Notes:Package contains 1PCS motherboard + 1PCS processor + 1PCS memoryThe motherboard is MACHINIST E5-RS9The processor is Intel Xeon E5 2630 V3The memory is 1CPS*16GB=16GB DDR4 2133MHz ECC RAMCPU：Intel Xeon E5-2630 v3 parametersNumber of cores Eight coresNumber of threads Sixteen threadsCPU main frequency 2.4GHzDynamic acceleration frequency 3.2GHzL3 cache 20MBBus specification QPI 8GT/sThermal Design Power (TDP) 85WNote:1 : Second-hand CPU in good condition with 1-year warranty2: There may be some small physical scratches on the surface of the CPU, which is normal3: All CPUs are strictly tested before shipmentThe motherboard does not contain a CMOS battery. (Embargo regulations)Please make sure you have purchased the correct motherboard to be compatible with your other hardware.High compatibility for a higher experience.All solid capacitors, fine workmanship, professional stability.1. M.2 SATA and M.2 NVME SSD 2280.2.1.35V DDR4 Ordinary MemorySpecification:Chipset: Q87Model: MACHINISTCPU Socket:LGA 2011-3Structure:Micro-ATXMemory socket: 4*DDR4 (64GB MAX)Memory type supported: 2133/2400/2666/3000/3200/3600mhzDDR4 memory support: Intel Xeon E5 V3 & V4 series processors LGA2011-3(If you install Intel Core i3/i5/i7 series processors, you need to install DDR4 non-ecc memory).Memory type supported: non-ecc/reg ecc/ecc(Please use Samsung, Kingston, SanDisk, Micron, Hynix and other international brands. Supported memory types: Support desktop memory/server memory. The server ram can't work with the desktop ram, it has the compability problem.)Motherboard dimension: 235mm*185mmMotherboard weight(including package): 1kg or soNote:1:The color of the bottom plate of the slot may vary from batch to batch, but it will not affect the use of the product. The product is constantly optimized and upgraded.2:Please allow 1-3mm differs due to manual measurement.3:Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.4:This planform needs powerful power supply. please make sure your power supply can enough to supports this planform.(at least 500w brand power supply)5:The battery in motherboard photos will be removed before shipping, as battery is forbidden at CN post and custom.For Customs duties problem , pls make sure you can solve the customs clearance problems by yourself, if you can't solve it, we don't advise you to buy goods in our store. We are not responsible for customs duties. Thanks for your kindly understanding.The CR2032 battery in the motherboard photo will be removed before shipping, as the battery is prohibited in CN post and customFor the problem of inaccurate temperature control of the test motherboard: the motherboard does not have a temperature control chip, the software test is a virtual temperature (can be 110°-120°), the actual temperature can be measured by a thermometer, and the normal use does not exceed 50°.