Attention: You are ordering the CPU Model you selected from Model Box drop down menu. Description ??Condition :? Used and 100% tested ??# of Cores :? 2 ??# of Threads :?4 ??Processor Base Frequency :?i7 620M 2.66Ghz / i7 640M 2.8Ghz ??Cache:?4Mb ?? Note :?Item Serial Numbers Recorded Photographed and sent to for my protection against scammers. Please do research by yourself to make sure the item is what you really need(to fit your device) before you commit to buy. Visit My Store About Us Thanks for looking at my listings. I am a retired high school librarian who loves to hunt down and organize unique and vintage items. Your questions are always welcome! Contact Us Feel free to contact us if you have any questions or if you require large quantities or customized products. We value your interest and are here to assist you in any way possible. You are always welcome to visit our store at Visit My Store eoutletsdirect.c0m Track Page Views With Auctiva's Counter