PC parts / Power supplies

MSIPower supply
MAG A750GLS PCIE5
Released May 2025.2Press articlekitguru.net/components/power-supplies/joao-silva/msi-introduces-new-mag-a-gls-atx-3-1-psusRead 14 October 2026Cybenetics tested the unit on May 9, 2025. KitGuru covered the launch on May 28, 2025. HWBusters reviewed it on June 24, 2025. Last checked 14 October 2026.
- Power
- 750W
- Efficiency
- 80 PLUS Gold
- Modular cables
- Fully modular
- ATX version
- ATX 3.1
48 of 66 fields known.
General
- Model numbers
- MAG A750GLS PCIE51Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026
- GTIN / EAN
- Not available
- Predecessor
- Not available
- Successor
- Not available
- Launch price (US)
- Not available
- Launch price (EU)
- Not available
- Markets
- Not available
- Colours
- Not available
- PCIe CEM version
- PCIe 5.11Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026Datasheet lists PCI-E 5.1 (16 pin), native 12V-2x6 connector.
Power
- Rated continuous power
- 750W1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026
- Full power rated up to
- Not available
- 12V rail design
- Single rail4Reviewhwbusters.com/psus/msi-mag-a750gls-pcie5-atx-v3-1-psu-reviewRead 14 October 2026Technical specifications: Number of 12V rails 1.
- +12V max power
- 750W1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026
- +3.3V and +5V combined power
- 100W1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026DC output table: +5V 18A and +3.3V 18A with a combined 100W.
- +5V standby current
- 2.5A1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026DC output table: +5Vsb 2.5A, 12.5W.
- AC input voltage
- Lowest100Highest240V1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026
- Alternative low power mode (ALPM)
- Yes3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026ALPM (Alternative Low Power Mode) compatible, checked.
Certifications
- 80 PLUS rating
- 80 PLUS Gold1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026Datasheet says 80 PLUS Gold (up to 90%). The Cybenetics report rates the same unit Platinum at both voltages.
- Cybenetics efficiency at 115V
- Cybenetics Platinum3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Report 25PS2810A, certification ID 252810, tested May 9, 2025, issued May 13, 2025. ETA Platinum at 115V.
- Cybenetics efficiency at 230V
- Cybenetics Platinum3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026ETA Platinum at 230V.
- Cybenetics noise at 115V
- A3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026LAMBDA A at 115V.
- Cybenetics noise at 230V
- A3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026LAMBDA A at 230V.
Measured
- Average efficiency at 115V (measured)
- 89.664%3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Average over more than 1450 load combinations at 115V. Ambient 28-32 C.
- Average efficiency at 230V (measured)
- 91.831%3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Average over more than 1450 load combinations at 230V.
- Light-load efficiency at 115V (measured)
- 77.641%3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Efficiency at 2% load at 115V. The unit is above 500 W, so the 2% load applies.
- Average power factor at 115V (measured)
- 0.9823Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Average over more than 1450 load combinations at 115V.
- Average noise at 115V (measured)
- 24.46dB(A)3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Average over more than 1450 load combinations at 115V, ambient 28-32 C. The 230V average is 24.42 dBA.
- Noise at full load at 115V (measured)
- 44.5dB(A)3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Typical load tests at 115V, 100% load row: 44.5 dB(A) at 1968 rpm fan speed, ambient about 30 C.
- Standby power with no load at 115V (measured)
- 0.0767W3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Standby power consumption at 115V with no load on +5VSB.
- Hold-up time (measured)
- 15.8ms3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Hold-Up Time and PWR_OK Signal: hold-up time 15.8 ms, AC loss to PWR_OK 13.1 ms, at maximum continuous load. Report 2810.
- 12V ripple at full load (measured)
- 34.04mV3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Non-accredited. 12V ripple at full load at 115V. At 230V it is 34.10 mV.
- 12V load regulation (measured)
- 0.47%3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Non-accredited. 12V load regulation at 115V. At 230V it is 0.51%.
Cables and connectors
- Cables
Connector Connectors Cables Length to first plug (mm) Wire gauge Rated power (W) ATX 24-pin (20+4) 1 1 600 18-22AWG Not available CPU 8-pin (EPS, 4+4) 2 1 650 18AWG Not available PCIe 8-pin (6+2) 4 3 600 18AWG Not available 12V-2x6 1 1 600 16-24AWG 450 SATA power 5 2 500 18-20AWG Not available 4-pin Molex 2 2 Not available 18-20AWG Not available 4-pin floppy 1 1 Not available 18-20AWG Not available Source1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026Connector counts from the datasheet: ATX 1, EPS 2, PCI-E 6+2 pin 4, 16-pin 12V-2x6 1 (450W), SATA 5, Molex 2, FDD 1. The datasheet does not give cable counts, lengths or gauge. Those come from the Cybenetics cable table. The 12V-2x6 cable is called a dual-color 12V-2x6 cable. The molex and floppy lengths are left out because the first plug position is not stated.3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Cables and Connectors table: ATX 600 mm 18-22AWG, EPS 4+4 650 mm plus 105 mm on one cable with two plugs 18AWG, 6+2 PCIe 600 mm as two single cables and one cable with two plugs 18AWG, 12+4 pin PCIe 600 mm (450W) 16-24AWG, one SATA cable (500 mm then 150 mm spacing, 3 SATA and 1 Molex) and one SATA, Molex and FDD cable. The 16-24AWG range includes the thin sideband wires.- CPU (EPS) connectors
- 2
- PCIe 8-pin connectors
- 4
- 16-pin GPU connectors
- 1
- SATA power connectors
- 5
- 4-pin Molex connectors
- 2
Fan
Protection and parts
- Protections
- Over-current (OCP), Over-voltage (OVP), Under-voltage (UVP), Over-power (OPP), Over-temperature (OTP), Short-circuit (SCP), No-load (NLO), Surge and inrush (SIP)1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026Protection line: OCP / OTP / OPP / SCP / OVP / UVP / SIP / NLO.3Measurementcybenetics.com/evaluations/psus/2810Read 14 October 2026Protection Features (Manufacturer) lists OPP, OCP (+12V), OTP, SCP, surge and inrush current protection. Fan failure protection is not ticked.
- All-Japanese capacitors
- Not available
- MTBF (claimed)
- Not available
Monitoring and lighting
We could not find any of these 4 fields. Show them
- Software monitoring
- Not available
- Software
- Not available
- Built-in power display
- Not available
- RGB lighting
- Not available
Dimensions and weight
Front and side, drawn to scale.
- Dimensions
- Width150Height86Depth150mm(5.9 × 3.4 × 5.9 in)1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026Dimensions (DxWxH) 150 x 150 x 86 mm. Depth 150, width 150, height 86.
In the box
We could not find any of these 1 fields. Show them
- In the box
- Not available
Links
- Product page
- Not available
- Spec sheet
- storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdf1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdfRead 14 October 2026
- Manual
- Not available
- EPREL registration number
- Not available
Warranty
- Manufacturer warranty (source market)
- 7years2Press articlekitguru.net/components/power-supplies/joao-silva/msi-introduces-new-mag-a-gls-atx-3-1-psusRead 14 October 2026Launch coverage: all MAG A-GLS models are backed by a 7-year warranty. No market is named. The 10-year listings seen in search results belong to the MAG A750GL without the S.5Retailer pagenetcodex.ph/product/msi-mag-a750gls-750w-80-gold-fully-modular-atx-3-1-pcie-5-1-power-supply-mag-a750gls-pcie5Read 14 October 2026Retailer listing for the MAG A750GLS PCIE5: 7 years. Philippines.
Compare with
Pick a power supply to see both side by side. Differences are marked yellow.
Sources
We read 5 sources for this power supply. The numbers match the markers in the sheet.
- Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MAG-A750GLS-PCIE5.pdf
- Measurementcybenetics.com/evaluations/psus/2810
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