In the following table I've listed the hardware I'm currently using, because I'm often asked about it. This list includes my motherboard, processor, RAM, graphics card, etc. and is also always up to date, because I update it every time my hardware changes.

List of my Hardware:

Processor: Intel Core i7-8700K @ 5 GHz (6 Cores/12 Threads)
CPU Cooler: Noctua NH-D15
Case: Phanteks Enthoo Pro (with window)
Case Fans: 5x be quiet! Silent Wings 2 - 140mm (PWM)
Mainboard: ASUS Maximus X Hero
RAM: 64 GB Corsair Vengeance LPX DDR4 RAM
Graphics Card: NVIDIA TITAN Xp
Power Supply: be quiet! Straight Power E8-700W
Storage: Samsung 950 Pro NVMe M.2 SSD (512 GB), Samsung 860 EVO SSD (2 TB), Samsung 850 Pro SSD (256 GB)
Screens: 3x BenQ GL2760H - 27" - 1920x1080 Pixels
Microphone: RØDE NT1-A (Studio microphone)
Audiointerface: Focusrite Scarlett 2i2 USB
Speaker System: Teufel Motiv 2 Mk2 (2.1 Speaker System)
Keyboard: Corsair K95 RGB Platinum (Cherry MX Brown)
Mouse: Logitech M720
Notebook: Apple MacBook Pro 13" with Touch Bar and Touch ID (2018, Spacegrey)
Smartphone: Apple iPhone Xs - 256 GB (Spacegrey)

(Last updated: November 24, 2018)

I uploaded a video on my YouTube channel in April 2016 in which I said and showed which hardware I I used at this time. This video is now outdated. As mentioned, the hardware listed in the table here on my website is always up to date.

The video from April 2016 (in German):