2U UP WIO Server. 8 hot-swap 3.5" SAS/SATA (4 NVMe hybrid) bays and 2 PCIe 5.0 x16 slots

Anewtech Systems Supermicro Singapore Supermicro Servers Industrial Rackmount Server SuperServer SYS-521E-WR Supermicro SYS-521E-WR
  • Single Socket E (LGA-4677) 4th/5th Gen Intel® Xeon® Scalable processors. Up to 300W TDP
  • Intel® C741 Chipset
  • 8 DIMMs; Supports 3DS DDR5 RDIMM. Up to 4800 MT/s
    2 PCIe 5.0 x16 FHFL;
    2 PCIe 5.0 x8 LP;
    1 PCIe 3.0 x2 NVMe M.2
  • Onboard 1G LAN ports (Intel® i210), 1 dedicated IPMI LAN
  • 8x front hot-swap 3.5" SATA3 drive bays (Optional 4 hybrid Gen5 NVMe), SAS3 with additional SAS controller card
  • Redundant Platinum 920W Power Supplies
Product Specification
Anewtech-Systems-Rackmount-Server-Supermicro-SYS-521E-WR-SuperServer Supermicro Singapore Supermicro Servers
Product SKUsSuperServer SYS-521E-WR (Black)
MotherboardSuper X13SEW-F
CPUSingle Socket E (LGA-4677) 5th Gen Intel® Xeon® / 4th Gen Intel® Xeon® Scalable processors
Core CountUp to 52C/104T; Up to 300MB Cache per CPU
NoteSupports up to 300W TDP CPUs (Air Cooled)
Max GPU CountUp to 1 double-width or 2 single-width GPU(s)
Supported GPUNVIDIA PCIe: RTX A5000,RTX A4000,T400,RTX A4500,RTX A2000
CPU-GPU InterconnectPCIe 5.0 x16 CPU-to-GPU Interconnect
GPU-GPU InterconnectPCIe
System Memory
MemorySlot Count: 8 DIMM slots/8 Channels 
Max Memory (1DPC): Up to 2TB 4800MT/s ECC DDR5 RDIMM
Memory Voltage1.1 V
On-Board Devices
SATASATA3 (6Gbps); RAID 0/1/5/10 support
ChipsetIntel® C741
Network Connectivity2x 1GbE BaseT with Intel® i210
IPMISupport for Intelligent Platform Management Interface v.2.0  
IPMI 2.0 with virtual media over LAN and KVM-over-LAN support
Input / Output
SATA8 SATA (6Gbps) port(s)
LAN1 RJ45 Dedicated IPMI LAN port  
2 RJ45 1GbE LAN ports
USB4 USB 3.2 Gen 1 port(s) (2 headers; 2 rear)  
3 USB 2.0 port(s) (2 rear; 1 Type A)
Video1 VGA port(s)
Serial Port2 COM Port(s) (1 header; 1 rear)
DOM2 Super DOM (Disk on Module) port with built-in power
System BIOS
Redfish API  
Intel® Node Manager  
KVM with dedicated LAN  
Power ConfigurationsACPI/APM Power Management
PC Health Monitoring
CPU8 Phase-switching voltage regulator  
Monitors for CPU Cores, Chipset Voltages, Memory
FANFans with tachometer monitoring  
Pulse Width Modulated (PWM) fan connectors  
Status monitor for speed control
TemperatureMonitoring for CPU and chassis environment  
Thermal Control for fan connectors
Form Factor2U Rackmount
Dimensions and Weight
Height3.5" (89mm)
Width17.2" (437mm)
Depth25.5" (647mm)
Package11" (H) x 26.5" (W) x 34" (D)
WeightNet Weight: 34 lbs (15.42 kg)  
Gross Weight: 59 lbs (26.76 kg)
Available ColorBlack
Front Panel
ButtonsPower On/Off   
System Reset
LEDsDevice Activity  
LAN 1 Activity  
LAN 2 Activity  
Power Failure LED  
Power status  
System information
Expansion Slots
PCI-Express (PCIe)2 PCIe 5.0 x16 FHFL slot(s)  
2 PCIe 5.0 x8 LP slot(s)
NoteDefault loadout. (For more configs, please contact sales)  
FH slots can be reconfigured with RSC-W2-688G5. Acronyms: (FH = Full Height, LP = Low Profile, FL = Full Length, HL = Half Length)
Drive Bays / Storage
Drive Bays8x 3.5" NVMe/SATA/SAS drive bays (4x 3.5" NVMe hybrid)
M.21x PCIe 3.0 x 2M-key, 2280, 22110
Peripheral Bays2x 2.5" drive bays
System Cooling
Fans3 heavy duty PWM 80x80x38mm Fan(s)
Power Supply1U 920W redundant power supply
Dimension (W x H x L)76 x 40 x 336 mm
AC Input920W: 100-127Vac / 8.5A-11A / 50-60Hz  
920W: 200-240Vac / 4.5A-5.5A / 50-60Hz
Output TypeBackplanes (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)

WIO systems: Industry’s Widest Variety of I/O Optimized Servers

Supermicro WIO systems offer a wide range of I/O options to deliver truly optimized systems for specific requirements. Users can optimize the storage and networking alternatives to accelerate performance, increase efficiency and find the perfect fit for their applications.

In addition to enabling customizable configurations and optimization for multiple application requirements, the Supermicro WIO family of servers also provides attractive cost advantages and investment protection.

  • Single socket 5th/4th Gen Intel® Xeon® Scalable processors 
  • 8 DIMM slots supporting DDR5-5600MHz
  • Support for double-width GPUs via top-loading expansion mechanism
  • Hot-swappable 2.5" or 3.5" SATA/NVMe storage
  • Up to 10x NVMe hybrid storage supported (optional)

Single-processor optimized architecture supporting up to 4 PCIe 5.0 devices


Wide-ranging flexibility for any enterprise workload

Anewtech-Systems-Supermicro-ServerSYS-511E-WR-Supermicro-GPU-server Supermicro Singapore Supermicro Servers


4x 3.5” SATA/SAS 
3 PCIe 5.0 slots

Anewtech-Systems-Supermicro-ServerSYS-111E-WR-Supermicro-GPU-server Supermicro Singapore Supermicro Servers


10x 2.5” SATA/SAS/NVMe 
3 PCIe 5.0 slots

Anewtech-Systems-Supermicro-ServerSYS-111E-WR-Supermicro-GPU-serverSupermicro Singapore Supermicro Servers


8x 3.5” SATA/SAS/NVMe 
4 PCIe 5.0 slots


5th Gen Intel® Xeon® Scalable Processors

  • Up to 64 cores and 385W TDP per CPU
  • Support for Intel Xeon® Max Series CPUs with High Bandwidth Memory
  • Support for PCIe 5.0, DDR5 and CXL 1.1
  • Built on the Intel® 7 process
  • Built in accelerators:
    • Intel AMX
    • Intel® Dynamic Load Balancer
    • Intel® QuickAssist
    • Technology (QAT)
    • Intel vRAN Boost

Delivering Solutions Optimized for Tomorrow’s Data Center Workloads

Complete Rack-Scale Solutions

  • Full design, integration, validation and testing services for rack-scale and multi-rack clusters
  • Complete rack-scale liquid cooling solutions developed in house

Performance and Energy Optimized

  • Enhanced thermal capacity to support the highest performing CPUs and GPUs
  • Optimized to run in high-temperature data center environments up to 40°C

Improved Security and Manageability

  • Industry-standard compliance for hardware and silicon Root of Trust (RoT)
  • Cryptographical attestation of components throughout the entire supply chain

Supports Open Industry Standards

  • The latest industry technologies including PCIe 5.0, DDR5, and CXL
  • Open Compute Project (OCP) standards including OCP 3.0, OAM, ORV2 and OSF as well as Open BMC