Category Archive: PSU

CORSAIR CS450M PC POWER SUPPLY

The Corsair CS450M (CP-9020075) power supply is an entry level gaming model that we procured for a refurbished machine. The old AK-680 PSU had dual 12V circuits which limited the use of advanced gaming grade video cards somewhat. The CS450M uses a single circuit to eliminate confusion about cables and loading. The CS series are …

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OUR PSU TESTING & REVIEW

PC power supplies generally last several years so they qualify as durable goods. The EPA however recognized that a lot of power was being wasted with obsolete designs so they embarked on their Energy Star campaign. For background, see the page on the ATX power supply. PSU TESTER We use a low cost PSU tester that …

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Permanent link to this article: https://hardcoregames.azurewebsites.net/our-psu-testing-review/

CORSAIR TX850V2 PC POWER SUPPLY

The Corsair TX850V2 (CMPSU-850TXV2) power supply is an enthusiast model that we procured in June of 2012 for use with the desktop gaming machine. The TX series a high-end enthusiast class power supply the is designed for extreme setups. Compared to the counterfeit AK-680 PSU which has dual 12V 17A circuits that limits the use of …

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Permanent link to this article: https://hardcoregames.azurewebsites.net/corsair-tx850v2-pc-power-supply/

COUNTERFEIT COMPUTER HARDWARE

We have noticed that counterfeit computer components are becoming a growing problem. We first encountered this problem with the AK 680 power supply. The Echostar 680W is even worse. Both use oem power supply boards and labeled their respective products at double the actual true capacity or more. Vast  numbers of these counterfeit power supplies …

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Permanent link to this article: https://hardcoregames.azurewebsites.net/counterfeit-computer-hardware/

ECHOSTAR 680W POWER SUPPLY

The Echostar 850W is an ATX 2.03 power supply that seems to another Leadman 8867 250W. being sold at far beyond its actual capacity. Calling this 850W is counterfeit. This PSU is even worse than the A-Power AK 680 we have. PCB reads LP-8867 Rev: 1.3. Caps are Cheng LS on the primary and Cheng …

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Permanent link to this article: https://hardcoregames.azurewebsites.net/echostar-680w-power-supply/

FSP GROUP SAGA+ 400R POWER SUPPLY

The FSP Group Saga+ 400R (PSUFSP400-60GHN85) power supply is a basic low cost generic 350W ATX 2.1 model for desktop machines.  FSP Group is a low-end brand out of Taiwan. FSP has the ISO 9001 designation, which suggests their serious about becoming a stronger brand in the industry. The 400R  is the standard ATX 86 …

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A-POWER AK 680 PC POWER SUPPLY

WARNING: This is actually a Leadman 8867 350W power supply. This is counterfeit. It’s based on an old 350W PSU board. The A-Power AK 680 power supply is a basic low cost generic ATX 2.1 model that we procured in for use with the desktop gaming machine. The old PSU had a single 12 V …

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Permanent link to this article: https://hardcoregames.azurewebsites.net/a-power-ak680-pc-power-supply/

COOLERMASTER RS-460-PMSR-A3 PC POWER SUPPLY

The CoolerMaster RS-460-PMSR-A3 power supply is a basic low cost generic 400W ATX PSU, Its sold mostly into the repair and maintenance market. To make things worse for reviewers, there are four kinds of power supplies on the new eXtreme Power Plus series: the ones using an 80 mm fan on the rear of the …

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ALLIED AL-D500EXP 500W PSU

The Allied AL-D500EXP power supply is an ATX 2.0 power supply intended for the repair market for ATX class machines. This PSU is usually bundled with a low-end chassis. The PSU cannot come close to the claimed 500W power without failure. This suggests the brand is counterfeit. Allied is one of a number of different …

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Permanent link to this article: https://hardcoregames.azurewebsites.net/allied-al-d500exp-500w-psu/

LEADMAN 8867 250W ATX POWER SUPPLY

The Leadman 8867 250W power supply is a basic ATX model sold mostly to OEM system builders. The ATX 1.03 design is best suited to Socket 7 and Slot 1 class machines. FEATURES 80 or 120 mm Fan Cooler and quieter operation Sleeved cables One (1) 16-inch 20+4-pin ATX power connector One (1) 16-inch 4/8-pin …

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LEADMAN 8867 350W ATX POWER SUPPLY

The Leadman 8867 350W ATX power supply is a basic low cost model aimed at the OEM market. Leadman is a relatively unknown brand outside Asia. This PSU is pretty basic ATX 1.03 compliant for Pentium and Pentium II machines. FEATURES 80 or 120 mm Fan Cooler and quieter operation Sleeved cables One (1) 16-inch …

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THE ATX PC POWER SUPPLY

All too often the PC power supply is neglected. Remember the whole machine is dependent on the power supply. For that reason it’s foolish to buy a crappy power supply. We spent a lot of money on power supplies until we finally bought the Corsair TX850V2 which has delivered a level of quality far beyond …

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NOTEBOOK POWER SUPPLIES

Notebook computers have been around since the 1980s and they have grown in popularity as prices fell. The problem with notebook computers is the power supply. The same problem exists for many other consumer electronics. See the EPA Energy Star. A good example is the Toshiba A70 desktop replacement laptop computer. The machine uses 19V …

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STANDBY POWER CONSUMPTION

One of the hidden costs in modern life is the growth in small wall mounted power supplies to power everything from telephones to answering machines. Everybody has boxes of old power adapters too, they have tended to accumulate over time. VEGA DPMS MODES State H-sync V-sync Power Recovery Time On On On 100% n/a Stand-by …

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EPA ENERGY STAR 5 POWER SAVINGS

As the number of personal computers grew in the early 1980s the EPA stepped in with some initiatives to help reduce the need for additional expensive power plants. Acid rain was the main motivator as coal was still the primary source of power in the late 1970s. Personal computers in the early 1990s began to …

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