ServersENERGY STAR certified
Supermicro 621H series
2 rack-mount server, model number SYS-621H-TN12R.
Processor sockets
2
Cores per processor
8
Memory (as tested)
1,024 GB
Idle power (typical config)
404 W
Of 306 certified rack-mount servers, 255 have a lower idle power (typical config) than the 621H series (404 W).
- Maker
- Supermicro
- Model
- 621H series
- Model number
- SYS-621H-TN12R
- Type
- Rack-mount
- Processor sockets
- 2
- Processor (as tested)
- Xeon(R) Gold 6434
- Processor brand
- Intel
- Cores per processor
- 8
- Memory (as tested)
- 1,024 GB
- DIMM slots
- 32
- Expansion slots
- 4
- ECC memory
- Yes
- Idle power (typical config)
- 404 W
- Liquid cooling as shipped
- No
- On the market since
- Dec 2023
- ENERGY STAR certified
- 18 Jan 2024
Source: ENERGY STAR certified servers dataset, US EPA, record 3414113, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the 621H series
Certified servers from other makers, same color class, within 20% of its speed.
| Model | Type | Processor sockets | Processor (as tested) | Idle power (typical config) |
|---|---|---|---|---|
| Fujitsu PRIMERGY RX1330 M5 E-Star Fam1 | Rack-mount | 1 | Xeon E-2388G | 46.8 W |
| Nutanix NXS2U1NL12G910 | Rack-mount | 2 | Xeon(R) Gold 6434 | 404 W |
| IBM Power S1014 | Rack-mount | 1 | Power10 | 366 W |
| Altos BrainSphere R380 F7 | Rack-mount | 2 | Xeon(R) 6507P | 299 W |
| Hewlett Packard Enterprise HPE ProLiant DL20 Gen10 Plus | Rack-mount | 1 | Xeon (R) E-2336 | 36.8 W |
| Lenovo ThinkSystem SR250 V3 | Rack-mount | 1 | Intel Xeon E-2456 | 52.4 W |
Supermicro
More Supermicro servers
| Model | Type | Processor sockets | Processor (as tested) | Idle power (typical config) |
|---|---|---|---|---|
| AS -1115S-FWTRT, 515B-R8H13 | Rack-mount | 1 | AMD EPYC 8124P 8-Core Processor | 110 W |
| AS -1116CS-TN, MD101-R10H14 | Rack-mount | 1 | EPYC 9655 96-Core Processor | 147 W |
| AS -1125HS-TNR | Rack-mount | 2 | AMD EPYC 9654 | 252 W |
| AS -1126HS-TN, HS101-R20H14 | Rack-mount | 2 | AMD EPYC Turin 9365 DP/UP 36C/72T 3.4GHz 300W Processor | 515 W |
| AS -2014S-TR | Rack-mount | 1 | EPYC 7713 64-Core Processor | 125 W |
| 025HS series | Rack-mount | 2 | EPYC 9334 32-Core | 487 W |
| AS -2115GT-HNTF | Multi-node | 4 | EPYC 9334 32-Core Processo | 568 W |
| 2124BT-HTR series | Multi-node | 2 | EPYC 7302 16-Core Processor | 469 W |