EdSpeedTest iMac MK462Y/A

iMac 27″
MK462Y/A
i5-3.2GHz/8GB/1TB

Model Identifier: iMac17,1

APPLE HDD ST1000DM003
Link Speed:    6 Gigabit
Negotiated Link Speed:    3 Gigabit
Physical Interconnect:    SATA
Rotational Rate:    7200

Chipset Model:    AMD Radeon R9 M380
Resolution:    5120 x 2880 Retina
Pixel Depth:    30-Bit Color (ARGB2101010)