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Build a PC / gaming & streaming

$6,500 streaming PC, part by part

An AMD Ryzen 9 9950X3D with the GeForce RTX 5090, and the 6 parts around them that fit it: $6,488 all in.

1440p gameplay with a live encode running beside it. Every part here was checked against every other for fit, and picked for frame rates with headroom for the encoder and the chat. Typical US prices read on 2026-09-09, not a live checkout total: no operating system, shipping, tax, screen, keyboard or mouse.

The AMD Ryzen 9 9950X3D and the GeForce RTX 5090 are well matched at 1440p.

Change the budget or the job
95Fit for the job

Flagship

$6,488 of $6,500

Lian Li Lancool 207RTX 50901200 W

Build order

Eight steps, the way a builder works through the case. $6,488 all in.

  1. Gigabyte X870 Aorus Elite WiFi7 on the tray
  2. Ryzen 9 9950X3D in the socket
  3. Arctic Liquid Freezer III Pro 360 on top
  4. 2 sticks of memory
  5. Crucial T705 1TB 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
ProcessorAMD Ryzen 9 9950X3D

Highest gaming & streaming score the budget allows next to this card: 16 cores, boosts to 5.7 GHz.

2 swaps that still fit
96
$669
Buy on Amazon
MotherboardGigabyte X870 Aorus Elite WiFi7

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

2 swaps that still fit
84
$230
Buy on Amazon
MemoryCorsair Vengeance 48GB (2x24GB) DDR5-6000 CL30 White

48 GB DDR5 at 6000 MT/s CL30; 32 GB or more is the floor for gaming & streaming.

84
$139
Buy on Amazon
Graphics cardGeForce RTX 5090

32 GB of video memory, index 100 at 1440p; tuned for frame rates with headroom for the encoder and the chat.

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 230 W.

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

1200 W, 80 Plus gold; this build draws about 1050 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 805 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
StorageCrucial T705 1TB

1 TB PCIe 5.0 NVMe, 13,600 MB/s reads, with cache.

2 swaps that still fit
92
$250
Buy on Amazon
Total, typical prices8 parts$6,488

The same list, more or less money

$6,000 streaming PCWhat $500 less buys, and which parts change.$7,000 streaming PCWhat $500 more buys, and where it goes.

$6,500 spent on a different job

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