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PC parts / Power supplies

ASUS TUF Gaming 850W Gold EVO
Power
850W
Efficiency
80 PLUS Gold
Modular cables
Fully modular
ATX version
ATX 3.1

49 of 66 fields known.

All specs

SourceCalculated

General

GTIN / EAN
Not available
Announced
Not available
Predecessor
Not available
Successor
Not available
Launch price (US)
$1346Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Technical Specifications row MSRP (excluding VAT): $134. The region is not stated. The epilogue calls $134 the current price.
Launch price (EU)
Not available
Markets
Not available
PCIe CEM version
PCIe 5.11Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evoRead 15 October 2026Overview: ATX 3.1 & PCIe 5.1 Compatible, native PCIe 5.1 12V-2x6 connector.
Built by (OEM)
Great Wall6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Technical specifications and Part Analysis: Manufacturer (OEM) Great Wall.

Power

Rated continuous power
850W2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Total Output 850W.
Full power rated up to
40°C6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Technical specifications: Operating Temperature (Continuous Full Load) 0 - 40 C. This label matches the Cybenetics manufacturer-provided field. ASUS does not publish the figure. The Cybenetics report page itself returned No Access.
+12V max current
70.83A2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Maximum Load: +12V 70.83A.
+5V standby current
3A2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Maximum Load: +5Vsb 3A, 15W.

Certifications

Cybenetics noise at 115V
Not available
Cybenetics noise at 230V
Not available

Measured

Light-load efficiency at 115V (measured)
67.95%6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Efficiency chart for 2% load at 115V: 67.95%.
Average power factor at 115V (measured)
0.9856Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Average PF chart at 115V: 0.985.
Average noise at 115V (measured)
Not available
Noise at full load at 115V (measured)
Not available
Standby power with no load at 115V (measured)
0.06W6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Standby power consumption chart at 115V: 0.06 W. The chart shows two decimals.
Hold-up time (measured)
18.4ms6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026PSU Timing chart: hold-up time 18.4 ms. The input voltage is not stated.
12V ripple at full load (measured)
30.79mV6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026+12V ripple (full load) chart at 115V: 30.79 mV.
12V load regulation (measured)
1.54%6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Load Regulation +12V chart at 115V: 1.54% deviation.

Cables and connectors

Cables
ConnectorConnectorsCablesLength to first plug (mm)Wire gaugeRated power (W)
ATX 24-pin (20+4)1150018AWGNot available
CPU 8-pin (EPS, 4+4)2165018AWGNot available
PCIe 8-pin (6+2)3250018AWGNot available
12V-2x61150016AWG600
SATA power4240018AWGNot available
4-pin Molex2240018AWGNot available
Source2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Cable Connectors: MB 20+4pin x1, CPU 4+4pin x2, PCI-E 16pin x1 (12V-2x6), PCI-E 6+2pin x3, SATA x4 and Peripheral x2. Package Contents: CPU 1-to-2 cable (650mm+100mm), PCI-E Gen 5.1 cable 16-pin-to-16-pin (500mm), PCI-E 1-to-1 cable 8-pin-to-6+2pin (500mm), PCI-E 1-to-2 cable 16-pin-to-6+2pin*2 (500mm+100mm) and 2 SATA & Peripheral 1-to-2+1 cables (400mm+120mm+120mm). The 16-pin-to-2x 6+2 pin cable is stored as PCIe 8-pin plugs, as it plugs into the native 12V-2x6 socket of the PSU, which it shares with the 16-pin cable. The motherboard cable is 610mm here and 500mm in the cable list PDF and in the Hardware Busters and Cybenetics tables, so 500 mm is stored. The 600W rating and the gauges come from Hardware Busters.3Maker spec sheet (PDF)dlcdnets.asus.com/pub/ASUS/Accessory/Power_Supply/Cables/TUF-GAMING-850G-EVO_Cables.pdfRead 15 October 2026Cable list PDF for TUF Gaming 850W Gold EVO: motherboard power cable x1 (500mm), CPU cable 1-to-2 x1 (650mm+100mm), PCI-E Gen 5.1 cable x1 (500mm), PCI-E 1-to-1 cable x1 (500mm), PCI-E 1-to-2 cable x1 (500mm+100mm) and SATA & Peripheral 1-to-2+1 cable x2 (400mm+120mm+120mm). Each SATA and Peripheral cable has 2 SATA plugs and 1 peripheral plug, with the first plug at 400 mm.6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Modular Cables table: ATX 20+4 pin (500mm) 18AWG, 4+4 pin EPS12V (650mm+100mm) 1 cable with 2 plugs 18AWG, 6+2 pin PCIe (500mm) 1 plug 18AWG, 2x 6+2 pin PCIe (500mm) 2 plugs 18AWG, 12+4 pin PCIe (500mm) (600W) 16-24AWG and SATA (400mm+115mm) / 4-pin Molex (+115mm) 2 cables with 4 SATA and 2 Molex plugs 18AWG, no in-cable capacitors. Hardware Busters counts the 2x 6+2 pin cable as 2 cables, while ASUS counts one cable with two plugs, so the maker count is stored. The 16-24AWG range of the 12+4 pin cable includes the sideband wires, so the 16AWG power wire gauge is stored.
CPU (EPS) connectors
2
PCIe 8-pin connectors
3
16-pin GPU connectors
1
SATA power connectors
4
4-pin Molex connectors
2
Cable style
Embossed or debossed flat1Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evoRead 15 October 2026Premium Embossed Cables: embossed cable jacket.

Fan

Fan bearing
Dual ball1Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evoRead 15 October 2026Dual-Ball Fan Bearings: a 135mm fan spinning on a dual-ball bearing setup.
Fan mode switch
No2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 20260dB Fan Button row: No. The unit has no semi-passive mode to switch off.

Protection and parts

Protections
Over-current (OCP), Over-voltage (OVP), Under-voltage (UVP), Over-power (OPP), Over-temperature (OTP), Short-circuit (SCP), No-load (NLO), Surge and inrush (SIP)1Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evoRead 15 October 2026Protection section: over-current, over-temperature, over-voltage, over-power, short circuit, under-voltage, surge and inrush protection and no-load operation. Surge and inrush is stored as SIP and no-load operation as NLO. Fan failure protection is not listed.2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Protection Features: OPP/OVP/UVP/SCP/OCP/OTP.6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Protection Features page: OCP, OPP, OTP, SCP, UVP (90V full load, 80V no damage), NLO and SIP (surge MOV, inrush NTC and bypass relay) shown. Fan failure protection is not present.
All-Japanese capacitors
Not available
MTBF (claimed)
120,000h2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026MTBF >120,000 hrs @ 40°C. Stored as 120000.

Monitoring and lighting

Software monitoring
Not available
Software
Not available
Built-in power display
Not available

Dimensions and weight

Front and side, drawn to scale.

Dimensions
Width150Height86Depth140mm(5.9 × 3.4 × 5.5 in)2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Dimensions 140 x 150 x 86 mm with no axis names. Hardware Busters prints 150 mm (W) x 85 mm (H) x 140 mm (D). Depth is 140 mm.
Weight
1.35kg(3 lb)2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Weight 1.35 kg (single PSU). Hardware Busters measured 1.32 kg.6Reviewhwbusters.com/psus/asus-tuf-gaming-850w-evo-gold-atx-v3-1-psu-reviewRead 15 October 2026Technical specifications: 1.32 kg (2.91 lb). ASUS states 1.35 kg and the maker value is stored.

In the box

Warranty

Manufacturer warranty (source market)
8years2Maker product pageasus.com/motherboards-components/power-supply-units/tuf-gaming/tuf-gaming-850g-evo/techspecRead 15 October 2026Warranty 8-year. The page is the global English page.

Compare with

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Variants

Each variant lists only what differs from the specs above.

Model numberColours
TUF-GAMING-850G-EVOBlack
TUF-GAMING-850G-EVO-WHITEWhite

Sources

We read 6 sources for this power supply. The numbers match the markers in the sheet.

  1. Read 15 October 2026Backs 13 fields
  2. Read 15 October 2026Backs 23 fields
  3. Read 15 October 2026Backs 1 field
  4. Read 15 October 2026Backs 3 fields
  5. Read 15 October 2026Backs 1 field
  6. Read 15 October 2026Backs 24 fields

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