Tagged Questions

0
votes
1answer
83 views

Computational power: One core vs. multiple cores [closed]

I made the big mistake to sloppily say that with my 4x3.3GHz CPU I have 13.2GHz available for a program to use. The shitstorm of nitpickers was great. /sigh So my question is, in a theoretical ...
0
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0answers
88 views

Best workstation setup for raytracing? [closed]

I'm looking to maximize the performance for heavy parallel computing (realtime raytracing). What setup would be good for this? (not supercomputer but more like pricy workstation). I'm using the CPU ...
2
votes
1answer
273 views

How do the cores in an AMD Bulldozer module compare to Intel HTT virtual cores and two separate cores, in terms of multitasking performance?

This question is basically an extension of Hyper-Threading and Dual-Core, What's the Difference? The Bulldozer-based AMD FX processors are marketed as having four, six, or eight cores, but ...
1
vote
1answer
92 views

What kind of CPU/GPU integration is offered by APUs?

I'm truly fascinated by the idea of GPGPU and using the GPU for heavy processing. I'm seeing that also APUs (Accelerated Processing Units, CPU+GPU on the same chip) are gaining a consistent ...
1
vote
0answers
119 views

Is it normal to overworking of just one CPU when using openMP

When I use OpenMP in FORTRAN to parallelize a program on linux, ' top' command show me just one processor working ~%800 instead of ~%100 x 8 processors. Is it a expected situation ?
9
votes
5answers
6k views

Is a higher core count or higher clock speed more beneficial to a computer's performance? [closed]

With lowering silicon costs and rising consumer needs, manufacturers seem to be pushing one of two things: clock speed and/or core count. With the way things are going, it doesn't seem that clock ...
2
votes
4answers
424 views

Intel Core 2 duo / AMD athlon X2 parallel processing capability

Does Intel Core 2 duo/ AMD athlon X2 really have 2 separate processors? i.e are they capable of doing real parallel processing? What I don't understand is the difference when somebody says Cores or ...
1
vote
1answer
213 views

Modern CPU for highly concurrent server applications?

I am looking for a hardware, which must run about 256 computationally intensive real-time concurrent tasks in 24 hour mode. Each task takes about 40-50 MFLOPs, so all tasks require about 10 GFLOPs. ...