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A comment on Dual-port 100GbE PCI-E 4.0 network cards are now under $1300. Parent comment

Re:Dual-port 100GbE PCI-E 4.0 network cards are now under $1300 by wtallis on Tuesday February 02, 2021 @09:06PM (#26009756)
The cheap used 10Gb NICs and the switch mentioned use SFP+ ports rather than RJ45. 10GBASE-T SFP+ modules are expensive and power-hungry compared to direct-attach twinax cables or fiber + transceivers.
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