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Compare Lian Li SP Platinum 850W vs Rosewill ARC 650

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  2. Power Supplies
  3. Lian Li SP Platinum 850W 🆚 Rosewill ARC 650
The main differences between Lian Li SP Platinum 850W and Rosewill ARC 650 are in Wattage, Modular, Efficiency and PCI-Express 16 Pin 12VHPWR Connectors.
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Lian Li SP Platinum 850W SFX 12V-2x6 Connectors ATX 3.1 & PCIE 5.1 Fully Modular 105°C Capacitors 10 Year Warranty Black (SP0850P.B)
Lian Li SP Platinum 850W
Rosewill Arc Series 650W 80 Plus Bronze ARC 650
Rosewill ARC 650
Prices
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In Stock
Free shipping
$142.99 ($155.99)
$13.00 promotional gift card w/ purchase, limited offer
In Stock
$155.99
Last updated 15 minutes ago.
In Stock
$164.99
Prices
(Change region)
Out of Stock
Free shipping
$69.99
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Brand
Lian Li
Brand
Rosewill
Model
SP0850P.B
Model
ARC 650
Release Date
📅 November 2025
Release Date
📅 January 2019
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
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Price history
View Details ►
Compatible PC parts
Graphics Cards ► Cases ►
Compatible PC parts
Graphics Cards ► Cases ►
Wattage
850 W
Wattage
650 W
Type
SFX
Type
ATX
Modular
Full
Modular
No
Efficiency
80+ Platinum
Efficiency
80+ Bronze
PCI-Express 16 Pin 12VHPWR Connectors
1
PCI-Express 16 Pin 12VHPWR Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 12 Pin Connectors
0
PCI-Express 6+2 Pin Connectors
3
PCI-Express 6+2 Pin Connectors
2
PCI-Express 6 Pin Connectors
0
PCI-Express 6 Pin Connectors
0
EPS Connectors
2
EPS Connectors
1
SATA Connectors
5
SATA Connectors
6
Molex Connectors
2
Molex Connectors
4
Length
100 mm
Length
165 mm

Comparison and key differences summary

Reasons to buy the Lian Li SP Platinum 850W:

  • Newer Product, it was released around 7 years later
  • +200 Watts available
  • Fully modular power supply
  • Better 80 Plus efficiency
  • +1 PCI-Express 6+2 Pin connectors available
  • +1 EPS connectors available

Buy now

Reasons to buy the Rosewill ARC 650:

  • 51% cheaper, you can save $73.00
  • +1 SATA connectors available
  • +2 Molex connectors available

Buy now

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