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Date: Tue, 05 Nov 1996 21:53:47 GMTServer: NCSA/1.5Content-type: text/htmlLast-modified: Tue, 16 Jul 1996 18:17:05 GMTContent-length: 14691<html><head><title>Overview of Current Tape Technology</title></head><body>Back to Jussi Myllymaki's <!WA0><!WA0><!WA0><!WA0><!WA0><a href="http://www.cs.wisc.edu/~jussi/jussi.html">home page</a>.<p><hr><h1>Manufacturers and Information Sources</h1><menu><li><!WA1><!WA1><!WA1><!WA1><!WA1><a href="http://www.conner.com/p-tapes.html">Conner Peripherals</a><li><!WA2><!WA2><!WA2><!WA2><!WA2><a href="http://www.storage.digital.com">Digital Equipment</a><li><!WA3><!WA3><!WA3><!WA3><!WA3><a href="http://www.exabyte.com/Products">Exabyte</a><li><!WA4><!WA4><!WA4><!WA4><!WA4><a href="http://www.storage.ibm.com/storage">IBM</a><li><!WA5><!WA5><!WA5><!WA5><!WA5><a href="http://www.quantum.com/products/menus/tape.html">Quantum</a><li><!WA6><!WA6><!WA6><!WA6><!WA6><a href="http://www.sel.sony.com/SEL/ccpg/storage/scontent.html">Sony</a><li><!WA7><!WA7><!WA7><!WA7><!WA7><a href="http://www.cis.ohio-state.edu/hypertext/faq/usenet-faqs/bygroup/comp/arch/storage/top.html">Storage FAQ</a></menu><hr><b>Note: all capacity and transfer rate figures in this document arewith no compression.</b><hr><h1>8mm Technology</h1><h3>8mm Media</h3>Video grade (VG) 8mm tape costs $5, data grade (DG) costs $20.<h3>8mm Tape Drives</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Drive</th><th align=left valign=middle width=100>Capacity</th><th align=left valign=middle width=100>Transfer Rate</th></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-8205</td><td align=left>2.5 GB</td><td align=left>0.263 MB/s</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-8505</td><td align=left>5 GB</td><td align=left>0.5 MB/s</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>Mammoth</td><td align=left>20 GB</td><td align=left>3 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>3445</td><td align=left>5 GB</td><td align=left>0.5 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>7208-011</td><td align=left>5 GB</td><td align=left>0.5 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>RS/6000 Model 9334/6146</td><td align=left>2.3 GB</td><td align=left>0.245 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>RS/6000 Model 9334/6147</td><td align=left>5 GB</td><td align=left>0.5 MB/s</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>2200HS+</td><td align=left>2.2 GB</td><td align=left>0.246 MB/s</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>5000HS</td><td align=left>5 GB</td><td align=left>0.5 MB/s</td></tr></table><h3>8mm Libraries</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Library</th><th align=left valign=middle width=100># Drives/Tapes</th><th align=left valign=middle width=100>Total Capacity</th></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-10e</td><td align=left>1/10</td><td align=left>50 GB</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-210</td><td align=left>2/10</td><td align=left>50 GB</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-440</td><td align=left>4/40</td><td align=left>200 GB</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-480</td><td align=left>4/80</td><td align=left>400 GB</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-480 (Mammoth)</td><td align=left>4/80</td><td align=left>1.6 TB</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>LS/380L</td><td align=left>?/?</td><td align=left>270 GB</td></tr></table><hr><h1>DAT (4mm) Technology</h1><h3>Overview</h3>First generation DAT (DDS-1 (Digital Data Storage)) drives store 2.0GB per tape and transfer 0.183 MB/s. With 2:1 data compression, thecapacity is 4.0 GB and speed is 0.366 MB/s.<p>Second generation DAT (DDS-2) drives store 4.0 GB per tape andtransfer 0.366 MB/s uncompressed. With 2:1 compression, the capacityis 8.0 GB and speed is 0.732 MB/s.<h3>DAT Media</h3>A DDS-2 cartridge costs $15-20.<h3>DDS-1 Tape Drives</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Drive</th><th align=left valign=middle width=100>Capacity</th><th align=left valign=middle width=100>Transfer Rate</th></tr><tr align=center valign=middle><td align=left>Wang</td><td align=left>WangDAT 3200</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-4200/4200c</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr><tr align=center valign=middle><td align=left>Hewlett-Packard</td><td align=left>HP 35470A</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr><tr align=center valign=middle><td align=left>Hewlett-Packard</td><td align=left>HP 35480A</td><td align=left>2.0 GB</td><td align=left>0.732 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>3440-001</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>7206-001</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr><tr align=center valign=middle><td align=left>Sony</td><td align=left>SDT-2000</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>CS/MS 2000DAT</td><td align=left>2.0 GB</td><td align=left>0.183 MB/s</td></tr></table><h3>DDS-2 Tape Drives</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Drive</th><th align=left valign=middle width=100>Capacity</th><th align=left valign=middle width=100>Transfer Rate</th></tr><tr align=center valign=middle><td align=left>Wang</td><td align=left>WangDAT 3300DX/3400DX</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr><tr align=center valign=middle><td align=left>Sony</td><td align=left>SDT-4000/5000</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-4402/4402c</td><td align=left>4.0 GB</td><td align=left>0.233 MB/s</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-4400</td><td align=left>4.0 GB</td><td align=left>0.410 MB/s</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>CS/MS 4000DAT</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr><tr align=center valign=middle><td align=left>Hewlett-Packard</td><td align=left>HP C1533A</td><td align=left>4.0 GB</td><td align=left>0.510 MB/s</td></tr><tr align=center valign=middle><td align=left>Hewlett-Packard</td><td align=left>HP C2225A</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>7206-005</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>RS/6000 Feature 6142</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TZL06 DAT</td><td align=left>4.0 GB</td><td align=left>0.366 MB/s</td></tr></table><h3>DAT Libraries</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Library</th><th align=left valign=middle width=100># Drives/Tapes</th><th align=left valign=middle width=100>Total Capacity</th></tr><tr align=center valign=middle><td align=left>Wang</td><td align=left>WangDAT LD4</td><td align=left>1/4</td><td align=left>16 GB</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>4L-DATi</td><td align=left>1/4</td><td align=left>16 GB</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>12L-DAT</td><td align=left>1/12</td><td align=left>48 GB</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>4584NP DAT</td><td align=left>1/16</td><td align=left>64 GB</td></tr><tr align=center valign=middle><td align=left>ADIC</td><td align=left>1200D DAT</td><td align=left>1/12</td><td align=left>48 GB</td></tr><tr align=center valign=middle><td align=left>Exabyte</td><td align=left>EXB-218</td><td align=left>2/10</td><td align=left>40 GB</td></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TLZ6L Autoloader</td><td align=left>1/12</td><td align=left>48 GB</td></tr><tr align=center valign=middle><td align=left>Hewlett-Packard</td><td align=left>HP C1550A</td><td align=left>1/12</td><td align=left>48 GB</td></tr></table><hr><h1>DLT (Digital Linear Tape) Technology</h1><h3>DLT Tape Drives</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Drive</th><th align=left valign=middle width=100>Capacity</th><th align=left valign=middle width=100>Transfer Rate</th></tr><tr align=center valign=middle><td align=left>Quantum</td><td align=left>DLT-2000</td><td align=left>10 GB</td><td align=left>1.25 MB/s</td></tr><tr align=center valign=middle><td align=left>Quantum</td><td align=left>DLT-4000</td><td align=left>20 GB</td><td align=left>1.5 MB/s</td></tr><tr align=center valign=middle><td align=left>Quantum</td><td align=left>DLT-7000</td><td align=left>35 GB</td><td align=left>5 MB/s</td></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TZ87</td><td align=left>10 GB</td><td align=left>1.25 MB/s</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>MS20DLT</td><td align=left>10 GB</td><td align=left>1.25 MB/s</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>MS6000DLT</td><td align=left>6 GB</td><td align=left>0.8 MB/s</td></tr></table><h3>DLT Libraries</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Library</th><th align=left valign=middle width=100># Drives/Tapes</th><th align=left valign=middle width=100>Total Capacity</th></tr><tr align=center valign=middle><td align=left>Quantum</td><td align=left>DLT4700</td><td align=left>1/7</td><td align=left>140 GB</td></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>DLT2700</td><td align=left>1/7</td><td align=left>70 GB</td></tr><tr align=center valign=middle><td align=left>Conner</td><td align=left>L7A-42</td><td align=left>1/7</td><td align=left>42 GB</td></tr></table><hr><h1>Half-Inch Technology</h1><h3>Half-Inch Tape Drives</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=80>Tape Drive</th><th align=left valign=middle width=100>Capacity</th><th align=left valign=middle width=80>Transfer Rate</th><th align=left valign=middle width=60>Density</th><th align=left valign=middle width=60># Tracks</th></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TA91</td><td align=left>200 MB to 38 GB</td><td align=left>?</td><td align=left>38000 bpi</td><td align=left>18</td></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TK50</td><td align=left>95 MB</td><td align=left>?</td><td align=left>6667 bpi</td><td align=left>22</td></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TK70</td><td align=left>296 MB</td><td align=left>?</td><td align=left>10000 bpi</td><td align=left>48</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>3490</td><td align=left>200-800 MB</td><td align=left>3 MB/s</td><td align=left>?</td><td align=left>9/18/36</td></tr><tr align=center valign=middle><td align=left>Metrum</td><td align=left>Model 97</td><td align=left>? MB</td><td align=left>? MB/s</td><td align=left>50000 bpi</td><td align=left>7/14/28</td></tr><tr align=center valign=middle><td align=left>Metrum</td><td align=left>RSP-2150</td><td align=left>14.5-18 GB</td><td align=left>2 MB/s</td><td align=left>50000 bpi</td><td align=left>2</td></tr><tr align=center valign=middle><td align=left>Metrum</td><td align=left>RSP-2150</td><td align=left>14.5-18 GB</td><td align=left>2 MB/s</td><td align=left>50000 bpi</td><td align=left>2</td></tr></table><h3>Half-Inch Libraries</h3><table border=1 cellpadding=2><tr bgcolor="#ddeeff" align=center valign=bottom><th align=left valign=middle width=100>Manufacturer</th><th align=left valign=middle width=150>Tape Library</th><th align=left valign=middle width=100># Drives/Tapes</th><th align=left valign=middle width=100>Total Capacity</th></tr><tr align=center valign=middle><td align=left>Digital Equipment</td><td align=left>TL3Vx</td><td align=left>?/4</td><td align=left>58 GB</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>3490-C11 Autoloader</td><td align=left>x/x</td><td align=left>14.4 GB</td></tr><tr align=center valign=middle><td align=left>IBM</td><td align=left>3494 Dataserver</td><td align=left>x/x</td><td align=left>13.5 GB to 45.5 TB</td></tr><tr align=center valign=middle><td align=left>Metrum</td><td align=left>RSS-600b Storage Library</td><td align=left>x/x</td><td align=left>10.8 TB</td></tr></table><hr>Back to my <!WA8><!WA8><!WA8><!WA8><!WA8><a href="http://www.cs.wisc.edu/~jussi/jussi.html">home page</a>. <!WA9><!WA9><!WA9><!WA9><!WA9><imgsrc="http://cgi.cs.wisc.edu/scripts/jussi/counter/nph-count?width=4&link=tapetech&show=NO"><hr><address><!WA10><!WA10><!WA10><!WA10><!WA10><a href="http://www.cs.wisc.edu/cgi-bin/finger?jussi">jussi@cs.wisc.edu</a></address></body></html>⌨️ 快捷键说明
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