AMD
Athlon II X4 645 Processor (ADX645WFGMBOX)
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
Product DescriptionAMD Athlon II X4 645, 95W, AM3, 2MB Cache, 3100MHz.From the ManufacturerAMD Athlon II X4 645, 95W, AM3, 2MB Cache, 3100MHz
SpecPicks Verdict
SpecPicks classifies AMD Athlon II X4 645 Processor (ADX645WFGMBOX) as a mid-pack option worth checking against alternatives in the retro cpus category, based on 36 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. AMD's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for retro cpus 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 Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ 2MB Cache
- ✓ Backed by AMD's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Below-average customer rating — read recent reviews before buying
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- 3.1 ghz
- 2MB Cache
Full Specifications
| Brand | AMD |
|---|---|
| Wattage | 95 watts |
| CPU Model | Athlon |
| CPU Speed | 3.1 GHz |
| CPU Socket | Socket AM3 |
| Model Number | ADX645WFGMBOX |
| Mfr Part Number | ADX645WFGMBOX |
| Processor Brand | AMD |
| Processor Count | 4 |
| Processor Speed | 3.1 GHz |
| Secondary Cache | 2 MB |
| CPU Manufacturer | AMD |
| Item Part Number | ADX645WFGMBOX |
| Processor Series | Athlon |
Ready to buy?
AMD Athlon II X4 645 Processor (ADX645WFGMBOX) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
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