CPU Comparison

Core i5-12400 vs Core i7-10700

A side-by-side comparison of specs, performance and value. The Intel Core i5-12400 is a 6-core, 12-thread desktop processor that redefined the mainstream market. Built on the Alder Lake architecture, it utilizes 6 pure Performance cores, reaching up to 4.4 GHz. With an 18MB L3 cache and a 65W base TDP, it strikes an optimal balance between power and thermals. It features UHD Graphics 730 for basic display output and supports both DDR4 and DDR5 memory on the LGA 1700 platform. Known for its exceptional price-to-performance ratio, it quickly became the go-to chip for budget gamers and productivity users alike.

Top pick
Intel · Core i5
Core i5-12400
6C / 12T4.4 GHz65 W
9
Full review
Intel · Core i7
Core i7-10700
8C / 16T4.8 GHz65 W
8.2
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Desktop
Desktop
Segment
Desktop
Desktop
Generation
12th Gen
10th Generation Core i7
Launched
2022
2020
Status
Active
Active
Codename
Alder Lake-S
Comet Lake
Series
Core i5
Core i7
Family
Alder Lake
10th Gen
Predecessor
Intel Core i5-11400
Intel Core i7-9700
Successor
Intel Core i5-13400
Intel Core i7-11700

Specifications Compared

Cores & Clocks
Cores
6
8
Threads
12
16
Base Clock
2.5 GHz
2.9 GHz
Boost Clock
4.4 GHz
4.8 GHz
Cache & Power
L3 Cache
18 MB
16 MB
TDP
65 W
65 W
Architecture
Architecture
Alder Lake-S
Comet Lake
Process Node
Intel 7 (10nm)
14nm
Memory
Memory Type
DDR4, DDR5
DDR4
Memory Speed
DDR5-4800, DDR4-3200
DDR4-2933
Memory Channels
Dual (2)
Dual (2)
Max Memory
256 GB
128 GB
Platform & I/O
Socket
LGA 1700
LGA 1200
PCIe Version
PCIe 5.0
PCIe 3.0
PCIe Lanes
16
16
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Core i5-1240085

Snappy and reliable for all standard desktop applications.

Core i7-10700Best90

16 threads handle heavy multitasking and office applications flawlessly.

Gaming

Core i5-1240090

Fantastic gaming performance that punches well above its weight class.

Core i7-1070090

Excellent gaming performance when paired with a dedicated GPU.

Virtualization

Core i5-1240078

Very capable for homelab and development VMs.

Core i7-10700Best85

8 cores provide ample resources for running multiple VMs.

Efficiency

Core i5-12400Best90

Highly efficient 65W design with minimal heat output.

Core i7-1070065

14nm process is less efficient than modern competitors under heavy load.

Specialized Performance

AI / ML

Core i5-12400Limited
  • No dedicated AI hardware
  • Standard CPU inference
Core i7-10700Limited
  • No AI acceleration hardware
  • Relies on discrete GPU for AI
  • Standard CPU vector processing only

Content Creation

Core i5-12400Good
Premiere Pro (1080p)PhotoshopOBS StudioBlender (CPU)
Core i7-10700Very Good
Premiere ProPhotoshopOBS StudioUnity

Gaming

Core i5-12400Excellent
  • Does not bottleneck current mid-range GPUs
  • Strong single-core speeds
  • Consistent frame times due to pure P-cores
Core i7-10700Excellent
  • Strong single-core speeds
  • iGPU available for troubleshooting
  • PCIe 3.0 only

Industry Impact

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

Best CPU by Use Case

1080p Gaming
Excellent
Excellent
Esports Gaming
Excellent
Office Productivity
Excellent
Excellent
Programming
Excellent
Light Streaming
Good
Software Development
Excellent
Light 3D Rendering
Good
Media Consumption
Excellent

Target Audience

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

Strengths & Weaknesses

Core i5-12400

Pros

  • Outstanding price-to-performance
  • Pure 6 P-core design
  • Runs cool and quiet
  • DDR5 and PCIe 5.0 support
  • Includes Laminar RM1 cooler

Cons

  • Locked multiplier
  • UHD 730 graphics are basic
  • Only 16 PCIe 5.0 lanes
  • No E-cores for background tasks
  • 117W PL2 requires decent motherboard VRM
Core i7-10700

Pros

  • 8 cores and 16 threads
  • Includes UHD 630 integrated graphics
  • 65W base TDP
  • Excellent value in the used market
  • Wide motherboard compatibility

Cons

  • Locked multiplier
  • 14nm process runs hot under boost
  • PCIe 3.0 only
  • UHD 630 is very weak for gaming

Competitors & Alternatives

Core i5-12400

Core i7-10700

Our Verdict on Each

Core i5-12400Recommended

An outstanding value CPU that delivers excellent gaming and productivity performance without breaking the bank.

Best for: Building a budget or mid-range gaming PC where value is the top priority.

Read the full review
Core i7-10700Recommended

A highly reliable 8-core desktop CPU with integrated graphics, offering great value for general computing and mid-range gaming.

Best for: Building a budget office PC or upgrading an older LGA 1200 system.

Read the full review

Frequently Asked Questions

Which is better, Core i5-12400 or Core i7-10700?

Based on our editorial ratings, the Core i5-12400 comes out ahead with a score of 9/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Do Core i5-12400 and Core i7-10700 use the same socket?

No. They use different sockets (Core i5-12400: LGA 1700, Core i7-10700: LGA 1200), so each needs a compatible motherboard.

Which has more cores?

The Core i7-10700 has the most cores. Core counts: Core i5-12400 (6 cores), Core i7-10700 (8 cores).

Which is faster in multi-core benchmarks?

The Core i5-12400 posts the highest multi-core benchmark score. Multi-core results: Core i5-12400 (16,500), Core i7-10700 (14,500). Benchmark figures are approximate and workload-dependent.