UP SuperServer SYS-521C-NR

2U UP CloudDC with 12 hot-swap 3.5″ SAS/SATA (2 NVMe hybrid) bays and 6 PCIe 5.0 slots + 1 PCIe 5.0 AIOM slot

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Key Applications

Cloud Computing
Network Appliance
Database/Storage
Data Center Optimized
AI inferencing, ML training

Key features

Single Socket E (LGA-4677) 4th/5th Gen Intel® Xeon® Scalable processors. Up to 350W TDP
Intel® C741 Chipset
16 DIMMs; Supports 3DS DDR5 RDIMM. Up to 5600 MHz
Single AIOM with NCSI (OCP 3.0) for networking, 1 dedicated IPMI LAN
12x front hot-swap 3.5″ SATA3 drive bays (Optional 2 hybrid Gen5 NVMe), SAS3 with additional SAS controller card
Redundant Titanium 1200W Power Supplies

Specifications

Product SKUs
SuperServer SYS-521C-NR

Motherboard
Super X13SEDW-F

Processor
CPU	Single Socket E (LGA-4677) 5th Gen Intel® Xeon® / 4th Gen Intel® Xeon® Scalable processors
Core Count	Up to 64C/128T; Up to 320MB Cache
Note	Supports up to 350W TDP CPUs (Air Cooled)

GPU
Max GPU Count	Up to 2 double-width or 4 single-width GPU(s)
Supported GPU	NVIDIA PCIe: H100, L40, T1000, RTX A6000, RTX A4000, RTX A2000, L40S, L4, A40, A30, A16, A2 View GPU Options
CPU-GPU Interconnect	PCIe 5.0 x16 CPU-to-GPU Interconnect

System Memory
Memory	Slot Count: 16 DIMM slots/8 Channels Max Memory (1DPC): Up to 2TB 5600MT/s ECC DDR5 RDIMM Max Memory (2DPC): Up to 4TB 4400MT/s ECC DDR5 RDIMM View Memory Options
Memory Voltage	1.1V

On-Board Devices
SATA	SATA (6Gbps) ; RAID 0/1/5/10 support
NVMe	NVMe; RAID 0/1/5/10 support(Intel® VROC RAID key required) View NVMe Options
Chipset	Intel® C741
Network Connectivity	Via AIOM View AIOM Options View AOC Options

Input / Output
LAN	1 RJ45 1 GbE Dedicated BMC LAN port(s)
USB	2 USB 2.0 port(s) (header) 2 USB 3.2 Gen1 Type-A port(s) (rear)
Video	1 VGA port(s)
Serial	1 COM port(s) (Rear)
TPM	1 TPM header

System BIOS
BIOS Type	AMI 32MB SPI Flash EEPROM

Management
Software	SuperCloud Composer Supermicro Server Manager (SSM) Supermicro Update Manager (SUM) SuperDoctor® 5 Super Diagnostics Offline Supermicro Thin-Agent Service (TAS) SuperServer Automation Assistant (SAA) New!
Power configurations	ACPI/APM Power Management

Security
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

PC Health Monitoring
CPU	Monitors for CPU Cores, Chipset Voltages, Memory 8 Phase-switching voltage regulator
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

Chassis
Form Factor	2U Rackmount
Model	CSE-LA26TS-R1K23AWP1

Dimensions and Weight
Height	3.5" (89 mm)
Width	17.2" (437 mm)
Depth	25.5" (648 mm)
Package	11.4" (H) x 26.7" (W) x 34.5" (D)
Weight	Gross Weight: 59 lbs (26.76 kg) Net Weight: 33 lbs (15 kg)
Available Color	Black front & sliver body

Front Panel
LED	Drive activity Network activity Power status Universal Information (UID)
Buttons	Power On/Off Universal Information (UID)

Expansion Slots
PCI-Express (PCIe) Configuration	Default 4 PCIe 5.0 x8 FHFL slot(s) 2 PCIe 5.0 x16 FHHL slot(s) 1 PCIe 5.0 x16 AIOM slot(s) (OCP 3.0 compatible) Option A 2 PCIe 5.0 x16 FHFL double-width slot(s) 2 PCIe 5.0 x16 FHHL slot(s) 1 PCIe 5.0 x16 AIOM slot(s) (OCP 3.0 compatible) View AOC Options

Drive Bays / Storage
Drive Bays Configuration	Default: Total 12 bay(s) 10 front hot-swap 3.5" SAS/SATA drive bay(s) 2 front hot-swap 3.5" PCIe 5.0 NVMe/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 Drive Options
M.2	2 M.2 PCIe 3.0 x2 NVMe/SATA slot(s) (M-key 2280/22110) View M.2 Options

System Cooling
Fans	3 heavy duty PWM 80x80x38mm Fan(s)

Power Supply

2x 1200W Redundant (1 + 1) Titanium Level (96%) power supplies

Dimension (WxHxL)	76 x 40 x 336 mm
AC Input	1000W: 100-127Vac / 50-60Hz 1200W: 200-240Vac / 50-60Hz 1200W: 200-240Vdc / 50-60Hz (for CCC only)
+12V	Max: 83A / Min: 0A (100Vac-127Vac) Max: 100A / Min: 0A (200Vdc-240Vdc) Max: 100A / Min: 0A (200Vac-240Vac)
5V SB	Max: 4A / Min: 0A
Output Type	Backplanes (gold finger)

Operating Environment
Environmental Spec.	Operating Temperature: 10°C ~ 35°C (50°F ~ 95°F) Non-operating Temperature: -30°C to 60°C (-22°F to 140°F) Operating Relative Humidity: 8% to 80% (non-condensing) Non-operating Relative Humidity: 8% to 90% (non-condensing)

Parts List

Optional Parts List
	Part Number	Qty	Description
CacheVault	BTR-CVPM05 + MCP-240-00203-0N (For S3908/S3916)	1	SuperCap mounting bracket for PCIe location
CacheVault	BTR-CVPM05 + MCP-240-21747-0N (For S3908/S3916)	1	SuperCap mounting bracket for AIOM location
Intel VROC RAID Key for NVMe	AOC-VROCSTNMOD	1	Standard Upgrade module (Intel + 3rd party Vendor SSD); RAID 0/1/10
Intel VROC RAID Key for NVMe	AOC-VROCPREMOD	1	Premium Upgrade module (Intel + 3rd party Vendor SSD); RAID 0/1/10/5
NVMe Cable	CBL-MCIO-1240AM5-X •	1	MCIO (x8 to x8) STR,40CM,85OHM
Software	SFT-DCMS-Single	1	DataCenter Management Package (per node license)
Storage Control Card and Cable(s)	AOC-S3908L-H8iR-16DD + 1x CBL-SAST-1276F-100 •	1	Standard LP, 8 internal ports (12Gb/s) PCIe 4.0 x8, 16HDD; RAID 0, 1, 5, 6, 10, 50, 60
Storage Control Card and Cable(s)	AOC-S3916L-H16iR-32DD + 1x CBL-SAST-1265F-100 • + 1x CBL-SAST-1276F-100 •	1	Standard LP, 16 internal ports (12Gb/s) PCIe 4.0 x8, 32HDD; RAID 0, 1, 5, 6, 10, 50, 60
Storage Control Card and Cable(s) (HBA)	AOC-S3808L-L8IT + 1x CBL-SAST-1276F-100 •	1	Standard LP, 8 internal ports (12Gb/s) PCIe 4.0 x8, 122HDD; HBA
Storage Control Card and Cable(s) (HBA)	AOC-S3816L-L16IT + 1x CBL-SAST-1265F-100 • + 1x CBL-SAST-1276F-100 •	1	Standard LP, 16 internal ports (12Gb/s) PCIe 4.0 x8, 122HDD; HBA
TPM	AOM-TPM-9670V-S-O	1	TPM 2.0, vertical form factor, provisioned for server

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