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Build a PC / heavy gaming

$7,000 4K gaming PC, part by part

An AMD Ryzen 7 9850X3D with the GeForce RTX 5090, and the 6 parts around them that fit it: $7,056 all in.

One of the three heavy targets at a time, and the result says which: 4K high settings by default, with ray tracing or 240 Hz at 1440p as the alternatives the same class of card serves. Every part here was checked against every other for fit, and picked for the strongest graphics card the budget allows. A price marked Amazon US is ScoutPrices' reading of the listing its button opens, dated; the rest are typical prices. Not a checkout total: no operating system, shipping, tax, screen, keyboard or mouse.

The AMD Ryzen 7 9850X3D and the GeForce RTX 5090 are well matched at 4K.

96Fit for the job

Flagship

$7,056 of $7,000

PartScore for the jobPriceBuy
ProcessorAMD Ryzen 7 9850X3D

Highest heavy gaming score the budget allows next to this card: 8 cores, boosts to 5.6 GHz.

2 swaps that still fit
95
$475Amazon US, Oct 25
MotherboardGigabyte X870 Aorus Elite WiFi7

X870 board for the AM5 socket, DDR5, 3 M.2 slots, Wi-Fi.

2 swaps that still fit
84
$220Amazon US, Oct 25
Graphics cardGeForce RTX 5090

32 GB of video memory, index 100 at 4K; tuned for the strongest graphics card the budget allows.

Buying it opens Gigabyte AORUS GeForce RTX 5090 Xtreme WATERFORCE 32G, one of the boards built on this chip.

2 swaps that still fit
100
$4,830typical price
96
$70Amazon US, Oct 25
Power supplyCorsair RM1000x (2024)

1000 W, 80 Plus gold; this build draws about 1000 W at full tilt, native 12V-2x6 cable.

3 swaps that still fit
93
$170Amazon US, Oct 25
CaseLian Li O11 Dynamic Evo RGB

7 fans in the box, 7 of them lit, 5 is the least 737 W of parts needs behind a closed front. Takes EATX/ATX/MATX/ITX boards and cards up to 422 mm.

4 swaps that still fit
93
$295Amazon US, Oct 25
StorageSamsung 9100 Pro 2TB

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

3 swaps that still fit
97
$406Amazon US, Oct 25
Total8 parts, 7 read on Amazon US and 1 typical$7,056

The same list, more or less money

$7,000 spent on a different job

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