Is the 650BQ psu from evga an (ATX) or (SFX)?

Solution
By looking it's dimensions, it's ATX PSU.

EVGA 650 BQ dimensions: 150mm (W) x 165mm (L) x 85mm (H)
specs: https://www.evga.com/products/product.aspx?pn=110-BQ-0650-V1

For comparison, an ATX PSU: Seasonic M12II-620 EVO,
dimensions: 150 mm (W) x 160 mm (L) x 86 mm (H)
specs: https://seasonic.com/product/m12ii-620-evo/

SFX PSU is much smaller in dimensions, e.g Corsair SF600,
dimensions: 125mm (W) x 100mm (L) x 63mm (H)
specs: http://www.corsair.com/en-eu/sf-series-sf600-600-watt-80-plus-gold-certified-high-performance-sfx-psu-eu

Size comparison between SFX and ATX PSU,
image:
corsair-sfx-psu_w_600.jpg
By looking it's dimensions, it's ATX PSU.

EVGA 650 BQ dimensions: 150mm (W) x 165mm (L) x 85mm (H)
specs: https://www.evga.com/products/product.aspx?pn=110-BQ-0650-V1

For comparison, an ATX PSU: Seasonic M12II-620 EVO,
dimensions: 150 mm (W) x 160 mm (L) x 86 mm (H)
specs: https://seasonic.com/product/m12ii-620-evo/

SFX PSU is much smaller in dimensions, e.g Corsair SF600,
dimensions: 125mm (W) x 100mm (L) x 63mm (H)
specs: http://www.corsair.com/en-eu/sf-series-sf600-600-watt-80-plus-gold-certified-high-performance-sfx-psu-eu

Size comparison between SFX and ATX PSU,
image:
corsair-sfx-psu_w_600.jpg
 
Solution