ThinkSystem ST550 - TopSeller - LA - 2 of 2 Product Specifications Reference (PSREF) © Copyright Lenovo 2017. All rights reserved. Model Region Processor Memory Storage Controller Chassis Disk Bays Disks M.2 Drives Optical GPU Networking (PCIe) Security System Management Power Supply Base Warranty Ann Date (mm/yy) 7X10A05DLA LA 1xXeon Silver 4114 10C/2.2GHz/13.75MB/85W/DDR4-2400 2x16GB RDIMM DDR4-2666 1x930-8i 2GB flash 8x3.5" 8x3.5" SATA/SAS HS 3x600GB HDD 15K 3.5" SAS12Gbps None DVD±RW HH None None Chassis Intrusion Switch/TPM 1.2 XClarity Advanced 2x750W Platinum 3-year 07/17 7X10A05ELA LA 1xXeon Silver 4110 8C/2.1GHz/11MB/85W/DDR4-2400 2x16GB RDIMM DDR4-2666 1x930-8i 2GB flash 16x2.5" 8x2.5" SATA/SAS HS 3x900GB HDD 10K 2.5" SAS12Gbps None DVD±RW HH None None Chassis Intrusion Switch/TPM 1.2 XClarity Advanced 2x750W Platinum 3-year 07/17 7X10A05JLA LA 1xXeon Silver 4110 8C/2.1GHz/11MB/85W/DDR4-2400 1x8GB RDIMM DDR4-2666 1x530-8i 16x2.5" 8x2.5" SATA/SAS HS Open None DVD±RW HH None None Chassis Intrusion Switch/TPM 1.2 XClarity Standard 1x750W Platinum 3-year 07/17