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ServersENERGY STAR certified

DELL E87S

2 rack-mount server, model number PowerEdge R660xs.

Processor sockets

2

Cores per processor

24

Memory (as tested)

256 GB

Idle power (typical config)

139 W

Of 306 certified rack-mount servers, 100 have a lower idle power (typical config) than the E87S (139 W).

ENERGY STAR has certified this model 2 times, first in Jul 2023. The figures here are from the most recent certification.

Maker
DELL
Model
E87S
Model number
PowerEdge R660xs
Type
Rack-mount
Processor sockets
2
Processor (as tested)
Gold 5418Y
Processor brand
Intel
Cores per processor
24
Memory (as tested)
256 GB
DIMM slots
16
Expansion slots
3
ECC memory
Yes
Idle power (typical config)
139 W
Liquid cooling as shipped
No
On the market since
Feb 2024
ENERGY STAR certified
14 Jul 2023

Certified under the same record

The maker lists these as the same machine or a variant of it: PowerEdge HS5610.

Source: ENERGY STAR certified servers dataset, US EPA, record 2567642, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the E87S

Certified servers from other makers, same color class, within 20% of its speed.

ModelTypeProcessor socketsProcessor (as tested)Idle power (typical config)
DELL EMC E93SRack-mount2Gold 5411N114 W
DELL EMC E88SRack-mount2Gold 5412U95.3 W
DELL EMC E87SRack-mount2Gold 5418Y139 W
DELL EMC E73SRack-mount1Xeon Gold 6312U128 W
DELL EMC E72SRack-mount1Xeon Gold 6312U112 W
DELL EMC E89SRack-mount2Gold 5418Y145 W

DELL

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E84SRack-mount4Platinum 8454H469 W
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E04BBlade - Half Chassis2Xeon(R) 6330N654 W
E104SRack-mount1Xeon Gold E 243644.4 W
E77SRack-mount1Xeon Gold E 243667.9 W
E74SRack-mount2Gold 5318Y105 W
E108SRack-mount1Xeon(R) 6731P154 W

All DELL servers