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Build a PC / AI & local models

$7,000 PC for local AI models, part by part

An Intel Core Ultra 7 270K Plus with the GeForce RTX 5090, and the 6 parts around them that fit it: $6,963 all in.

Language and image models on your own card. Every part here was checked against every other for fit, and picked for video memory first, then card speed, then system memory. Typical US prices read on 2026-09-09, not a live checkout total: no operating system, shipping, tax, screen, keyboard or mouse.

The Intel Core Ultra 7 270K Plus and the GeForce RTX 5090 are well matched at 1440p.

Change the budget or the job
97Fit for the job

Flagship

$6,963 of $7,000

Lian Li Lancool 207RTX 50901200 W

Build order

Eight steps, the way a builder works through the case. $6,963 all in.

  1. ASUS ROG Strix Z890-A Gaming WiFi on the tray
  2. Core Ultra 7 270K Plus in the socket
  3. Arctic Liquid Freezer III Pro 360 on top
  4. 4 sticks of memory
  5. Samsung 9100 Pro 2TB on the board
  6. RTX 5090 in the x16 slot
  7. 1200 W supply in the basement
  8. Panel on, power on
PartScore for the jobTypical priceBuy
ProcessorIntel Core Ultra 7 270K Plus

Highest AI & local models score the budget allows next to this card: 24 cores, boosts to 5.5 GHz.

3 swaps that still fit
97
$324
Buy on Amazon
MotherboardASUS ROG Strix Z890-A Gaming WiFi

Z890 board for the LGA1851 socket, DDR5, 5 M.2 slots, Wi-Fi.

2 swaps that still fit
92
$290
Buy on Amazon
MemoryG.Skill Trident Z5 RGB 192GB (4x48GB) DDR5-6400 CL32 White

192 GB DDR5 at 6400 MT/s CL32; 64 GB or more is the floor for AI & local models.

93
$749
Buy on Amazon
Graphics cardGeForce RTX 5090

32 GB of video memory, index 100 at 1440p; tuned for video memory first, then card speed, then system memory.

2 swaps that still fit
100
$4,830
Buy on Amazon
CPU coolerArctic Liquid Freezer III Pro 360

Rated 330 W for a chip that turbos to 250 W.

3 swaps that still fit
96
$70
Buy on Amazon
Power supplyThermaltake Toughpower GF3 1200W

1200 W, 80 Plus gold; this build draws about 1100 W at full tilt, native 12V-2x6 cable.

92
$159
Buy on Amazon
CaseLian Li Lancool 207

4 fans in the box, 2 of them lit, 4 is the least 825 W of parts needs behind a mesh front. Takes ATX/MATX/ITX boards and cards up to 395 mm.

4 swaps that still fit
88
$141
Buy on Amazon
StorageSamsung 9100 Pro 2TB

2 TB PCIe 5.0 NVMe, 14,700 MB/s reads, with cache.

3 swaps that still fit
97
$400
Buy on Amazon
Total, typical prices8 parts$6,963

The same list, more or less money

$6,500 PC for local AI modelsWhat $500 less buys, and which parts change.$7,500 PC for local AI modelsWhat $500 more buys, and where it goes.

$7,000 spent on a different job

The same money buys a different machine when the work changes.