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  • I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
  • I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
  • I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
  • I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
  • I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
  • I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU
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I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU

  • 1 - 9 Pieces
    $64.77
  • 10 - 29 Pieces
    $63.47
  • >= 30 Pieces
    $62.18
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I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Performance Computing: 6 cores/12 threads and 8MB cache deliver exceptional multitasking and parallel processing for demanding applications like video editing, 3D rendering, and professional software.
  • Dynamic Performance: Intel Turbo Boost Technology dynamically adjusts clock speeds (up to 3.3 GHz) to optimize performance under heavy workloads, while Hyper-Threading Technology enhances thread efficiency.

Key features

  • 1. Advanced Material Technology

    • With an aluminum heatsink design, ensure optimal thermal management to maintain peak performance under heavy workloads.

  • 2. Customizable Interactive Design

    • With overclocking capabilities and Intel Turbo Boost Technology, customize performance to meet specific workload demands, unlocking speeds beyond standard clock rates.

  • 3. High-Performance Parameters

    • With a 3.3 GHz base clock (up to 3.8 GHz with Turbo Boost) and 6 cores/12 threads, achieve rapid processing speeds for intensive applications like video editing and multitasking.

  • 4. Scenario-Specific Optimization

    • With laptop-optimized architecture and 55W TDP, deliver seamless performance for high-demand tasks in portable setups, ideal for gaming, professional workflows, and multitasking.

  • 5. Industry-Standard Compatibility

    • With LGA 2011 socket certification and Intel Hyper-Threading Technology, ensure compatibility with high-end motherboards and adherence to Intel’s rigorous engineering standards.

Product details

I7-3940XM Processor 4 Cores 3.0GHz Base 8MB Cache 55W TDP PGA988B Socket CPU

The Intel Core i7-3940XM Processor delivers high-performance computing for demanding applications in laptops. With 4 cores, 3.0GHz base clock, and 8MB cache, it balances power efficiency (55W TDP) with robust multitasking capabilities. Designed for socket PGA988B systems, it supports advanced technologies like Hyper-Threading and Turbo Boost for optimized performance in professional workflows and gaming.

Technical specifications

FeatureSpecificationApplication Scenario
Cores4 coresIdeal for multitasking in laptops
Base Clock3.0GHzEnsures smooth performance in apps
Cache8MB L3Accelerates data access for software
TDP55WEfficient cooling for mobile use
Socket TypePGA988BCompatible with high-end laptop boards
TechnologyTurbo BoostDynamically boosts clock speed under load

Customization guide

Adjustable overclocking parameters allow users to tailor performance to specific workloads. For example, increasing the clock speed via Turbo Boost can enhance gaming or rendering tasks, while optimizing cooling solutions improves sustained performance in compact laptop designs.

Get inspired

With its blend of power and portability, the i7-3940XM enables seamless multitasking in professional laptops. Whether editing 4K videos, running simulations, or gaming on the go, this processor ensures responsiveness and reliability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Cores2 cores4 cores6 cores
Base Clock2.5GHz3.0GHz3.5GHz
Cache4MB6MB8MB
TDP45W55W75W

Supplier's note

  1. Technical Breakthroughs:

    • Hyper-Threading: 4 cores with 8 threads enable parallel processing for complex applications.
    • Turbo Boost: Dynamic clock speed adjustment (up to 3.3GHz) optimizes performance without overheating.
    • Low TDP Design: 55W TDP ensures efficient cooling in compact laptop builds.

  2. Version Selection Guide:

    • Base Model: Ideal for general users needing basic multitasking (e.g., office work).
    • Advanced Model: Targets professionals requiring balanced performance for video editing or light gaming.
    • Pro Model: Engineers and gamers demanding peak performance for 3D rendering or high-end simulations.

With the Pro Model’s 6 cores and 3.5GHz clock speed, users can handle resource-intensive tasks 20% faster than traditional mobile CPUs. Its 8MB cache paired with Turbo Boost ensures seamless multitasking even under heavy loads.

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Core Count & ThreadsHigh-end gaming, video editingIndustry: 4 cores/8 threads ▲ Our Base: 6 cores/12 threads ▲ Advanced: 8 cores/16 threads (Intel Hyper-Threading)▲ Base: 6 cores enable parallel processing for multitasking. ▲ Advanced: 8 cores boost heavy workloads.Higher power consumption; requires robust cooling.
Thermal Design Power (TDP)High-performance laptops with cooling systemsIndustry: 65W ▲ Our Base: 95W ▲ Advanced: 120W (meets Intel thermal specs)▲ Base: 95W delivers sustained performance for intensive tasks. ▲ Advanced: 120W for extreme overclocking.Demands advanced cooling solutions; higher power draw.
Clock SpeedGaming, 3D renderingIndustry: 2.5 GHz base ▲ Our Base: 3.3 GHz base (up to 3.9 GHz Turbo) ▲ Advanced: 3.6 GHz base (up to 4.2 GHz)▲ Base: 3.3 GHz base with Turbo Boost for dynamic performance. ▲ Advanced: Higher clock speeds for peak gaming.Increased heat generation at higher speeds.
Cache SizeDatabase management, multitaskingIndustry: 6MB L3 ▲ Our Base: 8MB L3 ▲ Advanced: 10MB L3 (ISO 15408 certified)▲ Base: 8MB reduces latency for frequent data access. ▲ Advanced: 10MB enhances complex application performance.Larger cache increases cost and power use.
Socket CompatibilityCustom high-end buildsIndustry: LGA 1151 ▲ Our Base: LGA 2011 ▲ Advanced: LGA 2066 (Intel-certified)▲ Base: LGA 2011 supports premium motherboards. ▲ Advanced: LGA 2066 for future-proofing.Limited compatibility with mainstream motherboards.
Overclocking SupportEnthusiast builds, overclockingIndustry: No ▲ Our Base: Yes (up to 3.9 GHz) ▲ Advanced: Yes (up to 4.2 GHz)▲ Base: Turbo Boost enables safe overclocking. ▲ Advanced: Higher headroom for custom tuning.Requires advanced cooling and user expertise.

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