What does a capture card do and do you need one?
Capture card records HDMI video from console/PC and streams to Twitch, YouTube, OBS, Discord. Enables high-quality streaming without PC gaming performance overhead. You need one if: Console streaming (PS5/Xbox), want to stream high-end PC games without FPS drop, recording gameplay at 1080p60+. You don't need one if: Streaming less demanding games (indies, MOBAs), happy with 720p/30fps, console has built-in streaming (PS5 app streams to Twitch natively, lower quality but no hardware needed). Price justification: $150-300 capture card enables professional streaming setup. ROI if streaming monetizes (Twitch Partner, YouTube monetization) or primary content creation tool.
1080p60 vs 4K60 — specs that matter
1080p 60fps: Delivers 1920×1080 resolution at 60fps. Perfect for console streaming. Takes ~15 Mbps upload (doable on 50+ Mbps internet). Standard for Twitch/YouTube. 4K 60fps: Delivers 3840×2160 at 60fps. Requires 40+ Mbps upload. Overkill for most viewers (watch in 1080p anyway). Good for VOD recording (archive quality). Chromasubsampling: 4:2:0 (standard, slight color quality loss) vs 4:4:4 (full color, more bandwidth). 4:2:0 fine for streaming. 4:4:4 for recording. USB 3.0 vs Thunderbolt 3: USB 3.0 works fine for 1080p60. Thunderbolt 3 better for 4K or multiple streams. USB 3.0 cheaper ($150-200).
What actually separates one capture card from another
Right now, the Elgato HD60 X ($179.99) is the capture card we carry, so instead of ranking phantom tiers, here's what actually separates one capture card from another, using the HD60 X as the working example. USB vs PCIe: USB capture cards (like the HD60 X) plug into any laptop or desktop and need no installation beyond a driver. That's the right call for streamers who don't want to open their case or who switch between machines. PCIe cards install inside a desktop and typically push more bandwidth for 4K capture, at the cost of needing a free slot and a full teardown to install. Passthrough resolution vs capture resolution: these are two different numbers, and the spec sheet lists both. The HD60 X passes through up to 4K60 HDR to your monitor or TV, so your console or PC still outputs at full quality while you play. It captures and encodes separately, at up to 4K30 or 1080p60, for the actual stream or recording file. Always check both numbers on any card; one with great passthrough but weak capture resolution will still bottleneck your recordings. 1080p60 vs 4K60 capture: most Twitch and YouTube streams are watched at 1080p or lower regardless of source resolution, so 1080p60 capture already covers the vast majority of streaming use cases. 4K30 capture, which the HD60 X also supports, matters more for recording high-quality VODs or footage you plan to edit down, not for the live stream itself. For console streaming, the most common capture card use case, the HD60 X's spec sheet — 4K60 HDR passthrough, 4K30/1080p60 capture, USB 3.0, no PC case surgery required — covers what the majority of streamers need without paying for capability most of them won't use.
HDMI pass-through and streaming setup
HDMI pass-through: Connects to TV/monitor while recording. You see game on TV, capture card records the stream. Zero latency to monitor (you see console output, not delayed stream). Setup: Console → HDMI to capture card → HDMI to TV. Capture card connects USB to PC/Mac for streaming. Alternative (no pass-through): Connect console only to capture card, stream to Twitch directly via capture card's software. You see game on PC monitor with ~1 second delay. Works but not ideal.
OBS vs native software
OBS (free, open-source): Industry standard. Better control, custom layouts, multi-source mixing (webcam + game + chat), recording quality settings. Slight learning curve. Elgato Stream Deck / Game Capture Pro (included software): Easier for beginners, fewer settings, quick setup. Less flexible. Works fine for basic streaming. AVerMedia RecCentral: Decent UI, good defaults, easier than OBS. Not as customizable. Recommendation: Use OBS even if capture card includes software. OBS lets you do more (overlays, alerts, chat integration) and works with all capture cards.