Cooler Master
X Silent Edge Platinum 850
AUTHOR:Onie T.
TESTED BY:Lucas N.
Published:

WHAT YOU NEED TO KNOW

THE GOOD

  • Performance
  • Resiliency
  • Unique Design

THE BAD

  • Limitations

THE REST

  • Overall
LINKS
Where to buy*
Amazon

*This website uses affiliate links. Purchases made through these links may provide compensation to Linus Media Group.

Hardware
Hardware
NOTES
In The Box

1 of 5

Front of the box.

PSU
Cables
AC Cable
Mounting Bolts
Cable Bag
Zip-Ties
Velcro Cable Ties
Construction

1 of 2

Power input side of the PSU.

Case Format
ATX
Cable Form
Fully Modular
Colour
Black
Colour Theme
None
Case Width
150 mm
Case Height
86 mm
Case Length
180 mm
Case Effective Length
215 mm
Mass
2.630 kg
Fan & Cooling

Top of the PSU displaying the fanless internals.

Cooling Method
No fan
Fan Diameter
N/A
Specifications

Side of the PSU displaying the specifications.

ATX Version
ATX 3.1
80PLUS Rating
Platinum
Cybenetics ETA
Non
Cybenetics Lamda
None
Input Frequency Range
50 - 60 Hz
Input Voltage Range
110 - 240 V
Operating Temperature Range
0 - 40 °C
Storage Temperature Range
Not Specified
Cables
1xMotherboard
24-pin Motherboard:
1xCPU / PCIe
4+4-pin CPU:
1xCPU / PCIe
8-pin CPU:
4xCPU / PCIe
6+2-pin PCIe:
1x12VHPWR / 12V-2x6
12V-2x6 (600W):
1xPeripheral / SATA
Molex:
Molex:
Molex:
Molex:
3xPeripheral / SATA
SATA:
SATA (Right Angle):
SATA (Right Angle):
SATA (Right Angle):
1xProprietary
FAN 4 PIN:
1xProprietary
USB 2.0 Header:
Power Ratings
+12 V+5 V+3.3 V+5 Vsb-12 V
CURRENT70.8 A20 A20 A3 A0.3 A
WATTAGE849.6 W120 W15 W3.6 W
850 W

Please note that the above ratings are manufacturer advertised specifications.

Features & Software
Features & Software
NOTES
Modes
Passive Mode
Fanless operation.
Protections
Over Current Protection (OCP)
Yes
Over Power Protection (OPP)
Yes
Short Circuit Protection (SCP)
Yes
Over Temperature Protection (OTP)
Yes
Over Voltage Protection (OVP)
Yes
Under Voltage Protection (UVP)
Yes
Performance
Performance
NOTES
Voltage Ripple
Load Regulation
Power Excursion

1 of 6

Productivity & Efficiency
Productivity & Efficiency
NOTES
Efficiency
Brownout
Over Current Protection (OCP)
Test Configuration
Video Overview
Test Bench
AC Source
Chroma 61507
Automated Test Software
Chroma PowerPro 1.20.2
DC Load Mainframe
Chroma 63600 Series
Dual Channel Loads
Chroma 63610-80-20
Environmental Chamber
AES SCH-512-4
Microphone
miniDSP UMIK-2
Multimeter
Chroma 12061
ON/OFF Controller
Chroma 80613
Power Meter
Chroma 66205
SC/OVP Tester
Chroma 80612
Thermocouple Scanner
Chroma A120004
Noise Analyzer
Chroma 80611
Single Channel Loads
Chroma 63640-80-80

FREQUENTLY COMPARED POWER SUPPLIES