{"product_id":"darkflash-pmt850-fully-modular-atx-3-1-pcie-5-1-ready-compact-150mm","title":"darkFlash PMT850 Fully Modular ATX 3.1 PCIe 5.1 Ready - Compact 150mm","description":"\u003cp\u003eIn this review the darkFlash PMT850 proves itself as a compact, practical power supply aimed at gamers and power users who need a modern, reliable ATX 3.1 unit without a huge footprint. The biggest reason to consider it is its combination of native \u003cstrong\u003ePCIe 5.1 12VHPWR support\u003c\/strong\u003e and an 850 W, 80 PLUS Gold design delivered in a 150mm chassis, which makes it an attractive choice for builders who want high GPU headroom and tidy cable management in smaller cases.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eATX 3.1 Compatibility:\u003c\/strong\u003e Supports up to 200% total power excursion and 300% GPU power excursion for added stability with modern CPU and GPU power spikes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80 PLUS Gold Efficiency:\u003c\/strong\u003e Reaches around 90% efficiency under typical loads, lowering wasted energy and helping reduce long-term running costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e105C Japanese Capacitors:\u003c\/strong\u003e Uses high-grade all-Japanese 105C capacitors for improved durability and stable operation under sustained load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative 12VHPWR Cable:\u003c\/strong\u003e Includes a 12V-2x6 native 12VHPWR cable capable of delivering up to 600 W to compatible PCIe 5.1 graphics cards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Modular Design:\u003c\/strong\u003e Allows connecting only required cables, simplifying cable routing and improving case airflow for cooler operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 150mm Size:\u003c\/strong\u003e Small form factor fits tighter builds while still delivering full-featured power for high-end components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe PMT850 is ideal for PC builders who want modern power delivery in a compact package: gamers upgrading to an RTX 30\/40 series or comparable AMD GPU that benefits from a native 12VHPWR connector, and system builders who need ATX 3.1 headroom for transient loads. Its fully modular cables and compact depth make it a good fit for mid-tower and compact cases where cable management matters.\u003c\/p\u003e\n\u003cp\u003eIt may be less compelling for users who do not need PCIe 5.1 support or who prioritize a quieter or larger-capacity unit; some customer reports mention mixed noise experiences, so those extremely sensitive to fan noise or seeking ultra-silent operation should audition it in their chassis or consider alternatives focused specifically on noise performance.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModern \u003cstrong\u003eATX 3.1 and PCIe 5.1 readiness\u003c\/strong\u003e with generous power excursion tolerances for stable peak demands.\u003c\/li\u003e\n\u003cli\u003eHigh efficiency from 80 PLUS Gold design reduces waste and operating cost.\u003c\/li\u003e\n\u003cli\u003eDurable 105C Japanese capacitors improve long-term reliability under load.\u003c\/li\u003e\n\u003cli\u003eFully modular cables and included native 12VHPWR make builds cleaner and compatible with recent GPUs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNoise reports are mixed among users, so acoustic behavior can vary by system and case airflow.\u003c\/li\u003e\n\u003cli\u003e850 W is ample for most builds but those planning extreme multi-GPU or heavy overclocking may prefer a higher wattage model.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd\u003e850 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eATX 3.1, 150mm compact depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e80 PLUS Gold (up to ~90%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitors\u003c\/td\u003e\n\u003ctd\u003e100% Japanese 105C capacitors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCIe Connector\u003c\/td\u003e\n\u003ctd\u003eNative 12VHPWR (12V-2x6) included, up to 600 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eFully modular cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5 year warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe darkFlash PMT850 is a well-balanced choice for builders who need \u003cstrong\u003ePCIe 5.1 compatibility\u003c\/strong\u003e and ATX 3.1 transient handling in a compact 150mm housing. It pairs modern power delivery, all-Japanese capacitors, and modular cabling at a price that represents good value for contemporary gaming and content-creation systems, though buyers sensitive to fan noise should verify acoustic performance in their case.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it include a 12VHPWR cable?\u003c\/strong\u003e\u003cbr\u003eYes, a native 12V-2x6 12VHPWR cable is included to support PCIe 5.1 graphics cards up to the specified power limit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this power supply fully modular?\u003c\/strong\u003e\u003cbr\u003eYes, the PMT850 uses a fully modular cable design so you only connect the cables you need for cleaner builds and better airflow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it run an RTX 30 or 40 series card?\u003c\/strong\u003e\u003cbr\u003eYes, it is compatible with Nvidia RTX 30\/40 series and comparable AMD GPUs, with 12V synchronous rectification and DC-DC support for stable GPU delivery.\u003c\/p\u003e","brand":"darkFlash","offers":[{"title":"Default Title","offer_id":48626814746843,"sku":"B0D7Z1GZK7","price":89.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71bq-R6frUL._AC_SL1500.jpg?v=1778451663","url":"https:\/\/gearmusthave.com\/products\/darkflash-pmt850-fully-modular-atx-3-1-pcie-5-1-ready-compact-150mm","provider":"GearMustHave","version":"1.0","type":"link"}