MSI
MSI MAG A650GL 650 W fully modular power supply
A fully modular 650 W ATX power supply with 80 PLUS Gold efficiency, a 120 mm fan and 150 mm length for compact builds
- ColorBlack
- TypeATX12V
- Maximum Power650 W
- Fans1 x 120 mm
- PFCActive
- SATA Power Connector5
Type ATX 3.0 (650W)
- 80 PLUS Gold certification delivers up to 90 % efficiency reducing wasted power
- Fully modular design lets you connect only needed cables improving airflow and build simplicity
- 120 mm Fluid Dynamic Bearing fan provides quiet stable cooling under load
- Compact 150 mm depth fits most ATX cases freeing space for cable routing
- Strong +12 V rail rated at 54 A powers modern GPUs reliably
Compact 650 W ATX PSU for GPU builds
The MSI MAG A650GL is a fully modular ATX12V power supply rated at 650 W and certified 80 PLUS Gold. It targets builders who need reliable power for modern graphics cards while keeping cable clutter to a minimum. The unit measures 150 mm in length and uses a single 120 mm fan with fluid dynamic bearing.
Fully modular cabling frees case space
Only the required cables attach to the unit: one 24-pin motherboard connector, two CPU connectors (8/4 pin), four PCIe connectors (8/6 pin), six SATA connectors and three Molex connectors plus a Molex-to-FDD adapter. Flat black cables simplify routing and improve airflow inside the chassis. The 150 mm depth fits most ATX cases without blocking drive bays.
Gold efficiency steadies thermals under load
At up to 90 % typical efficiency the PSU converts more AC power into usable DC power, reducing waste heat during extended gaming or rendering sessions. Active PFC and a full protection suite — OVP, OCP, OTP, OPP, SCP, UVP — maintain stable rails when the +12 V line draws up to 54 A. The 100-240 V input range handles global mains without switching.
Highlights
- 80 PLUS Gold certification delivers up to 90 % efficiency reducing wasted power
- Fully modular design lets you connect only needed cables improving airflow and build simplicity
- 120 mm Fluid Dynamic Bearing fan provides quiet stable cooling under load
- Compact 150 mm depth fits most ATX cases freeing space for cable routing
- Strong +12 V rail rated at 54 A powers modern GPUs reliably
Specifications
| Brand | MSI |
|---|---|
| Model | MAG A650GL |
| Color | Black |
| Type | ATX12V |
| Maximum Power | 650 W |
| Fans | 1 x 120 mm |
| PFC | Active |
| SATA Power Connector | 5 |
| Max PSU Length | 150 mm |
| Modular | Full Modular |
| Energy-Efficient | 80 PLUS GOLD Certified |
| Over Voltage Protection | OVP, OCP, OTP, OPP , SCP, UVP |
| Input Voltage | 100 - 240 V |
| Input Frequency Range | 47 - 63 Hz |
| Input Current | 10A (Max.) |
| Output | +3.3V@20A, +5V@20A, +12V@54A, [email protected] , [email protected] |
| Connectors | 1 x MB (24/20 pins) 2 x CPU (8/4 pins) 4 x PCIe (8/6 pins) 6 x SATA 3 x Molex 1 x Molex to FDD Adapter |
| Dimensions | 11.81 * 8.66 * 4.92" |
| Shipping weight | 2.56 kg |
| Package size | 300 × 220 × 125 mm |
Other versions of this model
5 more in the same range
Same family, different memory, cooler or clock — compare before you commit.
MSI MAG A850GL PCIE5 WHITE power supply 850W 80+ Gold ATX 3.1 PCIe 5.1
- ATX 12V
- 850 W
Questions about this item
What is the +12 V rail limit on this unit?
The +12 V rail delivers up to 54 A, which is the main capacity ceiling under sustained load.
How loud or hot does the 120 mm Fluid Dynamic Bearing fan get during all-day operation?
The FDB fan runs quietly at low loads and ramps up only when internal temperatures rise, keeping noise and heat modest for continuous use.
Which cables come in the box for a build that needs motherboard, CPU and GPU power?
The package includes a 24-pin motherboard cable, two 8-pin CPU cables and four 8-pin PCIe cables for graphics cards.
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