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0
votes
1answer
30 views

Are both cores in a dual core processor used when the CPU is in single tasking mode?

Will an OS running in single tasking mode (not multitasking mode) take advantage of both cores in a dual core processor? EDIT: In response to the first comment: Yes, but when the computer boots there ...
0
votes
0answers
55 views

Dual core CPUs stall with Docker on Ubuntu Linux

I have seen performance degradation after half an hour to one hour with machines running Celery (Django/Python), or Storm under Docker containers with Ubuntu base on Dual-core CPUs on AWS. I see ...
0
votes
1answer
522 views

Going from dual-core to quad-core to speed up multi-tabbed browsing in Chrome [closed]

I've got an Athlon II 240 and often times when I suddenly open 5-10 new tabs in Chrome, both my CPU cores go to 100% and all my previously opened tabs freeze for some 10-20 seconds until the new pages ...
2
votes
1answer
93 views

Is there a noticeable increase in computer performance moving from a Dual Core to an i5?

I have an i5-3470 3.2Ghz and 6GB or RAM. I also have a Dual Core E5700 3.0 and 8GB or RAM. Both use Windows 7 Pro. I am currently using the latter. I would like to use the i5, but as a developer, ...
5
votes
2answers
6k views

Single Threaded Qaud Core v.s Hyper-Threading Dual Core

Let's say we have two CPUs, One is Quad Core 3.2 Ghz with 4 Cores, and We have a Dual Core 3.2 Ghz with 2 Cores with 2 threads in each Core (Hyper-Threading). My assumption as a programmer will be, ...
1
vote
3answers
138 views

Single threaded process being executed on 2 cores

On my quad core cpu, it seems like a single thread (endless while loop) is being executed on 2 cores simultaneously. Why is this? Shouldn't a single thread be executed on one core only?
0
votes
1answer
88 views

Calculating dual core performance (GF/s)

I'm trying to figure out how to calculate performance (measured in GFLOPS) My thought was I would use GFLOPS = cores x clocks x (FLOPs/cycle), my issue right now is that one of my cores runs at a ...
2
votes
1answer
563 views

Dual core running on one core only

I'm using this Windows XP computer at work right now and I realized it's poor performance may be due to it only using one core, details follows: Processor is a Pentium E5400 The multi-core feature ...
4
votes
1answer
191 views

Upgrading the CPU on a Gateway MT6450 Laptop

I have an old Gateway MT6450 laptop which shipped with an AMD Turion 64 X2 TL-50 processor; the CPU has the following specs: dual-core 1600 MHz clock speed 31 W TDP Socket S1 I located a Phenom II ...
-2
votes
1answer
80 views

what are the differences of Core duo and Core 2 duo? [closed]

I know that Core Duo and Core 2 Duo both are dual core processors. I also know that Core 2 Duo can run at faster frequencies and is otherwise considered better than Core Duo. But is there any ...
0
votes
1answer
560 views

Optimization Visual Studio build high frequency or number of cores

What is better for visual studio build ? Dual Core CPU with HT and 3.0 ghz per core or quad core CPU with HT and 2.4 ghz per core ? Thank you. I consider buying a new laptop for development but I can ...
1
vote
1answer
432 views

High hard disk load with Flash in Firefox

I am experiencing extreme initial (first 60 seconds) hard disk activity while loading/watching HD clips with Flash in the latest versions of Firefox (problem started sometime after the fifth version ...
11
votes
4answers
16k views

What is meant by the terms CPU, Core, Die and Package?

Now this might sound like too many previous questions, but I am really confused about these terms. I was trying to understand how "dual core" is different from "Core 2 Duo", and I came across some ...
5
votes
4answers
714 views

Can a dual processor machine with a 32 bit os address a maximum of 4Gb or 8Gb of memory?

Am I right in thinking that each processor can independently address 4GB, so the answer is 8Gb? Does the same hold true for a dual-core?