Video Production
| Notes: |
|
| small
"b" is bits, large "B" is Bytes |
|
| K is
Kilo |
1 KB = 1024 Bytes |
| M is Mega | 1 MB = 1024 KB |
| G is Giga
|
1 GB = 1024 MB |
| AV File Sizes | how big |
| 1
sec |
15
sec |
1
min |
15
min |
1
hr |
||
| stream
(dialup) |
40 Kbps | 5
KB |
75
KB |
300
KB |
4.4
MB |
17.6
MB |
| stream
(broadband) |
256 Kbps | 32
KB |
480
KB |
1.9
MB |
28.1
MB |
112.5
MB |
| stereo
16 bit 44.1 (cda) |
1.3 Mbps | 172
KB |
2.5
MB |
10.1
MB |
151.4
MB |
605.6
MB |
| mpg1
(vcd) |
1.5 Mbps | 192
KB |
2.8
MB |
11.25
MB |
169
MB |
675
MB |
| mpg2
(dvd) |
4 Mbps | 512
KB |
7.5
MB |
30
MB |
450
MB |
1.76
GB |
| DV
(tape) |
25 Mbps | 3.1
MB |
46.9
MB |
187
MB |
2.75
GB |
11
GB |
| Uncompressed Video (CCIR 601) | 167.6
Mbps |
21
MB |
314
MB |
1.2
GB |
18
GB |
74
GB |
| Media Time Limits | how
much fits |
| 256
Kbps videos |
Stereo 16/44.1 audio | 1.5 Mbps (mpeg 1) | 4
Mbps (mpeg 2) |
25 Mbps (DV) | ||
| flash
memory |
128 MB | 1.1
hrs |
12.7 min | 14
min |
4.2
min |
40
sec |
| CD |
700 MB | 6.2
hrs |
69 min | 1
hr |
23
min |
3.7
min |
| DVD |
4.3
GB |
1.6
days |
7.2 hrs | 6.5
hrs |
2.4
hrs |
23
min |
| hard
drive |
200
GB |
2.5
months |
14 days | 12.6
days |
4.7
days |
18
hrs |
| Transfer Times | Speeds
are theoretical maximums and do not allow for control signals,
identifiers, switches, etc. Actual data transfer speeds may be only 75% of listed values, adding to transfer time. |
how fast to fetch |
| 50
KB (sm image) |
1
MB (lg image) |
10
MB (pgm) |
100
MB (office suite) |
650
MB (CD iso) |
1
GB |
4.3
GB (DVD) |
||
| Dialup | 56 Kbps | 7.7
sec |
2.6
min |
26.3
min |
4.4
hr |
28.4
hrs |
45
hrs |
8
days |
| Slow Broadband | 256 Kbps | 1.6
sec |
32
sec |
5.3
min |
53
min |
5.8
hrs |
9.1
hrs |
1.6
days |
| Fast Broadband | 768 Kbps | .5
sec |
10.7
sec |
1.8
min |
17.8
min |
1.9
hrs |
3
hrs |
13
hrs |
| T1 | 1.5 Mbps | .3
sec |
5.3
sec |
53
sec |
8.9
min |
57.8
min |
1.5
hrs |
6.5
hrs |
| WiFi 802.11b | 11
Mbps |
.04
sec |
.7
sec |
7.3
sec |
1.2
min |
7.9
min |
12
min |
53
min |
| WiFi 802.11 (a/g) | 54 Mbps | .007
sec |
.15
sec |
1.5
sec |
15
sec |
1.6
min |
2.5
min |
11
min |
| 10 base LAN | 10 Mbps | .04
sec |
.8
sec |
8
sec |
1.3
min |
8.7
min |
13.6
min |
59
min |
| 100
base LAN |
100 Mbps | .004
sec |
.08
sec |
.8
sec |
8
sec |
52
sec |
1.4
min |
5.9
min |
| Gbit
LAN |
1000
Mbps |
.0004
sec |
.008
sec |
.08
sec |
.8
sec |
5.2
sec |
8.2
sec |
35
sec |
| CD
1x |
150
KBps (= 1.17 Mbps) |
.3
sec |
6.8
sec |
1.1
min |
11.4
min |
1.2
hrs |
1.9
hrs |
8.4
hrs |
| CD
6x |
7
Mbps |
.06
sec |
1.1
sec |
11.4
sec |
1.9
min |
12.4
min |
19.5
min |
1.4
hrs |
| DVD
1x |
11.08
Mbps |
.04
sec |
.7
sec |
7.2
sec |
1.2
min |
7.8
min |
12.3
min |
53
min |
| USB
1.1 |
12
Mbps |
.03
sec |
.67
sec |
6.7
sec |
1.1
min |
7.2
min |
11.4
min |
49
min |
| USB
2.0 |
480 Mbps | .0008
sec |
.02
sec |
.17
sec |
1.67
sec |
10.8
sec |
17
sec |
1.2
min |
| Firewire
1394 |
400 Mbps | .001
sec |
.02
sec |
.2
sec |
2
sec |
13
sec |
20.5
sec |
1.5
min |
| Firewire
1394B |
800
Mbps |
.0005
sec |
.01
sec |
.1
sec |
1
sec |
6.5
sec |
10.2
sec |
44
sec |
| Ultra320 SCSI | 2560
Mbps |
.0002
sec |
.003
sec |
.03
sec |
.3
sec |
2
sec |
3.2
sec |
14
sec |
