Data Measurement Charts


Data Measurement Chart
Data Measurement Size
Bit Single Binary Digit (1 or 0)
Byte 8 bits
Kilobyte (KB) 1,024 Bytes
Megabyte (MB) 1,024 Kilobytes
Gigabyte (GB) 1,024 Megabytes
Terabyte (TB) 1,024 Gigabytes
Petabyte (PB) 1,024 Terabytes
Exabyte (EB) 1,024 Petabytes
Connection Speed Chart
Internet Technology Data Rate (per second) Data Rate (per second) Data Rate (per second) Data Rate (per second)
28.8K Modem 28.8 Kbps 28,800 Bits 3,600 Bytes 3.5 Kilobytes
36.6K Modem 36.6 Kbps 36,600 Bits 4,575 Bytes 4.4 Kilobytes
56K Modem 56 Kbps 56,000 Bits 7,000 Bytes 6.8 Kilobytes
ISDN 128 Kbps 128,000 Bits 16,000 Bytes 15 Kilobytes
T1 1.544 Mbps 1,544,000 Bits 193,000 Bytes 188 Kilobytes
DSL 512 Kbps to 8 Mbps 8,000,000 Bits 1,000,000 Bytes 976 Kilobytes
Cable Modem 512 Kbps to 52 Mbps 53,000,000 Bits 6,625,000 Bytes 6,469 Kilobytes (6.3MB/sec)
T3 44.736 Mbps 44,736,000 Bits 5,592,000 Bytes 5,460 Kilobytes (5.3MB/sec)
Gigabit Ethernet 1 Gbps 1,000,000,000 Bits 125,000,000 Bytes 122,070 Kilobytes (119MB/sec)
OC-256 13.271 Gbps 13,271,000,000 Bits 1,658,875,000 Bytes 1,619,995 Kilobytes (1.5GB/sec)
Computer Technology Chart
Computer Technology Data Rate (per second) Data Rate (per second) Data Rate (per second) Data Rate (per second)
ADB 256 Kbps 256,000 Bits 32,000 Bytes 31.2 Kilobytes
USB 12 Mbps 12,000,000 Bits 1,500,000 Bytes 1,464 Kilobytes (1.42MB/sec)
USB 2.0 480 Mbps 480,000,000 Bits 60,000,000 Bytes 58,593 Kilobytes (57.2MB/sec)
FireWire (a.k.a. “IEEE 1394” or “i.Link”) 400 Mbps 400,000,000 Bits 50,000,000 Bytes 48,828 Kilobytes (47.6MB/sec)
Ultra ATA/33 (a.k.a. Ultra DMA/33) 33 MB/sec
Ultra ATA/66 (a.k.a. Ultra DMD/66 or Fast ATA-2) 66 MB/sec
SCSI-1 5 MB/sec
SCSI-2 5-10 MB/sec
Fast SCSI-2 10-20 MB/sec
Wide SCSI-2 20 MB/sec
Fast Wide SCSI-2 20 MB/sec
Ultra SCSI-3 (8-bit) 20 MB/sec
Ultra SCSI-3 (16-bit) 40 MB/sec
Ultra-2 SCSI 40 MB/sec
Wide Ultra-2 SCSI 80 MB/sec
Ultra-3 SCSI 160 MB/sec
Serial ATA (Gen 1) 150 MB/sec 1.2 Gbps
Serial ATA (Gen 2) 300 MB/sec 2.4 Gbps
Serial ATA (Gen 3) 600 MB/sec 4.8 Gbps
Video Format Chart
Video Formats NTSC Resolution (525 Vertical Lines)
8mm 250 Horizontal Lines
VHS 250 Horizontal Lines
VHS-C 250 Horizontal Lines
Hi8 400 Horizontal Lines
S-VHS 400 Horizontal Lines
DV 500 Horizontal Lines
DVD 500 Horizontal Lines
Audio/Video Chart
Audio/Video Technology Data Rate (per second) Data Rate (per second) Data Rate (per second) Data Rate (per second)
CD 1.4112 Mbps 1,411,200 Bits 176,400 Bytes 172 Kilobytes
DVD 10 Mbps 10,000,000 Bits 1,250,000 Bytes 1,220 Kilobytes (1.1MB/sec)
DV 30.1 Mbps 30,195,712 Bits 3,774,464 Bytes 3,686 Kilobytes (3.6MB/sec)
DLP 37 Mbps to 43 Mbps 43,000,000 Bits 5,375,000 Bytes 5,249 Kilobytes (5.2MB/sec)

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