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AMD Fx Processor 4.2 4 FD4350FRHKBOX

AMD Fx Processor 4.2 4 FD4350FRHKBOX

Bottom line: The AMD Fx Processor 4.2 4 FD4350FRHKBOX ($78.02 on Amazon as of 2026-11-07 17:22 UTC): Fully unlocked multiplier out of the box for straightforward overclocking on 990FX boards; main trade-off: bulldozer architecture posts weak single-thread performance versus modern CPUs.

$78.02 on Amazon, checked (price may vary)

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-11-07. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Fully unlocked multiplier out of the box for straightforward overclocking on 990FX boards
  • ✓ 4.2 GHz clock speed handles 3D modeling and video editing timelines without stutter
  • ✓ 32nm die shrink cuts leakage, so thermals and clock headroom beat older 45nm FX chips

Cons

  • ✗ Bulldozer architecture posts weak single-thread performance versus modern CPUs
  • ✗ Four cores limit heavy mega-tasking compared to the 6- and 8-core FX chips
  • ✗ AM3+ platform is long discontinued, so motherboard and DDR3 sourcing is a scavenger hunt
  • ✗ No integrated graphics, so a discrete card is mandatory

Manufacturer description

AMD FX processor unlocks maximum, unrestrained processing performance for extreme responsiveness you can see and feel.

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SpecPicks Verdict

SpecPicks scored AMD Fx Processor 4.2 4 FD4350FRHKBOX using a rating × review-volume × price-fit model applied to published specs and reviews across the processors category. Compare with similarly-priced alternatives in the processors category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for processors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Supreme power available from virtually every Core configuration
  • Aggressive performance for mega-tasking and intensive applications like video editing and 3D modeling
  • Native desktop Processor for unmatched multitasking and pure Core performance with "bulldozer" architecture
  • 32 nanometer die shrink designed to reduce leakage for improved efficiency, Increased Clock rate headroom and better thermals
  • Delivers more Cores and more performance without raising the power requirements
  • Designed for graphics-intensive applications

Full Specifications

BrandAMD
Wattage125 watts
PlatformWindows
CPU ModelAMD FX
CPU Speed4.2 GHz
CPU SocketSocket AM3+
Model NumberFD4350FRHKBOX
Built-In MediaProcessor
Mfr Part NumberFD4350FRHKBOX
Number of Items1
Processor BrandAMD
Processor Count4
Processor Speed4.2 GHz
Secondary Cache12 MB
CPU ManufacturerAMD
Processor SeriesAMD FX
Processor SocketSocket AM3+
Processor Core Count4
Cache Memory Installed Size8
Global Trade Identification Number00730143302616, 05053973152141

Benchmark data for other processors

Ready to buy?

AMD Fx Processor 4.2 4 FD4350FRHKBOX is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $78.02

*Price sourced from Amazon.com. Last updated 2026-11-07. Price and availability subject to change.

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AMD Fx Processor 4.2 4 FD4350FRHKBOX
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