Mainstream SuperServer SYS-621P-TR

CPU: Dual Socket E (LGA-4677) 5th Gen Intel® Xeon® / 4th Gen Intel® Xeon® Scalable processors
Note: Supports up to 300W TDP CPUs (Air Cooled)
Memory: Slot Count: 16 DIMM slots Max Memory (1DPC): Up to 4TB 5600MT/s ECCDDR5 RDIMMView Memory Options
SATA: SATA (6Gbps)
Chipset: Intel®C741
Network Connectivity: 2 RJ45 1GbEView AOC Options
LAN: 1 RJ45 1 GbE Dedicated BMC LAN port(s)
USB: 2 USB 2.0port(s) (front) 4 USB 3.0port(s) (rear)
Video: 1 VGAport(s)
Serial: 1 COMport(s) (Rear) 1 COMport(s) (Front)
DOM: 2 SuperDOM (Disk on Module)port(s)
TPM: 1 TPM Onboard/port 80
BIOS Type: AMI 32MB SPI Flash EEPROM
Software: SuperCloud Composer Supermicro Server Manager (SSM) Supermicro Update Manager (SUM) Supermicro SuperDoctor® 5 (SD5) Super Diagnostics Offline (SDO) Supermicro Thin-Agent Service (TAS) SuperServer Automation Assistant (SAA) New!
Power configurations: ACPI/APM Power Management
Hardware: Trusted Platform Module (TPM) 2.0 Silicon Root of Trust (RoT) – NIST 800-193 Compliant
Features: Cryptographically Signed Firmware Secure Boot Secure Firmware Updates Automatic Firmware Recovery Supply Chain Security: Remote Attestation Runtime BMC Protections System Lockdown
CPU: Monitors for CPU Cores, Chipset Voltages, Memory
FAN: Fans with tachometer monitoring Status monitor for speed control Pulse Width Modulated (PWM) fan connectors
Temperature: Monitoring for CPU and chassis environment Thermal Control for fan connectors
Form Factor: 2U Rackmount
Model: CSE-825BTS-R1K23LPP1
Height: 3.5″ (89 mm)
Width: 17.2″ (437 mm)
Depth: 25.5″ (647 mm)
Package: 11.4″ (H) x 26.7″ (W) x 34.5″ (D)
Weight: Gross Weight: 69 lbs (31.2 kg) Net Weight: 36.38 lbs (16.5 kg)
Available Color: Black
LED: HDD activity Network activity Power status System information (overheat/UID) 
Buttons: Power On/Off  System Reset
PCI-Express (PCIe) Configuration: Default2 PCIe 5.0 x8 LP slot(s) 4 PCIe 5.0 x16 LP slot(s) View AOC Options
M.2: 2 M.2 PCIe 4.0 x2 NVMe slot(s) (M-key)
Drive Bays Configuration: Default: Total 8 bay(s)4 front hot-swap 3.5″ NVMe*/SAS*/SATA drive bay(s) 4 front hot-swap 3.5″ SAS*/SATA drive bay(s)(*NVMe/SAS support may require additional storage controller and/or cables, please see the optional parts list for details)View NVMe Options View Drive Options
M.2: 2 M.2NVMe slot(s) (M-key)View M.2 Options
Peripheral Bays: 1 slim DVD bay(s) (optional)
Fans: 3 middle 8cm Fan(s)
ROHS: RoHS Compliant
Environmental Spec.: Operating Temperature: 10°C ~ 35°C (50°F ~ 95°F) Non-operating Temperature: -30°C to 60°C (-40°F to 140°F) Operating Relative Humidity: 8% to 80% (non-condensing) Non-operating Relative Humidity: 8% to 90% (non-condensing)