Question 1

Does the Antec GSK850 V2 US R power supply show any signs of overheating or thermal throttling during extended high-load operation?

Accepted Answer

This PSU is designed with thermal management in mind, including a 120mm silent fan and Zero RPM Manager, so it generally won’t overheat or throttle under normal high-load use. Its 80 PLUS Gold certification and PhaseWave design also help maintain efficient power delivery and stable temperatures.

Keep in mind that under extremely heavy continuous loads, any power supply’s fan will kick in to cool it, which is expected behavior and not a sign of a fault. For most gaming or workstation builds, the GSK850 V2 stays cool and quiet, but good case airflow always helps keep everything running optimally.

Question 2

What kind of connectors does the ANTEC GSK850 V2 include?

Accepted Answer

So there's 2 x 8(6+2) cables and 4 x 8(6+2) connectors, which means there are those stupid pigtails which I hate. If you know that you definitely will be using the 12V-2x6 connector for your GPU, this seems like a good buy. Antec should have just included 2 x8(6+2) connectors and cables, since many GPU mfrs advize against splitting the power through the use of pigtails. Otherwise, I'm in.

Question 3

What accessories and documentation are included in the box with the Antec GSK850 V2 US R power supply for a smooth initial setup?

Accepted Answer

The box includes the ANTEC GSK850 V2 power supply unit itself, a full set of modular cables with high-quality braided sleeving for clean cable management, a power cord, mounting screws, and a user manual for installation guidance. Having full modular cables helps you connect only what you need, improving airflow and reducing clutter inside your PC build.

While the included documentation covers basic setup and safety, more detailed troubleshooting or advanced configuration tips may require checking Antec’s online resources. If you’re upgrading from a non-modular PSU, take your time sorting the cables before installation to avoid confusion and maintain optimal airflow.

Question 4

What is the step-by-step process to install the Power Antec|GSK850 V2 US R power supply into a standard ATX desktop case?

Accepted Answer

To install the ANTEC GSK850 V2 power supply in a standard ATX case, first power down and unplug your PC. Open the case side panel, align the PSU’s screw holes with the mounting points at the back of the case, and secure it with screws. Connect the modular cables to the PSU, then route and connect them to your motherboard, GPU, storage devices, and peripherals as needed. Because this is a full modular unit with ATX3.1 and PCIe 5.1 compatibility, it ensures you'll have the right connectors for modern hardware with clean cable management.

Keep in mind that the PSU’s Zero RPM Manager means the fan only spins under certain loads, so proper airflow in your case still matters to keep it cool during heavy use. If your case has limited space, the high-quality braided cables help with flexible routing, but check clearance—especially around tight GPU setups—to avoid cable strain or obstructing airflow.

Question 5

How does the Antec GSK850 V2 US R compare to the Corsair RM850x in terms of value for money and performance at the 850W power supply price point?

Accepted Answer

The Antec GSK850 V2 US R holds its own against the Corsair RM850x, especially with its ATX3.1 and PCIe 5.1 support that aligns with newer tech standards, plus the 80 PLUS Gold efficiency rating. While both offer solid performance, the Antec’s 750W rating is a bit under the 850W Corsair, making it a slightly lower power output option but still enough for most builds in its segment.

If you’re aiming for maximum wattage headroom, the RM850x might edge out for bigger power draws, but the Antec’s full modular design and extended 10-year warranty bring good value over time. The PhaseWave design and comprehensive protection suite in the Antec are also great for stability. So, if your system doesn’t push 850W regularly, the Antec strikes a smart balance between features and price.

Question 6

What is the output power of the ANTEC GSK850 V2 power supply?

Accepted Answer

The output power of the ANTEC GSK850 V2 power supply is 850W.

Color	Black
Type	ATX 12V 3.1
Fans	120mm Silent Fan
Fan LED	no
PFC	Active
PCI-Express Connector	yes
SATA Power Connector	yes
Modular	Full Modular
Power Good Signal	100-150ms
Energy-Efficient	80 PLUS GOLD Certified
Protection	OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
Input Voltage	100 - 240 V
Input Frequency Range	50Hz-60Hz
Input Current	10A Max
Output	850W
Connectors	1 x 24(20+4)pin MB 1 x 16(12+4)pin PCIE 5.1 12V-2x6 2 x 8(4+4)pin CPU 4 x 8(6+2) Pin PCI-E 8 x SATA 4 x Molex
Cable Spec	1 x 24(20+4)pin MB 1 x 16(12+4)pin PCIE 5.1 12V-2x6 2 x 8(4+4)pin CPU 2 x 8(6+2) Pin PCI-E 2 x SATA 1 x Molex

Dimensions	5.51 in x 3.38 in x 5.9 in
Weight	5.51

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GSK V2 ATX3.1 850W

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General
Brand	Antec
Model	GSK850 V2 US
Part Number	GSK850 V2 US

Item#: N82E16817371153