-2
votes
1answer
66 views

Windows 7 x64 3.2Gb RAM usable instead of 4Gb installed [duplicate]

I have two questions that bothers me, and for which I couldn't find an adequate answers here. This is my laptop's configuration: HP Probook 455 G1 (Windows 7 Ultimate x64) AMD A8-4500M - 1.96Ghz ...
-3
votes
3answers
77 views

Quad-CPU vs Dual-CPU AMD performance difference

important note: in this text - CPU is a CPU (processor, physical object) and CORE is a CORE (invisible, inside cpu)... Quad-CPU systems are expensive, and there is not so many information about them. ...
0
votes
1answer
77 views

Processor pipelining confusion [closed]

After reading how processors use pipelines (from various articles: wikipedia, SU, and other places), I'm a bit confused on certain parts of what I've read, so I would just like to share what I've come ...
-2
votes
2answers
106 views

Could my CPU be damaged?

This afternoon, I used the tuneup test from the catalyst vision engine control center. It started and my fan was gaining speed, getting to 5000 RPM before my PC instantly shut down. Wondering what ...
2
votes
1answer
612 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 ...
6
votes
1answer
487 views

Strange performance from RAID5 using WD RE4 disks

I've noticed a bit of a performance issue with some WD RE4 drives I'm using under AMD's hardware RAID solution. First a bit of background: Environment: Windows 7 home premium x64 HDD's: 3x 1TB WD ...
4
votes
3answers
8k views

Does AMD Cool n Quiet Slow Down Your System?

I discovered today that having AMD Cool n Quiet enabled in my BIOS appears to be slowing down my Windows XP SP2 system by about 29% on memory & CPU intensive workloads. I was wondering if (a) ...
4
votes
2answers
982 views

Why is my new Phenom II 965 BE not significantly faster than my old Athlon 64 X2 4600+?

I recently rebuilt my 5 year old computer. I upgraded all core components, in particular from an Athlon 64 X2 4600+ at 2.4 GHz with DDR2 800 to a Phenom II 965 BE (quad core) at 3.6 GHz with DDR3 1333 ...