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Verdict: Not infinite, but still 650W of stable power.
We saw the first Infiniti PSU, a 720W model, a few months ago when it took our PSU Labs test by storm, offering a combination of three perfectly stable 12V rails with a super-quiet fan and modular cables. However, at £152, the 720W Infiniti was expensive.
We're therefore very pleased to see a lower-cost Infiniti, which is a 650W model that sells for a smidgen over £110. Like its more powerful sibling, this Infiniti is cooled by a quiet, temperature-controlled 135mm fan. It also supports CoolGuard, a small circuit that keeps the PC's fans spinning for up to two minutes after it's switched off to prevent hot-running components from overheating. A 24-pin ATX connector is hardwired into the back of the Infiniti, along with two 4-pin ATX12 plugs, a 3-pin fan plug and a 6/8-pin PCI-E plug. Modular cables are supplied for two more 6-pin PCI-E plugs, along with a variety of S-ATA and Molex plugs.
The Infiniti has three 12V rails: 12V1 is rated at 28A and supplies power to the slave PCI-E plug and three of the modular cables, while 12V2 supplies 28A to the master PCI-E plug and the remaining three modular cables. 12V3 is rated up to a whopping 30A and supplies power to the motherboard and 6/8-pin PCI-E cable. The Infiniti was stable at full load, and drew 795W from the mains to generate 650W, which makes it 82 per cent efficient.
Conclusion
The Infiniti is the cheapest PSU we've seen that can support an 8-pin PCI-E graphics card such as the ATi Radeon HD 2900XT. As 650W should be enough for most PCs, it's a good choice, especially since it's rock-solid and quiet, and the supplied modular cables make it easy to build a tidy PC.
User Reviews
Beats Mine
"Looking like a top quality PSU, from a top quality manufacturer. Cool Guard is a great bonus Has some modular features .. even better 650w but with ample juice down the crucial 12v rails, making it able to house a good gaming rig"
I think this will be a top quality PSU for those who own a dual core system, with a nice beefy card... (being of the high end directx10 current generations) and even beats mine on how it supplies power down the 12v rails.... With more of the system components and extras in computers, the 12v rails have become increasingly important, especially for those with dual graphics and dual core systems, together with numerous fans, lots of hard drives and anything in their drive bays... Slightly more expensive than the ETASIS 650w version, but the little more you pay is for the extra power down the 12v rails... Cool Guard is a great feature and should be on ALL power supplies.... especially ones that house substantial PC\'s!
Review by: Lightning_Pete
Average User Rating:
95%
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