The GAMDIAS Kratos M1-750W PSU Evaluation: For Model Over Substance

GAMDIAS, a considerable participant within the realm of PC energy and cooling elements, has persistently garnered consideration for its revolutionary strategy to crafting gaming {hardware} options. The corporate emerged on the scene in 2012. Regardless of its comparatively brief historical past, this Taiwanese producer has quickly gained worldwide recognition, positioning itself as one of many freshest but promising names on the planet of gaming peripherals and PC elements.

In a market teeming with choices, GAMDIAS has strategically honed its give attention to the gaming sector, navigating the intricate steadiness between cost-effectiveness and ostentatious design. The corporate gives a variety of PC energy & cooling merchandise, in addition to peripherals and even furnishings, all of that are designed to gratify part of the gaming neighborhood.

In the present day, our consideration is directed towards a product that targets the RGB-minded phase of the PC gaming market – the Kratos M1-750W PSU. Whereas it could not bear the mantle of a flagship product designed for elite competitors, the M1-750W PSU represents GAMDIAS’ enterprise into the territory the place aesthetics is the first choice characteristic. As we delve deeper into its intricacies, we are going to discover how GAMDIAS tries to strike a steadiness between value and visible aptitude, making the Kratos M1-750W a viable proposition for customers who search a classy PSU with RGB lighting with out breaking the financial institution.

GAMDIAS Kratos M1-750W

Energy Specs ( Unknown °C Score)
RAIL +3.3V +5V +12V +5Vsb -12V
MAX OUTPUT 20A 20A 60A 2.5A 0.3A
130W 720W 12.5W 3.6W
80 Plus Score Bronze
AC INPUT 100 – 240 VAC, 50 – 60 Hz
MSRP $59.99

Packaging and Bundle

We acquired the GAMDIAS Kratos M1-750W PSU in a cardboard field that includes a powerful exterior design. The entire core options of the unit are printed on the entrance, with detailed info on the perimeters and rear of the field. The field itself is sturdy however there is no such thing as a extra packaging inside to guard the unit, which is merely wrapped in a nylon bag. This might end in plenty of merchandise arriving DOA, as there is no such thing as a cushioning to dampen any important bumps and constant vibrations.

Expectedly, the bundle of the Kratos M1-750W is Spartan, restricted to simply the mandatory AC energy cable, mounting screws, and some cable ties. On the worth vary, this unit is being focused to, even the cable ties are an unexpected luxurious.

Kratos M1-750W
Connector kind Hardwired Modular
ATX 24 Pin 1
EPS 4+4 Pin 2
EPS 8 Pin
PCI-E 5.0
PCI-E 8 Pin 4
Molex 2
Floppy 1

The GAMDIAS Kratos M1-750W PSU

Exterior Look

The exterior look of the Kratos M1-750W actually is exclusive even with out its lighting on, with the corporate punching a sample of their triangular emblem on each facet of the chassis, besides from its prime. The chassis measures 140 mm lengthy, adhering to the ATX design information suggestions and making it suitable with any ATX-compliant case. This PSU isn’t modular and each cable is hardwired to the unit. GAMDIAS is utilizing flat, ribbon-like black wires and black connectors.

GAMDIAS positioned the big sticker with the unit’s electrical specs and certifications on the highest facet of the chassis. Easy ornamental stickers that includes the corporate and PSU sequence logos could be discovered protecting a lot of the floor space on either side of the chassis.


Because the Kratos M1-750W isn’t modular, the entrance facet of the chassis is fully plain. On the rear facet nonetheless, apart from the everyday energy cable receptacle and on/off change, there are two extra switches – one which circles by means of lighting patterns and one which toggles on/off the unit’s “silent mode”. Sometimes, we might anticipate the “silent mode” change to be turned on/off the semi-passive thermal profile of a unit however this isn’t the case right here. The Kratos M1-750W has no semi-passive mode and the fan of the unit will at all times spin, with the silent mode being the unit’s typical thermally-based fan velocity management mode. Turning that off will merely pressure the fan to most velocity whatever the load.

The prime promoting level of the Kratos M1-750W is its exterior design and RGB lighting. Though the RGB LEDs are all contained in the fan’s hub, they’re pretty highly effective and crisp, creating a robust visible impact. There may be a lot of results customers can cycle and choose utilizing the change on the rear of the unit however the LEDs are also addressable, permitting customization if the unit is linked to a suitable motherboard or LED controller (5V Digital RGB Header). Customers can change the RGB management enter from inside to motherboard/exterior by merely holding the button pressed for 3 seconds.

Inner Design

The fan liable for the cooling of the Kratos M1-750W is made by PowerYear, a comparatively well-known Chinese language electronics producer. The PY-1225M12S is an 120 mm fan that incorporates a sleeve bearing engine and has a most velocity of 1800 RPM.

The OEM behind the GAMDIAS M1-750W is Andyson, an OEM that’s we meet sometimes however they usually do a reasonably good job at designing mainstream and efficiency platforms. This unit relies on a modernization of a platform that has been around for quite some time, which can be quite simple by in the present day’s requirements nevertheless it is also a confirmed design with zero potential for surprises.

The filtering stage of the GAMDIAS M1-750W PSU may be very fundamental, with simply two Y capacitors, two X capacitors, and two filtering inductors. One enter rectifying bridge could be discovered by itself small heatsink close to the sting of the PCB. One Jun Fu 420V/390μF capacitor and a large filtering inductor are the passive elements of the APFC circuitry.

The lively elements of the APFC circuit, two MOSFETs and a booster diode, share the identical heatsink as the first inversion transistors, two of which type a easy half-bridge double ahead inversion topology. The 2 inversion transistors are 60R190P from Magnachip, that are comparatively new chips which have pretty good on-resistance and different electrical parameters.

On the secondary facet, we will see the 4 energy transistors that generate the DC rails, three forming the 12V/5V strains and an impartial circuitry for the three.3V line. That is the primary unit in a number of years that we now have seen with out DC-to-DC circuitry on the secondary facet. The three.3V and 5V strains are generated through a bunch regulation scheme, with the controller monitoring the 12V and 5V strains as one. This strategy can turn into a big drawback in fashionable programs, the place there may be little or no to no load on the 5V line, throwing the 5V rail means out of the design information’s really helpful limits. The entire secondary facet capacitors are equipped by Jun Fu as nicely. Many customers could also be cautious of Jun Fu as a provider since we hardly ever see them inside PC PSUs however Jun Fu really is a really dependable capacitors producer, higher than what we usually anticipate finding in a low-cost design.

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