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220-801 · Question #759

220-801 Question #759: Real Exam Question with Answer & Explanation

The correct answer is A: PCIe x16. PCIe x16 (PCI Express x16) provides the highest bandwidth available for graphics cards, delivering up to 16 GB/s (PCIe 3.0) or 32 GB/s (PCIe 4.0) in each direction. AGP 4x is an older standard maxing out at around 1 GB/s and is no longer found on modern motherboards. Standard PCI

Question

For best performance, a high-end graphics card should be installed in which of the following slots?

Options

  • APCIe x16
  • BAGP 4x
  • CPCI x2
  • DPCI

Explanation

PCIe x16 (PCI Express x16) provides the highest bandwidth available for graphics cards, delivering up to 16 GB/s (PCIe 3.0) or 32 GB/s (PCIe 4.0) in each direction. AGP 4x is an older standard maxing out at around 1 GB/s and is no longer found on modern motherboards. Standard PCI is severely bandwidth-limited at 133 MB/s. 'PCI x2' is not a standard graphics slot. High-end GPUs require the bandwidth of PCIe x16 to feed their processors with data fast enough to avoid becoming a bottleneck.

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