Jednoduché porovnání SCSI rozhraní, konektorů a kabelů.
|
Typ rozhraní
|
Definice standardu
|
Šířka sběrnice (bits)
|
Rychlost sběrnice (MHz)
|
Přenosová rychlost
MB/s)
|
Speciální vlastnosti
|
Kabel
|
Methoda signálu
|
Max. počet zařízení na sběrnici
|
Max. délka kabelu
(m)
|
|
SCSI (SCSI-1)
|
SCSI-1
|
8
|
5
|
5
|
|
50-pin
|
SE
|
8
|
6
|
|
HVD
|
8
|
25
|
|
Wide SCSI
|
SCSI-2
|
16
|
5
|
10
|
|
68-pin
|
SE
|
16
|
6
|
|
HVD
|
16
|
25
|
|
Fast SCSI
|
SCSI-2
|
8
|
10
|
10
|
|
50-pin
|
SE
|
8
|
3
|
|
HVD
|
8
|
25
|
|
Fast Wide SCSI
|
SCSI-2
|
16
|
10
|
20
|
|
68-pin
|
SE
|
16
|
3
|
|
HVD
|
16
|
25
|
|
Ultra SCSI
|
SCSI-3/SPI
|
8
|
20
|
20
|
|
50-pin
|
SE
|
8
|
1.5
|
|
4
|
3
|
|
HVD
|
8
|
25
|
|
Wide Ultra SCSI
|
SCSI-3/SPI
|
16
|
20
|
40
|
|
68-pin
|
SE
|
8
|
1.5
|
|
4
|
3
|
|
HVD
|
16
|
25
|
|
Ultra2 SCSI
|
SCSI-3/SPI-2
|
8
|
40
|
40
|
|
50-pin
|
LVD
|
8
|
12
|
|
2
|
25
|
|
HVD
|
8
|
25
|
|
Wide Ultra2 SCSI
|
SCSI-3 /SPI-2
|
16
|
40
|
80
|
|
68-pin
|
LVD
|
16
|
12
|
|
2
|
25
|
|
HVD
|
16
|
25
|
|
Ultra3 SCSI
|
SCSI-3 / SPI-3
|
16
|
40 (DT)
|
160
|
alespoň jeden Fast-80, CRC, DV, QAS, Packet
|
68-pin
|
LVD
|
16
|
12
|
|
2
|
25
|
|
Ultra160(/m) SCSI
|
SCSI-3 / SPI-3
|
16
|
40 (DT)
|
160
|
Fast-80, CRC, DV
|
68-pin
|
LVD
|
16
|
12
|
|
2
|
25
|
|
Ultra160+ SCSI
|
SCSI-3 / SPI-3
|
16
|
40 (DT)
|
160
|
Fast-80, CRC, DV, QAS, Packet
|
68-pin
|
LVD
|
16
|
12
|
|
2
|
25
|
|
Ultra320 SCSI
|
SCSI-3 / SPI-4
|
16
|
80 (DT)
|
320
|
Fast-160
|
68-pin
|
LVD
|
16
|
12
|
|
2
|
25
|
|
