CPU Comparison

Intel Core i5-10600K vs Intel Core i7-8700K

A side-by-side comparison of specs, performance and value. The Intel Core i5-10600K is a 10th generation desktop processor built on the Comet Lake architecture. Released in April 2020, it marked a return to hyper-threading for Intel's i5 lineup, offering 6 cores and 12 threads. Manufactured using Intel's refined 14nm process, it features a base clock of 4.1 GHz and a maximum turbo boost of 4.8 GHz. This unlocked processor is designed for enthusiasts and gamers, supporting manual overclocking to extract additional performance. It utilizes the LGA 1200 socket and features 12 MB of Smart Cache. With a 125W TDP, it demands a robust cooling solution. The inclusion of Intel UHD Graphics 630 provides basic display capabilities, though discrete GPUs are recommended for serious gaming. It supports dual-channel DDR4 memory at 2666 MT/s and features 16 PCIe 3.0 lanes, making it a solid mid-range option for its time.

Intel · Core i5
Intel Core i5-10600K
6C / 12T4.8 GHz125 W
8
Full review
Top pick
Intel · Core i7
Intel Core i7-8700K
6C / 12T4.7 GHz95 W
9.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
Desktop
Desktop Enthusiast
Generation
10th Generation (Comet Lake)
Core i7 (Coffee Lake)
Launched
2020
2017
Status
Active
End-of-life
Codename
Comet Lake
Coffee Lake
Series
Core i5
Core i7
Family
10th Generation Core
8th Generation
Predecessor
Intel Core i5-9600K
Intel Core i7-7700K
Successor
Intel Core i5-11600K
Intel Core i7-9700K

Specifications Compared

Cores & Clocks
Cores
6
6
Threads
12
12
Base Clock
4.1 GHz
3.7 GHz
Boost Clock
4.8 GHz
4.7 GHz
Cache & Power
L3 Cache
12 MB
12 MB
TDP
125 W
95 W
Architecture
Architecture
Comet Lake
Coffee Lake
Process Node
14nm
14nm
Memory
Memory Type
DDR4
DDR4
Memory Speed
2666 MT/s
2666 MT/s
Memory Channels
Dual (2)
Dual (2)
Max Memory
128 GB
128 GB
Platform & I/O
Socket
LGA 1200
Intel Socket 1151
PCIe Version
PCIe 3.0
Gen 3
PCIe Lanes
16
16
Integrated GPU
Yes
Yes
Unlocked
Yes
Yes

Performance Compared

Productivity

Intel Core i5-10600K75

12 threads handle moderate workloads well, but slower than modern 8-core chips.

Intel Core i7-8700KBest90

12 threads and high clocks make quick work of compiling and rendering.

Gaming

Intel Core i5-10600K85

Still holds up well for 1080p gaming, though newer CPUs pull ahead in CPU-bound titles.

Intel Core i7-8700KBest92

Still handles modern GPUs and high-refresh-rate gaming with ease.

Virtualization

Intel Core i5-10600K70

Adequate for basic VMs, but limited by 6 cores.

Intel Core i7-8700KBest88

Great for home labs and virtualization.

Efficiency

Intel Core i5-10600K50

14nm process is power-hungry under load compared to current architectures.

Intel Core i7-8700KBest70

Consumes more power than newer generations when overclocked.

Specialized Performance

AI / ML

Intel Core i5-10600KLimited
  • No dedicated AI hardware.
  • Capable of basic CPU-based inference.
Intel Core i7-8700KLimited
  • No AI hardware
  • Strong CPU inference due to high clocks

Content Creation

Intel Core i5-10600KGood
Adobe Premiere Pro (1080p)PhotoshopLight 3D RenderingOBS Streaming
Intel Core i7-8700KVery Good
Premiere ProBlenderUnreal EngineOBS Studio

Gaming

Intel Core i5-10600KVery Good
  • High clock speeds ensure smooth frame rates in most titles.
  • Struggles slightly in heavily multi-threaded modern games.
  • Lacks PCIe 4.0, potentially bottlenecking latest Gen4 SSDs/GPUs marginally.
Intel Core i7-8700KExcellent
  • Won't bottleneck RTX 3080/4080 class GPUs
  • Excellent for 144Hz+ gaming
  • Overclocking increases frame rates further

Industry Impact

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

Best CPU by Use Case

1080p Gaming
Excellent
Esports Titles
Excellent
Basic Video Editing
Very Good
Office Productivity
Excellent
144Hz Gaming
Excellent
Overclocking
Excellent
Live Streaming
Very Good
3D Rendering
Good
VR Gaming
Excellent

Target Audience

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

Strengths & Weaknesses

Intel Core i5-10600K

Pros

  • Excellent price-to-performance for used buyers
  • Unlocked for overclocking
  • 6 cores and 12 threads
  • Includes integrated graphics
  • Strong single-core performance

Cons

  • High power consumption under load
  • 14nm process runs hot
  • No PCIe 4.0 support
  • Stock cooler not included
Intel Core i7-8700K

Pros

  • Unlocked for overclocking
  • Excellent single-core performance
  • 6 cores / 12 threads
  • Great for high-refresh gaming

Cons

  • Runs hot under load
  • Requires delidding for extreme OC
  • Older 14nm process
  • No PCIe 4.0

Competitors & Alternatives

Intel Core i5-10600K

Intel Core i7-8700K

Our Verdict on Each

A highly capable 6-core processor that brought hyper-threading back to the i5 lineup, offering excellent value for gamers, though it runs warm.

Best for: Budget upgrade for existing LGA 1200 systems.

Read the full review

An iconic processor that brought 6 cores to the mainstream, offering incredible overclocking headroom and gaming performance that holds up today.

Best for: Legacy system upgrade for high-refresh gaming without spending on a new platform.

Read the full review

Frequently Asked Questions

Which is better, Intel Core i5-10600K or Intel Core i7-8700K?

Based on our editorial ratings, the Intel Core i7-8700K comes out ahead with a score of 9.5/10. 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 i5-10600K or Intel Core i7-8700K?

For gaming, the Intel Core i7-8700K leads with a gaming performance score of 92/100 among Intel Core i5-10600K and Intel Core i7-8700K.

Which uses less power?

The Intel Core i7-8700K has the lowest rated TDP. Power draw across these chips: Intel Core i5-10600K (125 W), Intel Core i7-8700K (95 W).

Do Intel Core i5-10600K and Intel Core i7-8700K use the same socket?

No. They use different sockets (Intel Core i5-10600K: LGA 1200, Intel Core i7-8700K: Intel Socket 1151), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Core i7-8700K posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-10600K (14,500), Intel Core i7-8700K (16,000). Benchmark figures are approximate and workload-dependent.