Corsair HX1500i Shift ATX v3.1 PSU Review

The Corsair HXi Shift series will coexist with the HXi line, with the major difference being the side modular panel, thanks to the different platform at the internals, allowing for the “shift” of the modular panel. 

The Corsair HX1500i Shift is (or will be) included in my best ATX v3.x & PCIe 5.x PSU picks article.

This is the first time I will use the provided reviewer’s guide extensively, and Corsair explains everything clearly in it, so I see no point in trying to explain the new HXi Shift line entirely on my own—except for one crucial fact that is not highlighted in the reviewer’s guide. The HXi Shift members don’t have a -12V rail, which is a remnant of the past, not offering anything; on the contrary, it affects efficiency. This is a good call!

  • The first SHIFT PSU with Cybenetics Platinum-certified efficiency.
  • It’s the first Corsair power supply with a built-in iCUE LINK System Hub. It’s not a passthrough, as the System Hub is internal to the PSU, so iCUE LINK systems don’t need to mount a System Hub inside the case. This helps system builders by eliminating the need for a six-pin PCIe power connector. Although it is internal to the PSU, it is the same System Hub as before, supporting up to 24 devices across two channels.

Differences Between HXi SHIFT and HXi

  • HXi Shift has side-mounted connectors
  • HXi Shift has a built-in iCUE LINK System Hub
  • HXi Shift has a native 12V-2×6 connector/cable, with 2x connectors on HX1500i SHIFT. HXi uses standard Type 4 connectors and Type 4 to 12V-2×6 cables.
  • HXi Shift has outlines around the connectors to reduce confusion about connector types.
  • The HX1500i Shift includes dual 12V-2×6 connectors for multi-GPU builds.
  • HXi Shift uses flexible Type-5 cables, and HXi uses Type-4 cables.


Check out our top ATX v3.1 PSU guide before purchasing your next PSU.

High-Capacity ATX v3.1 PSU Reviews:

Technical Specifications:
  • Manufacturer (OEM): CWT
  • Max Power: 1500W
  • Cybenetics Efficiency: [115V] Cybenetics Platinum (89.455%), [230V] Cybenetics Platinum (91.480%)
  • Noise: [115V] Cybenetics A+ (19.36 dB[A]), [230V] Cybenetics A+ (19.37 dB[A])
  • Compliance: ATX v3.1, EPS 2.92
  • Operating Temperature (Continuous Full Load): 0 – 50 °C
  • Alternative Low Power Mode support: ✓
  • Power 12V combined: 1500W
  • Number of 12V rails: 1
  • Power 5V + 3.3v: 150W
  • Power 5VSB: 17.5W
  • Cooling: 140mm Fluid Dynamic Bearing Fan (NR140HP)
  • Semi-Passive Operation: ✓
  • Modular Design: Yes (Fully)
  • High Power Connectors: 2x EPS (2x cables), 2x 12+2 pin (600W), 6x PCIe 6+2 pin (4x cables)
  • Peripheral Connectors: 8x SATA (2x cables), 8x 4-pin Molex (2x cables)
  • ATX Cable Length: 610mm
  • EPS Cable Length: 650mm
  • 12+2 pin PCIe Cable Length: 650mm
  • 6+2 pin PCIe Cable Length: 650mm
  • Distance between SATA/4-pin Molex: 100mm
  • In-cable capacitors: No
  • Dimensions (W x H x D): 150 mm x 85 mm x 200mm
  • Weight: 2.36 kg (5.20 lb)
  • Warranty: 10 Years
  • MSRP (excluding VAT): $450

Power Specifications

Rail 3.3V 5V 12V 5VSB
Max. Power Amps 25 25 125 3.5
Watts 150 1500 17.5
Total Max. Power (W) 1500
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20 thoughts on “Corsair HX1500i Shift ATX v3.1 PSU Review

  1. The Aris is probably worth considering ask this. The EMI you tested on this power supply (I’m not an expert on this), is it worth buying, or will the EMI completely ruin this power supply and cause various problems? / Will you update this graph with new samples?

    Best regards 🙂

    1. Hi! There’s a controversy there because the OEM says EMI is ok in their measurements, while we found an issue. The problem is we have only 1x sample, so I told them to send several to check whether the problem is in my sample alone.

      1. Hi Aris thanks for reply
        So for now this corsair model do not buy or if i purchase same as you unit/batch it’s ok for PC components ?

  2. Why only two 6+2 PCIE connectors? There should be at least three for high-end Radeon GPUs. Is this PSU exclusively for 5090 GPUs?

  3. I’ve bought HX1500i Shift 2 days after it went on sale. Now one week in and so far so good. Included software, at my near idle load of 160W, shows 88% efficiency which is kind of disappointing. AX1600i at the same load had 94% efficiency, but space was an issue with cables directed to the front = “the normal way”. Those made my plans to build custom LC setup on-hold. HX has the same dimensions but most of the cables are now directed to the side of the case. And here is one more drawback it has – the USB (for communication with motherboard), TACH (for Corsair’s AIO pump) and iCUE LINK (for RGB) connectors are directed to the front! This makes no sense at all. It’s like the entire PCB for this part was done as an afterthought. All of those should be on the side as well. Coirsair is including flat 90 deg iCUE connector, but for USB-C you have to buy an 90 degree adapter on your own. Another thing is the cables that are included are not sleeved, instead they used some kind of rubbery polymer with marks that pretend to give of sleeved visuals. 8-pin PCIe cable also has this ugly loop to the +2 pins just next to the plug because it’s 6 wires but the plug has 8 connectors (they extended from 6 to additional 2 just next to GPU’s plug and it’s really ugly). But hey they probably saved 10 cents on the wires! Any noises, coils, crickets or whatever – I don’t hear anything like that. But I still suggest to setup fan to do the minimal spin (15% setting is like 450RPM) so the electronics inside operates in lower temp and has longer lifespan.
    One more thing I noticed, it may be just my imagination, but I have 4 enterprise class high capacity WD HDD’s and when I turn on the PC it gives of of feeling like it now takes longer time for the HDD’s to reach the operating speed. Maybe it’s in-rush load handling or something (I could try and measure the current on the rig, but I doubt my $5 multimeter will catch anything useful).

    1. Also one more thing to note. I’ve bought it on October 15. All the promo materials on Corsair website (both English version and my native language site version) were showing that it has Cybenetics Platinum certificate. Even when I visited Corsair website one day earlier it was the same. However when I checked Cybenetics certification website nothing was there for HX1500i Shift. There was only the regular HX1500i listed. And now certificate is present but the date on it is 17 October.

  4. Hello Aris, I think there’s a small mistake in the Pcyes Aether 1000W certification. At 230V the certification shows Cybernetics Silver, but it has an efficiency of 90.459% at 230V, a little below

    1. Please note that efficiency levels also depend on other factors, such as PF and 5VSB efficiency, as well as vampire power, in addition to overall efficiency.

        1. I checked, you’re totally right. Her overall efficiency is gold and the Vsb efficiency is also above 75%, but her PF is below 0.930 (gold), hers is at 0.929. I hope they fix this… Thank you very much and I apologize for the inconvenience.

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