SuperServer SYS-521C-NR (Complete System Only)

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

Key Applications

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

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
12 Front hot-swap 3.5" SATA3 drive bays (Optional 2 hybrid Gen5 NVMe), SAS3 with additional SAS controller card
Redundant Titanium 1200W Power Supplies

...

...

SYS-521C-NR

Compare

Specifications

Product SKUs
SuperServer SYS-521C-NR
SuperServer SYS-521C-NR-G1 Gold Series version with pre-configured components

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 GPUs
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
USB	2 USB 2.0 ports(header) 2 USB 3.2 Gen1 Type-A ports(rear)
Video	1 VGA port
Serial	1 COM port(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) Supermicro SuperDoctor® 5 (SD5) Super Diagnostics Offline (SDO) 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 slots 2 PCIe 5.0 x16 FHHL slots 1 PCIe 5.0 x16 AIOM slot (OCP 3.0 compatible) Option A 4 PCIe 5.0 x8 FHFL slots 2 PCIe 5.0 x16 FHHL slots 1 PCIe 5.0 x8 AIOM slot (OCP 3.0 compatible) Option B 2 PCIe 5.0 x16 FHFL double-width slots 2 PCIe 5.0 x16 FHHL slots 1 PCIe 5.0 x8 AIOM slot (OCP 3.0 compatible) View AOC Options

Drive Bays / Storage
Drive Bays Configuration	Default: Total 12 bays 12 front hot-swap 3.5" SAS/SATA drive bays Option A: Total 12 bays 2 front hot-swap 3.5" PCIe 5.0 x4 NVMe/SAS/SATA drive bays 10 front hot-swap 3.5" SAS/SATA drive bays (*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.2 PCIe 3.0 x2 NVMe slots (M-key 2280/22110) View M.2 Options

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

Power Supply

2x 1200W

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

Dimension (WxHxL)	76 x 40 x 336 mm
Input	1000W: 100-127Vac 1000W: 100-127Vac / 50-60Hz 1200W: 200-240Vac 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)

Resources & Downloads

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

UP SuperServer SYS-521C-NR (Complete System Only )