Intel Core i7-7700T processor: specs, socket and who it suits

The Intel Core i7-7700T is a quad-core desktop processor that runs at 2.90 GHz and fits LGA1151 (Socket H4) motherboards. It is supplied as an OEM pack, which means the chip itself without the retail box. People usually look at a part like this when they are upgrading or repairing an existing small-form-factor PC rather than building from scratch.

What the name tells you

Intel's naming carries a lot of information. "Core i7" is the upper tier of the consumer range, and the "7" at the start of 7700 marks the seventh generation, which Intel launched under the Kaby Lake name. The "T" suffix generally means a power-optimised model that is designed to draw less power than the standard version of the same chip. Intel lists the part under the order code CM8067702868416, and the listing also refers to it as the SR339.

Four cores at 2.90 GHz

The listing describes a quad-core chip with a 2.90 GHz clock. Cores are the independent processing units, and the clock speed is how fast each one works. Core i7 chips of this generation typically support Hyper-Threading, which lets each core handle two threads, so the operating system usually sees eight logical processors. Intel's T-series parts also typically boost above their base clock when there is power and cooling headroom. Check Intel's specification sheet for the exact boost figure and thread count.

Four cores is plenty for everyday computing, office work, browsing, media playback and light photo editing. Heavier work such as video encoding will run, but more slowly than on a modern chip with more cores.

Why the low-power design matters

T-series processors are typically rated for a much lower thermal design power (TDP) than the regular desktop versions. TDP is the amount of heat the cooling system is expected to handle, so a lower number usually means a smaller cooler and less fan noise. That makes this kind of chip a natural match for compact desktops, all-in-one PCs, mini PCs and quiet home-office machines, where space and airflow are limited.

The trade-off is that a low-power chip may hold its top speeds for shorter periods under a sustained heavy load than a standard-power version would.

The LGA1151 socket

The processor fits the LGA1151 socket, listed here as Socket H4. This is the point where buyers most often go wrong. Intel used the LGA1151 name across two generations of chips, and the two are not interchangeable. Sixth-generation and seventh-generation chips work with 100-series and 200-series chipsets, while later eighth- and ninth-generation processors need 300-series boards. Even with the right socket, an older board may need a BIOS update before it recognises a seventh-generation chip.

OEM pack: what it means

An OEM pack typically contains only the processor, often in a tray or plain packaging, with no cooler and sometimes a shorter warranty arrangement than a retail box. You will normally need to supply your own cooler and thermal paste. The listing does not mention a cooler.

Who it suits

It suits people upgrading an older LGA1151 desktop, refurbishers keeping a compact office PC running, and builders putting together a small, quiet machine from compatible parts.

What to check before you buy

• Motherboard chipset: confirm that your board supports seventh-generation Core processors, and whether it needs a BIOS update first.
• Cooler: an OEM pack usually has none, so plan for a compatible LGA1151 cooler and thermal paste.
• Graphics: the chip typically includes integrated graphics, but check Intel's sheet if you need specific video outputs.
• Memory: confirm the type and speed of RAM your board accepts.
• Condition and warranty: check the seller's details on what is covered.

The short version

• A quad-core, 2.90 GHz Intel Core i7-7700T (order code CM8067702868416).
• Fits LGA1151 (Socket H4) boards with a compatible chipset.
• The T suffix points to a lower-power design suited to compact PCs.
• Sold as an OEM pack, so a cooler is likely to be a separate purchase.
• Always check chipset and BIOS support before upgrading.

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