IBM
C4040-250 · Question #107
What benefit is provided by connecting FPGA cards to POWER8 via CAPI instead of connecting FPGA cards to x86 via PCIe?
The correct answer is A. There is no overhead from OS or drivers, providing improved response times and increased. When you connect FPGA card to Power8 via CAPI, no overhead fro OS or drivers will occur. IT provides improved response time and increased throughput.
Position IBM POWER8 Solutions
Question
What benefit is provided by connecting FPGA cards to POWER8 via CAPI instead of connecting FPGA cards to x86 via PCIe?
Options
- AThere is no overhead from OS or drivers, providing improved response times and increased
- BFPGA card attached via CAPI on POWER8 comes pre-installed with specific drivers.
- CThe offload processor in CAPI speeds up I/O transfers from the FPGA card.
- DFPGA cards can be installed in PCIe or PCI-X slots on POWER8.
How the community answered
(43 responses)- A72% (31)
- B19% (8)
- C7% (3)
- D2% (1)
Explanation
When you connect FPGA card to Power8 via CAPI, no overhead fro OS or drivers will occur. IT provides improved response time and increased throughput.
Topics
#CAPI#FPGA acceleration#PCIe comparison#memory coherency
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