Product comparison · 2 power supply units

Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E vs Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single

14specifications compared
7differ
7identical
4known for one product only

Key differences

The Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single has 350 W more total power than the Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E (850 W vs 500 W). The Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E has 100 - 240 V more AC input voltage than the Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single (200 - 240 V vs 100 - 240 V). The Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single has 0.97 kg more weight than the Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E (2.6 kg vs 1.63 kg). Input current: 4 A on the Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E, 12-6 A on the Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single. Cabling type: Non-Modular on the Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E, Fully-Modular on the Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single.

Total power
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:500 W
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:850 W
AC input voltage
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:200 - 240 V
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:100 - 240 V
Input current
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:4 A
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:12-6 A
Cabling type
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:Non-Modular
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:Fully-Modular
Bearing technology
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:HDB
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:FDB
Operating temperature (T-T)
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:10 - 45 °C
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:10 - 40 °C
Weight
- ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E:1.63 kg
- ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single:2.6 kg

Side by side

Differences highlightedShow differences only

Comparison of ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E, ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single
18 specifications	A Zalman ZM500-TXII V2 MegaMax 80PLUS 230V EU STANDARD Certified high efficiency PCI-E View product	B Zalman ZM850-TMX TerraMax 80 PLUS GOLD PSU 850W/Full-modular 99.9% Active PFC/Single View product
Power3 differ
Total powerDiffers	500 W	850 W
AC input voltageDiffers	200 - 240 V	100 - 240 V
Input currentDiffers	4 A	12-6 A
EfficiencyKnown for one	Unknown — not stated by the source	90%
Power protection featuresKnown for one	Unknown — not stated by the source	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces1 differ
Cabling typeDiffers	Non-Modular	Fully-Modular
Motherboard power connectorKnown for one	20+4 pin ATX	Unknown — not stated by the source
Performance1 differ
Bearing technologyDiffers	HDB	FDB
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	100000 h
Operational conditions1 differ
Operating temperature (T-T)Differs	10 - 45 °C	10 - 40 °C
Weight & dimensions1 differ
WeightDiffers	1.63 kg	2.6 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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