Apple iPhone 4S: Thoroughly Reviewed
iPhone 4S - Technical Specifications
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iPhone 4s to the iPhone 6s and finally the iPhone SE 2020 : r/iPhoneSE
iPhone 4s - Full Phone Information, Tech Specs | iGotOffer
Apple iPhone 4S review
iFixit iPhone 4S teardown confirms 512MB RAM, updated baseband | Ars Technica
![Apple Testing iPhone With 1GB of RAM Internally [Rumor] | Cult of Mac](https://www.cultofmac.com/wp-content/uploads/2011/11/iphone-4s-introduction-images.jpg "Apple Testing iPhone With 1GB of RAM Internally [Rumor] | Cult of Mac")
Apple Testing iPhone With 1GB of RAM Internally [Rumor] | Cult of Mac
iPhone 4S Has Just 512MB Of RAM?
iPhone 4S Teardown - iFixit
Report reiterates next iPhone specs (NFC,1GB RAM, LTE), says only in earlier stages of production - 9to5Mac
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iPhone 4S rumored to offer 512MB RAM instead of 1GB | Engadget
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iPhone 5 - Wikipedia
10 things you need to know about the iPhone 4S | VentureBeat
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iPhone 4S Teardown - iFixit
Apple iPhone 4s - Full phone specifications
Apple iPhone 4S - 32GB - White (AT&T) Smartphone (MC925LL/A) Unlocked | eBay
Apple iPhone 4S 8GB 16GB 32GB 64GB IOS 6.1.3 Unlocked White/Black Smart Phone | eBay
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iPhone 4S review | TechRadar
Apple iPhone 4S: Thoroughly Reviewed
iPhone 4S review | iMore
![iPhone 4S Likely Sports 512MB RAM Instead Of 1GB [REPORT] | Redmond Pie](https://cdn.redmondpie.com/wp-content/uploads/2011/10/iPhone-4S-Camera.jpg "iPhone 4S Likely Sports 512MB RAM Instead Of 1GB [REPORT] | Redmond Pie")