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Struggling to choose between DisplayPort 1.4 vs 2.1 for your 240Hz monitor? Learn which cable you actually need for 4K, 1440p, and competitive gaming in 2026 This guide will break down the differences between DisplayPort 1.2, 1.4, and the monstrous 2.0/2.1, so you can stop troubleshooting and start playing. The Cheat Sheet: Bandwidth Comparison Chart Discover the key differences between DisplayPort 1.4 and 2.1—bandwidth, resolutions, refresh rates, and gaming performance—to decide if it’s time to upgrade. That said, DisplayPort 2.1 doesn’t guarantee this kind of performance, since there are several types of DisplayPort 2.1 cables. In comparison, DisplayPort 1.4 is a straight-shooting standard, with the same performance on any 1.4-rated cable or port, no matter the device or manufacturer. This guide compares every DisplayPort version that matters in 2026 — 1.2, 1.4, 2.0, and the newer 2.1 (UHBR) — so you can pick the right standard for your setup. Compare bandwidth and gaming features of DisplayPort 1.4 and HDMI 2.1. Learn which cable unlocks 4K at 120Hz for your PC or PlayStation 5 console setup. Discover DisplayPort versions 1.2, 1.4, and 2.1 differences. Complete guide comparing bandwidth, 4K gaming performance, cables, and HDMI vs DisplayPort for 2025. This blog post will compare DisplayPort 2.1 (DP 2.1) and DisplayPort 1.4 (DP 1.4), highlighting the key differences between these two versions to help you determine which one is right for you. In this article, we will delve into the key features of DisplayPort, compare the differences between various versions, and explain why, in today’s technological landscape, DisplayPort 1.4 remains the best choice. Q: Can a DisplayPort 1.4 product be certified as DisplayPort 2.1? A: VESA will only certify devices to the DisplayPort 2.1 spec that support new features outlined in the specification that were not supported in DisplayPort 1.4.