Re: 64 Bit operating system trends
Arthur Hoornweg wrote:
My impression is that most new consumer pc's are 2 x 32 bit (dual
core). This gives much more of a performance boost than 1 x 64 bit
and doesn't cost much aditional RAM.
Nearly all new CPUs are 64 bit, many are 2x64bit. However most of these
64bit are just used for 32 bit OS and software.
Doei RIF
.
Relevant Pages
- Re: 64bit CPU -or- dual cpu m/b ?
... > with one of the new 64bit CPUs? ... Cost is a factor, but curious which type ... The new Athlon 64s will ... untable 64 bit kernels as the AMD chips will run the 32 bit code just as ...
(alt.os.linux) - Re: [-mm patch] x86_64 GTOD: offer scalable vgettimeofday II
... The update resolution ... note that this cost was measured on UP and on older hardware, ... cost of having a global 1000 Hz update gets linearly cheaper with the ... increase of CPUs on SMP: because only one such update has to be running. ...
(Linux-Kernel) - Re: [patch, 2.6.10-rc2] sched: fix ->nr_uninterruptible handling bugs
... Atomic ops are still a tad slower than normal ops ... > An atomic op is pretty much as expensive as a spinlock/unlock pair on ... cacheline bounce cost is prohibitive and controls over any micro-cost. ... In practice this means it's 10 cycles more expensive on P3-style CPUs. ...
(Linux-Kernel) - Re: WinXP and Win7
... price of RAM and CPUs to drop much faster than ... it seems unlikely that the cost of the typical ... Current machines are cheap, and all of you reluctant to change, but at ... the ready with the less than knowledgeable insults to the industry idiots ...
(sci.electronics.design) - Re: Protecting Encryption Algorithms
... the system, I can get access to the software, which means I can disassemble ... CPUs themselves do the decryption internally. ... mentioned how much extra effort it would cost large institutional users). ... encryption algorithm, why bother? ...
(sci.crypt) |
|
