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How to improve on SC2 performance? - Page 2

Forum Index > Tech Support
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SamuraiJJ
Profile Joined November 2010
Taiwan22 Posts
November 20 2010 03:36 GMT
#21
On November 20 2010 02:35 Kinslayer wrote:
SC2 is very heavy on the GPU yes. CPU can be a bottleneck, but that's if you have a pretty bad one.

Multi-core programming is just not that easy I am afraid. There aren't even that many tools that help you out with it. It is awesome for applications that are very parallel by nature like video processing, encoding, etc where many things can happen at the same time and don't need to wait for each other or depend on each other's results to move on. Games don't work that way very much.

This is why if you're buying a PC solely for gaming, things like hyperthreading and Quad core TODAY won't do much for you. Your game simply won't utilize that stuff. What it does give you though is the ability to run other stuff while your game is running without killing it too much.

Things that DO matter for gaming though are:

RAM, the more the better
GPU card - go for a very fast single card over a mediocre set of cards in SLI
Fast hard drive - 10K RPM or SSD

You'll get faster game performance if you say go with an i5 vs an i7 and use the money difference to upgrade one of these things instead.


I am also a kind of lagging on Step of War when spawning at top, is my processor really that cmi?
ss
SamuraiJJ
Profile Joined November 2010
Taiwan22 Posts
November 20 2010 03:47 GMT
#22
On November 20 2010 03:48 leonardus wrote:
1.The games tells you to play on low, or it's your only option ?
2.How many frames do you have when you play on low (ctr+alt+f) ?



The game says one, however when set everything to low, it start to lag a bit

2. what you means?
ss
Kurosuke
Profile Joined October 2010
United States39 Posts
November 20 2010 04:12 GMT
#23
the main reason the you get bad performance as of now is the graphics card. the 54XX series is mainly for HTPCs and not gaming. the Radeon HD5770 is probably the best way to go and is highly recommended, but it is just out of range price wise, you should go with the 5750, which is what i did.

with a better gfx card you will be able to play on at least medium with your current pc setup at full hd res... (see below for other thoughts)



**not actually 100% sure on performance upgrade with your system, just an estimation as i have a Phenom X4 with 8 gbs of ram so there wasn't much for me to upgrade but my gfx card.**
Twistacles
Profile Blog Joined June 2010
Canada1327 Posts
November 20 2010 05:13 GMT
#24
Dunno if it's been said, but Sc2 is very CPU-dependent. Getting an after-market cooler and OCing is your best bet.
"If you don't give a shit which gum you buy, get stride" - Tyler
Tyler918273
Profile Joined September 2010
115 Posts
Last Edited: 2010-11-20 07:36:20
November 20 2010 07:27 GMT
#25
Also keep in mind that upgrading your graphics card is dependent on your psu. You have to make sure it can supply enough power to the new gpu. Other than that yes this game is very cpu dependent but an i3 shouldn't be too limiting as sc2 can only run on 2 cores anyway if I'm not mistaken. And as previously stated that ram should be fine if your not running background programs. Honestly tho a 5770 may be overkill if you just want to play smoothly on lower settings.

Edit: if you dont mind a little related thread hijack, I'm looking to get a new system soon and am curious what other people are running. I'm not looking for anything fancy, but if you are able to run super smooth on medium settings I would appreciate a spec summary for comparison to determine what I should get as far as an affordable system. Either way thanks. You could pm me if the hijack is not kosher.
Filter
Profile Blog Joined November 2010
Canada620 Posts
November 20 2010 08:08 GMT
#26
Honestly, going up to 4 gigs of ram will give you a good boost with a decent card. SC2 doesn't need a crazy good card just a good cpu so there's no point in cranking your card up really high if your cpu will just bottleneck.

SC2 can use a full 2gigs of ram effectively by itself and windows 7 will easily eat 500-700mb, xp's similar and vista is even worse. So a ram upgrade will stop all the jitters you're seeing, especially early on and late game when zerg morphs a bunch of stuff in etc.

Don't worry about overclocking, i3's were never made with overclocking in mind.
Live hard, live free.
Chocobo
Profile Joined November 2006
United States1108 Posts
November 20 2010 08:28 GMT
#27
i3 540 is very fast... i3's are not low tier at all, it's an excellent processor for SC2.

Radeon 5450 is very slow. A 5770 would be a huge improvement. I have a 5770 myself and love it, it's a great card.

More RAM would be nice, but not nearly as important as a video card upgrade.
SamuraiJJ
Profile Joined November 2010
Taiwan22 Posts
November 20 2010 08:36 GMT
#28
On November 20 2010 16:27 Tyler918273 wrote:
Also keep in mind that upgrading your graphics card is dependent on your psu. You have to make sure it can supply enough power to the new gpu. Other than that yes this game is very cpu dependent but an i3 shouldn't be too limiting as sc2 can only run on 2 cores anyway if I'm not mistaken. And as previously stated that ram should be fine if your not running background programs. Honestly tho a 5770 may be overkill if you just want to play smoothly on lower settings.

Edit: if you dont mind a little related thread hijack, I'm looking to get a new system soon and am curious what other people are running. I'm not looking for anything fancy, but if you are able to run super smooth on medium settings I would appreciate a spec summary for comparison to determine what I should get as far as an affordable system. Either way thanks. You could pm me if the hijack is not kosher.


how to check psu ?
ss
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