FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

WHAT IS A MOTHERBOARD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the combined total speed of a PCIe 2.0 x16 slot?
A
500MBps
B
16Gbps
C
8GBps
D
16GBps
Explanation: 

Detailed explanation-1: -A PCIe 3.0 X16 interface offers a total bandwidth of 16 GBps, while PCIe 2.0 X16 offers 8 GBps. In contrast, a PCIe 1.1 X16 manages 4 GBps.

Detailed explanation-2: -Summary of PCI Express Interface Parameters: Total Bandwidth: (x16 link): PCIe 3.0 = 32GB/s, PCIe 2.0 = 16GB/s, PCIe 1.1 = 8GB/s.

Detailed explanation-3: -This means the device has 8 lanes where each lane supports a max speed of 5.0Gbps. PCIE 2.0 supports a max speed of 5.0Gbps per single lane. So here the total speed is 8x5. 0Gbps= 40.0Gbps.

Detailed explanation-4: -PCIe 4.0 has a 16 GT/s data rate, compared to its predecessor’s 8 GT/s. In addition, each PCIe 4.0 lane configuration supports double the bandwidth of PCIe 3.0, maxing out at 32 GB/s in a 16-lane slot, or 64 GB/s with bidirectional travel considered.

Detailed explanation-5: -X16 means the number of lanes you have in that slot and PCI E 2.0 essentially tells you about the bandwidth that slot has, x16 slots can be found for all PCIE Standards so you may find a pcie 4 x16 slot in a x570 motherboard whereas a h61 motherboard may have a pcie 2 x16 slot.

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