Next for Apple: Mac Pros and Xserves based on Intel Core i7

For quite a while now, the eyes of the Mac community’s high-end segment have been on Intel’s latest processor technology called Core i7.

Previously code-named Nehalem, a project which we have followed since its infancy and in fact back before Apple even confirmed the long-standing rumor of the Intel transition, Core i7 integrates key advantages of leading processor designs across the industry and solidifies gains made by Intel since the original “Core” chips (“Yonah”) first shipped, marking a firm break from previous x86 processors out of Intel that didn’t keep up with competitor AMD, nor leading third-party RISC platforms such as PowerPC, ARM, MIPS and SPARC.

Learning from its mistakes and the successes of those platforms, Nehalem is a triumph of the multi-core engineering era. Starting with four cores, each able to process two simultaneous threads thanks to Intel’s “HyperThreading” technology, the initial 2.66 and 2.93GHz Core i7 chips don’t seem particularly world-shattering in core counts or clock speeds.

It’s when you look at the rest of the specifications, then actually put these chips to the test in benchmarks and real-world usage, that the Project Nehalem awesomesauce becomes truly apparent.

A prototype Mac Pro with twin 2.93GHz Core i7 processors was made available to two of Rumors’ senior editors who streamed their experience to the home team in New England for a series of reviews and articles that will be progressively coming out from under embargo in the next few weeks.

For now, we can report on publicly known specs of the Core i7 platform and non-unique features of the hardware, which actually deviates quite a bit from Intel’s reference board for single-chip Nehalem systems.

Bridging the Core i7 design to a dual-chip system, and making all of its advantages work in that arrangement, along with nVIDIA chips intended to support Apple’s new SLI multiple-graphics-processor technology, has been brutal work and sources at Infinite Loop say that this has been their most challenging project since the Mac Pro team was the PowerMac team and they brought the seminal G5 to market with far less help from IBM than they are now getting from Intel….

Although much of our hands-on experiences are still under a very nervous embargo by the sources who continue to provide us with hands-on access, often at a great distance from Cupertino, to high-end next generation Mac hardware, we can say this — Core i7 lives up to the hype, and with the help of Intel & nVIDIA, Apple has put together a machine that will easily rank among the best Core i7 workstations on the market.

We also will have the chance soon to play with the i7-based Xserve, but for now, just the few minutes we’ve had thus far with the mid-December built Mac Pro were more than enough to give us fodder for any number of articles. To say it’s fast would be an understatement, and the improvements are remarkable.


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  • Oyvind Odegard

    Sounds great! Any ideas when it will be launched?

  • chark

    Was it this fast while running OS X 10.5.6? How much faster will it be on 10.6?

  • admin

    Great question, Chark! We hope to be far more active in these moderated comments sections in the future, and hope that readers will take the opportunity to do things like ask questions like this one.

    To answer, it, yes, we were working with a build of which is after 10.5.6 but isn’t fully integrated into the 10.5.7 build tree either. From what we hear, a significant part of 10.5.7 will be drivers, hardware support and processor/platform optimizations centered around Nehalem — remember, Core i7 starts on the desktop but will also reach into the laptop space soon as well with dual and even quad-core, single-chip designs that also sport the triple-channel, DDR3-1066 based architecture which makes Core i7 so powerful.

    We’re playing with a “late alpha” quality build of Snow Leopard (10.6) and although it will be a few more days before we get more hands-on time with that silver-and-black Nehalem beast of a Mac Pro prototype, we’re hoping to bring the two together as soon as possible to do comparative benchmarks. Precise numbers will probably get embargoed until closer to the announcement date (roughly six weeks out, if memory serves, though that could shift either way depending on cost and availability ramping curves from Intel), but stopwatch/ballpark results ought to be available in a week or two at the outside with any luck.

    In short…..yes, we are working with what is basically 10.5.6 plus a basic set of Nehalem optimizations. Grand Central, which is at the heart of Snow Leopard, does a far better job we’re told and comes pretty close, even in its present form, to the most optimized system in existence for Core i7 according to sources at Intel and Infinite Loop. So we would expect considerable improvements indeed out of 10.6.

  • http://ruraltex.blogspot.com/apple Barton

    If this info is indeed reliable, then it would warrant a few extra weeks added to my Mac Pro purchase hold up.

    Please, keep me up with ANY reliable news in the upcoming weeks as I’m eager to know about an imminent release date of the much anticipated Mac update.

    Thanks

  • http://brendanfalkowski.com Brendan Falkowski

    I’m starving for a new Mac Pro to run Aperture. Could you please throw in some benchmarks for the app? Also, you said black+silver but didn’t say if it was ugly or pretty…

  • admin

    Coming up very soon; we’re working on that very thing as we speak and the West Coast team has some really great source phone calls for us to catch up on this weekend. Pretty heavy dirt and a lot of Nehalem benchmarks from the developers/testers themselves, we hope.

  • Robin Giltner

    Are these new Mac Pro’s based on the existing Nehalem processors, or are they based on the as-yet-unreleased Gainsfield line of Nehalem processors ?

  • http://www.shoulderhigh.com Chris

    I’ll definitely hold out buying my new Mac for this computer. When can we hope to see it hit the street???

  • http://www.dardari.it Francesco

    Hi, I’m waiting for the my first Mac, the new MacPro!
    But…the release date?

  • Michael

    Apple has always used Xeons for the MacPros since the switch to Intel. If Intel keeps to its roll out schedule, Core i7 Xeons are due in latter March? Doesn’t Apple plan to replace the Penryn Xeons with the Nehalem (Core i7) Xeons in its upcoming MacPros?