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  • Intel Core Ultra 5 245K review: Can this performance-per-watt breakthrough CPU truly be considered affordable?


    Karlston

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    • 231 views
    • 9 minutes

    Integrated graphics aren't expensive, but mandatory upgrades can be a roadblock to your new AI PC.

    Windows Central Verdict ****

    Intel's new Core Ultra Series 2 might seem unusual to some enthusiasts, with gamers expecting a generational leap that was never actually promised. Instead, we get a productivity breakthrough with a dedicated NPU finally making its way to desktops as power efficiency becomes the overall target in this generation. Ultimately, the Core Ultra 5 245KF looks like the best deal for a budget pick since the Xe2-LPG Plus iGPU isn't strong enough to be useful outside of absolute necessity. Still, the price difference is small enough that it's easy to recommend the 245K if you can afford the motherboard and RAM.

    Pros

    • + Great productivity performance for a reasonable price

    • + 13 TOPS NPU for offloading AI tasks and managing power

    Cons

    • - Weak iGPU makes the Ultra 5 245KF more appealing

    • - No DDR4 support and mandatory motherboard upgrades get expensive

     

    Marketing an entry-to-mid-level desktop processor is tricky since it usually comes with strong competition against previous-gen CPUs that enjoy significant price drops for comparable performance. That felt like it would be true for Intel's new Core Ultra Series 2 chip, the Ultra 5 245K.

     

    While it's not the absolute cheapest SKU in its range, that title is saved for its KF variant that skips the integrated graphics; the Core Ultra 5 265K isn't too expensive considering its specs.

     

    This 14-core, 14-thread CPU should come in at a $309 MSRP, though it's closer to $329 on launch day, thanks to the usual price inflation shenanigans that new components always seem to experience.

     

    Still, it's primarily a modern-day counterpart to Intel's 14th Gen Core i5-14600K, which launched at $319, so the price makes sense. Whether it's worth a motherboard upgrade to adopt the new LGA1851 socket versus sticking with discounted chips from the last gen is debatable — so here's what I think.

    Core Ultra 5 245K: Price, availability, and specs

    Intel Core Ultra 5 245K processor held in front of a green cutting mat showing gold connectors

    Intel might have moved to a compact 3nm process node, but we get more contacts with LGA1851.

    (Image credit: Ben Wilson | Windows Central)

     

    The Core Ultra 5 245K launches alongside five Intel Core Ultra Series 2 desktop processor SKUs, with two acting as -KF variants without internal graphics (the iGPU.)

     

    Officially, Intel recommends an MSRP between $309 and $319, with the first Core Ultra 5 245K listing selling for $328.99 at Newegg.

     

    It's technically slightly cheaper than the $319 to $329 launch MSRP of its last-gen counterpart, the Core i5-14600K, though it now sells for as low as $255 at Amazon.

     

    The 125W base TDP remains the same from the 14600K to the Ultra 5 245K, while the core/thread count drops from 14c/20t to 14c/14t for the new Core Ultra 200S chip with a focus on performance-per-watt efficiency instead.

     

    However, Intel now includes an NPU in its Arrow Lake-S chips running at 13 TOPS, dedicated to running AI tasks in the background. Plus, it marks a shift from the LGA1700 socket used across Intel's Core 12th, 13th, and 14th Gen to a new LGA1851 socket, so you'll need a motherboard upgrade to use the latest Intel 800 chipset. Thankfully, many CPU coolers designed for LGA1700 are still compatible with LGA1851.

    Intel Core Ultra Desktop Processors (Series 2)
    CPU Cores (P+E) Threads L3 (Smart) MSRP
    Core Ultra 9 285K 24 (8+16) 24 36 MB $589
    Core Ultra 7 265K 20 (8+12) 20 30 MB $394
    Core Ultra 7 265KF 20 (8+12) 20 30 MB $379
    Core Ultra 5 245K 14 (6+8) 14 24 MB $309
    Core Ultra 5 245KF 14 (6+8) 14 24 MB $294

     

    Testing both this Core Ultra 5 245K and the high-end Core Ultra 9 285K meant I needed to quickly source a brand-new motherboard sample from a list of recommendations passed over from Intel's team. ASRock's excellent Z890 Taichi motherboard had the quickest delivery time, so I chose it mainly for convenience, and it doesn't necessarily reflect the demands of this entry-level CPU. Otherwise, the Teamgroup RAM and Arctic CPU cooler performed flawlessly and are easily recommended.

    Core Ultra 5 245K: CPU benchmarks

    Intel Core Ultra 5 245K benchmark results graph

    (Image credit: Ben Wilson | Windows Central)

     


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