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Fast ship computer systems a - ship,

Fast ship computer systems a - ship,

$34.90
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Computer systems a - computer,

Computer systems a - computer,

$82.45
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Technovare systems - technovare,

Technovare systems - technovare,

$40.00
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Martin kleppman designing - martin,

Martin kleppman designing - martin,

$40.00
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Fundamentals interactive - of,

Fundamentals interactive - of,

$5.43
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Intel nuc mini - intel,

Intel nuc mini - intel,

$139.99
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Intel nuc dc3217iye - dc3217iye, pc

Intel nuc dc3217iye - dc3217iye, pc

$50.00
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Juniper systems allegro - juniper, 2

Juniper systems allegro - juniper, 2

$719.99
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Computer multimedia usb - multimedia,

Computer multimedia usb - multimedia,

$39.99
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Thin client t640 usff - client,

Thin client t640 usff - client,

$89.00
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Building microservices - building,

Building microservices - building,

$4.37
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Cissp certified - (isc)2,

Cissp certified - (isc)2,

$4.56
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Dell precision t3610 xeon - dell, t3610,

Dell precision t3610 xeon - dell, t3610,

$110.49
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Lsi computer systems - computer, /

Lsi computer systems - computer, /

$12.48
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Fundamentals data - fundamentals,

Fundamentals data - fundamentals,

$28.00
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Dell optiplex 7050 - dell,

Dell optiplex 7050 - dell,

$149.99
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The book mis information - book, mis-information

The book mis information - book, mis-information

$3.88
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Dell optiplex 9020 sff - 9020, i5-4590

Dell optiplex 9020 sff - 9020, i5-4590

$55.99
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Dell optiplex 9020 - optiplex, 9020/7020

Dell optiplex 9020 - optiplex, 9020/7020

$99.99
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Asrock deskmeet x600 - asrock,

Asrock deskmeet x600 - asrock,

$183.99
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Site reliability engineering - site,

Site reliability engineering - site,

$7.81
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Prodesk 400 i3 9100t - g5, i3-9100t

Prodesk 400 i3 9100t - g5, i3-9100t

$99.00
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Nec ops desktop computer amd - desktop,

Nec ops desktop computer amd - desktop,

$59.99
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Automating manufacturing - automating,

Automating manufacturing - automating,

$55.00
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Silicon graphics computer - silicon,

Silicon graphics computer - silicon,

$19.99
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Dell optiplex 790 990 - 790/990, mt

Dell optiplex 790 990 - 790/990, mt

$49.99
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Introduction information - introduction,

Introduction information - introduction,

$4.97
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Database systems design - database,

Database systems design - database,

$40.67
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Fundamentals data - fundamentals,

Fundamentals data - fundamentals,

$28.00
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Elitedesk 800 sff - elitedesk,

Elitedesk 800 sff - elitedesk,

$250.00
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Windows computer system hp - computer,

Windows computer system hp - computer,

$108.99
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Intel liquid cooled rx - liquid,

Intel liquid cooled rx - liquid,

$649.98
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The linux command line - linux, line:

The linux command line - linux, line:

$8.32
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Latex document preparation - latex:,

Latex document preparation - latex:,

$4.37
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Dell optiplex 7450 - 7450, aio

Dell optiplex 7450 - 7450, aio

$94.99
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Cissp certified information - cissp:,

Cissp certified information - cissp:,

$4.44
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Military army computer - u.s.,

Military army computer - u.s.,

$3.25
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Management information systems - management,

Management information systems - management,

$8.78
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Dell optiplex 7010 plus - 7010,

Dell optiplex 7010 plus - 7010,

$699.99
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Elitedesk 800 mini - 800,

Elitedesk 800 mini - 800,

$49.98
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Programming massively parallel - massively,

Programming massively parallel - massively,

$29.99
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Site reliability engineering - reliability,

Site reliability engineering - reliability,

$7.81
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Out control the new - of,

Out control the new - of,

$6.74
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Introduction operating - to,

Introduction operating - to,

$4.97
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Asrock deskmini x600 amd - x600,

Asrock deskmini x600 amd - x600,

$163.49
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Introduction computing - to,

Introduction computing - to,

$15.00
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Dell optiplex 3020 desktop - mt,

Dell optiplex 3020 desktop - mt,

$59.99
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Computer organization and - organization,

Computer organization and - organization,

$33.34
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New powerspec gaming ultra - powerspec,

New powerspec gaming ultra - powerspec,

$1849.00
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Cissp certified - (isc)2,

Cissp certified - (isc)2,

$6.80
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Unix systems programming comm - systems, programming:

Unix systems programming comm - systems, programming:

$5.75
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Management information systems - management,

Management information systems - management,

$8.44
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Turtles termites and traffic - and,

Turtles termites and traffic - and,

$4.40
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Modern operating systems - operating,

Modern operating systems - operating,

$6.22
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Kinematics and dynamics - dynamics, of

Kinematics and dynamics - dynamics, of

$7.89
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Prodesk 400 mini pc - g3,

Prodesk 400 mini pc - g3,

$62.99
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Operating systems three easy - three,

Operating systems three easy - three,

$40.99
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Introduction computer - introduction, to

Introduction computer - introduction, to

$9.34
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Modern systems analysis and - systems,

Modern systems analysis and - systems,

$9.93
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Kubernetes and running - up,

Kubernetes and running - up,

$5.58
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Systems analysis and design w - analysis,

Systems analysis and design w - analysis,

$5.20
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Fundamentals information - of,

Fundamentals information - of,

$25.53
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Fundamentals information - fundamentals, of

Fundamentals information - fundamentals, of

$4.73
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Security patterns - security,

Security patterns - security,

$12.40
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Dell optiplex 9010 7010 - 9010/7010, mt

Dell optiplex 9010 7010 - 9010/7010, mt

$84.99
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Higolepc mini computer - higolepc, |

Higolepc mini computer - higolepc, |

$334.99
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Computer systems a - computer,

Computer systems a - computer,

$45.50
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Unix and linux - and, system

Unix and linux - and, system

$26.20
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Design work cooperative - design,

Design work cooperative - design,

$42.49
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Good used delta - good, computer

Good used delta - good, computer

$474.95
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Fundamentals information - fundamentals, of

Fundamentals information - fundamentals, of

$4.73
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Systems management designi - it,

Systems management designi - it,

$6.79
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But how know the - do, it

But how know the - do, it

$8.24
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Vtg 1981 hewlett packard - packard, hp

Vtg 1981 hewlett packard - packard, hp

$24.99
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Management information systems - information,

Management information systems - information,

$8.78
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Operating systems demystified - operating,

Operating systems demystified - operating,

$6.83
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Lenovo thinkcentre m720q mini - lenovo,

Lenovo thinkcentre m720q mini - lenovo,

$159.00
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New t530 thin client - new,

New t530 thin client - new,

$39.99
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Practical programming why - practical, c

Practical programming why - practical, c

$5.18
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Dell optiplex 790 990 tower - dell, 790/990

Dell optiplex 790 990 tower - dell, 790/990

$79.99
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Power system analysis design - system,

Power system analysis design - system,

$39.95
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Computer systems that - systems,

Computer systems that - systems,

$10.93
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Introduction database - to,

Introduction database - to,

$39.99
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Microprocessor systems design - microprocessor,

Microprocessor systems design - microprocessor,

$23.88
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Operating systems design and - design,

Operating systems design and - design,

$26.51
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Operating system concepts - system,

Operating system concepts - system,

$7.50
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Lenovo thinkstation p520 - lenovo,

Lenovo thinkstation p520 - lenovo,

$219.97
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Operating systems design and - operating,

Operating systems design and - operating,

$7.41
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Windows for seniors - windows,

Windows for seniors - windows,

$3.88
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Introduction 80x86 assembly - to,

Introduction 80x86 assembly - to,

$4.76
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Queueing systems volume - queueing,

Queueing systems volume - queueing,

$5.89
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Out control the new - out, :

Out control the new - out, :

$7.33
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Custom inwin chopin intel - custom,

Custom inwin chopin intel - custom,

$249.99
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Dell optiplex 780 sff - dell,

Dell optiplex 780 sff - dell,

$99.99
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Refrigeration air - refrigeration,

Refrigeration air - refrigeration,

$135.00
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📊95 listings · from $3.25 · avg $92.29

Browse 95 computer systems listings currently in our index. Prices range from $3.25 to $1849, with an average of $92.29. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about computer systems →

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Everything you need to know about computer systems

Whether you are looking for a brand-new or second-hand computer systems, eBay offers one of the largest selections available online. With 95 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $3.25, while premium listings can reach $1849 — giving you a wide budget spread to work with. The average price of $92.29 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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