cn-gp1011-s3 10 100 1000 enet pci rj45 dual profile
siig cn-gp1011-s3 dual profile gigalan pci -- easily upgrade to gigabit 10 100 1000 mbps ethernet on your full-height and low-profile desktop computer . supports up 1000 mbps and backward compatible with 10 100 mbps networks . crossover detection and auto-correction . auto-negotiation intelligently detects and determines 10 100 1000 mbps and full - half-duplex . checksum and segmentation task-offload reduce cpu workloads for enhanced system response and network scalability .