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Apevia ATX-GX850W Galaxy 850W (No PCIe 5.0 & Gen 5 12VHPWR Connector) 80+ Gold Certified Active PFC ATX Semi-Modular Gaming Power Supply
Apevia

Apevia ATX-GX850W Galaxy 850W (No PCIe 5.0 & Gen 5 12VHPWR Connector) 80+ Gold Certified Active PFC ATX Semi-Modular Gaming Power Supply

Bottom line: The Apevia ATX-GX850W Galaxy 850W: 850W with 80+ Gold certification for efficient, low-heat operation; main trade-off: no PCIe 5.0 or 12VHPWR connector — RTX 40/50 GPUs need an adapter.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Pros & Cons

Pros

  • ✓ 850W with 80+ Gold certification for efficient, low-heat operation
  • ✓ Semi-modular cabling reduces clutter and improves airflow
  • ✓ Four 6+2-pin PCIe connectors support demanding or dual GPUs
  • ✓ Single +12V rail rated 66A (792W) for stable high-draw loads

Cons

  • ✗ No PCIe 5.0 or 12VHPWR connector — RTX 40/50 GPUs need an adapter
  • ✗ Semi-modular only; main and CPU cables are fixed
  • ✗ Built to older ATX 12V 2.3 spec, not ATX 3.0
  • ✗ Won't power on unless all PSU cables are connected to the PC

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SpecPicks Verdict

SpecPicks scored Apevia ATX-GX850W Galaxy 850W (No PCIe 5.0 & Gen 5 12VHPWR… using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. Apevia's power supplies lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • 850W 80+ Gold Certified Active PFC ATX Gaming Semi-Modular Power Supply.
  • Modular Design Supports Cable Management. Connectors: 1 x 20/24pin Main Power, 2 x P8(4+4P) ESP 12V, 4 x SATA + 4 x 8(6+2)pin PCI-E, 4 x Peripheral, 1 x Floppy. Single 12V Output for Higher Power Usage
  • Auto-Thermally Controlled 135mm Black Fan. Output: +3.3V@20A, +5V@20A, +12V@66A, -12V@0.3A, +5Vsb@3A
  • Heavy Duty Protections: Short-Circuit/ Over-Voltage/ Over-Power/ Under-Voltage Protections. Double Forward Converter Design.
  • Supports ATX 12V 2.3 Version. Supports Dual/Quad Core CPUs. Supports SLI/Crossfire/ Haswell. Large Japanese Capacitor.
  • IMPORTANT: The power supply will not power on simply by connecting the power cord to both the power supply and wall outlet. Ensure that all the power supply cables are properly connected to the PC for it to power on

Full Specifications

BrandApevia
Wattage850 watts
Fan Size13.5 centimeters
Model Namegalaxy
Form FactorATX
Model NumberATX-GX850W
CompatibilityPC
Connector Typeatx,floppy,pci-e,sata
Cooling MethodAir
Number of Fans1
Output Wattage850 watts
Item Dimensions6.2 x 5.9 x 3.4 inches
Mfr Part NumberATX-GX850W
Compatible DevicesPersonal Computer
Connector Quantity16
Power Supply DesignSemi-Modular
Maximum Input Voltage230 volts
Minimum Input Voltage110 volts
Heavy Duty ProtectionsShort-Circuit/ Over-Voltage/ Over-Power/ Under-Voltage Protections. Double Forward Converter Design.
Item dimensions L x W x H6.2 x 5.9 x 3.4 inches

Ready to buy?

Apevia ATX-GX850W Galaxy 850W (No PCIe 5.0 & Gen 5 12VHPWR Connector) 80+ Gold Certified Active PFC ATX Semi-Modular Gaming Power Supply is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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Apevia ATX-GX850W Galaxy 850W (No PCIe 5.0 & Gen 5 12VHPWR Connector) 80+ Gold Certified Active PFC ATX Semi-Modular Gaming Power Supply
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