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Computer systems a - computer, systems:

Computer systems a - computer, systems:

$39.99
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System design interview an - ,

System design interview an - ,

$21.00
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Dell t7820 nvme - t7820,

Dell t7820 nvme - t7820,

$444.07
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Martin kleppman designing - martin,

Martin kleppman designing - martin,

$40.00
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Fast ship computer systems a - fast, systems:

Fast ship computer systems a - fast, systems:

$39.06
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Site reliability engineering - reliability,

Site reliability engineering - reliability,

$6.79
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The elements computing - the, of

The elements computing - the, of

$35.39
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Computer systems a - computer,

Computer systems a - computer,

$91.09
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Computer networks third - computer, networks,

Computer networks third - computer, networks,

$6.90
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Juniper systems allegro - systems, 2

Juniper systems allegro - systems, 2

$719.99
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Cissp certified information - certified,

Cissp certified information - certified,

$4.43
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Power systems analysis and - power,

Power systems analysis and - power,

$40.00
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Operating systems principles - operating, systems:

Operating systems principles - operating, systems:

$22.10
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Lsi computer systems - lsi,

Lsi computer systems - lsi,

$12.48
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Compaq 6200 pro sff intel - hp,

Compaq 6200 pro sff intel - hp,

$27.00
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Firebat mini ryzen 7730u - firebat,

Firebat mini ryzen 7730u - firebat,

$346.45
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Gaming sound bar - &, bar,

Gaming sound bar - &, bar,

$20.99
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Embedded systems design an - systems,

Embedded systems design an - systems,

$3.87
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Custom inwin chopin - intel, core

Custom inwin chopin - intel, core

$249.99
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Safety critical computer - safety,

Safety critical computer - safety,

$8.38
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Windows computer system hp - windows,

Windows computer system hp - windows,

$108.99
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Compaq dc7600 desktop - hp,

Compaq dc7600 desktop - hp,

$79.95
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The elements computing - elements, of

The elements computing - elements, of

$28.29
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Modern operating systems - operating,

Modern operating systems - operating,

$31.61
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Out control the - out, new

Out control the - out, new

$6.02
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Introduction genetic - introduction,

Introduction genetic - introduction,

$3.52
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Dell optiplex 7450 fhd - dell,

Dell optiplex 7450 fhd - dell,

$94.99
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Vintage hds viewstation - vintage,

Vintage hds viewstation - vintage,

$64.99
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Designing machine learning - machine,

Designing machine learning - machine,

$35.00
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Windows iot enterprise - windows,

Windows iot enterprise - windows,

$239.99
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Fundamentals data - fundamentals,

Fundamentals data - fundamentals,

$28.00
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Fundamentals data - fundamentals,

Fundamentals data - fundamentals,

$28.00
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Lenovo thinkstation p520 - lenovo,

Lenovo thinkstation p520 - lenovo,

$219.97
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Building microservices - building,

Building microservices - building,

$4.58
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Latex document preparation - latex:,

Latex document preparation - latex:,

$4.11
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Asrock deskmeet x600 series - asrock,

Asrock deskmeet x600 series - asrock,

$183.99
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Security engineering guide - engineering:,

Security engineering guide - engineering:,

$4.68
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Computer organization and - computer,

Computer organization and - computer,

$33.34
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Database internals a - database,

Database internals a - database,

$34.00
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Microtouch lcd - 21.5",

Microtouch lcd - 21.5",

$376.56
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Asrock deskmeet x300 mini - deskmeet, pc

Asrock deskmeet x300 mini - deskmeet, pc

$183.99
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Cissp certified information - cissp:,

Cissp certified information - cissp:,

$4.43
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Computer systems organization - systems,

Computer systems organization - systems,

$10.43
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Dell precision t5810 - precision,

Dell precision t5810 - precision,

$285.94
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Bash cookbook solutions - cookbook:,

Bash cookbook solutions - cookbook:,

$7.19
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Instant systems sugars - systems, by

Instant systems sugars - systems, by

$5.67
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Management information systems - information,

Management information systems - information,

$9.29
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Accounting information systems - accounting,

Accounting information systems - accounting,

$7.11
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Operating systems three easy - operating,

Operating systems three easy - operating,

$29.77
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Programming massively parallel - programming,

Programming massively parallel - programming,

$29.99
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Essentials mis paperback - of,

Essentials mis paperback - of,

$6.72
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Higolepc mini computer 1 - computer, |

Higolepc mini computer 1 - computer, |

$334.99
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Simulating computer systems - computer,

Simulating computer systems - computer,

$20.26
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Cissp certified - (isc)2,

Cissp certified - (isc)2,

$4.85
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Making embedded systems - making,

Making embedded systems - making,

$25.97
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Thin client t640 usff amd - hp,

Thin client t640 usff amd - hp,

$89.00
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Asus nuc pro - nuc, 14

Asus nuc pro - nuc, 14

$299.99
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Kubernetes and running d - kubernetes,

Kubernetes and running d - kubernetes,

$5.71
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Sgi new logo - sgi,

Sgi new logo - sgi,

$28.00
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Auditing infrastructures - auditing, it

Auditing infrastructures - auditing, it

$6.82
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The haynes computer codes - the,

The haynes computer codes - the,

$4.37
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Designing data intensive - designing, data-intensive

Designing data intensive - designing, data-intensive

$19.89
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New t530 thin client - hp,

New t530 thin client - hp,

$39.99
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Modern operating systems - systems,

Modern operating systems - systems,

$5.81
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Systems analysis and - systems,

Systems analysis and - systems,

$5.84
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Linux - computer),

Linux - computer),

$3.49
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Managing and using - and, information

Managing and using - and, information

$18.89
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Learning the bash shell 2nd - bash,

Learning the bash shell 2nd - bash,

$6.77
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Compaq elite 8200 cmt - elite, pc

Compaq elite 8200 cmt - elite, pc

$44.95
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Dell optiplex 3000 micro - dell,

Dell optiplex 3000 micro - dell,

$299.00
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Cissp certified information - certified,

Cissp certified information - certified,

$19.90
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Visix media player x16 83933 - player, x16-83933

Visix media player x16 83933 - player, x16-83933

$39.99
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Operating systems - operating,

Operating systems - operating,

$14.34
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Kill with fire manage - it,

Kill with fire manage - it,

$9.97
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Zenith data systems - zenith,

Zenith data systems - zenith,

$149.95
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Intel nuc mini - intel,

Intel nuc mini - intel,

$139.99
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Operating systems three easy - systems:,

Operating systems three easy - systems:,

$40.99
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Model based testing for - model-based,

Model based testing for - model-based,

$253.69
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Prodesk 400 i3 9100t - hp, g5

Prodesk 400 i3 9100t - hp, g5

$99.00
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Solaris internals core kernel - solaris,

Solaris internals core kernel - solaris,

$5.34
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Linux pocket guide paperback - linux,

Linux pocket guide paperback - linux,

$4.36
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Cissp certified - (isc)2,

Cissp certified - (isc)2,

$5.97
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Management information systems - management,

Management information systems - management,

$9.29
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Computer systems 3rd edition - computer,

Computer systems 3rd edition - computer,

$15.05
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Embedded computer systems - embedded,

Embedded computer systems - embedded,

$113.72
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Systems performance - systems,

Systems performance - systems,

$14.68
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Computer systems 3rd edition - systems,,

Computer systems 3rd edition - systems,,

$17.50
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Compaq 8200 elite xl511av - compaq,

Compaq 8200 elite xl511av - compaq,

$10.15
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Designing cisco networks - cisco, by

Designing cisco networks - cisco, by

$9.79
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Dos for dummies - dummies, paperback

Dos for dummies - dummies, paperback

$3.74
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Compatible key 2 5gbps - key, 2.5gbps

Compatible key 2 5gbps - key, 2.5gbps

$25.24
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Dependable computer systems - dependable,

Dependable computer systems - dependable,

$17.12
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Ssd 880evo sata - sata, 4tb

Ssd 880evo sata - sata, 4tb

$214.99
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Prebuilt gaming w - prebuilt,,

Prebuilt gaming w - prebuilt,,

$1399.00
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📊94 listings · from $3.49 · avg $87.97

Browse 94 computer systems listings currently in our index. Prices range from $3.49 to $1399, with an average of $87.97. 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 94 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 $3.49, while premium listings can reach $1399 — giving you a wide budget spread to work with. The average price of $87.97 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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