Difference between these two drives?

Solution
The EVO is a newer gen drive that uses newer nand technology.

In desktop usage, they will perform the same.
Synthetic benchmarks are needed to bring out the differences, but they are run at high queue depths like 32 while we users are at 1 or 2

I would buy the EVO.

The EVO is a newer gen drive that uses newer nand technology.

In desktop usage, they will perform the same.
Synthetic benchmarks are needed to bring out the differences, but they are run at high queue depths like 32 while we users are at 1 or 2

I would buy the EVO.

 
Solution


I think the stats are often misused for marketing purposes.


Do not be much swayed by vendor synthetic SSD benchmarks.
They are done with apps that push the SSD to it's maximum using queue lengths of 30 or so.
Most desktop users will do one or two things at a time, so they will see queue lengths of one or two.
What really counts is the response times, particularly for small random I/O. That is what the os does mostly.
For that, the response times of current SSD's are remarkably similar. And quick. They will be 50X faster than a hard drive.
In sequential operations, they will be 2x faster than a hard drive, perhaps 3x if you have a sata3 interface.
Larger SSD's are preferable. They have more nand chips that can be accessed in parallel. Sort of an internal raid-0 if you will.
Also, a SSD will slow down as it approaches full. That is because it will have a harder time finding free nand blocks to do an update without a read/write operation.
 

DBHAMitch

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Sep 25, 2012
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10,510


Thanks, very good reply. See I'm still not 100% sure if I should go 500gb, or 1tb SDD. I ordered two 1TB HDD's for my upcoming rebuild on my pc (new mobo, cpu, vid card) I want to focus on playing games and doing streaming / recording footage, I had planned to throw my OS and most used games / programs on the SDD and everything else can go on my other drives, however I'm unsure of just how many things I will want on the SDD. My current primary HDD is 500gb and is almost full, however I'm not sure how much of that is games and software vs media. I suppose I could go with the 500 SDD, and just roll with it, I intent to move all my current parts back into my old case I saved and turn it into a media / game server client host, so my almost 500 gb's right now might end up being less without the media and such.
 
Video files are what takes up space. You might want to get a better handle on that split.
I have 240gb only, and it looks like it will hold quite a number of games.
I think I would plan on 500gb. If needed, you could always add another, but I think a hard drive is a more suitable device for storing such files and backups.
 

DBHAMitch

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Sep 25, 2012
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10,510


Well from what I've read, you can install games via steam to two different places with relative ease if it's on different drives, right now my steam folder is around 400gb due to years of summer and christmas sales lol. I figure I can install my big often played games on the main and move some of the lesser indies to the hdd's.