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Alienware x51

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Home / Desktops & All-in-Ones / Alienware x51 for sale – 96 used, around $110 | For Sale USA
Dell alienware x51 - x51, intel

Dell alienware x51 - x51, intel

$124.95
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Dell alienware x51 3450 - dell,

Dell alienware x51 3450 - dell,

$159.99
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Dell alienware x51 - r2, i7

Dell alienware x51 - r2, i7

$240.00
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Alienware x51 gaming - x51,

Alienware x51 gaming - x51,

$412.00
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Dell alienware x51 - alienware,

Dell alienware x51 - alienware,

$119.00
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Alienware x51 intel core - alienware,

Alienware x51 intel core - alienware,

$115.00
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Alienware x51 intel - alienware,

Alienware x51 intel - alienware,

$279.99
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Alienware x51 core - x51, (core

Alienware x51 core - x51, (core

$259.99
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Alienware x51 desktop - x51,

Alienware x51 desktop - x51,

$339.99
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Alienware x51 powers on - x51,

Alienware x51 powers on - x51,

$140.00
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Alienware x51 4440 - alienware, r2

Alienware x51 4440 - alienware, r2

$239.99
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Alienware x51 gaming - x51,

Alienware x51 gaming - x51,

$190.00
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Alienware x51 1tb - alienware, (1tb,

Alienware x51 1tb - alienware, (1tb,

$150.00
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Original dell 330w - ac, adapter

Original dell 330w - ac, adapter

$79.59
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Alienware x51 intel - alienware,

Alienware x51 intel - alienware,

$279.99
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Dell alienware x51 - x51, r2

Dell alienware x51 - x51, r2

$39.99
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Alienware x51 1tb 4ghz - (1tb,,

Alienware x51 1tb 4ghz - (1tb,,

$200.00
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Alienware x51 r3 cpu - alienware, r1

Alienware x51 r3 cpu - alienware, r1

$59.00
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Alienware x51 4770k - x51, r2

Alienware x51 4770k - x51, r2

$235.00
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Mini alienware x51 no - mini, pc

Mini alienware x51 no - mini, pc

$109.99
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Alienware x51 untested - x51,

Alienware x51 untested - x51,

$159.99
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Alienware x51 i5 6400 - alienware,

Alienware x51 i5 6400 - alienware,

$219.95
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X51 6700 8gb ddr4 no - x51, (no

X51 6700 8gb ddr4 no - x51, (no

$249.95
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Alienware x51 core - alienware, i7

Alienware x51 core - alienware, i7

$200.00
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Alienware x51 sff core - alienware, r3

Alienware x51 sff core - alienware, r3

$279.99
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Dell alienware x51 - alienware, i7

Dell alienware x51 - alienware, i7

$190.00
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Alienware x51 power supply - alienware,

Alienware x51 power supply - alienware,

$45.00
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Alienware x51 6600k 16gb - alienware, r3

Alienware x51 6600k 16gb - alienware, r3

$405.00
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Dell alienware x51 - x51, r3

Dell alienware x51 - x51, r3

$59.99
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Genuine dell alienware - genuine,

Genuine dell alienware - genuine,

$19.78
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1pc for dell alienware - 1pc, x51

1pc for dell alienware - 1pc, x51

$72.05
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Dell alienware x51 8x - alienware, r2

Dell alienware x51 8x - alienware, r2

$39.99
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Alienware x51 r3 cpu - alienware,

Alienware x51 r3 cpu - alienware,

$43.99
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Dell alienware x51 4790k - dell,

Dell alienware x51 4790k - dell,

$425.00
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New alienware x51 intel - alienware,

New alienware x51 intel - alienware,

$71.99
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Alienware x51 steam - r3,

Alienware x51 steam - r3,

$600.00
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Dell alienware x51 i7 - dell,

Dell alienware x51 i7 - dell,

$249.00
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For dell alienware x51 - for,

For dell alienware x51 - for,

$44.00
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Genuine dell alienware m18x - genuine, r1

Genuine dell alienware m18x - genuine, r1

$110.07
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1pcs for alienware x51 - 1pcs,

1pcs for alienware x51 - 1pcs,

$175.86
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X51 4770 16gb - x51, i7-4770

X51 4770 16gb - x51, i7-4770

$209.95
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Dell alienware x51 - alienware,

Dell alienware x51 - alienware,

$44.99
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Dell alienware x51 mini itx - r1, mini-itx

Dell alienware x51 mini itx - r1, mini-itx

$49.99
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Alienware x51 pcie 2 - r3,

Alienware x51 pcie 2 - r3,

$11.97
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Dell alienware x51 andromeda - dell,

Dell alienware x51 andromeda - dell,

$44.99
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Dell alienware x51 d05s - dell,

Dell alienware x51 d05s - dell,

$39.99
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Genuine dell alienware - alienware, m18x

Genuine dell alienware - alienware, m18x

$101.50
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Dell alienware x51 intel - r3,

Dell alienware x51 intel - r3,

$69.88
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Dell alienware x51 d05s - dell,

Dell alienware x51 d05s - dell,

$39.99
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16gb ddr4 2400 alienware - ddr4-2400,

16gb ddr4 2400 alienware - ddr4-2400,

$113.01
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Gaming mini alienware - pc,

Gaming mini alienware - pc,

$210.00
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Pre programmed bios - pre-programmed,

Pre programmed bios - pre-programmed,

$22.00
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Computer alienware x51 - computer,

Computer alienware x51 - computer,

$793.04
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Alienware x51 untested - x51,

Alienware x51 untested - x51,

$189.99
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Alienware x51 3450 3 1ghz - x51, |

Alienware x51 3450 3 1ghz - x51, |

$200.00
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1pcs for alienware - alienware, x51

1pcs for alienware - alienware, x51

$177.30
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Alienware x51 desktop - r2,

Alienware x51 desktop - r2,

$150.00
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X51 4770 16gb ddr3 - r2,

X51 4770 16gb ddr3 - r2,

$249.95
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Mvdcv a00 compatible dell - compatible,

Mvdcv a00 compatible dell - compatible,

$124.80
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Dell alienware x51 d05s lot - x51, r3

Dell alienware x51 d05s lot - x51, r3

$159.99
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Dell alienware x51 desktop - dell,

Dell alienware x51 desktop - dell,

$152.89
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Lot dell alienware x51 - dell,

Lot dell alienware x51 - dell,

$75.98
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Dell alienware x51 - alienware,

Dell alienware x51 - alienware,

$44.39
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For dell alienware x51 - alienware,

For dell alienware x51 - alienware,

$137.19
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Genuine dell 330w - genuine,

Genuine dell 330w - genuine,

$49.99
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1pc for dell - dell, alienware

1pc for dell - dell, alienware

$78.77
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Dell alienware x51 500gb - x51,

Dell alienware x51 500gb - x51,

$49.00
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Alienware x51 wifi wireless - x51,

Alienware x51 wifi wireless - x51,

$39.99
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16gb 8gb pc3 12800 - 16gb, 2x

16gb 8gb pc3 12800 - 16gb, 2x

$68.38
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Alienware x51 sff 4150 - x51,

Alienware x51 sff 4150 - x51,

$219.99
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Alienware x51 not 100 - x51, (not

Alienware x51 not 100 - x51, (not

$150.00
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Alienware x51 perfect - r1, *perfect

Alienware x51 perfect - r1, *perfect

$500.00
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Alienware x51 gaming desktop - alienware,

Alienware x51 gaming desktop - alienware,

$39.99
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16gb 8gb ddr4 2133 - 2x, ddr4-2133

16gb 8gb ddr4 2133 - 2x, ddr4-2133

$135.67
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Dell alienware x51 - dell,

Dell alienware x51 - dell,

$79.99
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⭐️⭐️⭐️⭐️⭐️

⭐️⭐️⭐️⭐️⭐️

$100.00
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Lot oem dell 240w 5v - lot,

Lot oem dell 240w 5v - lot,

$179.99
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1pc for dell alienware - dell, r2

1pc for dell alienware - dell, r2

$53.35
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Dell alienware x51 gaming - dell,

Dell alienware x51 gaming - dell,

$39.99
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Dell alienware x51 gaming - dell,

Dell alienware x51 gaming - dell,

$39.99
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Dell alienware x51 - x51, r1

Dell alienware x51 - x51, r1

$39.99
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16gb 8gb pc3 - pc3-12800e, ecc

16gb 8gb pc3 - pc3-12800e, ecc

$49.99
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Dell alienware x51 - x51,

Dell alienware x51 - x51,

$59.00
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Alienware pgrp5 r2 - 51,

Alienware pgrp5 r2 - 51,

$63.33
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Dell alienware x51 fan - dell,

Dell alienware x51 fan - dell,

$39.99
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Pgrp5 0pgrp5 7796 - pgrp5, ms-7796

Pgrp5 0pgrp5 7796 - pgrp5, ms-7796

$100.96
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Dell alienware x51 gaming - alienware,

Dell alienware x51 gaming - alienware,

$39.99
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Alienware x51 intel - alienware,

Alienware x51 intel - alienware,

$315.00
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16gb 8gb pc3l 12800 dell - 2x, pc3l-12800

16gb 8gb pc3l 12800 dell - 2x, pc3l-12800

$56.98
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Dell alienware x51 gaming - alienware,

Dell alienware x51 gaming - alienware,

$39.99
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Bios chip dell - dell, x51

Bios chip dell - dell, x51

$18.99
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Dell 0km92t alienware - dell,

Dell 0km92t alienware - dell,

$59.97
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Oem dell alienware m18x - dell,

Oem dell alienware m18x - dell,

$55.00
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Bios chip dell - chip,

Bios chip dell - chip,

$17.99
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Shield for dell - i/o,

Shield for dell - i/o,

$9.69
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New backplate o for - io, i/o

New backplate o for - io, i/o

$17.83
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📊96 listings · from $9.69 · avg $142.29

Browse 96 alienware x51 listings currently in our index. Prices range from $9.69 to $793.04, with an average of $142.29. 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 alienware x51 →

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Everything you need to know about alienware x51

Whether you are looking for a brand-new or second-hand alienware x51, eBay offers one of the largest selections available online. With 96 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 $9.69, while premium listings can reach $793.04 — giving you a wide budget spread to work with. The average price of $142.29 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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