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The Crappiest SLI Setup of ALL TIME

Linus Tech Tips@LinusTechTips3.2M viewsJul 31, 20179:00
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Description

A heroic and pointless quest to find out just how bad an SLI setup can be. Head over to linus.ting.com to receive an additional $25 credit today!

Promos

Check out Coolermaster's 25th Anniversary Cosmos II here: geni.us Buy a not terrible GPU on Amazon: geni.us Buy not a 7100GS on Newegg: geni.us Discuss on the forum: linustechtips.com Our Affiliates, Referral Programs, and Sponsors: linustechtips.com Linus Tech Tips merchandise at designbyhumans.com Linus Tech Tips posters at crowdmade.com Our production gear: geni.us Twitter - twitter.com Facebook - @LinusTech Instagram - @linustech Intro Screen Music Credit: Title: Laszlo - Supernova Video Link: youtube.com iTunes Download Link: itunes.apple.com Artist Link: soundcloud.com Outro Screen Music Credit: Approaching Nirvana - Sugar High youtube.com Sound effects provided by freesfx.co.uk

Start
AI OverviewDefault language

The video opens with a playful setup around the concept of SLI, contrasting the common image of high-end multi-GPU rigs with a deliberately terrible attempt at an SLI build. Linus Tech Tips explains the goal: to find the absolute worst possible SLI configuration using two GeForce 7100 GS cards, a pair chosen for being notoriously underpowered and difficult to pair in SLI. The crew recounts the sourcing challenges, from shipping costs to finding matching old cards, and even improvises hardware fixes when a capacitor falls off a motherboard during setup. They describe the environmental and software hurdles, including Windows 10 driver issues and the eventual need to revive an ancient Windows XP 32-bit environment to even attempt compatibility. As the build progresses, they reveal the surprising twist that SLI with these cards is nearly unplayable at best, with frequent crashes and almost laughable performance across tests. In the second half, the video documents the painstaking trial-and-error process, including diagnosing why SLI may not be recognized, testing multiple driver sets, and observing the limits of 32-bit operating systems on legacy hardware. The team demonstrates atrocious benchmark results, such as single-digit FPS in demanding tests and a general instability that makes even launching games a risk. The narrative pivots from a faux showcase of doom to a didactic rundown of what not to do when attempting ancient multi-GPU configurations: don’t expect meaningful gains, expect frequent freezes, crashes, and driver compatibility hell. The conclusion emphasizes practical takeaways: modern driver support for decade-old GPUs is spotty, Windows XP can be a pain point, and always check basic wiring and bus connections before blaming the GPUs. The video ends with lighthearted warnings about not running the 7100 GS in SLI and a nudge to viewers to explore the sponsor and related content for more tech humor and hardware talk.

Topics · technology · hardware · pc_building · gaming

Questions answered

Why did Linus attempt SLI with two GeForce 7100 GS cards?
To investigate how bad an SLI setup could be when using notoriously weak, obscure GPUs and to document the failure mode and compatibility challenges.
What was the final takeaway about using very old GPUs in SLI?
Legacy driver support is unreliable, Windows XP compatibility can be required, hardware failures can occur, and such a setup yields near-unplayable performance at best.