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Comments: 38 | Views: 3907

For me the extra registers in a 64 bit cpu means running my live audio gear at much lower latencies.  Call it 'niche' if you want, but there's a huge pile of 'niche' out there.

If the man thinks he can get value from 64 bit let him have it. He's a developer, so if he wants to play with the features on new cpus then telling him he doesn't need it is just stupid.

Sabot
Sabot
My name is Dave Oliver. I'm a Technical Architect.

"Point of fact, 64 bit doesn't increase your horsepower, and in many cases actually decreases it by 1/2. The only benefit to 64 bit is either niche applications or to increase your memory over the 3.5~ GB cap." - ManipUni

Man, you can't say stuff like this without a some evidence or reference link. You can put down in IMO but geez this could sound like FUD.

Benefits of x64. Windows XP 32 v 64

Read the blog, and agree to a high degree with Rico. 

Back to the topic of you choosing a Laptop PC:

 

You and I are in the same boat, but having the HP TX2500z in my hand writing this with Windows 7 RC1 x64, I can say this with experience on my side. If you haven't gone out to purchase said laptop, then go for the the Dell XT2. The HP TX2 has the issue of heavy in terms of weight, overheating constantly (burns my lap! after 1.5 hours), bluetooth malfunctions, poor screen quality due to the glossy screen,  loss of functionality of the buttons available in tablet mode (when the screen is folded over). The wireless on/off toggle switch only works when in laptop mode, never in tablet mode.  The lack of native support for drivers in x64 windows 7. This means my webcam no longer works, some bluetooth drivers don't work, wireless N card issues, and finally an overall power management of system resources when using x64 OS or APPs.  

Though there are issues with the Dell Latitude XT2, like the inability for the hardware to handle more than 4 points of input properly. That is at this point, in terms of hardware capabilities, it allows up to X simultaneous  points of input, but hardware just can't keep up at all with motion faster than 1cm per second by all points at once.  

Then the OS itself does not provide the ability to make custom gestures.  

Lack of a built-in webcam option, and dual HHD slots (to compensate for having an SSD), and no more than 4GB SODIMM support, I would still go for the DELL model since I have already experienced the HP model, and I know for a fact that the only difference from my single touch TX2500z to the HP TX2 is the multi touch input capability.  The DELL model has a physical scroll toggle which is a plus. I don't know anyone who owns one, and I feel as though I should be bold an purchase it; all my friends either have the Lenovo tablet or the HP tablet.  I want to test and see if the gestures are OS layer functions or 3rd party processes, how much resources the multitouch gobbles, if gestures can be used in all applications, and will the end-user have the ability to manipulate or make custom gestures.  It seems as though everyone is eager to say something, or poke fun, but no one is ready to test and give a critical analysis of these machines, I can't find much out there actually testing any tablet laptop beyond an overview which can be found on the Dell, HP, Lenovo web site. I need critiques not regurgitatation of the same thing over again. But enough about why I loath society...  

If you are on the go, then the HP will be too hot, bulky, heavy, loud, and error prone.  In quiet classroom or meeting scenarios, the TX2500z is louder than the speaker is most cases. Gets hot enough to fry eggs on it (I kid you not). Even with the 8GB memory capacity, it will still lack in performance thanks to the 1MB L2 cache per core. Poor physical layout, or bad design in putting the Express slot right where the SD slot is, and it is not a standard size Express card slot.  After only a few months of usage the pen slot with spring action lock-in is no longer functional (be careful with those). It sometimes fail to come out of sleep mode, hybrid sleep mode, or hibernate mode. Yes I mean all 3 types of sleep modes occasionally fail to work properly. Beyond that, the LCD sometimes fails to turn on from a cold start. Windows, whether it be the Factory default Vista Business x64 or 7 RC1 x64, will on a daily basis crash due to driver malfunctions with drivers provided by the manufacturer. Even after updating drivers from HP site, or manufacturer sites, the new drivers for the HP TX2500z cause even more commotion for the laptop. Like poorly cooked food watered down with sewage water.  Let alone the lack of VS support on x64  VMware does have issues once in a while but nothing major.  If you say that I don't know what I am talking about, I prematurely retort: The hardware specifications for the TX2500z and the TX2 are exactly the same, for them to make better drivers, and native x64 on the release date of the TX2, or even by now is the same as wishing for Microsoft to be open sourced.  Though the Lenovo tablet x200 is quieter, and lighter, it lacks the multi touch capability. Don't be fooled by the words "MultiTouch" on its label (I was!).  My aim was to be critical not just reiterate the specs with little analysis like all the other review I see out there. 

 

I hope I wasn't too repetitive, I am trying to write through this aggrevation with my HP TX2500z. And you will be better off buying from ebay, since there are many returns on the Dell XT2 model you can get it 1/3 the price.  I am in the process of deciding to purchase it now. Whether its worth it or not.   I really think manufactures should learn from each other, and use the Apple underclocking technique to reduce bottlenecking, and power consumption. I can't believe no one else in the industry does that! In reference to mobile devices, and portable computing.  Hopefully I will be pleased with my purchase of the Dell XT2.

 

http://picasaweb.google.com/lh/photo/1JLWZmTwt2vvQzXWeIPPuA?feat=directlink

 

resource usage win 7 RC1 x64 HP tx2500z

Ian2
Ian2
Proud to geek ..

Just to counter the negatives - I'm using the TX2 without any real issues (that said some of the issues raised are non-issues for me as a result of the way I use the laptop EG yes, it gets hot - but this doesn't bother me undully, loss of buttons in tablet mode ?- not an issue for me etc). All in all I am pretty happy and using the HP TX2 to develop multitouch apps in WPF and Silverlight.  (I'm running 64bit Win7)

Gr8 to know that you are guys are developing multitouch WPF & silverlight apps using tx2z without any issue(even with 64 bit).  Where did you download the multitouch drivers from?

 

I have ordered a TX2Z in a hope to develop multitouch apps with WPF. Is there anything I have to do to get my TX2Z to a point that I can use it for multitouch development which doesnt come out of box?

 

I am happy to see people using TX2Z for multitouch development. WPF/Silverlight rocks!!!

 

 

 

 

staceyw
staceyw
Before C# there was darkness...

5GB ram will not increase speed as such, especially if you app does not use that much.  What would help you more is 10K rpm hard drive if you can get it and save 2K.  In terms of 64, so far, I don't see any real upside on the 4 core I have.  In fact, it only caused issues with some of the apps I had.  Next install will be back to 32-bit.

figuerres
figuerres
???

interesting read.... i am looking at the hp right now.

and i have been looking to see if anyone makes a simmilar unit at a price that is close.

 

seems like the other units cost more and have less ram and or cpu.

 

wish the hp unit was getting better comments on it's hardware.

 

i have seen a lot of good comments but a few that are scarry.... a few users posted on the best buy web site with cases of the display going out within a few months...  just wish i knew how many have been built and how many have failed.

 

Ian2
Ian2
Proud to geek ..

I was giving a demo of an app I have been developing at the weekend.  I slipped the TX2 out of its pouch, fumbled, then closed my eyes as it slipped through my fingers and crashed onto the stone floor -and  I'm over six foot so it was a long way down!  I opened my eyes and looked down and there were bits of lappy all over the floor.

I stooped down and picked up a couple of the bits - the remote control and the removable disc drive wre still in one piece but had both pinged out.  I pushed them back in to place, flicked the on button and proceeded to give my demo - SWEET!  So thats a definite plus for HP.

 

Running Win7 64bit with 4GB RAM - The only Windows 7 driver I have is the Multitouch driver from N-Trig - the rest of the drivers are either the ones picked up on a clean Win7 install, or old Vista drivers.  (On the TX2 support web site HP say that win7 specific drivers will be out after the public release).

ah, Tablets those days... they all suck in design, the best tablet ever made was HP TC1100, too bad it was discontinued  

PerfectPhase
PerfectPhase
"This is not war, this is pest control!" - Dalek to Cyberman

I may have mentioned this before, but the Dell XT2 is no way ready for Windows 7 x64.  The current support from Dell for windows 7 is very limited, they only have some of the drives up on the web site and will only support those devices, i.e. no WWLAN support, you need to go and source 3G support from Sony-Ericson (the people that make the board Dell rebrand with their crappy control point software.)  The latest N-Trig drives blue-screen alot when coming out of sleep (V2.158).

 

Hardware is actually really nice, slightly heavy when used as a tablet but is a really nice machine, good and solid.  I have no worries about breaking the pivot for the screen.

 

I'm going to pave the machine and swap back to x86 and see if that makes much difference.

 

Actually, just noticed that there is now driver 2.59 up on the N-Trig website, vs 2.158 from Dell, so I'll give that a try and see if it's any better. Still listed as targeting the RC build not RTM of Windows 7 though.  

 

figuerres
figuerres
???

WOW!

 

at first i was going to say how that sucked... then i saw that it still worked!

but do not try that again... that's just asking for problems....

reminds me of friday night, i ordered a pizza.... while trying to hold it and sign the slip ... splat!  at least the area it hit was tile so no carpet mess... and the delivery guy knows me and called in for a replacment pie at no-charge... I bet he saw on my face how totaly in shock i was at having done that...  I was saying to him that it was totally my fault and he was "it's ok , i will just call it in for you"

 

sometimes we get lucky Smiley

if only the delivery guy who knows me would do that for me, you surely live in wonderland Smiley

figuerres
figuerres
???

heck it's just a pizza, cost to the store is not that much when they get to have a good customer rep.

and the delivery guy is not the average kid....  like i said he knows me, for over 3 years i have ordered from the same store and he has delivered to me many times.  so he knows what kind of money they have made from me over time. 

I was not expecting the replacement ....  but heck by taking care of me like that he's making sure i keep giving his shop more business.

 

treat folks right and it comes back to you....  I have cab drivers who know me also, i call them when i need them and they know i tip well and never stiff them...

 

I used to live in California, I would go into the not-so-nice parts of San Francisco or Oakland and never had problems with the street people there.  had a friend one time during a convention who got scared and i had to tell him to chill out and just follow me.

we walked right thru a bunch of folks and got back to the better parts of SF. if he had turned around the way he wanted to i bet he would have been mugged. it's how you project your self. 

 

I can talk to a crackhead if i have to and get respect from them, i have before when i needed to.

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