Description
The GAMDIAS HELIOS M1-650B is an 80 PLUS Bronze certified 650 W non-modular ATX power supply built for reliable, efficient power delivery in mid to upper mid-range gaming and productivity PCs. It delivers up to 85% efficiency, uses an active PFC design with PF up to 0.99 and features a 120 mm hydraulic-bearing smart fan that automatically adjusts speed based on temperature and load. With flat black cables, support for Intel C6/C7 power states, dual 6+2-pin PCIe connectors and multiple protections (OVP, UVP, OPP, OCP, SCP), the HELIOS M1-650B offers a stable and quiet foundation for modern single-GPU systems. [web:2396][web:2398][web:2399][web:2401][web:2403][web:2404]
- 80 PLUS Bronze efficiency (up to 85%): Certified to meet 80 PLUS Bronze standards, reducing wasted power and heat while delivering stable 650 W output. [web:2396][web:2398][web:2399][web:2400][web:2403][web:2405]
- 120 mm hydraulic-bearing smart fan: Automatic fan speed optimization adjusts RPM according to temperature and load, keeping noise low at idle and boosting cooling when gaming or rendering. [web:2396][web:2398][web:2399][web:2403][web:2404]
- Active PFC with PF up to 0.99: APFC design improves input efficiency and voltage stability, supporting a wide 100–240 V AC range. [web:2398][web:2401][web:2403][web:2405]
- Dual PCIe and ample connectors: Includes 1 × 20+4-pin ATX, 1 × 4+4-pin EPS CPU, 2 × 6+2-pin PCIe, 5 × SATA and 3 × Molex connectors, covering typical mid-range gaming builds with multiple drives. [web:2398][web:2399][web:2400][web:2403]
- Flat black non-modular cables: Flat black cables simplify routing and improve airflow inside the case while keeping overall cost lower than modular designs. [web:2396][web:2398][web:2399][web:2403][web:2407]
| Specification | Detail |
|---|---|
| Brand | GAMDIAS [web:2396][web:2398] |
| Model | HELIOS M1-650B [web:2396][web:2398][web:2400][web:2403] |
| Form Factor | ATX12V v2.4 [web:2398][web:2401][web:2403] |
| Total Power | 650 W [web:2398][web:2400][web:2403] |
| Certification | 80 PLUS Bronze, up to 85% efficiency [web:2396][web:2398][web:2399][web:2400][web:2403][web:2404] |
| AC Input | 100–240 V / 5–10 A / 47–63 Hz [web:2398][web:2400][web:2403] |
| DC Outputs | +3.3 V, +5 V, +12 V, -12 V, +5 Vsb [web:2398][web:2401][web:2403] |
| Max Output Current | +3.3 V: 18 A; +5 V: 18 A; +12 V: 48 A; -12 V: 0.4 A; +5 Vsb: 2.5 A [web:2398][web:2400][web:2403] |
| Max Power per Rail | +3.3 V/+5 V: 100 W; +12 V: 576 W; -12 V: 4.8 W; +5 Vsb: 12.5 W [web:2398][web:2403] |
| Power Factor Correction | Active PFC (PF up to 0.99) [web:2398][web:2401][web:2403][web:2405] |
| Support C6/C7 | Yes (Intel C6/C7 power states) [web:2398][web:2403] |
| Modular Type | Non-modular [web:2396][web:2398][web:2399][web:2403] |
| Cooling Fan | 120 mm hydraulic bearing fan, automatic speed optimization [web:2396][web:2398][web:2399][web:2403][web:2404] |
| Main Power | 1 × 20+4-pin ATX [web:2398][web:2400][web:2403] |
| CPU Power | 1 × 8-pin (4+4) EPS/CPU [web:2398][web:2400][web:2403] |
| PCIe Power | 2 × 8-pin (6+2) PCIe [web:2398][web:2399][web:2400][web:2403] |
| SATA Power | 5 × SATA [web:2398][web:2400][web:2403] |
| Molex Power | 3 × 4-pin Molex [web:2398][web:2400][web:2403] |
| Dimensions (L × W × H) | 140 × 150 × 86 mm [web:2398][web:2401][web:2403] |
| Protections | OVP, UVP, OPP, OCP, SCP [web:2398][web:2400][web:2401][web:2403] |
| Color | Black [web:2396][web:2398][web:2399] |
| Flat Cables | Yes (flat black cables) [web:2396][web:2398][web:2399][web:2403][web:2407] |
| Warranty | Up to 6 years in some markets; India listings typically show 3 years+ [web:2398][web:2400][web:2401][web:2403] |
Ideal For: Mid to upper mid-range gaming and productivity PCs that need a reliable 650 W 80+ Bronze PSU with dual PCIe connectors, flat black cables, smart 120 mm fan and strong protections at a value-focused price. [web:2398][web:2399][web:2400][web:2403][web:2404]

