Overall Vista Performance: XP vs. Vista vs. Vista x64

Benchmarking in Vista is an extremely difficult task, thanks to features like SuperFetch designed to improve performance at the sacrifice of repeatability. We're in love with SuperFetch as a feature, but it does make our jobs a bit more difficult as we have to be very mindful of what has been cached into main memory and how that impacts the performance of our benchmarks. Testing difficulties under Vista are compounded by the fact that our major test suites don't work under the new OS. SYSMark and PC WorldBench simply won't run and thus we have to rely on individual application tests and home-brew scripts to measure performance.

Our goal for this article was to find out if Windows Vista, on modern day hardware, continues to be slower than Windows XP as it has been in previous beta and RC versions. The secondary goal is to look at x64 performance to see if it too has changed behavior, to the point where you no longer need to worry about losing 32-bit performance if you move to the 64-bit version of Vista. We ran a handful of application tests to compare the three OSes (XP, Vista and Vista x64), and later on we'll focus on gaming tests as well to showcase graphics performance.

PCMark '05 Performance

Despite looking quite synthetic, PCMark has grown into a nice lightweight alternative to the big application suite benchmarks like SYSMark. It was also one of the first benchmarks to get official Vista support, although it remains a 32-bit only test.

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

Performance under PCMark is fairly close between Vista and XP, with XP generally holding on to a 1% - 4% performance advantage in most of the categories. The only exception to the rule is the graphics score of PCMark which has XP at around 35% ahead of Vista, but we'll address graphics performance shortcomings of Vista later in the article.

The difference between the 32-bit and 64-bit versions of Vista are hardly pronounced, with the two being evenly matched across the board. Once again, remember that PCMark is a 32-bit benchmark so it is running in Windows on Windows (WOW64) mode. That it can remain competitive is good news, but whether that's because WOW64 works well in all cases or it is merely optimized for PCMark05 remains to be seen.

3DMark '06 Performance

We chose to include 3DMark '06 performance here instead of with our game tests to look at the gaming performance of Vista on a system level rather than a GPU level:

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

OS Performance - XP vs. Vista

Overall XP is about 6% faster than Vista, although the 3DMark06 CPU score is nearly 13% higher on XP than it is on Vista. As a 32-bit benchmark, it's once again good to see no negative performance difference between the Vista x86 and x64 versions.

Threading and Searching General Application Performance
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  • Lifted - Thursday, February 1, 2007 - link

    quote:

    The search, does it support network-drives? Search Desktop for XP does not...


    That's odd. I can search network drives using XP Pro. Maybe it's a Pro vs. Home issue?

    Was also wondering about the network test myself. 10MB/s file copy on XP Pro seems abysmally slow when using gigabit NIC's. Just testing right now I about 35MB/s between a pair of 5 year old servers (dual Xeon 1GHz) with Intel GB NIC's. I haven't checked transfer rates with XP as I'm on a 10/100 switch at the moment, but I can't believe it's really THAT much slower than 2003.
  • Aikouka - Thursday, February 1, 2007 - link

    I remember running a gigabit cross-over (CAT6) cable between my roommate's computer and my computer in college. We achieved about 33MB/s (through FTP) running Windows XP Professional on each. So I'd say that you'd probably see about the same speed if you were running a gigabit switch.
  • mjz - Monday, February 5, 2007 - link

    i think windows xp sets a limit when downloading from another computer to 33MB/s..
  • Nehemoth - Thursday, February 1, 2007 - link

    Same here.

    I just wanna Vista for the improve TCP/IP Stack, now I'll wait for SP1
  • tallsummi - Thursday, February 1, 2007 - link

    I'll wait for SP2 of vista and then go for it..
  • keitaro - Thursday, February 1, 2007 - link

    Perhaps Microsoft should have copied the idea from Novell's SUSE Linux Desktop (powered by XGL and compiz). The compiz software package (compositor and window manager) comes with its own alt-tab that surpasses Flip 3D in every way. http://www.novell.com/products/desktop/features/xg...">See here for a look at what XGL and compiz can do.
  • mlambert890 - Friday, February 2, 2007 - link

    I think that xgl crap is an overenginered waste that adds 0 productivity. Flip 3d gives you the one thing you need - a live shot of running apps. Who the hell needs some spinning cube? And look how bad video playback perf is in that Novell demo...
    bleh... I dont feel myself drawn back to 1992 when I lived and breathed Novell; sorry...
  • Locutus465 - Friday, February 2, 2007 - link

    I dont' know, personally I like flip 3d better..
  • archcommus - Thursday, February 1, 2007 - link

    The article makes me a bit sad about Vista. It made me realize - wow, yeah, it really IS a shame that Vista doesn't totally smash OS X Tiger given how long it's been in development and how long Tiger has been out for. I guess they just got in such a rut of catch-up that not many new revolutionary features could be developed.

    In particular, I'm disappointed with how similar (and ugly) certain aspects of Vista look compared to XP, for example the quick launch area, system tray, clock, and the overall taskbar. With the exception of the Start buttion being replaced by an "orb," it looks EXACTLY the same as XP, and this could have been and should have been revamped to improve productivity. Quick launch is just...stupid, and ugly. All it is is additional shortcuts, and they waste taskbar space. I think a small menu that appears and disappears on the fly would be nicer. I'm not sure what improvements to suggest for the taskbar, all I know is, with how pretty the rest of the OS looks, the application blocks down there just look out of place. Same with the system tray icons.

    Explorer is better though and the transparency is great. It's too bad x64 performance and drivers aren't up to snuff yet.
  • thebrown13 - Thursday, February 1, 2007 - link

    Microsoft has to cater to about 349852395472039 more software programs.

    That's why. Updates, bug fixes, feature designing, it all takes A LOT longer than with an OS with 5 people that use it, like Apple.

    We're lucky the mainstream OS isn't MUCH farther behind.

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