Power supplies / Compare
CORSAIR CX650M ATX 3.1 vs MSI MAG A750GLS PCIE5
Product A: CORSAIR
49 of 66 known
Change CORSAIR CX650M ATX 3.1
Compare the MSI MAG A750GLS PCIE5 with
Product B: MSI
48 of 66 known
Change MSI MAG A750GLS PCIE5
Compare the CORSAIR CX650M ATX 3.1 with
36 of 58 fields differ
- 30 different values
- 6 known for one only
- 13 the same
- 9 missing for both
Biggest differences
Each bar uses the scale of all 66 power supplies.
- 4-pin Molex connectorsA: 1B: 2MSI has 1 more.
- SATA power connectorsA: 8B: 5CORSAIR has 3 more.
- Average noiseLower is betterA: 30.95dB(A)B: 24.46dB(A)MSI is 6.49 dB(A) lower.
- Hold-up timeA: 19.7msB: 15.8msCORSAIR is 3.9 ms higher.
- PowerA: 650WB: 750WMSI is 100 W higher.
Size, drawn to scale
Front and side.
- ACORSAIR: 150 × 86 mm
- BMSI: 150 × 86 mm
All 66 fields
Every value links to where we found it.


General
4 of 12 differ
Series
Model numbers
GTIN / EAN
Not available
Not available
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Not available
Not available
Form factor
ATX version
ATX 3.11Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Tech Specs: ATX12V Version v3.1, EPS12V Version 2.92. The headline says ATX 3.1 and PCIe 5.1.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026Intro: CX-M Series power supplies are ATX 3.1 compliant and PCIe 5.1 ready.
PCIe CEM version
PCIe 5.11Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Headline and feature text: ATX 3.1 compliant and PCIe 5.1 ready, native 12V-2x6 GPU power cable.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026Intro: PCIe 5.1 ready with a 12V-2x6 cable.
Modular cables
Semi-modular1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Tech Specs: Modular Semi. The cable listing marks the 24-pin, CPU and one dual 8-pin PCIe cable as fixed.3Measurementcybenetics.com/evaluations/psus/2905Read 16 October 2026DUT Information: Cable Design Semi Modular.
Power
6 of 9 differ
Rated continuous power
Full power rated up to
Not available
12V rail design
+12V max current
54.2A1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026CX650M power table: +12V 54.2A, 650W.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026CX650M power table, model RPS0228, part no. 75-006837: +12V 54.2A 650W.
+12V max power
650W1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026CX650M power table: +12V 54.2A, 650W.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026CX650M power table: +12V 650W.
+3.3V and +5V combined power
130W1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026CX650M power table: +3.3V 20A and +5V 20A share one 130W maximum output cell.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026CX650M power table: +3.3V 20A 130W and +5V 20A under one 130W cell.
+5V standby current
3A1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026CX650M power table: +5VSB 3A, 15W.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026CX650M power table: +5Vsb 3A 15W.
AC input voltage
Lowest100Highest240V1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026CX650M power table: AC input 100V-240V, input current 10A-5A, frequency 47Hz-63Hz.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026CX650M power table: 100V - 240V a.c., 10A - 5A, 47Hz - 63Hz.
Alternative low power mode (ALPM)
Certifications
5 of 5 differ
80 PLUS rating
Not available
Cybenetics efficiency at 115V
Cybenetics efficiency at 230V
Cybenetics noise at 115V
Measured
10 of 10 differ
Average efficiency at 115V (measured)
Average efficiency at 230V (measured)
Light-load efficiency at 115V (measured)
Average power factor at 115V (measured)
Average noise at 115V (measured)
Noise at full load at 115V (measured)
Standby power with no load at 115V (measured)
Hold-up time (measured)
12V ripple at full load (measured)
12V load regulation (measured)
Cables and connectors
4 of 7 differ
Cables
ACORSAIR CX650M ATX 3.1
| 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 | 500 | 16-18AWG | Not available |
| PCIe 8-pin (6+2) | 4 | 2 | 500 | 16-18AWG | Not available |
| 12V-2x6 | 1 | 1 | 600 | 16AWG | 450 |
| SATA power | 6 | 2 | 400 | 18AWG | Not available |
| SATA power | 2 | 1 | 350 | 18AWG | Not available |
| 4-pin Molex | 1 | 1 | 350 | 18AWG | Not available |
Source1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026CX650M cable listing: ATX 24-pin fixed (600mm), dual 4+4-pin / 8-pin EPS fixed (spacing 500mm, 100mm), dual 6+2-pin PCIe fixed (500mm, 100mm), dual 6+2-pin PCIe modular (500mm, 100mm), 450W 12V-2x6 modular (600mm), 3 SATA modular and 3 SATA fixed (400mm, 100mm, 100mm), 2 SATA / 1 PATA modular (350mm, 150mm, 150mm). The first spacing value is stored as the length to the first plug. Tech Specs: SATA connector 8, PATA connector 1. Wire gauges come from the Cybenetics report. Cybenetics lists 510 mm, 515 mm and 590 mm for some of the same cables, which are not stored. The 12V-2x6 gauge is a 16-24AWG range that includes sideband wires, so the 16AWG power wire gauge is stored.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026Included Cables: 1x fixed ATX 24-pin, 1x fixed dual ATX12V/EPS12V (8-pin / 4+4-pin), 1x fixed dual 8-pin PCIe, 1x modular dual 8-pin PCIe, 1x modular 450W / 600W 12V-2x6 (CX650M 450W), 1x modular SATA (3 SATA), 1x fixed SATA (3 SATA), 1x modular 2 SATA / 1 PATA. The 450W rating is for the CX650M.3Measurementcybenetics.com/evaluations/psus/2905Read 16 October 2026Cables and Connectors table: captive ATX 24 pin 18-22AWG, 4+4 pin ATX12V 16-18AWG, 6+2 pin PCIe 16-18AWG, SATA 18AWG. Modular 6+2 pin PCIe 16-18AWG, 12+1 pin PCIe (450W) 16-24AWG, SATA 18AWG, SATA / 4-pin Molex 18AWG. The gauges are stored. The lengths are Corsair's.
BMSI MAG A750GLS PCIE5
| 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
2
PCIe 8-pin connectors
4
4
16-pin GPU connectors
1
1
SATA power connectors
8
5
4-pin Molex connectors
1
2
Cable style
Fan
3 of 4 differ
Fan size
Fan bearing
Fan mode
Always on1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Tech Specs: Zero RPM Mode No. The feature text says a custom fan curve keeps it silent under low-to-moderate loads, which is not a fan stop.3Measurementcybenetics.com/evaluations/psus/2905Read 16 October 2026Semi-Passive Operation is marked absent. The typical load tests show the fan at 746 rpm at 10% load.
Fan mode switch
Protection and parts
1 of 3 differ
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)2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026Safety and Protection section describes over-voltage (OVP), over-current (OCP), over-temperature (OTP), short-circuit (SCP) and over-power (OPP) protection. UVP, NLO and SIP come from the Cybenetics protection tests.3Measurementcybenetics.com/evaluations/psus/2905Read 16 October 2026Protection Features: UVP passed at 90 V full load and at 80 V (no damage), NLO checked, surge protection by MOV and inrush protection by NTC. The manufacturer block lists OPP, OCP (+12V), OTP, SCP, surge and inrush protection and no fan failure protection.
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
Not available
Monitoring and lighting
None of 4 known
Software monitoring
Not available
Not available
Software
Not available
Not available
Built-in power display
Not available
Not available
RGB lighting
Not available
Not available
Dimensions and weight
2 of 2 differ
Dimensions
Width150Height86Depth140mm(5.9 × 3.4 × 5.5 in)1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Tech Specs: Dimensions 150mm x 86mm x 140mm. The manual gives height 86 mm, width 150 mm and length 140 mm. The feature text says a compact 140mm (length) design.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026CX650M: height 86mm, width 150mm, length 140mm.
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
1 of 1 differ
In the box
CX-M Series ATX Power Supply, Modular DC Cable Set, AC Power Cable, Warranty & Safety Documentation1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Package Contents: CX-M Series ATX Power Supply, Modular DC Cable Set, AC Power Cable, Warranty & Safety Documentation. The cables are stored in the cables field. The AC cable differs per region.
Not available
Links
Not compared
Product page
www.corsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-na1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026
Not available
Spec sheet
Not available
Manual
www.corsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-20252Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026Corsair quick start guide for the CX-M Series (3rd GEN). It covers the CX650M and the CX750M.
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)
7years1Maker product pagecorsair.com/us/en/p/psu/cp-9020310-na/cx-m-series-cx650m-atx-3-1-cybenetics-bronze-semi-modular-psu-cp-9020310-naRead 16 October 2026Tech Specs: Warranty 7 Year. The page is the Corsair US store.2Owner's manualcorsair.com/us/en/explorer/diy-builder/power-supply-units/corsair-cxm-2025Read 16 October 2026Warranty: CX-M Series (3rd GEN) power supplies have a 7-year warranty.
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.
Both are also in the API. Back to all power supplies.















