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AMD Athlon 638 vs AMD Athlon 740: Comparison

Athlon 638 vs Athlon 740 p-core base clock compared

They are built to different briefs, and p-core base clock shows it, Athlon 638 2.7 GHz against Athlon 740 3.2 GHz. Socket is not the same on both, FM1 on the Athlon 638 versus FM2 on the Athlon 740. There is a split on igpu as well, None on the Athlon 638 versus Discrete Graphics Card Required on the Athlon 740.

Who each one is for

Buy the Athlon 638 for Athlon platform upgrades or repairs and budget legacy builds, though it is not the pick for modern gaming or productivity workloads and new builds. The Athlon 740 suits Athlon platform upgrades or repairs and budget legacy builds, though it is not built for modern gaming or productivity workloads and new builds.

What Athlon 638 and Athlon 740 have in common

Where they agree, they agree completely, total cores, performance cores, efficiency cores, total threads and tdp included, so the decision does not turn on any of those. They match on 11 further specifications as well.

Frequently asked questions

Is the Integrated Graphics the same on the Athlon 638 and Athlon 740?

It is. Both are listed at No, so it is not a reason to pick one over the other.

Specs and benchmarks

  • Brand

    AMD Athlon 638
    AMD
    AMD Athlon 740
    AMD
  • Product Line

    AMD Athlon 638
    Other
    AMD Athlon 740
    Other
  • Form Factor

    AMD Athlon 638
    Desktop
    AMD Athlon 740
    Desktop
  • Codename

    AMD Athlon 638
    Athlon Legacy
    AMD Athlon 740
    Athlon Legacy
  • TDP

    AMD Athlon 638
    65 W
    AMD Athlon 740
    65 W
  • iGPU

    AMD Athlon 638
    None
    AMD Athlon 740
    Discrete Graphics Card Required
  • Market Segment

    AMD Athlon 638
    Desktop
    AMD Athlon 740
    Desktop
  • Socket

    AMD Athlon 638
    FM1
    AMD Athlon 740
    FM2
  • Socket Status

    AMD Athlon 638
    End of Life
    AMD Athlon 740
    End of Life
  • Process Node

    AMD Athlon 638
    32nm
    AMD Athlon 740
    32nm
  • Total Cores

    AMD Athlon 638
    4
    AMD Athlon 740
    4
  • Performance Cores

    AMD Athlon 638
    4
    AMD Athlon 740
    4
  • Efficiency Cores

    AMD Athlon 638
    0
    AMD Athlon 740
    0
  • Total Threads

    AMD Athlon 638
    4
    AMD Athlon 740
    4
  • SMT Enabled

    AMD Athlon 638
    No
    AMD Athlon 740
    No
  • P-Core Base Clock

    AMD Athlon 638
    2.7 GHz
    AMD Athlon 740
    3.2 GHz
  • Unlocked Multiplier

    AMD Athlon 638
    No
    AMD Athlon 740
    No
  • L2 Cache

    AMD Athlon 638
    4 MB
    AMD Athlon 740
    4 MB
  • Base Power

    AMD Athlon 638
    65 W
    AMD Athlon 740
    65 W
  • Memory Type

    AMD Athlon 638
    Not Listed
    AMD Athlon 740
    Not Listed
  • Integrated Graphics

    AMD Athlon 638
    No
    AMD Athlon 740
    No
  • Retail Availability

    AMD Athlon 638
    Boxed Retail
    AMD Athlon 740
    Boxed Retail

    Which one should you pick?

    Choose AMD Athlon 638 if you want the higher L2 cache (4 MB vs 4 MB).

    Choose AMD Athlon 740 if you already have it on hand or find it at a lower price.