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Bus speeds table


Connection protocolBit rate Byte rate
Apple Desktop Bus 10 Kb/s 1.25 KB/s
MIDI31.3 Kb/s3.9 KB/s
Modem 56k (V.90)56.0/33.6 Kb/s 5.6/3.36 KB/s
Modem 56k (V.92)56.0/48.0 Kb/s 5.6/4.8 KB/s
ISDN (1 line)64/128 Kb/s8/16 KB/s
Modem 56k with hardware compression (V.90/V.42bis)56.0-220.0 Kb/s5.6-22 KB/s
Modem 56k with hardware compression (V.92/V.44)56.0-320.0 Kb/s5.6-32 KB/s
IDSL144 Kb/s18 KB/s
Serial RS-232 max230.4 Kb/s28.8 KB/s
PC Floppy Disk Controller (1.44MB)500 Kb/s62 KB/s
Parallel (Centronics) CPP ~133 kHz1 Mb/s 133 KB/s
Bluetooth 1.11 Mb/s125 KB/s
CD Controller (1x)1.2 Mb/s150 KB/s
Serial 16550 UART max1.5 Mb/s150 KB/s
USB Low Speed (USB 1.0)1.536 Mb/s192 KB/s
HDSL ITU G.991.11.544 Mb/s193 KB/s
Wireless 802.11 legacy 0.1252.0 Mb/s250 KB/s
SDSL 2.32 Mb/s290 KB/s
Serial UART max2.7648 Mb/s345.6 KB/s
Bluetooth 2.0+EDR3 Mb/s375 KB/s
MFM 5 Mb/s 625 KB/s
ADSL8.192/1.024 Mb/s1024/128 KB/s
ISA 8-Bit/4.77 MHz 9.6 Mb/s 1.2 MB/s
Ethernet (10base-X) 10 Mb/s1.25 MB/s
Serial RS-422 max 10 Mb/s1.25 MB/s
Wireless 802.11b DSSS 0.12511.0 Mb/s1.375 MB/s
USB Full Speed (USB 1.1)12 Mb/s1.5 MB/s
ADSL2 12.288/3.584 Mb/s 1.536/0.448 MB/s
Satellite Internet16/1 Mb/s 2.0/0.128 MB/s
Parallel (Centronics) EPP 2 MHz 16 Mb/s2 MB/s
ADSL2+24.576/3.584 Mb/s3.072/0.448 MB/s
ATA PIO Mode 026.4 Mb/s3.3 MB/s
Serial EIA-485 max35 Mb/s3.5 MB/s
PC Card 16 bit 255ns Byte mode31.36 Mb/s 3.92 MB/s
DOCSIS v1.0 (Cable modem) 38/10 Mb/s 4,75/1.25 MB/s
DOCSIS v2.0 (Cable modem)40/30 Mb/s 5/3.75 MB/s
SCSI 1 (5 MHz)40 Mb/s5 MB/s
ATA PIO Mode 1 41.6 Mb/s5.2 MB/s
ISA 16-Bit/8.33 MHz42.4 Mb/s5.3 MB/s
FiOS fiber optic service (typical)50/10 Mb/s6.25/1.25 MB/s
Wireless 802.11a 0.7554.0 Mb/s6.75 MB/s
Wireless 802.11g OFDM 0.12554.0 Mb/s6.75 MB/s
PC Card 16 bit 255ns Word mode62.72 Mb/s 7.84 MB/s
ATA PIO Mode 2 66.4 Mb/s 8.3 MB/s
Wireless 802.16 (WiMAX)70.0 Mb/s8.75 MB/s
PC Card 16 bit 100ns Byte mode80 Mb/s 10 MB/s
Fast SCSI 2 (8 bits/10 MHz) 80 Mb/s 10 MB/s
ATA PIO Mode 388.8 Mb/s11.1 MB/s
FireWire (IEEE 1394) 10098.304 Mb/s12.288 MB/s
MII (4 Lanes)100 Mb/s12.5 MB/s
RMII (2 Lanes)100 Mb/s 12.5 MB/s
SMII (1 Lane)100 Mb/s12.5 MB/s
Fast Ethernet (100base-X)100 Mb/s12.5 MB/s
iSCSI over Fast Ethernet 100 Mb/s 12.5 MB/s
FDDI100 Mb/s12.5 MB/s
Wireless 802.11gt DSSS 0.125 (Super G)108.0 Mb/s13.5 MB/s
ATA PIO Mode 4133.3 Mb/s 16.7 MB/s
DOCSIS v3.0[9] (Cable modem)160/120 Mb/s20/15, MB/s
PC Card 16 bit 100ns Word mode160 Mb/s 20 MB/s
Fast Wide SCSI 2 (16 bits/10 MHz)160 Mb/s 20 MB/s
FireWire (IEEE 1394) 200196.608 Mb/s24.576 MB/s
Uni-DSL200 Mb/s25 MB/s
VDSL ITU G.993.1200 Mb/s25 MB/s
Wireless 802.11n248.0 Mb/s31 MB/s
VDSL2 ITU G.993.2 250 Mb/s 31.25 MB/s
Ultra DMA ATA 33264 Mb/s33 MB/s
PC Card 32 bit (CardBus) Byte mode267 Mb/s 33.33 MB/s
EISA 8-16-32bits/8.33 MHz 320 Mb/s 32 MB/s
Ultra Wide SCSI 40 (16 bits/20 MHz)320 Mb/s40 MB/s
FireWire (IEEE 1394) 400393.216 Mb/s 49.152 MB/s
WUSB-UWB480 Mb/s60 MB/s
ExpressCard USB mode480 Mb/s 60 MB/s
USB Hi-Speed (USB 2.0)480 Mb/s60 MB/s
Ultra DMA ATA 66528 Mb/s66 MB/s
PC Card 32 bit (CardBus) Word mode533 Mb/s 66.66 MB/s
BPON (G.983) fiber optic service622/155 Mb/s 77.7/19.3 MB/s
Ultra-2 wide SCSI 80 (16 bits/40 MHz) 640 Mb/s80 MB/s
Serial Storage Architecture SSA640 Mb/s80 MB/s
FireWire (IEEE 1394b) 800786.432 Mb/s98.304 MB/s
Ultra DMA ATA 100800 Mb/s100 MB/s
Fibre Channel 1Gb SCSI1.0625 Gb/s100 MB/s
Fibre Channel 1GFC (1.0625 GHz)850 Mb/s106.25 MB/s
XSBI (16 Lanes)995 Mbit/s 124 MB/s
GMII (8 Lanes) 1.0 Gb/s125 MB/s
RGMII (4 Lanes)1.0 Gb/s 125 MB/s
SGMII (2 Lanes)1.0 Gb/s125 MB/s
iSCSI over Gigabit Ethernet1 Gb/s125 MB/s
Gigabit Ethernet (1000base-X)1 Gb/s125 MB/s
Ultra DMA ATA 1331.064 Gb/s133 MB/s
PCI 32-bit/33 MHz1.067 Gb/s133.33 MB/s
PC Card 32 bit (CardBus) DWord mode1.067 Gb/s 133.33 MB/s
Ultra-3 SCSI 160 (16 bits/40 MHz DDR)1.28 Gb/s160 MB/s
FPM DRAM1.408 Gb/s176 MB/s
Serial ATA (SATA-150)1.5 Gb/s 187.5 MB/s
FireWire (IEEE 1394b) 16001.573 Gb/s196.6 MB/s
Fibre Channel 2Gb SCSI2.125 Gb/s200 MB/s
Fibre Channel 2GFC (2.125 GHz)1.7 Gb/s 212.5 MB/s
ExpressCard PCI Express mode2 Gb/s 250 MB/s
Infiniband SDR 1X2 Gb/s250 MB/s
PCI Express (x1 link)2 Gb/s250 MB/s
Camera Link Base (single) 24bit 85 MHz2.04 Gb/s261.12 MB/s
EDO DRAM 2.112 Gb/s 264 MB/s
PCI 64-bit/33 MHz2.133 Gb/s266.7 MB/s
PCI 32-bit/66 MHz 2.133 Gb/s266.7 MB/s
AGP 1x2.133 Gb/s266.7 MB/s
eSATA (SATA 300) 2.4 Gb/s300 MB/s
GPON (G.984) fiber optic service2.488/1.244 Gb/s311/155 MB/s
SPARC MBus 2.55 Gb/s32 MB/s
Ultra-320 SCSI (16 bits/80 MHz DDR)2.56 Gb/s320 MB/s
Serial ATA (SATA-300)3 Gb/s375 MB/s
Serial Attached SCSI (SAS)3 Gb/s375 MB/s
FireWire (IEEE 1394b) 32003.1457 Gb/s393.216 MB/s
Fibre Channel 4GFC (4.25 GHz)3.4 Gb/s425 MB/s
Infiniband DDR 1X4 Gb/s500 MB/s
PCI Express (x2 link)4 Gb/s500 MB/s
Fibre Channel 4Gb SCSI4.25 Gb/s531.25 MB/s
PC66 SDRAM 4.264 Gb/s533 MB/s
AGP 2x4.266 Gb/s533.3 MB/s
PCI 64-bit/66 MHz4.266 Gb/s533.3 MB/s
PCI-X DDR 16-bit4.266 Gb/s533.3 MB/s
USB 3.04.8 Gb/s600 MB/s
Serial ATA (SATA-600)4.8 Gb/s600 MB/s
Ultra-640 SCSI (16 bits/160 MHz DDR)5.12 Gb/s 640 MB/s
Serial Attached SCSI 2 6 Gb/s750 MB/s
Camera Link Full (dual) 72bit 85 MHz6.12 Gb/s 765 MB/s
PC100 SDRAM 6.4 Gb/s800 MB/s
HP Runway bus 125 MHz 64-bit 6.4 Gb/s800 MB/s
PCI 64-bit/100 MHz 6.399 Gb/s800 MB/s
Fibre Channel 8GFC (8.50 GHz)6.8 Gb/s 850 MB/s
Infiniband QDR 1X8 Gb/s1 GB/s
InfiniBand single 4X 8 Gb/s1 GB/s
PCI Express (x4 link)8 Gb/s1 GB/s
PC133 SDRAM8.528 Gb/s1.066 GB/s
AGP 4x8.533 Gb/s1.067 GB/s
PCI-X 1338.533 Gb/s1.067 GB/s
PCI-X QDR 16-bit8.533 Gb/s1.067 GB/s
10 Gigabit Ethernet WAN9,953 Gb/s1,244 GB/s
10 gigabit Ethernet (10Gbase-X)10 Gb/s1.25 GB/s
XGMII (32 Lanes)10.0 Gb/s 1.25 GB/s
XAUI (4 Lanes)10.0 Gb/s1.25 GB/s
iSCSI over 10G Ethernet10 Gb/s1.25 GB/s
iSCSI over 100G Ethernet10 Gb/s1.25 GB/s
PC800 RDRAM (single-channel)12.8 Gb/s1.6 GB/s
PC1600 DDR-SDRAM (single channel)12.8 Gb/s1.6 GB/s
Infiniband DDR 4X16 Gb/s 2 GB/s
PCI Express (x8 link)16 Gb/s 2 GB/s
HP Runway bus 125 MHz 64-bit DDR16 Gb/s 2 GB/s
PC1066 RDRAM (single-channel)16.8 Gb/s2.1 GB/s
PC2100 DDR-SDRAM (single channel) 16.8 Gb/s2.1 GB/s
AGP 8x17.066 Gb/s 2.133 GB/s
PCI-X DDR17.066 Gb/s 2.133 GB/s
PC1200 RDRAM (single-channel)19.2 Gb/s2.4 GB/s
PC2700 DDR-SDRAM (single channel)21.6 Gb/s2.7 GB/s
Infiniband SDR 12X24 Gb/s 3GB/s
HyperTransport (800 MHz, 16-pair)25.6 Gb/s3.2 GB/s
PC800 RDRAM (dual-channel) 25.6 Gb/s 3.2 GB/s
PC1600 DDR-SDRAM (dual channel) 25.6 Gb/s 3.2 GB/s
PC3200 DDR-SDRAM (single channel) 25.6 Gb/s 3.2 GB/s
PC2-3200 DDR2-SDRAM (single channel)25.6 Gb/s 3.2 GB/s
HyperTransport (1 GHz, 16-pair) 32 Gb/s4 GB/s
PCI Express (x16 link)32 Gb/s4 GB/s
PCI Express 2.0 (x8 link) 32 Gb/s4 GB/s
Infiniband QDR 4X32 Gb/s4 GB/s
PC1066 RDRAM (dual-channel) 33.6 Gb/s 4.2 GB/s
PC2100 DDR-SDRAM (dual channel) 33.6 Gb/s 4.2 GB/s
PCI-X QDR34.133 Gb/s4.266 GB/s
AGP 8x 64-bit 34.133 Gb/s4.266 GB/s
PC2-4200 DDR2-SDRAM (single channel) 34.136 Gb/s4.267 GB/s
PC4000 DDR-SDRAM (single channel) 34.3 Gb/s 4.287 GB/s
PC1200 RDRAM (dual-channel)38.4 Gb/s 4.8 GB/s
PC2-5300 DDR2-SDRAM (single channel) 42.4 Gb/s 5.3 GB/s
PC2-5400 DDR2-SDRAM (single channel) 42.664 Gb/s 5.333 GB/s
PC2700 DDR-SDRAM (dual channel) 43.2 Gb/s 5.4 GB/s
Infiniband DDR 12X48 Gb/s 6GB/s
PC3200 DDR-SDRAM (dual channel) 51.2 Gb/s 6.4 GB/s
PC2-3200 DDR2-SDRAM (dual channel)51.2 Gb/s 6.4 GB/s
PC2-6400 DDR2-SDRAM (single channel) 51.2 Gb/s 6.4 GB/s
Itanium zx1 bus 51.2 Gb/s 6.4 GB/s
PCI Express (x32 link)64 Gb/s8 GB/s
PCI Express 2.0 (x16 link)64 Gb/s8 GB/s
PC4000 DDR-SDRAM (dual channel) 67.2 Gb/s 8.4 GB/s
PC2-4200 DDR2-SDRAM (dual channel)67.2 Gb/s 8.4 GB/s
PC2-5300 DDR2-SDRAM (dual channel)84.8 Gb/s 10.6 GB/s
PC2-5400 DDR2-SDRAM (dual channel)85.328 Gb/s 10.666 GB/s
Infiniband QDR 12X96 Gb/s12 GB/s
100 gigabit Ethernet (100Gbase-X)100 Gb/s 12.5 GB/s
PC2-6400 DDR2-SDRAM (dual channel)102.4 Gb/s 12.8 GB/s
PC2-8000 DDR2-SDRAM (dual channel)128.0 Gb/s 16.0 GB/s
PCI Express 2.0 (x32 link)128 Gb/s16 GB/s
PC2-8500 DDR2-SDRAM (dual channel) 136.0 Gb/s 17 GB/s
PC3-8500 DDR3-SDRAM (dual channel) 136.0 Gb/s 17 GB/s
PC3-10600 DDR3-SDRAM (dual channel) 165.6 Gb/s 21.2 GB/s
HyperTransport (2.8 GHz, 32-pair)179.2 Gb/s22.4 GB/s
PC3-12800 DDR3-SDRAM (dual channel) 204.8 Gb/s 25.6 GB/s


I could miss some buses or make some mistakes - please send E-mail if will find.