Can DVI Transmit Sound?
DVI cables cannot transmit sound natively. Learn when audio over DVI is possible, what adapter you need, and the best workarounds for your setup.
Cables
Cable specs, length limits, bandwidth constraints, and which cable you actually need for your resolution, refresh rate, or use case.
How Long Can a DisplayPort Cable Be?
The max length of a DisplayPort cable is 2m passive at 4K/144Hz, up to 15m at 1080p, or longer with active cables. Find the right length for your setup.
Can VGA Support 144Hz? No — Here’s Why and What to Use Instead
VGA cannot support 144Hz at any resolution. It maxes out at 1080p 75Hz. Learn which cables actually support 144Hz refresh rates.
What Is USB 3.2 and What Does It Support?
USB 3.2 covers three speed tiers: 5 Gbps, 10 Gbps, and 20 Gbps. Learn what cables and devices you need to hit each speed in this USB 3 spec guide.
Which Transfer Modes Does USB 3.2 Define Over Two Lanes?
USB 3.2 defines two dual-lane modes: Gen 1×2 (10 Gbps) and Gen 2×2 (20 Gbps). Learn what cable and hardware you need to hit those speeds.
Ultra High Speed HDMI Cable: Do You Need It for 4K 120Hz?
Yes, you need an Ultra High Speed HDMI cable for 4K 120Hz. It delivers 48Gbps bandwidth required by HDMI 2.1. Learn what fails without it.
Which Monitor Cable Do You Need? HDMI vs DP vs DVI vs VGA
Not sure which monitor cable you need? Compare HDMI, DisplayPort, DVI, and VGA by resolution, use case, and port availability in plain English.
USB Data Transfer Cable vs USB Cable: What’s the Difference?
A USB data transfer cable has 4 wires for power and data. A charge-only USB cable has just 2 wires and cannot sync files. Here’s how to tell them apart.
Red, White, Yellow Cables: What They Are and What They Do
Red, white, and yellow cables are RCA composite AV cables. Yellow carries video, red carries right audio, white carries left audio. Learn when they work.
DisplayPort 2.1 Cable vs 1.4: Do You Actually Need It?
Most setups don’t need a DisplayPort 2.1 cable. DP 1.4 handles 4K@120Hz and 8K@60Hz. Here’s when upgrading actually makes a difference.