A-Tech 4GB Module for Lenovo ThinkPad E580 Laptop & Notebook Compatible DDR4 2400Mhz Memory Ram (ATMS350756A25824X1) at Amazon.com
Lenovo ThinkPad E580, Inte Core i3-8130U 2.2Ghz, 4GB DDR4 Ram, 500GB HDD, Intel HD 620 Graphics, 15.6 inch HD Screen, DOS | 20KS006UUE Buy, Best Price in Russia, Moscow, Saint Petersburg
LENOVO E580 15" Laptop - Type 20KT - Intel i3 8th Gen Processor - 256GB Solid State Drive + 500GB Hard Drive - 8GB Memory - Windows 10 Pro - B Grade - HiTECH4less
Best Buy: Lenovo ThinkPad E580 15.6" Laptop Intel Core i7 8GB Memory 500GB Hard Drive Black 20KS003LUS