TodayToday's edition
42 specs listed, 26 of them differ. Each value is the maker's own; nothing is converted or scored.
| Field | Supermicro Supermicro SYS-521R-T | Supermicro Supermicro SYS-531R-I |
|---|---|---|
| Maker | Supermicro | Supermicro |
| Category | Workstations | Workstations |
| List price | no list price | no list price |
| Availability | not stated | not stated |
| Life cycle | Not stated | Not stated |
| Launch | Not stated | Not stated |
| Part number | SYS-521R-T | SYS-531R-I |
| First seen | Nov 3 | Nov 3 |
| Last change | Nov 3 | Nov 3 |
| Specs, as each maker lists them | ||
| CPU | Single processor(s), Intel® Xeon® E-2400 series Processors and 12th Gen. Pentium® Processors | Single Socket V0 (LGA-1700), Intel® Xeon ® 6300-series/E-2400 Series Processors |
| Memory | Slot Count: 2 DIMM slots, Max Memory (1DPC): Up to 64GB 4800MT/s ECC DDR5 UDIMM | Slot Count: 4 DIMM slots, Max Memory (2DPC): Up to 128GB 4400MT/s ECC DDR5 UDIMM |
| BIOS Type | AMI 256MB SPI Flash | AMI 256MB SPI Flash |
| Core Count | Up to 8C/16T | Up to 8C/16T |
| Motherboard | Super X13SCL-IF | Super X13SCL-F |
| Memory Voltage | 1.1V | 1.1V |
| Processor Note | Supports up to 80W TDP CPUs (Air Cooled) | Supports up to 95W TDP CPUs (Air Cooled) |
| Chassis - Model | CSE-721TQ-350B2 | CSE-731I-404B |
| Front Panel - LED | Fan Fail/System Over Heat LED, HDD activity LED, Network activity LEDs, Power status LED | HDD activity LED, Network activity LEDs, Power LED, System Overheat LED |
| Operating Systems | Oracle Linux 9.2, RHEL 9.2, Windows Server 2022, Windows Server 2025 | Oracle Linux 9.2, RHEL 9.2, RHEL 10.0, Windows Server 2022, Windows Server 2025 |
| Front Panel - Port | USB 3.0 Port(s) | USB 3.0 Port(s) |
| Security - Features | Supply Chain Security: Remote Attestation, Runtime BMC Protections | Supply Chain Security: Remote Attestation, Runtime BMC Protections |
| Security - Hardware | Trusted Platform Module (TPM) 2.0, Silicon Root of Trust (RoT) – NIST 800-193 Compliant | Trusted Platform Module (TPM) 2.0, Silicon Root of Trust (RoT) – NIST 800-193 Compliant |
| Default Power Supply | 1x 350W Gold Level (92%) power supply | 1x 400W Gold Level (90%) power supply |
| Input / Output - USB | 2 USB 3.2 Gen1 Type-A ports (rear), 2 USB 2.0 Type-A ports (rear), 2 USB 3.2 Gen1 Type-A ports (front) | 2 USB 3.2 Gen1 Type-A ports (rear), 2 USB 2.0 Type-A ports (rear), 2 USB 3.2 Gen1 Type-A ports (front) |
| Chassis - Form Factor | Compact Mini-Tower | mini-tower |
| Front Panel - Buttons | Power On/Off button, System Reset button | Power On/Off button |
| Management - Software | SuperCloud Composer® (SCC), Supermicro Server Manager (SSM), Supermicro Update Manager (SUM), Supermicro SuperDoctor® 5 (SD5), Super Diagnostics Offline (SDO), | SuperCloud Composer® (SCC), Supermicro Server Manager (SSM), Supermicro Update Manager (SUM), Supermicro SuperDoctor® 5 (SD5), Super Diagnostics Offline (SDO), |
| System Cooling - Fans | Up to 1x 120mm Fan(s) | Up to 1x 90mm Fan(s) |
| Input / Output - Video | 1 VGA port | 1 VGA port |
| On-Board Devices - SATA | SATA (6Gbps) | SATA (6Gbps) |
| Drive Bays / Storage - M.2 | 1 M.2 PCIe 4.0 x4 NVMe slot (M-key 2280) | 1 M.2 PCIe 4.0 x4 NVMe slot (M-key 2280/22110) |
| Default Power Supply - +12V | Max: 28A / Min: 0.1A (100Vac-240Vac) | Max: 12.62A / Min: 0A (100Vac-240Vac), Max: 12.62A / Min: 0.05A (100Vac-240Vac) |
| Default Power Supply - 5V SB | Max: 2A / Min: 0.05A | Max: 2.23A / Min: 0A |
| Default Power Supply - Input | 350W: 100-240Vac / 50-60Hz | 400W: 100-240Vac / 50-60Hz |
| PC Health Monitoring - Voltage | +1.8V, +12V, +3.3V, +5V, +5V standby, 10 -fan status, 3.3V standby, HT, Memory, VBAT | +1.0V PCH, +1.8V PCH, +12V, +3.3V, +5V, +5V standby, 1.05 (PCH), 3.3V standby, 5 (4-pin), CPU, CPU temperature, CPU thermal trip support, PCH temperature, Syste |
| Management - Power configurations | ACPI 6.0 Power Management | ACPI 6.0 Power Management |
| Default Power Supply - Output Type | 24pin ATX | 24pin ATX |
| Default Power Supply - Certification | Gold Level | Gold Level |
| Chassis Dimensions and Weight - Depth | 11" (279.4 mm) | 16.75" (425 mm) |
| Chassis Dimensions and Weight - Width | 8.27" (210.06 mm) | 7.25" (184 mm) |
| Chassis Dimensions and Weight - Height | 9.45" (240.03 mm) | 14.25" (362 mm) |
| Chassis Dimensions and Weight - Weight | Gross Weight: 15 lbs (6.8 kg), Net Weight: 13.5 lbs (6.12 kg) | Gross Weight: 20 lbs (9.07 kg), Net Weight: 16 lbs (7.26 kg) |
| Drive Bays / Storage - Peripheral Bays | 1 bay | 2 5.25" bays |
| Chassis Dimensions and Weight - Package | 13.78" (H) x 12.4" (W) x 16.14" (D) | 20" (H) x 11" (W) x 21" (D) |
| On-Board Devices - Network Connectivity | 1 RJ45 1GbE with Realtek RTL8211F PHY (dedicated IPMI), 2 RJ45 1GbE with Intel® I210 | 1 RJ45 1GbE with Realtek RTL8211F PHY (dedicated IPMI), 2 RJ45 1GbE with Intel® I210 |
| Default Power Supply - Dimension (WxHxL) | 81.5 x 40.5 x 150 mm | 150 x 86 x 140 mm |
| Operating Environment - Environmental Spec. | Operating Temperature: 10°C to 35°C (50°F to 95°F), Non-operating Temperature: -40°C to 60°C (-40°F to 140°F), Operating Relative Humidity: 8% to 90% (non-conde | Operating Temperature: 10°C to 35°C (50°F to 95°F), Non-operating Temperature: -40°C to 60°C (-40°F to 140°F), Operating Relative Humidity: 8% to 90% (non-conde |
| Chassis Dimensions and Weight - Available Color | Black | Black |
| Drive Bays / Storage - Drive Bays Configuration | Default: Total 4 bays; 4 front hot-swap 3.5" PCIe 4.0 x4 NVMe*/SAS*/SATA drive bays | (*NVMe/SAS support may require additional storage controller and/or cables | Default: Total 4 bays; 4 internal fixed 3.5" SATA drive bays |
| Expansion Slots - PCI-Express (PCIe) Configuration | Default: 1 PCIe 5.0 x16 HHHL slot | Default: 2 PCIe 5.0 x8 FHFL slots, 1 PCIe 4.0 x4 FHFL slot, 1 PCIe 4.0 x4 FHHL slot |
| Max GPU Count | Not listed | Up to 1 double-width or 1 single-width GPU |
Shaded rows differ. Rows are matched by their label, so two makers' names for the same figure can sit on separate rows; hover a value to see its maker's own label where it differs.