Released in July 2020, four times faster than USB 3.2 Gen 1. Supports up to 40Gbps bidirectional bandwidth. Compatible with PCIe, DisplayPort and USB4. Allows connecting up to five devices to a single PC. Features DMA protection and supports dual monitor connections
Computer ports connect peripherals to the computer and enable data transfer. Ports are classified as serial or parallel based on communication protocol
Solidigm P44 Pro leads PCIe 4.0 category with fastest performance. WD Blue SN5000 offers best budget PCIe 4.0 performance. Teamgroup Z540 excels in PCIe 5.0 with competitive pricing. Crucial P310 (2230) is fastest 2230 SSD for Steam Deck. Seagate Game Drive optimized for PS5 with DRAM caching
M1/M2 MacBooks support only one external display at 6K resolution. M3 MacBook Air supports two displays with lid closed. M3 MacBook Pro requires macOS Sonoma 14.6 update for dual display. M4 MacBook Pro supports two displays with lid open
Thunderbolt 4 requires stricter compatibility than Thunderbolt 3. Intel announced Thunderbolt 4 last year with higher minimum capabilities. Thunderbolt 4 cards are still in early stages of market
USB-C is an industry standard for data and power delivery over single wire. Created by USB Implementers Forum (USB-IF) with support from major companies. Features oval shape and flippable design for easy plugging