850W power supply prices
The lowest listed unit price is $0.06 per watt. The median is $0.15 per watt, across 98 ranked Newegg listings.
Compare 850W power supply prices
87 ranked products from 98 listings (the same maker, size and price listed more than once is shown once) · Newegg US · Updated (7 hours ago).
Filter by model, manufacturer, condition or specification
Showing 24 of 87 products.
| Product and specifications | Newegg price | Unit price | Price reference | Condition and availability |
|---|---|---|---|---|
| SAMA B850 850W ATX 3.1 Power Supply, Cybenetics Bronze Certified, PCIe 5.1 Ready 12V-2x6 (450W), APFC LLC + DC-DC Design, 120mm Silent Fan,...850 WSpecifications from the Newegg listing | $54.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.06 / wattBest listed value · better unit price than 100% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $65.97 · 16.6% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| darkFlash DG850 850W Fully Modular ATX Power Supply, 80 PLUS Gold Certified, ATX 3.1 & PCIe 5.1 Ready, Native 12V-2x6 600W Cable, Single +12V Rail,...850 WSpecifications from the Newegg listing | $69.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.08 / wattHigher value · better unit price than 99% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $74.99 · 6.7% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| SAMA GP850 850W ATX 3.1 Fully Modular Power Supply, Cybenetics Gold Certified, PCIe 5.1 Ready 12V-2x6 (450W), Full Bridge LLC + DC-DC Design, 120mm...850 WSpecifications from the Newegg listing | $74.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.09 / wattHigher value · better unit price than 98% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $89.97 · 16.6% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| ASRock SL-850G 850W Power Supply850 WSpecifications from the Newegg listing | $79.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.09 / wattHigher value · better unit price than 92% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $129.99 · 38.5% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| Rosewill VSB 850W 80+ Bronze, ATX 3.0 & 3.1 Compatible, Semi-Modular Power Supply, PCIe 5.1 12V-2x6 Connector, 105°C/221°F Japanese Capacitor,...850 WSpecifications from the Newegg listing | $79.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.09 / wattHigher value · better unit price than 92% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| SAMA G850 850W ATX 3.1 Full Modular Power Supply, Cybenetics Platinum Rated, PCIe 5.1 Ready, 12V-2x6 450W, Japanese Main Capacitor, 140mm FDB ECO...850 WSpecifications from the Newegg listing | $79.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.09 / wattHigher value · better unit price than 92% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $89.99 · 11.1% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| Super Flower Zillion FG 850W Cybenetics Platinum, 80+ Gold, Full Modular, ATX 3.1 / PCIe 5.0, W/12V-2x6 Cable (2x8pin - 16pin native cables), Power...850 WSpecifications from the Newegg listing | $79.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.09 / wattHigher value · better unit price than 92% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector;...850 WSpecifications from the Newegg listing | $79.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.09 / wattHigher value · better unit price than 92% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $109.99 · 27.3% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| ASRock SL-850GW Gold 850W Full Modular Power Supply850 WSpecifications from the Newegg listing | $84.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.10 / wattHigher value · better unit price than 88% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $149.99 · 43.3% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| Phanteks AMP GH 850W Gold Power Supply, ATX 3.1 and PCIe 5.1 Platform, Fully Modular Individual Cables, Silent Fanless mode, Black.850 WSpecifications from the Newegg listing | $84.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.10 / wattHigher value · better unit price than 88% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $109.99 · 22.7% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| SAMA XP 850w ATX Power Supply PSU For Gaming Computer PC Power Supply Unit - 80 Plus Platinum Gold - ATX 3.0 & PCIe 5.0 Compliant - Fully Modular...850 WSpecifications from the Newegg listingAlso listed 1 more time by this maker at the same size and price | $84.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.10 / wattHigher value · better unit price than 88% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $101.97 · 16.7% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| be quiet! Pure Power 12 850W ATX3.1/ ATX3.0 Compatible Power Supply 80 Plus GOLD Certified Efficiency BP004US850 WSpecifications from the Newegg listing | $89.90 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 86% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $129.90 · 30.8% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| MONTECH CENTURY II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybenetics Platinum850 WSpecifications from the Newegg listing | $89.90 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 86% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Rosewill VMG 850W 80+ Gold, ATX 3.0 & 3.1 Compatible, Full Modular Low-Noise Power Supply, PCIe 5.1 12V-2x6 Connector, 100% Japanese Electrolytic...850 WSpecifications from the Newegg listing | $89.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 83% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Super Flower Combat DB 850W ATX 3.1, 80+ Bronze, 5 Years Warranty, Flexible Flat Cables, Fixed Cable Power Supply, SF-850C12DB, Black version850 WSpecifications from the Newegg listing | $89.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 83% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Thermaltake Smart BX3 Pro 850W; ATX 3.1; Native PCIe 5.1 12V-2X6; Non-Modular; Etched Flat Cables; Dual-Color H++ Connectors; 105°C Main Capacitor;...850 WSpecifications from the Newegg listing | $89.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 83% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Apevia ATX-PM850W PCIe 5.0 Premier 850W 80+ Gold Certified, Includes PCIe 5.0 / Gen 5 12VHPWR Connector, Active PFC ATX Semi-Modular Gaming Power...850 WSpecifications from the Newegg listing | $92.19 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 81% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Phanteks AMP GH 850W Gold Power Supply, ATX 3.1 and PCIe 5.1 Platform, Fully Modular Individual Cables, Silent Fanless mode, White.850 WSpecifications from the Newegg listing | $94.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 79% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $119.99 · 20.8% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| SAMA P850 850W ATX 3.1 Full Modular Power Supply, Cybenetics Platinum Rated, PCIe 5.1 Ready, 12V-2x6 600W, 100% Japanese Capacitors, 140mm FDB Zero...850 WSpecifications from the Newegg listing | $94.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.11 / wattHigher value · better unit price than 79% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $119.99 · 20.8% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| Apevia ATX-PR850W-WH PCIE 5.0 & ATX 3.0 Prestige 850W 80+ Gold Rated, PCIE 5.0 / Gen 5 12VHPWR Connector, Active PFC ATX Gaming Power Supply White850 WSpecifications from the Newegg listing | $99.81 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.12 / wattHigher value · better unit price than 78% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| ASRock Phantom Gaming PG-850G 850W 80 PLUS GOLD & Cybenetics PLATINUM Full Modular Power Supply, ATX3.1 & PCIe5.1 Ready with Dual Color 12V-2x6...850 WSpecifications from the Newegg listing | $99.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.12 / wattMiddle range · better unit price than 74% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $159.99 · 37.5% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| Cooler Master Elite Gold 850W Power Supply, PCIe 5.1 Ready Certification Cybenetics Gold & Noise Standard++, 80 PLUS Gold, 850W, ATX 3.1, 12V-2x6...850 WSpecifications from the Newegg listing | $99.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.12 / wattMiddle range · better unit price than 74% of 87 in the same wattage, condition group on this page | Launch reference not recorded | new · in-stockWarranty: not recorded |
| Thermaltake GF1 (2024) Fully Modular ATX 850W Power Supply - 80 PLUS Gold - Ultra Quiet - Zero RPM, PS-TPD-0850FNFAGU-P850 WSpecifications from the Newegg listingAlso listed 3 more times by this maker at the same size and price | $99.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.12 / wattMiddle range · better unit price than 74% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $109.99 · 9.1% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
| Super Flower Zillion FP 850W Cybenetics Platinum, Full Modular Embossed Cables, ATX 3.1 / PCIe 5.1, W/12V-2x6 Native Cable, Power Supply, FDB Fan,...850 WSpecifications from the Newegg listing | $104.99 · View at Newegg Updated Sep 28, 2026 · 7h old | $0.12 / wattMiddle range · better unit price than 73% of 87 in the same wattage, condition group on this page | Launch reference not recordedListing reference $139.99 · 25.0% lower; not a recorded previous sale | new · in-stockWarranty: not recorded |
850W power supply over time
Daily prices and missing dates
| Date | USD / watt | Products observed |
|---|---|---|
| Aug 3, 2026 | $0.16 | 81 |
| Aug 4, 2026 | $0.16 | 81 |
| Aug 5, 2026 | $0.16 | 82 |
| Aug 6, 2026 | $0.16 | 81 |
| Aug 7, 2026 | $0.16 | 82 |
| Aug 8, 2026 | $0.16 | 85 |
| Aug 9, 2026 | $0.16 | 84 |
| Aug 10, 2026 | $0.16 | 82 |
| Aug 11, 2026 | $0.16 | 84 |
| Aug 12, 2026 | $0.16 | 83 |
| Aug 13, 2026 | No observation | None |
| Aug 14, 2026 | No observation | None |
| Aug 15, 2026 | No observation | None |
| Aug 16, 2026 | No observation | None |
| Aug 17, 2026 | $0.15 | 82 |
| Aug 18, 2026 | $0.15 | 84 |
| Aug 19, 2026 | No observation | None |
| Aug 20, 2026 | $0.15 | 84 |
| Aug 21, 2026 | $0.16 | 83 |
| Aug 22, 2026 | $0.16 | 84 |
| Aug 23, 2026 | $0.16 | 84 |
| Aug 24, 2026 | $0.16 | 83 |
| Aug 25, 2026 | $0.16 | 83 |
| Aug 26, 2026 | $0.16 | 85 |
| Aug 27, 2026 | No observation | None |
| Aug 28, 2026 | No observation | None |
| Aug 29, 2026 | No observation | None |
| Aug 30, 2026 | No observation | None |
| Aug 31, 2026 | No observation | None |
| Sep 1, 2026 | $0.15 | 87 |
| Sep 2, 2026 | No observation | None |
| Sep 3, 2026 | $0.15 | 87 |
| Sep 4, 2026 | $0.15 | 88 |
| Sep 5, 2026 | $0.15 | 89 |
| Sep 6, 2026 | $0.15 | 89 |
| Sep 7, 2026 | $0.15 | 89 |
| Sep 8, 2026 | $0.15 | 88 |
| Sep 9, 2026 | $0.15 | 90 |
| Sep 10, 2026 | $0.15 | 89 |
| Sep 11, 2026 | $0.15 | 87 |
| Sep 12, 2026 | $0.15 | 90 |
| Sep 13, 2026 | $0.15 | 89 |
| Sep 14, 2026 | $0.16 | 88 |
| Sep 15, 2026 | $0.16 | 90 |
| Sep 16, 2026 | $0.16 | 90 |
| Sep 17, 2026 | $0.15 | 91 |
| Sep 18, 2026 | $0.16 | 92 |
| Sep 19, 2026 | $0.16 | 93 |
| Sep 20, 2026 | $0.16 | 92 |
| Sep 21, 2026 | $0.16 | 92 |
| Sep 22, 2026 | $0.16 | 89 |
| Sep 23, 2026 | No observation | None |
| Sep 24, 2026 | $0.15 | 93 |
| Sep 25, 2026 | $0.15 | 91 |
| Sep 26, 2026 | $0.15 | 91 |
| Sep 27, 2026 | $0.15 | 93 |
| Sep 28, 2026 | $0.15 | 94 |
Compare the supply, not just the wattage
A lower price per watt does not measure power quality. Check the manufacturer's stated form factor, ATX specification, GPU connectors and warranty against your build.
| Model | 80 PLUS rating | ATX specification | Warranty |
|---|---|---|---|
| be quiet! Pure Power 13 M 850W | Not recorded | Not recorded | Not recorded |
| be quiet! Power Zone 2 850W | Not recorded | Not recorded | Not recorded |
| Thermaltake Toughpower GF3 850W | Not recorded | Not recorded | Not recorded |
| be quiet! Dark Power 14 850W | Not recorded | Not recorded | Not recorded |