1-19
General Information
Model 743 and Model 744 VME Board Computers
Table 1-12 summarizes I/O performance figures for the Model 743.
Table 1-12
Model 743 I/O Performance
Table 1-13 summarizes I/O performance figures for the Model 744
Table 1-13
Model 744 I/O Performance
I/O Type
Performance
Notes
Audio *
48 KHz
Sampling rate
FW SCSI *
10 MB/second
Asynchronous
20 MB/second
Synchronous
GSC
32 MHz
64 MHz clock frequency
33
1
/
3
MHz
100 MHz clock frequency
HP Parallel
300+ KB/second
With DMA
200 KB/second
Sustained
LAN
10 Mb/second
PS/2
2.5 K 11-bit samples/sec
RS-232
460.8 Kbps
SE SCSI
5 MB/second
Synchronous
1.5 MB/second
Asynchronous
* Not supported in HP-RT
I/O Type
Performance
Notes
Audio *
48 KHz
Sampling rate
FW SCSI *
10 MB/second
Asynchronous
20 MB/second
Synchronous
GSC
33 MHz
132 or 165 MHz clock
frequency
HP Parallel
300+ KB/second
With DMA
200 KB/second
Sustained
LAN
10 Mb/second
PS/2
2.5 K 11-bit samples/sec
RS-232
460.8 Kbps
SE SCSI
5 MB/second
Synchronous
1.5 MB/second
Asynchronous
* Not supported in HP-RT
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