Questions about MSI GeForce GT 1030 AERO ITX 2GD4 OC

Can this card keep up with a UWQHD monitor (3440x1440) or reproduce 21:9 correctly?

Does this card need extra power or is the PCI-E connection sufficient?

Does this card need its own power connection or is it asuchliess via PCI-E?

Hi, does anyone know if this will work in a Mac Pro 4.1, 5.1, should be METAL capable.

I bought MSI GeForce GT 1030 AERO ITX 2GD4 OC, and the problem is that it doesn't work on my pc, is it from the problem that it is not compatible. My pc : medion erazer p66031 Main features Intel® Core ™ i5-8400 processor (2.80 GHz, up to 4.00 GHz with Intel® Turbo Boost Technology 2.0 and 9 MB Intel® Smart Cache) - - Operating system: Windows 10 Home NVIDIA® GeForce® GTX 1050 with 2 GB GDDR5 VRAM, HDMI audio/video output, DVI D and DisplayPort connection - - 8 GB DDR4 RAM - 128 GB SSD - 1,000 GB Toshiba hard drive - Removable frame for hot-swappable hard disk * - Multi-standard DVD/CD writer with dual layer support - Gigabit LAN controller (10/100/1000 Mbit/s.) - WLAN b / g / n / ac with integrated Bluetooth 4.0 function Multi-card reader (Memory cards not included)

How wide is the metal piece at the end? from the far left to the far right?

Is an adapter for DVI to VGA included in the scope of delivery?