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Lenovo ThinkSystem ST50

Lenovo's entry single-socket tower server (machine types 7Y48 / 7Y49) for one Intel Xeon E-2100 or E-2200 processor (or Core i3, Pentium or Celeron), with four UDIMM slots (up to 64 GB), up to four 3.5-inch non-hot-swap drives and three PCIe 3.0 slots. Quiet and small enough to sit beside a desk, it is aimed at small businesses, home offices, retail, education and branch offices.

Memory

Slots
4 DIMM (2 channels, 2 DIMMs per channel)
Types
TruDDR4 2666 MHz ECC UDIMM: 8 GB (1Rx8) and 16 GB (2Rx8); non-ECC UDIMMs 4/8/16 GB in China only
Speed
2666 MHz with Xeon E; 2400 MHz with Core i3, Pentium and Celeron (all DIMMs run at the processor's maximum)
Max
64 GB (4 × 16 GB UDIMM); 32 GB UDIMMs are not supported
Rules
UDIMMs only; all DIMMs must be identical; ECC and non-ECC cannot be mixed; with two DIMMs, use one per channel
Protection
ECC

Storage

Bays
Bays 1-3: 3.5" non-hot-swap HDD or SSD; bay 4 (5.25" media bay): a 3.5" drive in a conversion tray, a 3.5" drive plus a slim USB DVD-RW, a half-high optical drive or a half-high LTO/RDX backup unit
Drives
3.5" 7.2K SATA HDDs 1/2/4/6/8 TB (plus 1/2 TB client HDDs, max 2); 3.5" SATA SSDs 240/480/960 GB (S4510, S4520, 5200, 5300)
Max capacity
32 TB (4 × 8 TB HDD) or 3.84 TB (4 × 960 GB SSD); HDDs and SSDs can share the server but not a RAID volume
Onboard SATA
6 Gb SATA, 4 ports: AHCI or Intel RSTe software RAID 0/1/5/10 (RSTe not supported with hypervisors)
RAID adapters
RAID 530-8i, 540-8i, 730-8i 1GB (not in USA/Canada) or 2GB, 930-8i 2GB, 940-8i 4GB (one adapter, slot 1 or 3)
HBAs
430-8i or 440-8i SAS/SATA 12Gb HBA (one, slot 1 or 3); the 430-8i is required for an internal LTO drive
SD cards
Optional Dual SD Card Adapter (1-2 × 32/64 GB SD cards, boot or JBOD, no RAID) mounted beside bays 1 and 2
Backup
Internal half-high LTO Gen7 or Gen8 SAS tape drive, or internal RDX USB 3.0 dock (500 GB-4 TB cartridges)
Optical
Half-high SATA DVD-ROM or DVD-RW, or 9.5 mm slim USB DVD-RW with the 5.25"-to-3.5" conversion kit; external USB DVD-RW option

Graphics

Onboard
Intel integrated graphics on most processors, 2 × DisplayPort, up to 3840×2160 at 60 Hz (1920×1200 through the DP-to-VGA or DP-to-HDMI dongles)
GPU option
NVIDIA Quadro P620 2GB, slot 1 only, max 1; needs the 400 W chassis; a GPU disables the integrated graphics and DP ports

Expansion

Slot 1
PCIe 3.0 x16, full-height half-length
Slot 2
PCIe 3.0 x1, full-height half-length
Slot 3
PCIe 3.0 x4 in an x16 connector, full-height half-length
Other adapters
Parallel port PCIe adapter (slots 2-3); no Fibre Channel or flash storage adapters

Networking

Onboard
1 × 1 GbE RJ-45 (Intel I219-LM), shared with AMT out-of-band management
Adapters
1 GbE: Intel I350-T2/T4, Broadcom 5719 (4-port), 5720 (2-port); 10 GbE: Intel X550-T1/T2, Intel X710-DA4 SFP+, Broadcom 57416 10GBASE-T
External SAS
430-8e SAS HBA or RAID 930-8e 4GB (one, slot 1 or 3)

Power

Power supply
One fixed, non-upgradeable ATX supply chosen with the chassis base: 250 W or 400 W, 80 PLUS Platinum, 100-240 V
Restrictions
250 W chassis does not support a GPU
Input
250 W: 4 A at 100-127 V, 2 A at 200-240 V; 400 W: 6 A at 100-127 V, 3 A at 200-240 V
Heat output
65 W (221 BTU/h) minimum to 205 W (699 BTU/h) maximum configuration
Cooling
80 mm front fan behind the bezel, 90 mm rear fan, CPU heatsink fan, PSU fan, fan in the optional media bay enclosure; ASHRAE A2

Ports

Front
2 × USB 3.1 Gen 1
Rear
2 × USB 3.1 Gen 1, 2 × USB 2.0, 2 × DisplayPort, 1 × serial, 1 × RJ-45 GbE, 1 × audio line-out (Windows 10 only)
Internal
USB 3.0 port on the system board (for the RDX dock)

Physical

Form factor
Tower, 4U when laid on its side; the rack mount kit (4M17A12785) takes 5U in total
Dimensions
175 mm W × 376 mm H × 424 mm D (6.9 × 14.8 × 16.7 in) including feet
Weight
7.5 kg minimum, 11.2 kg maximum
Environment
10-35 °C, 8-80 % RH, ASHRAE A2; up to 3,000 m
Acoustics
Sound power 3.4 bels typical, 4.6 bels maximum
Security
Padlock loop, Kensington slot, optional chassis intrusion switch

Management

Out-of-band
Intel AMT 12.0 with Xeon E processors (Intel Standard Manageability with Core i3/Pentium/Celeron) through the shared GbE port; no XClarity Controller
Tools
Lenovo XClarity Provisioning Manager Lite (USB key) for setup, OS install and firmware updates
Security
TPM 1.2 / 2.0, power-on and administrator passwords, NIST 800-147 compliant

Operating systems

Windows
Windows Server 2016, 2019
Linux
RHEL 7.5-7.9, 8.0-8.9, 9.0-9.3; SLES 12 SP5, 15 SP1-SP5; Ubuntu 22.04 LTS (E-2200 guide omits RHEL 7.5/8.0)
VMware
ESXi 6.5 U2/U3, 6.7 U2/U3, 7.0-7.0 U3, 8.0-8.0 U2 (ESXi 6.5 U2 and 6.7 U2 listed only for E-2100); factory ESXi preload on SD card

Processors

  • Intel Xeon E-2104G
  • Intel Xeon E-2124
  • Intel Xeon E-2124G
  • Intel Xeon E-2126G
  • Intel Xeon E-2134
  • Intel Xeon E-2136
  • Intel Xeon E-2144G
  • Intel Xeon E-2146G
  • Intel Xeon E-2174G
  • Intel Xeon E-2176G
  • Intel Xeon E-2186G
  • Intel Core i3-8100
  • Intel Core i3-8100T
  • Intel Core i3-8300
  • Intel Core i3-8300T
  • Intel Core i3-8350K
  • Intel Pentium Gold G5400
  • Intel Pentium Gold G5400T
  • Intel Pentium Gold G5500
  • Intel Pentium Gold G5500T
  • Intel Pentium Gold G5600
  • Intel Celeron G4900
  • Intel Celeron G4900T
  • Intel Celeron G4920
  • Intel Xeon E-2224
  • Intel Xeon E-2224G
  • Intel Xeon E-2226G
  • Intel Xeon E-2234
  • Intel Xeon E-2236
  • Intel Xeon E-2244G
  • Intel Xeon E-2246G
  • Intel Xeon E-2274G
  • Intel Xeon E-2276G
  • Intel Xeon E-2286G
  • Intel Core i3-9100
  • Intel Core i3-9100T
  • Intel Core i3-9300
  • Intel Core i3-9300T
  • Intel Core i3-9320
  • Intel Pentium Gold G5420
  • Intel Pentium Gold G5420T
  • Intel Pentium Gold G5600T
  • Intel Pentium Gold G5620
  • Intel Celeron G4930
  • Intel Celeron G4930T
  • Intel Celeron G4950