Check the listing for details. AMD Ryzen Threadripper Pro 3945WX 12-Core 4.0GHz sWRX8 Processor - Unlocked. Condition: Open box. Listed at 349.00 USD. Same-day shipping on orders before 11am PST Fully tested with 100% money-back guarantee AMD Ryzen Threadripper Pro 3945WX 12-Core 4.0GHz sWRX8 Processor Grade A condition; guaranteed to work perfectly; fully cleaned and tested Important features: New open-box overstockRetail model with production steppingNot vendor-locked — will work in any system Fully tested and verified to be in perfect working orderGrade A condition; no scratches, dents, etc. 30-day warranty with full money-back guarantee Specifications: Microarchitecture: Ryzen Threadripper ProCores: Twelve (dodeca-core) Clock speed: 4.00GHz per core Max boost clock speed: 4.30GHz per core Memory speed: up to 2TB of DDR4-3200MHz L3 cache: 64MB Transistor size: 7nm Max TDP: 280W In the box: 1x AMD Ryzen Threadripper Pro 3945WX processor We are committed to accurate descriptions and fast, secure shipment of your item, and we’re more than happy to assist with installation and setup. Please email us with all of your questions!