CPU Comparison

Intel Core i5-2540M (BGA) vs Core i7-620M

A side-by-side comparison of specs, performance and value. The Intel Core i5-2540M BGA variant is a ball-grid-array version of the same Sandy Bridge dual-core chip, soldered directly to the motherboard and commonly found in thinner laptops where socketed CPUs were not feasible.

Top pick
Intel · Core i5
Intel Core i5-2540M (BGA)
2C / 4T3.3 GHz35 W
5.5
Full review
Intel · Core i7
Core i7-620M
2C / 4T3.333 GHz35 W
3.5
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
Mobile
Mobile (Standard Power)
Generation
2nd Gen Core i5 (Sandy Bridge)
Core i7 (Arrandale)
Launched
2011
2010
Status
End-of-life
End-of-life
Codename
Sandy Bridge
Arrandale
Series
Core i5
Core i7
Family
Sandy Bridge
Arrandale
Predecessor
Intel Core i5-560M (BGA)
Intel Core 2 Duo (Penryn)
Successor
Intel Core i5-3210M (BGA)
Intel Core i7-2620M (Sandy Bridge)

Specifications Compared

Cores & Clocks
Cores
2
2
Threads
4
4
Base Clock
2.6 GHz
2.66 GHz
Boost Clock
3.3 GHz
3.333 GHz
Cache & Power
L3 Cache
3 MB
4 MB
TDP
35 W
35 W
Architecture
Architecture
Sandy Bridge
Arrandale
Process Node
32nm
32nm (CPU) / 45nm (IMC/GPU)
Memory
Memory Type
DDR3
DDR3
Memory Speed
DDR3-1333
DDR3-1066
Memory Channels
Dual (2)
Dual (2)
Max Memory
16 GB
8 GB
Platform & I/O
Socket
Intel BGA 1023
Socket G1 (rPGA988A)
PCIe Version
PCIe 2.0
PCIe 2.0
PCIe Lanes
16
16
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Intel Core i5-2540M (BGA)Best35

Adequate for word processing and spreadsheets but slow with modern web applications.

Core i7-620M15

Struggles with modern web and office software.

Gaming

Intel Core i5-2540M (BGA)15

Intel HD 3000 cannot handle modern games. Only legacy titles at minimum settings are playable.

Core i7-620M15

Can run very old games, but lacks modern instructions.

Virtualization

Intel Core i5-2540M (BGA)20

Supports VT-x and VT-d but only 2 cores limit practical virtualization use.

Core i7-620M20

Can run basic VMs but lacks RAM support.

Efficiency

Intel Core i5-2540M (BGA)Best25

35 W TDP is modest for 2011 but inefficient compared to any modern mobile processor.

Core i7-620M20

35W for 2 cores is inefficient by modern standards.

Specialized Performance

AI / ML

Intel Core i5-2540M (BGA)None
  • No AI-specific hardware
  • Cannot execute modern ML inference workloads
Core i7-620MNot Supported
  • No AI capabilities.

Content Creation

Intel Core i5-2540M (BGA)Very Poor
Basic Document Editing
Core i7-620MNot Supported (Modern)
Legacy 1080p editing

Gaming

Intel Core i5-2540M (BGA)Very Poor
  • No modern graphics API support
  • Intel HD 3000 limited to DirectX 10.1
  • Unsuitable for any game released after 2013
Core i7-620MPoor (Modern Context)
  • Ironlake graphics are too weak; relies on discrete GPUs. Lacks AVX2.

Industry Impact

Gaming
Negligible
Moderate (Legacy)
Workstations
Negligible
Low
Content Creation
Negligible
Moderate (Legacy)
Virtualization
Low
Low

Best CPU by Use Case

Office Work
Adequate
Web Browsing
Adequate with lightweight browsers
Media Consumption
Adequate for 1080p video
Gaming
Very Poor
Software Development
Limited
Legacy Gaming
Good (Legacy)
Office Productivity (Legacy)
Very Good
Modern Web Browsing
Poor
Video Editing (1080p)
Poor (Modern)
Programming (Legacy)
Good

Target Audience

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

Strengths & Weaknesses

Intel Core i5-2540M (BGA)

Pros

  • Identical performance to the upgradeable rPGA variant
  • Enables thinner laptop designs
  • AES-NI encryption acceleration
  • Reliable platform for basic tasks in 2011

Cons

  • Cannot be upgraded or replaced
  • Same performance limitations as the rPGA variant
  • BGA solder joints can fail with thermal cycling over many years
  • No modern graphics API support
  • Completely obsolete for current workloads
Core i7-620M

Pros

  • Very high clock speeds for 2010
  • Good single-threaded performance
  • Socketed design allows replacement
  • Included AES-NI

Cons

  • Only 2 cores
  • Obsolete integrated graphics
  • High 35W TDP for a dual-core
  • Lacks modern instruction sets

Competitors & Alternatives

Intel Core i5-2540M (BGA)

  • AMD A6-3410MX

    Mobile APU

    Rival
  • AMD A8-3510MX

    Mobile APU

    Rival
  • AMD Phenom II N970

    Mobile Mainstream

    Rival
  • Intel Core i5-2540M (rPGA)

    Mobile Mainstream

    Rival
  • Intel Core i7-2620M (BGA)

    Mobile Performance

    Rival
  • Intel Core i5-3210M (BGA)
    Alt

    Ivy Bridge successor with 22nm process and improved HD 4000 graphics.

  • Intel Core i5-3320M (BGA)
    Alt

    Higher-clocked Ivy Bridge option for BGA platforms.

  • AMD Ryzen 5 5500U
    Alt

    Modern 6-core, 12-thread mobile processor with dramatically superior performance.

  • Current-generation mid-range mobile CPU with 10 cores and Intel Iris Xe graphics.

    Compare head-to-head

Core i7-620M

Our Verdict on Each

Functionally identical to the rPGA variant in performance, but the BGA packaging means it cannot be upgraded or replaced, which is a significant limitation for long-term usability.

Best for: None, as the BGA variant cannot be purchased separately for upgrades

Read the full review
Core i7-620MSituational

A high-performance standard-voltage mobile CPU for 2010, but completely obsolete by modern standards.

Best for: Legacy laptop repair

Read the full review

Frequently Asked Questions

Which is better, Intel Core i5-2540M (BGA) or Core i7-620M?

Based on our editorial ratings, the Intel Core i5-2540M (BGA) comes out ahead with a score of 5.5/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Do Intel Core i5-2540M (BGA) and Core i7-620M use the same socket?

No. They use different sockets (Intel Core i5-2540M (BGA): Intel BGA 1023, Core i7-620M: Socket G1 (rPGA988A)), so each needs a compatible motherboard.

Which is faster in multi-core benchmarks?

The Intel Core i5-2540M (BGA) posts the highest multi-core benchmark score. Multi-core results: Intel Core i5-2540M (BGA) (3,800), Core i7-620M (2,200). Benchmark figures are approximate and workload-dependent.