Noise and Thermal Testing

Since the SilverStone Raven RV04 includes fan control for both intake fans, I tested it at each of the three settings. What I found interesting, and I'm sure you will, too, is the way this $159 case performs compared to others in its class. Most other cases have more fans (some, like the Rosewill Blackhawk Ultra, have a lot more fans); the Raven RV04 is getting by with just two 180mm intakes and no exhaust fans.

Ambient temperature during testing hovered between 23C and 24C.

CPU Load Temperatures (Stock)

GPU Load Temperatures (Stock)

SSD Load Temperatures (Stock)

I consistently found throughout testing that the "medium" fan setting was the best choice for the RV04. Graphics card thermals are competitive at stock speeds, but the CPU runs cooler than every other case I've tested, and often by a substantial margin.

Idle Noise Levels (Stock)

Load Noise Levels (Stock)

Noise levels aren't going to set the world on fire, but they're not awful either. Users who want to have more fine-grained control over fan speeds will want to switch to an analog fan control; swapping out the 180mm fans is likely possible but not worthwhile.

When we overclock the system, the RV04 starts to show its true colors.

CPU Load Temperatures (Overclocked)

GPU Load Temperatures (Overclocked)

SSD Load Temperatures (Overclocked)

The processor continues to run incredibly frosty, with only the powerful Rosewill Blackhawk Ultra even competing with the Raven's performance here. Graphics card performance, on the other hand, is very middle of the road.

Idle Noise Levels (Overclocked)

Load Noise Levels (Overclocked)

The Blackhawk Ultra has to run 2dB louder to compete with the Raven RV04's thermal performance, and it's the second best case at cooling the CPU. Noise levels once again aren't excellent, and the ASUS GeForce GTX 560 Ti generates a tremendous amount of noise when heavily overvolted and overclocked, but we're still competitive. What's clear is that for serious workloads, the "low" fan setting is out of the question.

I saved the best for last, though. I had a hunch the full fat testbed would really show off the Raven RV04, and it turns out I was right.

CPU Load Temperatures (Full Fat)

Top GPU Load Temperatures (Full Fat)

Bottom GPU Load Temperatures (Full Fat)

SSD Load Temperatures (Full Fat)

Highest HDD Load Temperatures (Full Fat)

At this point, what's abundantly clear to me is that the Raven RV04 is going to be one of the best cases you can purchase if you plan on air cooling your processor. In a traditional ATX enclosure design, an exhaust fan is needed to help direct airflow from the CPU cooler, but the RV04 genuinely does not need one. Graphics card temperatures are also quite good; the two GTX 580s we use for the full fat testbed have blower style coolers instead of open air coolers like the one on our GTX 560 Ti, and blower coolers seem to benefit tremendously from the RV04's design.

Idle Noise Levels (Full Fat)

Load Noise Levels (Full Fat)

The full fat testbed tends to be a monster when it comes to noise levels as well, but the medium fan setting of the Raven RV04 is able to provide the best balance of noise and thermal performance. While the Raven was providing stellar CPU performance and merely competitive GPU performance in our stock and overclocked testbeds, it outright sweeps the full fat testbed.

Testing Methodology Conclusion: Wait for the Fortress FT04
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  • genghisquan - Thursday, June 20, 2013 - link

    The graph really should have RV02 and/or RV03 comparisons. I was already iffy about this case when I first saw pictures of it. Rather than keeping what was great about the RV02 and trying to improve the few errors that it had, it seemed like the RV04 wanted to do something completely new. Why change what was already good about the RV02?
  • JeBarr - Thursday, June 20, 2013 - link

    I too would have liked to see a comparison with the previous Raven chassis but the designs were so good they lasted far longer than most reviewer test beds.

    This new Raven, though showing great performance numbers is just so dang ugly. Heck, I'd take the RV03 with champagne trim before getting anywhere near this new pile.
  • losttsol - Thursday, June 20, 2013 - link

    Silverstone sure has put out some strange cases lately. Are they under new management or something? Maybe there's just so much you can do with a rectangle? I used to love their designs, but I wouldn't even put them in my top 5 anymore.
  • landerf - Thursday, June 20, 2013 - link

    What the hell is that? Fucking gross looking. They've fallen far from the FT02 days. All they needed to do was update that and they'd have a real winner instead of this plastic clown.
  • smellykaka - Thursday, June 20, 2013 - link

    It looks to me like you could make a massive improvement in the look of this case just by removing the front door entirely?
  • smellykaka - Thursday, June 20, 2013 - link

    Bitterly disappointing, the terrible look and terrible drive layout, because a case with minimal 5 1/4 bays and multiple big fat front fans has been on my wishlist for a long time.
  • JDG1980 - Friday, June 21, 2013 - link

    Antec's P280 has a soundproofed front door.
  • Shinobisan - Friday, June 21, 2013 - link

    I'm being a bit 'counter culture' and thought I would write out my experience.
    I was using a Corsair H80 closed loop cooler, and it died. Critical Failure. The pump went bad, and before I noticed the extra noise... my PC was shutting down due to CPU over-temp.
    I'm so glad my motherboard saved me there.!
    So... my conclusion can be a quote from good ol' Scotty, "The fancier they make them, the easier it is to plug them up".
    For me, the closed loop cooler is just too much of a risk. There are too many critical components that can fail and cause bad things to happen.
    I went with one of the latest fan coolers now, the Noctua NH-D14. Super cool, less risk of failure.

    Oh... also a bit of a note on the closed loop type coolers - specifically radiator installation.
    They recommend setting up the radiator to pull in fresh air from the back of the chassis. This is the best cooling method. But only for the first week.
    My PC chassis is great, with air filters on all intakes. This keeps everything running nice and cool because there isn't any internal dust buildup.
    BUT... the H80 doesn't have an air filter. When I went to remove it, there was dust blocking about half the radiator. So, the radiator was working at half efficiency.
    If I would have installed it the other way around, it would pull warmer air from inside the chassis and exhaust out the back. This would have been slightly less effective, but the performance would not have dipped over time. In the long run it would have been better to keep it clean.

    Not many reviews cover the dust issue. Short term it doesn't matter (like on these test beds)... but long term... dust will kill your cooling.
  • HisDivineOrder - Friday, June 21, 2013 - link

    Ehhhh... I don't know. I mean, it just seems like to me you're going on and on about how well designed this case is and how it's cutting edge this and what not.

    It's like they took one of those ancient Lian Li cases I had a long time ago that inverted the motherboard upside down where, yes, you had to go in from the other side. Then they tossed the biggest, most awesome fans they could put in the front.

    Is that cutting edge design? Is that amazing? I think I was more impressed by earlier Raven designs and I fail to see the advantage of this one over those designs. At least they had the advantage of pushing air upwards and out of the case. You talk about air moving straight through the case being important, but I don't see how having hot air exhaust in the natural way up isn't the superior way of handling a scenario where a case doesn't have an exhaust fan.

    And I also don't see why having an exhaust fan is preferable to having one unless it's the loudest, most annoying exhaust fan in the history of the world. Even a really, really, REALLY slow one would be better than not having one.
  • JDG1980 - Friday, June 21, 2013 - link

    The inverted motherboard tray is actually a pretty big deal. As the review notes, for optimal cooling, you want the intake fans blowing straight at the CPU and GPU heatsinks. But a standard ATX case doesn't do that; instead, one intake fan covers maybe the lower half of the motherboard (including the GPU, if you're lucky), and the other one blows at the back of the power supply, which is usually a waste. The CPU heatsink sits behind the 5.25" drive bays, getting little airflow except from its own fan and maybe a small assist from the exhaust unit. This design has little more than tradition to recommend it. Flipping the motherboard upside down may sound simple, but it makes a big difference because the whole motherboard now gets covered by the airflow from the intake fans. (You could, I suppose, leave the motherboard as-is and put the external drive bays and PSU on the bottom, but no one wants their drive bays down there.)

    I do prefer the rotated motherboard design, but it is clearly more complex; because of the orientation of the motherboard and card ports, you need a "fake roof" to route the external wiring out the back, unless you want it to look really, really ugly.

    The photos indicate that the RV04 has a mount for a rear exhaust fan, even though the fan itself is not included. So it shouldn't be at all difficult to add one if you were so inclined. I wonder if this mount will be populated by default on the FT04.

    But I do think you're right about one thing: SilverStone gets a lot of cooling design wins because they have "the biggest, most awesome fans". Nothing else out there really equals the AP181 and AP182. Even cases with 200mm or bigger fans seem to fall behind compared to the SilverStones. And the fans aren't that loud, either. What I don't understand is why, given clear design wins like the FT02 and TJ08-E, other companies haven't specced out high-quality 180mm fans and given SilverStone a run for their money on this turf. I wonder if Nidec could be convinced to design a line of 180mm Gentle Typhoons?

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