TodayToday's edition
46 specs listed, 13 of them differ. Each value is the maker's own; nothing is converted or scored.
| Field | Supermicro Supermicro SYS-221BT-DNC8R | Supermicro Supermicro SYS-221BT-HNC9R |
|---|---|---|
| Part number | SYS-221BT-DNC8R | SYS-221BT-HNC9R |
| Specs, as each maker lists them | ||
| Processor Note | Supports up to 350W TDP CPUs (Air Cooled)*, Supports up to 350W TDP CPUs (Liquid Cooled) , *Air Cooled CPUs with TDP over 250W only supported under specific con | Supports up to 300W TDP CPUs (Air Cooled)*, Supports up to 350W TDP CPUs (Liquid Cooled) , *Air Cooled CPUs with TDP over 205W only supported under specific con |
| Chassis - Model | CSE-217BD2-R2K22P | CSE-217BQ2-R3K04P |
| Operating Systems | ESXi 7.0 U3, ESXi 8.0, Hypervisor 8.2.1, Oracle Linux 9.0, RHEL 9.0, SLES 15 SP4, SLES 15 SP5, Windows Server 2022, Windows Server 2025 | ESXi 7.0 U3, ESXi 8.0, Hypervisor 8.2.1, Oracle Linux 9.0, RHEL 9.0, SLES 15 SP4, SLES 15 SP5, Windows Server 2022 |
| Default Power Supply | 2x 2200W Redundant (1 + 1) Titanium Level (96%) power supplies | 2x 3000W Redundant (1 + 1) Titanium Level (96%) power supplies |
| System Cooling - Fans | Up to 4x 16.5K RPM Heavy Duty 8cm Fan(s) | Up to 4x 16K RPM Counter Rotating 8cm Fan(s) |
| On-Board Devices - SAS | SAS (12Gbps) via Broadcom® 3816; (IT mode) | SAS (12Gbps) via Broadcom® 3908; RAID 0/1/5/6/10/50 support |
| Default Power Supply - +12V | Max: 100A / Min: 0A (100Vac-127Vac), Max: 150A / Min: 0A (200Vac-220Vac), Max: 150A / Min: 0A (200Vdc-220Vdc) (for CQC only), Max: 165A / Min: 0A (220Vac-230Vac | Max: 116A / Min: 0A (100Vac-127Vac), Max: 240A / Min: 0A (200Vac-207Vac), Max: 250A / Min: 0A (208Vac-240Vac), Max: 250A / Min: 0A (240Vdc-240Vdc) (for CQC only |
| System Cooling - Air Shroud | 2 Air Shrouds | 4 Air Shrouds |
| Default Power Supply - Input | 1200W: 100-127Vac / 50-60Hz, 1800W: 200-220Vac / 50-60Hz, 1800W: 200-220Vdc / 50-60Hz (for CQC only), 1980W: 220-230Vac / 50-60Hz, 1980W: 220-230Vdc / 50-60Hz ( | 1400W: 100-127Vac / 50-60Hz, 2880W: 200-207Vac / 50-60Hz, 3000W: 208-240Vac / 50-60Hz, 3000W: 240-240Vdc / 50-60Hz (for CQC only) |
| Default Power Supply - 12V SB | Max: 2.1A / Min: 0A | Max: 4.5A / Min: 0A |
| Chassis Dimensions and Weight - Weight | Gross Weight: 80.7 lbs (36.6 kg), Net Weight: 55.1 lbs (25 kg) | Gross Weight: 96.6 lbs (43.8 kg), Net Weight: 66.1 lbs (30 kg) |
| Drive Bays / Storage - Drive Bays Configuration | Default: Total 12 bays; 2 front hot-swap 2.5" PCIe 5.0 NVMe/SAS drive bays, 10 front hot-swap 2.5" PCIe 4.0 NVMe/SAS drive bays | Default: Total 6 bays; 2 front hot-swap 2.5" PCIe 5.0 NVMe/SAS drive bays, 4 front hot-swap 2.5" PCIe 4.0 NVMe/SAS drive bays |
| Expansion Slots - PCI-Express (PCIe) Configuration | Default: 1 PCIe 5.0 x8 LP slot, 1 PCIe 5.0 x16 LP slot, 1 PCIe 5.0 x16 AIOM slot (OCP 3.0 compatible) | Default: 1 PCIe 5.0 x16 LP slot, 1 PCIe 5.0 x16 AIOM slot (OCP 3.0 compatible) |
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.