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Join Date: Dec 2005 Location: Bucuresti | Abit IX38 QuadGT (@bit-tech) Quote: Overclocking and Stability
In order to test the CPU voltage droop using digital PWM, we first used an E6750 G0 dual-core processor and found using a default 1.35V it idled at an elevated 1.384V in Windows. When we loaded the processor, the CPU voltage stayed firm between 1.384V and 1.392V, even when left for a while to allow everything to heat up. This is without doubt an excellent result, but for quad-core however, things were a little different. We dropped in a QX9650 and overclocked it up to 450MHz FSB at 1.46V and when it arrived in Windows we found this translated to just 1.376V which stayed the same under load.
So while the voltage is stable, it looks like you have to be a very liberal with it when overclocking a quad-core processor. In this respect we upped the voltage in the BIOS to 1.5+V when going further.
The QX9650 would hit 495MHz FSB just fine, at 1.7V north bridge, 1.51V CPU and 1.45V CPU VTT but crashed on POST at 500MHz. In contrast our old, yet ever capable X6800 sailed through 500MHz FSB at similar voltages however it locked up when we applied load to the system. It wasn't until we dropped it down to 490MHz FSB that it was fully stable.
Stability at BIOS defaults was excellent and the board didn't buckle under the load we put it under for prolonged periods of time. The heatsinks got warm to the touch, but never too hot and the whole machine just kept ticking over. Value and Conclusions
Where the Asus Maximus Formula had a distinct lack of any performance advantage over P35, it at least offered a kick ass feature set on the board and in the box. The Abit IX38 QuadGT does make for an awesome board and BIOS, but it has a virtually non-existent supporting package and performs worse than its little brother - the IP35 Pro. The features leave me completely polarised:
The BIOS is absolutely lovely to use but its use of DDR2 is not at all optimised
The board looks fantastic and the layout is great, but I don't like the inclusion of an x4 slot over having at least one or two PCI-Express Gigabit Ethernet sockets
The cooling works well and it's got a pretty simple heatsink arrangement, however they are not screwed down like others and the PWM heatsink overlaps the rear I/O, meaning there are only four USB ports available
If you need an extra x4 slot on top of CrossFire, then great, but it's a sacrifice at the cost of other features
The on-board power, reset and clear CMOS buttons get an upgrade but the ones on the Asus Maximus are still better and far less flimsy
There are good, niche features like digital power regulation and fancy new on-board switches but as a whole for what you get, it isn't great value. On paper, before I had looked at the board I was really quite excited by the Abit IX38 QuadGT as it looks like the more attractive deal than the Maximus Formula - it has similar features and it's around £15 cheaper, but now after testing it the Formula is even better value in retrospect.
I like the board in the same way that I liked the Maximus Formula, but its problem is that a six month old P35 board that costs a third less performs just as well, while a basic X38 board with the same core features will save you £20. Again, I'm just finding it hard to justify the extra cost. Final Thoughts
The Abit IX38 QuadGT is a very solid and stable motherboard that overclocks very well and, as a result, it might appear to be an attractive proposition. Sadly though, it's let down by poor performance, a poor supporting package (which may not be a concern for many) and some of the board's features really polarise my opinion of it.
In the end, I find it hard to justify the IX38 QuadGT's asking price, but if you aren't fazed by the below-par performance and occasionally strange choice on the feature list, the board is solid enough to stand up to a barrage of abuse.
| MSI P35 Neo2-FR: Platinum performance for under $100 (@anandtech) Quote:
MSI surprised us with the overall performance of the P35 Neo2-FR motherboard. We figured they would neuter the performance of the board so as not to cannibalize sales of the P35 Platinum series. Turns out, we were incorrect. Sure, the Platinum board has FireWire, S/PDIF Optical out, and a conversation generating roller coaster cooling system, but it also costs about $40 more. The performance between the two boards is almost identical making this purchasing decision easy in our opinion unless you need FireWire capabilities. If so, MSI offers the Neo2-FIR for about $10 more.
We are pleased to award the MSI Neo2-FR board our Silver Editors' Choice award. The product quality, component choices, support, features, and overall performance of this board are an absolute steal at its current price of $89. Generally, manufacturers must cut corners to offer the latest Intel chipset technology at prices under $100. It is rare that we see a manufacturer offer what is essentially their premium product in the entry-level category, but MSI managed to do this and actually improve the product at the same time.
Overall, this board certainly has more positives than negatives. Its negatives are generally minor and BIOS tuning will likely solve the few performance problems we encountered during overclocking. To be honest, it's the product quality, MSI's support, and price to performance advantages this board offers that really win us over. If MSI offered better utilities, the ability to control each fan header properly, and a BIOS fully tuned for 4GB overclocking then we would give the board our Gold award. As it stands, MSI has reset our expectations in this market space. Will any of the products from abit, DFI, and Gigabyte in this price bracket surpass MSI's offering? We will that question shortly.
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