maybe this link will help you http://ark.intel.com/products/75123/Intel-Core-i7-4770K-Processor-8M-Cache-up-to-3_90-GHz#@ordering That page tells if your processor is boxed or tray/OEM (oem cpu's product number starts with CM not BX) and if fan or fanless. Its the product code that you need if you want to know what kind of processor is posted in online shops.
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