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HPE ProLiant ML150 Gen9 vs Lenovo ThinkSystem ST550

Side-by-side specifications from the vendors' own documents. The HPE ProLiant ML150 Gen9 is a dual-socket 5U tower server engineered to deliver balanced compute performance and storage expansion for expanding business environments. The ThinkSystem ST550 was Lenovo's versatile 4U two-socket tower server engineered for branch offices, retail locations, distributed enterprises, and remote business environments without dedicated server rooms.

HPE ProLiant ML150 Gen9Lenovo ThinkSystem ST550
BrandHPELenovo
Statusend-of-saleend-of-sale
ReleasedSep 2014Jul 2017
Form factortowertower
Cpu sockets22
Cpu platformIntel Xeon E5-2600 v3 / v4 series up to 18 coresIntel Xeon Scalable 1st Gen (Skylake-SP) and 2nd Gen (Cascade Lake-SP) up to 125W TDP
Memory slots1612
Memory typeDDR4-2133 / DDR4-2400 SmartMemory RDIMM / LRDIMMDDR4-2666 / DDR4-2933 RDIMM / LRDIMM
Memory max (GB)512768
Drive baysUp to 10 LFF or 16 SFF hot-plug SAS/SATAUp to 16x 2.5-inch SFF hot-swap bays (supporting up to 4 AnyBay NVMe bays) or 8x 3.5-inch LFF bays
Pcie slotsUp to 6 PCIe 3.0 expansion slotsUp to 6 PCIe 3.0 slots
Power supply550W or 800W / 900W redundant hot-plugFixed 450W PSU or dual redundant 550W / 750W / 1100W AC 80 PLUS Platinum hot-swap PSUs
Gpu support—Up to 2 single-wide or 1 double-wide GPU adapter
Network onboard—Dual integrated 1GbE RJ-45 ports plus dedicated 1GbE XClarity management port

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