & Weaknesses

Intel Core i7-9700K

Pros

  • Excellent gaming performance
  • Unlocked for overclocking
  • Uses Solder TIM for better cooling
  • 8 physical cores

Cons

  • Lacks Hyper-Threading
  • Dead LGA 1151 platform
  • High power consumption when overclocked
  • 14nm process is outdated
Core i7-11700K

Pros

  • Excellent single-core and gaming performance
  • 19% IPC uplift over 10th Gen
  • 20 PCIe 4.0 lanes for storage and GPUs
  • Unlocked for overclocking
  • Drop-in upgrade for LGA 1200 motherboards
  • AVX-512 instruction support

Cons

  • High power consumption under multi-core loads
  • Runs very hot under heavy stress
  • 14nm process is stretched to its limits
  • End-of-life platform with no future upgrade path
  • Stock cooler not included

Competitors & Alternatives

Intel Core i7-9700K

Core i7-11700K

Our Verdict on Each

A legendary gaming CPU that introduced 8 cores to the i7 lineup. Its high clocks and unlocked multiplier make it great for enthusiasts, though it lacks Hyper-Threading.

Best for: For PC builders considering the Core i7-9700K today, it is only recommended if purchased used at a significant discount. It remains an excellent gaming CPU, capable of handling modern titles without bottlenecking mid-range GPUs. The unlocked multiplier allows for easy overclocking, extending its lifespan. However, the lack of Hyper-Threading limits its potential in heavily multi-threaded productivity tasks like video editing or 3D rendering compared to modern CPUs. Avoid this processor if you are building a new system from scratch, as the LGA 1151 socket is dead, offering no upgrade path. If you already own a Z390 motherboard and are upgrading from a lower-tier 8th or 9th Gen CPU, the 9700K is a worthwhile investment. For everyone else, an AMD Ryzen 5 5600X or Intel Core i5-12400F offers better value, modern architecture, and an upgrade path.

Read the full review
Core i7-11700KRecommended

A powerful 8-core CPU with excellent single-core speeds and PCIe 4.0, though its 14nm process runs hot and draws significant power under heavy load.

Best for: Upgrading an existing LGA 1200 system without buying a new motherboard.

Read the full review

Frequently Asked Questions

Which is faster for gaming, Intel Core i7-9700K or Core i7-11700K?

For gaming, the Core i7-11700K leads with a gaming performance score of 92/100 among Intel Core i7-9700K and Core i7-11700K.

Which uses less power?

The Intel Core i7-9700K has the lowest rated TDP. Power draw across these chips: Intel Core i7-9700K (95 W), Core i7-11700K (125 W).

Do Intel Core i7-9700K and Core i7-11700K use the same socket?

No. They use different sockets (Intel Core i7-9700K: Intel Socket 1151, Core i7-11700K: Intel Socket 1200), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Core i7-11700K posts the highest multi-core benchmark score. Multi-core results: Core i7-11700K (18,000). Benchmark figures are approximate and workload-dependent.