Lenovo ThinkSystem ST50 V2

Lenovo's entry single-socket tower server (machine types 7D8J / 7D8K) in a 17-litre chassis, for one Intel Xeon E-2300 (up to 8 cores) or Pentium G6x05 processor, with four UDIMM slots (up to 128 GB DDR4-3200), two 3.5-inch and one 2.5-inch internal drive bays, an NVMe M.2 boot slot and three PCIe slots (one Gen4 x16). Built for small businesses, home offices, retail, education and branch offices.

Memory

Slots: 4 DIMM (2 channels, 2 DIMMs per channel)
Types: TruDDR4 3200 MHz ECC UDIMM: 8 GB (1Rx8), 16 GB (2Rx8), 32 GB (2Rx8)
Speed (Xeon): 3200 MHz with 1-2 DIMMs or 4 single-rank DIMMs; 2933 MHz with 4 dual-rank DIMMs
Speed (Pentium): 2666 MHz with 1-2 DIMMs or 4 single-rank DIMMs; 2400 MHz with 4 dual-rank DIMMs
Max: 128 GB (4 × 32 GB UDIMM)
Rules: UDIMMs only; 1, 2 or 4 DIMMs (3 is not supported); all DIMMs identical; with two DIMMs use slots 1 and 3
Protection: ECC; no memory mirroring or rank sparing

Storage

Bays: Bay 1: 3.5" HDD/SSD; bay 2 (optional): 2.5" SSD; bay 3 (optional): 3.5" HDD/SSD, mounted on the optical drive cage; all non-hot-swap and reachable only with the side cover off
M.2: 1 × NVMe M.2 2280 boot drive in a bracket (ThinkSystem ST50/ST45 Series NVMe M.2 Bracket Kit); 7450 PRO 480/960 GB (PCIe 4.0) or N600Si 960 GB (PCIe 3.0)
Drives: 3.5" 7.2K SATA HDDs 1/2/4/6/8 TB (plus 1/2 TB client HDDs); 3.5" and 2.5" SATA SSDs 240/480/960 GB (5300, 5400 PRO, S4520)
Max capacity: 16 TB (2 × 8 TB 3.5" HDD) plus 960 GB (2.5" SSD); 1.92 TB with 3.5" SSDs
Onboard SATA: 6 Gb SATA, 3 ports: AHCI or Intel RSTe software RAID 0/1/5 (RSTe not supported with hypervisors)
RAID / HBA: ThinkSystem RAID 5350-8i or 4350-8i SAS/SATA 12Gb HBA (one, slot 1)
Optical: Optional 9 mm slim SATA DVD-RW in a dedicated bay (needs the slim ODD cage); external USB DVD-RW option
Backup: No internal tape or RDX; external backup units only

Graphics

Onboard: Intel integrated graphics on Xeon "G" and Pentium processors, 2 × DisplayPort, up to 3840×2160 at 60 Hz (1920×1200 through the DP-to-VGA or DP-to-HDMI dongles; one dongle type at a time)
GPU option: NVIDIA T1000 8GB (ThinkSystem NVIDIA Quadro RTX T1000 8GB PCIe Active GPU), slot 1, max 1; a GPU disables the integrated graphics and DP ports

Expansion

Slot 1: PCIe 4.0 x16, full-height half-length (PCIe 3.0 with a Pentium processor)
Slot 2: PCIe 3.0 x1 (open-ended x1 connector), full-height half-length
Slot 3: PCIe 3.0 x4 in an x16 connector, full-height half-length
Other: No Fibre Channel, flash storage or external SAS adapters

Networking

Onboard: 1 × 1 GbE RJ-45 (Intel I219-LM), shared with AMT out-of-band management
Adapters: 1 GbE: Broadcom 5719 (4-port), 5720 (2-port), Intel I350-T2/T4; 10 GbE: Broadcom 57416 10GBASE-T, Intel X550-T2; 25 GbE: Intel E810-DA2 SFP28

Power

Power supply: One fixed, non-upgradeable ATX supply: 300 W 80 PLUS Gold (not sold in the EU or UK), or 500 W 80 PLUS Platinum (92 %, or 94 % ErP Lot 9 version)
Restrictions: 300 W supply does not support the 8-core E-2378, E-2378G or E-2388G; a GPU needs at least 300 W
Input: 300 W: 3.88 A at 100-127 V, 1.69 A at 200-240 V (0.365 kVA max); 500 W: 6.13 A at 100-127 V, 2.70 A at 200-240 V (0.619 kVA max)
Heat output: 130 W (443 BTU/h) minimum to 221 W (754 BTU/h) maximum configuration
Cooling: 80 mm front fan behind the bezel, optional 92 mm rear fan (required with drive bay 3 and for >80 W CPUs), CPU heatsink fan (≤80 W CPUs), PSU fan; ASHRAE A2

Ports

Front: 1 × USB-C 3.2 Gen 2 (10 Gbps), 2 × USB 3.2 Gen 2, 2 × USB 3.2 Gen 1, microphone and headset jacks (Windows 10/11 only)
Rear: 4 × USB 3.2 Gen 1, 2 × DisplayPort, 1 × serial, 1 × RJ-45 GbE, 1 × audio line-out (Windows 10/11 only)
Audio: Mono speaker behind the front bezel

Physical

Form factor: Tower (17 litres); 4U laid on its side, 5U in total with the ST45/ST50/ST250 Series Rack Mount Kit (4XF7A78620)
Dimensions: 170 mm W × 376 mm H × 316 mm D (6.7 × 14.8 × 12.4 in) including feet
Weight: Up to 9.4 kg (20.7 lb)
Environment: 10-35 °C, 8-80 % RH, ASHRAE A2; up to 3,050 m
Acoustics: Sound power 3.5 bels idle typical, 5.4 bels operating
Security: Padlock loop, Kensington slot, optional intrusion switch

Management

Out-of-band: Intel AMT 15.0 with Xeon E processors (Intel Standard Manageability with Pentium) 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 2.0, power-on and administrator passwords, NIST 800-147 compliant

Operating systems

Windows: Windows Server 2019, 2022
Linux: RHEL 8.4-8.10, 9.0-9.8, 10.0-10.2; SLES 15 SP3-SP5, SP7; Ubuntu 22.04 and 24.04 LTS
VMware: ESXi 7.0 U3, 8.0-8.0 U3, 9.0, 9.1; factory ESXi 8.0 / 8.0 U1 preload (not with a GPU)
Boot: UEFI only (no legacy boot)

Processors

Intel Xeon E-2314
Intel Xeon E-2324G
Intel Xeon E-2334
Intel Xeon E-2336
Intel Xeon E-2356G
Intel Xeon E-2374G
Intel Xeon E-2378
Intel Xeon E-2378G
Intel Xeon E-2386G
Intel Xeon E-2388G
Intel Pentium Gold G6405
Intel Pentium Gold G6405T
Intel Pentium Gold G6505
Intel Pentium Gold G6505T
Intel Pentium Gold G6605