I'll be building a new system soon and believe it or not, the sound card is turning out to be one of the hardest choices. After some woes with Turtle Beach, M-Audio and Creative sound cards, I'm looking for alternatives. I prefer an analog sound, which also suits the speakers I have better.
Here's the criteria for my needs in order of priority.
1) Games:
Driver support must be good for games, although EAX 4,5 are not top priorities. I do not, however, want to have to deal with situations where some games won't launch or have severe audio problems. Performance must be good for games. I prefer not having any sound features that require games be written specifically for it, like X-RAM. Positional audio must be good enough to determine where enemies are and ideally delay time of each channel adjustable for tuning spatial parameters. Must be able to record software sound sources such as Fraps, which my M-Audio doesn't.
2) Movies:
Audio volume must be good for dialog, though KMPlayer's Normalizer feature helps a lot with that. Frequencies must be appropriately divided between channels. I want to clearly hear dialog mostly in the center channel with slight but noticeable fade to other channels when characters off center are speaking. Positional audio must be good and seamless. Explosions and bass music (they put so much rap background music in movies now) must be realistic and not boomy or muddy.
3) Music:
Midrange must be warm and bass deep, that's why I prefer analog sound. Bass must be tight and not boomy or muddy though, something some analog cards lack. I'm thinking slit foil electrolytic capacitors would help with the analog sound and keep things tight if they are fairly good size, even if I lose a bit of volume vs solid state ones. Highs must not be overly bright or muffled. SNR must be good, without a big drop from that of the DSP on output, something some cards suffer from. Stereo separation must be good, as well as dynamic range.
4) HDTV:
I'd ideally like to be able to connect an HDTV (as I may end up using one for a display) via it's optical or digital audio out to the sound card and get the 5.1 audio (from HDTV broadcasts that have it) without having to do a pass through to a home audio receiver. Few if any sound cards do this, though I don't know why. At the very least it seems you should be able to connect the TV's stereo out via a standard stereo line in and use something like Dolby Neo PC, (which is getting more popular) to upmix the stereo signal to simulate 5.1.
If not I may have to use a monitor and TV tuner card like the OnAir GT, which comes with Nvidia's Pure Video Decoder and software decodes the 5.1 signal carried by the TV's optical or digital audio output. I'd really prefer a 16:9 display though and monitors lack the video processing TVs have. You also HAVE to have your PC working to be able to watch TV that way and as far as I've read, none of the TV tuner cards have quite as good image quality as an actual TV.
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Some of the sound cards I'm looking into are the Razer Barracuda AC1, ASUS Xonar D2X, HT Omega Claro and AuzenTech X-Fi Prelude. The AuzenTech X-Fi Prelude is the only Creative chipset card I would consider. Though I'm not exactly thrilled about what I've read/heard regarding X-Fi chipsets. The Audigy has the same surround chip the X-Fi does. This was verified by AuzenTech and rather evident in the fact that you can download an "Audigy to X-Fi mod", which unlocks the SE, LS and Value Audigy to 24 bit and even Crystalizer feature.
Of the above cards, only the Razer has slit foil caps. It is also of course designed with gaming as the first priority being a Razer product. It also has an extensive software suite and robust DSP capable of some pretty good surround formats, including Neo PC. You can even fine tune the ms delay from each channel to adjust real time spatial parameters, which according to a review I read allows you to adjust for how well you can hear the enemy positions according to whether you're playing with 5.1 speakers or headphones.
The Razer is the only card I've seen that appears to be good at everything I want to do, there are catches though. The Razer guys I talked to weren't sure if it could play the 5.1 audio from HDTV broadcasts without a pass through to a receiver. I'm awaiting an email response from their engineers about that.
The first guy I talked to thought it could via optical out from the TV to optical in on the card, then decode it via the hardware decoder. This, sounded like quite an exaggeration. I'm expecting the reality to be it's Neo PC would simulate 5.1 via the stereo line in, if it even can play HDTV 5.1 at all by itself.
One of the reviews I read (TechGage) also said it's actual SNR at output is much lower than the advertised, about 87 vs 117 and the Audigy 4 came in at 91 vs 113. This means the Razer's drop in SNR from DSP to output is 25.6% vs the Audigy 4's 19.5% drop. It's also hard to find at a good price anymore.
Despite the SNR issue, all reviews said it had great sound. TechGage also said the test results may have been a flaw in their methodology. I doubt ANY sound cards actually measure at output anything close to the manufacturer's claimed SNR because it only refers to the DSP chip itself, not the output SNR. Still though, an over 25% drop is quite a bit.
Newegg says they used to carry the Razer, but they're out of stock and can't tell me what the price will be or when they'll get more in. You HAVE to buy the Razer from a retailer that is on their authorized resellers list to get the warranty. Of those an Amazon vendor had the best price at $150.
Has anyone here used any of the above sound cards and can you tell me how well it works for the above priorities?
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