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VT-d is broken or non existent on some boards until the BIOS is updated. Note that VT-d is a chipset Memory Controller Hub technology, not a processor feature, but this is complicated by later processor generations (Core i3/i5/i7) moving the MCH from the motherboard to the processor package, making only certain I series CPUs support VT-d.
An example of an Intel Upgrade Card. The Intel Upgrade Service was a relatively short-lived and controversial program of Intel that allowed some low-end processors to have additional features unlocked by paying a fee and obtaining an activation code that was then entered in a software program, which ran on Windows 7.
Socket SP3 is a system in a package socket - that means most features required to make the system fully functional (such as memory, PCI Express, SATA controllers etc.) are fully integrated into the processor package, eliminating the need for a chipset to be placed on a motherboard. Variants for desktop platforms (as said below) are, eventually ...
It is concluded that motherboards with the Knoll Activator would be built with I/O from the processor and low-cost I/O chips. [ 19 ] Individual chipset models differ in the number of PCI Express lanes, USB ports, and SATA connectors, as well as supported technologies; the table below shows these differences.
Around the time that the Pentium 4 processor was introduced, Intel's Xeon line diverged from its line of desktop processors, which at the time was using the Pentium branding. The divergence was implemented by using different sockets; since then, the sockets for Xeon chips have tended to remain constant across several generations of implementation.
As CPU speeds increased, a bottleneck eventually emerged between the processor and the motherboard, due to limitations caused by data transmission between the CPU and southbridge. Accordingly, starting with the Intel 5 Series , a new architecture was used where some functions of the north and south bridge chips were moved to the CPU, and others ...
Typically used for server-class type motherboards with dual processors and too much circuitry for a standard E.ATX motherboard. LPX: Western Digital? 229 × 279–330 mm (9 × 11–13 in) Based on a design by Western Digital, it allowed smaller cases than the AT standard, by putting the expansion card slots on a Riser card. Used in slimline ...
Produced 20 MHz and 25 MHz 80286s (some motherboards were equipped with cache memory, which was unusual for 80286 processors). NEC – sold processors, such as NEC V20 and NEC V30, that were compatible with early Intel 16-bit architectures; product line transitioned to NEC-designed architectures.