CPU Comparison

Intel Core i5-12450HX vs Intel Core i7-11800H

A side-by-side comparison of specs, performance and value. The Intel Core i5-12450HX is a mid-range mobile processor introduced as part of the 12th Generation Alder Lake-HX family, specifically designed to bring desktop-class performance to high-performance laptops.

Intel · Core i5
Intel Core i5-12450HX
8C / 12T4.4 GHz55 W
8.5
Full review
Top pick
Intel · Core i7
Intel Core i7-11800H
8C / 16T4.6 GHz35 W
9
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
Mobile Workstation / Gaming
High-Performance Mobile
Generation
12th Gen
11th Generation
Launched
2022
2021
Status
Active
Active
Codename
Alder Lake-HX
Tiger Lake-H
Series
Core i5
Core i7
Family
Alder Lake-HX
Tiger Lake-H
Predecessor
Intel Core i5-11400H
Intel Core i7-10875H
Successor
Intel Core i5-13450HX
Intel Core i7-12800H

Specifications Compared

Cores & Clocks
Cores
8
8
Threads
12
16
Base Clock
2.4 GHz
1.9 GHz
Boost Clock
4.4 GHz
4.6 GHz
Cache & Power
L3 Cache
12 MB
24 MB
TDP
55 W
35 W
Architecture
Architecture
Alder Lake-HX
Tiger Lake-H
Process Node
10 nm
10nm
Memory
Memory Type
DDR4, DDR5
DDR4
Memory Speed
DDR4-3200, DDR5-4800
DDR4-3200
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
128 GB
Platform & I/O
Socket
Intel BGA 1964
Intel BGA 1787
PCIe Version
PCIe 5.0
PCIe 4.0
PCIe Lanes
20
20
Integrated GPU
Yes
Yes
Unlocked
Yes
No

Performance Compared

Productivity

Intel Core i5-12450HX88

Excels in multi-threaded productivity applications due to the 12-thread hybrid design.

Intel Core i7-11800HBest92

Blazes through heavy multi-threaded applications like Premiere Pro and Blender.

Gaming

Intel Core i5-12450HX85

Provides high frame rates in modern titles when paired with a mid-range to high-end discrete GPU.

Intel Core i7-11800HBest95

Consistently high frame rates in modern titles, limited only by the discrete GPU.

Virtualization

Intel Core i5-12450HX80

Capable of running local virtual machines efficiently, though core count limits heavy parallel VMs.

Intel Core i7-11800HBest88

16 threads make it highly capable for local VMs and containerized development.

Efficiency

Intel Core i5-12450HX60

Efficiency is lower compared to P and U series due to the 55W base power and desktop lineage.

Intel Core i7-11800HBest75

Consumes more power than newer 12th Gen Alder Lake parts under load.

Specialized Performance

AI / ML

Intel Core i5-12450HXModerate
  • Can handle basic local AI inference.
  • Lacks a dedicated NPU found in newer generations.
Intel Core i7-11800HGood
  • Capable of running medium-sized local AI models
  • AVX-512 and DL Boost accelerate CPU-based inference

Content Creation

Intel Core i5-12450HXGood
Adobe Premiere ProPhotoshopBlenderDaVinci Resolve
Intel Core i7-11800HExcellent
Adobe Premiere ProDaVinci ResolveBlenderAutodesk Maya

Gaming

Intel Core i5-12450HXVery Good
  • High boost clocks ensure strong single-core gaming performance.
  • Requires a dedicated GPU as the UHD 710 iGPU is only for display output.
  • PCIe 5.0 ensures no bottleneck for latest generation graphics cards.
Intel Core i7-11800HExcellent
  • Massive 24MB L3 cache boosts game performance significantly
  • Handles CPU-bound titles like Microsoft Flight Simulator well
  • Pairs perfectly with RTX 3060 and 3070 mobile GPUs

Industry Impact

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

Best CPU by Use Case

Gaming
Very Good
Code Compilation
Excellent
Excellent
Video Editing
Good
3D Rendering
Good
Very Good
AAA Gaming
Excellent
4K Video Editing
Excellent

Target Audience

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

Strengths & Weaknesses

Intel Core i5-12450HX

Pros

  • Desktop-class performance in a mobile form factor
  • 20 PCIe 5.0 lanes for high expandability
  • Support for both DDR4 and DDR5 memory
  • Strong multi-threaded capability for the price
  • High power headroom for sustained boosts

Cons

  • High base TDP limits battery life
  • Basic UHD 710 integrated graphics
  • BGA socket prevents upgrades
  • Core overclocking is limited
Intel Core i7-11800H

Pros

  • Excellent 8-core, 16-thread performance
  • Massive 24MB L3 cache significantly boosts gaming
  • 20 PCIe 4.0 lanes for fast storage and GPUs
  • Competitive single-core clock speeds

Cons

  • Locked multiplier
  • 35W base TDP can run hot in poorly cooled laptops
  • Does not support DDR5 or LPDDR5
  • Surpassed by 12th Gen Alder Lake in hybrid efficiency

Competitors & Alternatives

Intel Core i5-12450HX

Intel Core i7-11800H

Our Verdict on Each

A highly capable mobile processor offering desktop-derived architecture, excellent PCIe expandability, and robust multi-threading for budget enthusiast laptops.

Best for: Purchasing a mid-range gaming laptop that requires desktop-class I/O and sustained performance.

Read the full review

A massive leap for Intel's mobile lineup, offering excellent 8-core multi-threaded performance and strong single-core speeds for gaming.

Best for: Buying a discounted 11th Gen gaming laptop for high-end 1080p/1440p gaming

Read the full review

Frequently Asked Questions

Which is better, Intel Core i5-12450HX or Intel Core i7-11800H?

Based on our editorial ratings, the Intel Core i7-11800H 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.

Which is faster for gaming, Intel Core i5-12450HX or Intel Core i7-11800H?

For gaming, the Intel Core i7-11800H leads with a gaming performance score of 95/100 among Intel Core i5-12450HX and Intel Core i7-11800H.

Which uses less power?

The Intel Core i7-11800H has the lowest rated TDP. Power draw across these chips: Intel Core i5-12450HX (55 W), Intel Core i7-11800H (35 W).

Do Intel Core i5-12450HX and Intel Core i7-11800H use the same socket?

No. They use different sockets (Intel Core i5-12450HX: Intel BGA 1964, Intel Core i7-11800H: Intel BGA 1787), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Core i7-11800H posts the highest multi-core benchmark score. Multi-core results: Intel Core i7-11800H (18,500). Benchmark figures are approximate and workload-dependent.