Parts-HQ is a market leading supplier of replacement parts for a diverse range of products – from consumer electronics and appliances. Through distribution facilities strategically located throughout the world, Parts-HQ supplies new, refurbished exact and compatible alternative parts for nearly 200 top manufacturer brands. With the largest multi-vendor parts inventory in the industry, we provide access to 8+ million parts in our database, helping to ensure you get the parts you need, when you need them.

Filters

Clear All
Price
to

Less than $25

$25-49.99

$50-74.99

$75-99.99

Over $100

Dell OptiPlex 790 Desktop Parts

Model Number Finder

Shop for Your Specific model to find parts that fit
  • Showing 241 Product(s)
342-1012 - 1-TB 7200 RPM Serial ATA Hard Drive
$ 47.79 311414 F409T 7030W Dell On Sale
Save $ 15.09
Was 62.88
XNPFC - 1.8ghz (Intel Celeron G460)
$ 71.76 380833 PRC, G460, 1, SR0GR Dell On Sale
Save $ 22.66
Was 94.42
V2P99 - 16X DVD+/ -RW Drive
$ 14.79 226955 Dell On Sale
Save $ 4.67
Was 19.46
X90ND - 16X, Dvdrw, Half Height, Bare, (Together With Screw 3J9X7V X2)
$ 14.79 380521 DVD+ -RW, 16X, HH, BARE, TSST Dell On Sale
DVD+ -RW 16X HH BARE TSST
Save $ 4.67
Was 19.46
VYY04 - 16X, Dvdrw, Half Height, Bare, SNO (Together With Screw 3J9X7V X2)
$ 14.79 379228 DVD+ -RW, S2, 16X, HH, BARE, SNO Dell On Sale
DVD+ -RW S2 16X HH BARE SNO
Save $ 4.67
Was 19.46
F180EU-00 - 180W Power Supply
$ 59.79 359743 Dell On Sale
Save $ 18.88
Was 78.67
6FG9T - 180W Power Supply
$ 59.79 574410 Dell On Sale
Save $ 18.88
Was 78.67
L180EU-00 - 180W Power Supply
$ 59.79 360371 Dell On Sale
Save $ 18.88
Was 78.67
K350R - 180W Power Supply
$ 59.79 331617 L180EU-00, PS-3181-9DA Dell On Sale
Save $ 18.88
Was 78.67
M178R - 180W Power Supply
$ 59.79 331619 F180EU-00 Dell On Sale
Save $ 18.88
Was 78.67
TW149 - 1GB Memory Module (Dimm, 1G, DDR3, 1333M, 8, 240)
$ 31.76 232357 1333 128X64 Dell On Sale
1333 128X64
Save $ 10.03
Was 41.79
3F9XC - 1GB Radeon HD 7570 Low Profile Graphics Card Board
$ 187.18 528927 Dell On Sale
Save $ 59.11
Was 246.29
Y3YJ8 - 1TB Hard Drive (SATA3)
$ 39.95 381283 HD, 1T, S3, 7 9V4PG Equivalent in functionality to: 2T51W, 8WDYM, WN524, CW76M, G1XNT, 5P30F, D3YV6, 6TFN1, 8JYXK, 9YZ164-036, 0GTP0, 2VM6H, 342-3161, 3C46W, 7GPGH, 9FJPW, 9V4PG, 9YN162-501, 9YP154-520, A3555513 Dell On Sale
Save $ 12.62
Was 52.57
400-AHJG - 1TB Hard Drive Unit
$ 88.79 696625 Dell On Sale
Save $ 28.04
Was 116.83
CTRY5 - 1TB Hard Drive Unit
$ 88.79 696624 Dell On Sale
Save $ 28.04
Was 116.83
G5YW7 - 2.4GHZ Processor, SNB, G530, 2
$ 103.76 370049 PRC, SNB, G530, 2 Dell On Sale
PRC SNB G530 2
Save $ 32.77
Was 136.53
V6W2C - 2.50GHZ Processor Unit (Pymng - 2)
$ 143.76 378889 SR00S, PRC I5-2400S, 2.50GHz, . Dell On Sale
Save $ 45.40
Was 189.16
PYMNG - 2.5GHZ Processor Unit (I5-2400S, 2)
$ 143.76 376253 PRC SR00S, I5-2400S, 2.5Ghz, 6MB. Dell On Sale
Save $ 45.40
Was 189.16
YYJJ8 - 2.80GHZ Processor 2.8GHZ, G840, 3MB, 65W, Intel Sandy Bridge, Q0
$ 104.17 382076 2.8ghz, g840, 3mb, 65w, sandy bridge, q0 (disptach kit 9yd8r) . Dell On Sale
2.8ghz g840 3mb 65w sandy bridge q0 (disptach kit 9yd8r) .
Save $ 32.90
Was 137.07