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Nvidia Geforce Gt 640m Gt640m N13p-glr-a1 For Asus K55vj Laptopboard 2g Ddr3 Mxm Gpu Vga /graphics Cards - Graphics Cards - AliExpress
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SONY Laptop VAIO S Series Intel Core i7 3rd Gen 3520M (2.90GHz) 8GB Memory 750GB HDD NVIDIA GeForce GT 640M LE 13.3" Windows 8 Professional 64-bit SVS13127PXB - Newegg.com
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Motherboard with processor Intel Core i7 3612QM - GeForce GT 640M LE MBX-261 for Sony Vaio SVS151A11M
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Motherboard with processor Intel Core i7 3612QM - GeForce GT 640M LE MBX-261 for Sony Vaio SVS151A11M
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Nvidia GT 640M LE:n ylikellotus BIOS-päivityksellä - Testissä Sony VAIO S15 – kevytkannettavien jokapaikanhöylä
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