Apple powermac g3 blue.white サービスマニュアル
Specifications
Hard Drive Specifications - 4
Data Transfer Rates (Buffer-to-Host)
ATA
Ultra DMA/33: 33.3 MB/s
PIO Mode 4: 16.6 MB/s
DMA Mode 2: 16.6 MB/s
Buffer Size (Ultra ATA): 512 MB
Typical Power On to Drive Ready: 9.5 s
9 GB SCSI Drives
IBM Hard Drives - DDRS - 34560 / 39130 DDRS - 34560 / 39130
7200 rpm drive
Data buffer (read, look ahead buffer, write cache): 512 KB (see note 2)
Rotational speed: 7200 RPM
Latency (average): 4.17 ms
Media transfer rate: 108.6 to 171.1 Mbps