Intel Core 2 Quad Q9300 Q9400 Q9500 Q9550 Q9650 Processor Socket LGA 775 CPU Please note! Each item have been tested critically before shipment effected ,We have build several testing stations specially for CPU ,please buy it with worry-free. Photo (appearance, color, origin, serial number) for reference only, random delivery, if customers have specific requirements of the product's quality, can give us message,thanks. If you have any question before buy then pls feel free contact me.Thanks! This is used,we will test it can working 100% before we send to our customer,thanks! 1. All products are 100% original and tested before shipment. 2. When you place an order, we will ship it to you as soon as possible within three days. 3. If there is any problem with the product, we will replace it for free within 15 days after receipt, lifetime warranty, please rest assured to buy 4. Your satisfaction and positive feedback are very important to us. If you are satisfied with our goods and services, please leave positive feedback and 5 stars. 5. If you have any questions about our goods or services, please contact us before leaving negative feedback. We will do our best to resolve any issues and provide you with the best customer service. I wish you a happy shopping