| Characteristic |
Description |
 | |
| Platform | Server platform ASUS RS520A-E11-RS24U (manufacturer code 90SF01Q2-M003H0) |
| Server Board | ASUS Server Board KMPA-U16
One AMD EPYC 7003 (Milan) or 7002 (Rome) processor, max TDP 280W
16 slots for installing DDR4-3200 memory modules
16 SATA ports, 4 USB 3.2 Gen1 ports, IPMI
2 PCIe 4.0 slots for installing riser cards, 128 PCIe 4.0 lanes
16 PCIe 4.0 x4 ports for connecting NVMe or SATA drives (8 SLIMLINE x8 connectors)
Baseboard Management Controller Aspeed AST2600 |
| Form Factor | 2U, rack mountable |
| Processor | 1 x AMD EPYC 7002/7003 processor with max TDP 280W
Processor socket Socket SP3, AMD Zen 2 (Rome) / Zen 3 (Milan) architecture, 7 nm process technology
Up to 64 cores, 128 threads, operating frequency up to 3.7 GHz (maximum 4.1 GHz in Boost mode)
Up to 768MB L3 cache per CPU, per core: 512KB L2, 64KB (I)+ 32KB (D) L1
Support for Precision Boost technologies, SMT multi-threading
2 x 128-bit FMAC compute units (4 floating point instructions per cycle)
128 PCIe 4.0 lanes per CPU
Supports ECC DDR4-3200 memory, up to 4TB per CPU, integrated eight-channel memory controller |
| Chipset | System on Chip (SoC) (the chipset is built into the processor) |
| System Memory | Memory types:
DDR4 ECC Registered Memory (RDIMM) 1.2V, DDR4 ECC Registered Memory 3DS (RDIMM 3DS) 1.2V
- DDR4 ECC Load Reduced Memory (LRDIMM) 1.2V, DDR4 ECC Load Reduced Memory 3DS (LRDIMM 3DS) 1.2V
Maximum RAM (the processor supports a maximum of 4TB of RAM):
- for RDIMM - 1024 GB (16 x 64 GB), for LRDIMM - 2048 GB (16 x 128 GB)
- for RDIMM 3DS - 2048 GB (16 x 128 GB), for LRDIMM 3DS - 4096 GB (16 x 256 GB)
Memory modes: 3200 MT/s (1 DPC) | 2933, 3200* MT/s (2 DPC), depending on the number of memory modules per channel (DPC)
Integrated eight-channel memory controller (IMC) on the processor
Total 8 channels per CPU, two memory modules per channel (2 DPC)
Total 16 memory modules per CPU, 16 memory modules per server
Memory subsystem bandwidth from 85.3 GB/s to 204.8 GB/s depending on the processor model
* with appropriate BIOS settings |
| Network Adapters | Integrated network controller Intel Ethernet Controller Intel I350-AT2, 2 ports 1 Gb Ethernet RJ-45, connection to CPU
Dedicated 1 Gb Ethernet RJ-45 management port
Additionally:
- replaceable network module OCP3.0 PCIe 4.0 x16, connection to CPU;
- up to four network adapters in standard PCIe 4.0 expansion slots |
| Expansion Slots | Riser Card #1:
- 1 slot (upper) PCIe 4.0 x8/x16 or x16/x16 full height, full length (Full Height, Full Length), connection to CPU, installation of double-width GPU card possible (up to 300W)
- 2 slot (lower) PCIe 4.0 x8/x16 or x0/x16 full height, full length (Full Height, Full Length), connection to CPU
3 slot (internal) PCIe 4.0 x8/x16 low-profile (Half Height, Half Length), connection to CPU (RAID adapter ASUS PIKE II must be installed in this slot)
Riser Card #2:
- 1 slot (upper) PCIe 4.0 x8/x16 or x16/x16 full height, full length (Full Height, Full Length), connection to CPU, installation of double-width GPU card possible (up to 300W)
- 2 slot (lower) PCIe 4.0 x8/x16 or x0/x16 full height, full length (Full Height, Full Length), connection to CPU
OCP 3.0 PCIe 4.0 x16 slot for installing a network module, connecting to the CPU |
| Disk Subsystem Controller | 16 PCIe 4.0 x4 ports for NVMe drives (8 SFF-8654 SLIMLINE x8 connectors from CPU)
Additionally (selection in the Configurator fields "Disk subsystem controller" and "HBA adapter):
- RAID controller, HBA adapter or Tri-Mode controller in the PCIe 4.0 expansion slot for SAS3 and/or SATA drives;
Tri-Mode controller in PCIe 4.0 expansion slot for connecting NVMe drives. |
| Disk Subsystem | Up to 24 hot-swappable 2.5" SAS3/SATA3 HDD/SSD drives in the front panel cage of the server, including up to 16 NVMe Gen4 drives (U.2 or U.3).
Connectors on the basket for connecting cables:
- 6 HD Mini-SAS connectors for 24 SAS3/SATA drives
-12 SLIMLINE x8 slots for 24 NVMe PCIe 4.0 x4 drives
Storage device connection options:
For SATA and/or SAS drives:
- to SAS RAID controller(s) or HBA with HD Mini-SAS -> HD Mini-SAS cables (up to 24 drives, additional cables and controller required);
- to Tri-Mode controller(s) via HD Mini-SAS -> HD Mini-SAS or SLIMLINE x8 -> 2 x HD Mini-SAS cables (up to 24 drives, additional cables and controller required).
For NVMe drives:
- to 16 PCIe 4.0 x4 CPU ports on the motherboard with eight SLIMLINE x8 -> SLIMLINE x8 cables (connected by default for 16 drives);
- to Tri-Mode controller or HBA with SLIMLINE x8 -> SLIMLINE x8 cables (for 8 additional NVMe drives, an additional cable is required for each pair of drives) |
| Additional Storage | Up to two M.2 SATA/PCIe 4.0 x2 2280/22110 drives installed in motherboard slots (connected to CPU).
Up to two M.2 SATA / PCIe 3.0 x4 2280/22110 drives installed on a SAS3408-based expansion card with RAID 0/1 support in a PCIe slot. |
| Optical Storage | Not supported, only external via USB 3.2 Gen1 port. |
| Interfaces | Front panel: 2 USB 3.2 Gen1 ports
On the rear panel: 2 x 1GbE RJ-45 ports, DB-15 video connector (VGA port), RJ-45 1GbE management port, 2 x USB 3.2 Gen1 ports, ID Button with LED |
| Video Adapter and GPU | Integrated video controller Aspeed® AST2600 Video Graphic Adapter, 1920x1200@60Hz 32bpp, DDR4 SDRAM
It is possible to install two additional video cards or double-width GPUs with power consumption up to 300W |
| Control Panel | Control buttons: Power, Reset, System ID
Indication: Power LED, ID LED, Message LED, Drive activity LED, LAN 1/2 Activity LED |
| Management and Monitoring | Integrated Baseboard Management Controller Aspeed® AST2600, IPMI 2.0 & Redfish
Built-in RJ-45 1GbE remote management port
Fully functional remote control (KVM, Virtual Media over LAN)
ASUS Control Center |
| Supported Operating Systems | Current list |
| Power Unit | 2 x 1600W 80 Plus Platinum PSUs with redundancy and hot swappability
Power subsystem operating modes: 1+1 Redundant Power, 2+0 Combined Power |
| System Cooling | 4 controlled single-rotor 80x80x38 mm fans with redundancy and hot-swappable capability
1 fan in each power supply
Passive Cooled CPU Heatsinks |
| Dimensions | Height 8.8 cm, width 44.9 cm, depth 84.0 cm |
| Rack Mount Installation | Slide-out rails for rack mounting |
| Power Supply Parameters | 100-240 VAC, 13-9 A, 50-60 Hz |
| Operating Environment | Operating temperature from +10°C to +35°C (when installing GPU from +10°C to +30°C)
Relative humidity from 8% to 80%
Storage temperature from -40°C to +60°C
Relative humidity during storage from 20% to 90% |
| Warranty | Standard warranty 36 months, 9 x 5, service at the service center |