We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black rectangular ATX power supply unit with modular cable sockets and a 135mm fan grille

EVGA

EVGA SuperNOVA 650 GA 650W 80 Plus Gold Fully Modular ATX Power Supply 220-GA-0650-X1

SKU CH-1AJ8-QKP8R MPN 220-GA-0650-X1

Fully modular 650 W ATX unit with 80 Plus Gold efficiency, a 135 mm double ball bearing fan, ECO mode for silent low-load operation and a compact 150 mm depth

  • TypeATX12V
  • Maximum Power650 W
  • Fans135mm Double Ball Bearing
  • Main Connector24Pin
  • +12V RailsSingle
  • PCI-Express Connector3 x 6+2-Pin

Options ATX 80+ Gold (650W)

  • 80 Plus Gold certification keeps efficiency at 90% or higher under typical load
  • Fully modular cabling lets you connect only the leads you need for cleaner airflow
  • 135 mm double ball bearing fan runs silently in ECO mode during low to medium loads
  • 100% Japanese capacitors provide long-term reliability for continuous operation
  • Compact 150 mm depth fits easily into smaller ATX cases

What this PSU powers

The EVGA SuperNOVA 650 GA is a 650 W ATX12V unit built for high-performance desktop builds. It carries 80 PLUS Gold certification and a fully modular cable set, so only the needed leads stay inside the case. A single +12 V rail feeds the CPU and up to three graphics cards through 6+2-pin PCIe connectors. Japanese capacitors and an LLC resonant layout support stable output across the 100-240 V input range.

Thermals, noise and efficiency

A 135 mm double ball bearing fan spins only when load demands it, thanks to an ECO mode that stops the fan at low to medium power draw. The Gold-rated design reaches 90% efficiency or higher under typical loads, reducing waste heat and keeping case temperatures lower. Full modular cabling further improves airflow by removing unused wires from the airflow path. Input current ranges from 8 A at 100 V to 4 A at 240 V.

Behaviour under sustained load

The single-rail topology delivers the full 650 W continuously to the +12 V line without rail-balancing limits. Over-voltage protection guards components during prolonged stress, while the DC-to-DC topology maintains tight regulation on the +3.3 V, +5 V and +12 V outputs. The compact 150 mm depth fits most mid-tower cases, allowing the fan to draw cool air even when the supply runs near its rated capacity for extended periods.

Highlights

  • 80 Plus Gold certification keeps efficiency at 90% or higher under typical load
  • Fully modular cabling lets you connect only the leads you need for cleaner airflow
  • 135 mm double ball bearing fan runs silently in ECO mode during low to medium loads
  • 100% Japanese capacitors provide long-term reliability for continuous operation
  • Compact 150 mm depth fits easily into smaller ATX cases

Specifications

BrandEVGA
SeriesSuperNOVA 650 GA
Model220-GA-0650-X1
TypeATX12V
Maximum Power650 W
Fans135mm Double Ball Bearing
Main Connector24Pin
+12V RailsSingle
PCI-Express Connector3 x 6+2-Pin
SATA Power Connector6
SLISLI Ready
CrossFireCrossFire Ready
Max PSU Length150 mm
ModularFull Modular
Energy-Efficient80 PLUS GOLD Certified
Over Voltage ProtectionYes
Input Voltage100 - 240 V
Input Frequency Range50/60 Hz
Input Current8 - 4 A
Output+3.3V@20A, +5V@20A, [email protected] , [email protected] , +5VSB@3A
MTBF>100,000 Hours
ApprovalsTUV, CB, CE, FCC, RCM, cTUVus, CCC, WEEE, RoHS
Compliance with ErP Lot 3 2014 Requirement
Connectors1 x 24 Pin ATX
1 x 8pin(4+4) EPS (CPU)
3 x 8pin(6+2) PCIe
6 x SATA
4 x Four-Pin Peripheral
1 x Floppy
FeaturesUnbeatable EVGA 10 Year Warranty and unparalleled EVGA Customer Support
80 PLUS Gold certified, with 90% (115VAC) / 92% (220VAC-240VAC) efficiency or higher under typical loads
Fully Modular to reduce clutter and improve airflow
NVIDIA SLI & AMD Crossfire Ready
Double Ball Bearing fan for exceptional reliability and quiet operation
Heavy-duty protections, including OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection)
100% Japanese Capacitors ensu
Dimensions3.39" x 5.91" x 5.91"
Weight6.00 lbs.
Shipping weight2.34 kg
Package size302 × 229 × 122 mm

Other versions of this model

1 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How do I install the fully modular cables and which orientation does the 135 mm double ball bearing fan need?

Connect only the cables your build requires — 24-pin ATX, up to three 6+2-pin PCIe, and six SATA — then mount the unit so the 135 mm fan draws cool air from outside the case through the 150 mm deep chassis.

What maintenance or replacement will the 135 mm double ball bearing fan need later?

The double ball bearing fan is rated for long life; if it ever becomes noisy or stops spinning, replace the entire power supply because the fan is not user-serviceable.

What limit appears first during sustained full-load operation?

The 650 W maximum output and 80 Plus Gold efficiency ceiling are reached together; beyond that the over-voltage and over-current protections will shut the unit down.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.