Get all your news in one place.

100's of premium titles.
One app.

Get all your news in one place.

100's of premium titles. One news app.

Tom’s Hardware

Technology

Christopher Harper

REVEALED: Ray tracer ported to an x86 boot sector in only 483 bytes run on pentium pro and faster cpus | Rare Historical Photos

Atari Intel Corporation

Nanochess' Boot Sector Ray Tracer Demo.

Do you think real-time ray tracing requires a modern GPU? It still does for practical applications, but YouTuber nanochess has a functioning ray tracing demo with ray-traced reflections working on machines as old as an original Intel Pentium Pro (1995), and in only *483 bytes at that. Below, we've embedded the original video of this demo, titled Boot Sector Ray Tracer.

*Previously 506. Changed during the writing of this article!

Sign up to read this article

Read news from 100's of titles, curated specifically for you.

Already a member? Sign in here

Top stories on inkl right now

Judge blocks Trump’s 250-foot DC arch within an hour of panel of allies approving plans

Judge blocks Trump’s 250-foot DC arch within an hour of panel of allies approving plans

Federal judge temporarily blocks Trump’s ‘top-grade military complex’ near Arlington National Cemetery after a commission approved the plans

The Independent UK

Measles Death Gap Widens as Pennsylvania and New York Confirm Seven Deaths, but the CDC Counts Only Three

Measles Death Gap Widens as Pennsylvania and New York Confirm Seven Deaths, but the CDC Counts Only Three

Pennsylvania and New York have reported seven measles-associated deaths in 2026, while the CDC lists three because it now relies on federal death-certificate data.

California High School Football Team Suspended as 22 Players Face Arrest Over Severe Hazing

California High School Football Team Suspended as 22 Players Face Arrest Over Severe Hazing

El Cerrito High School's football programme has been suspended after police investigated alleged bullying, hazing, assault and other offences involving current and former players.

International Business Times UK

Colorado Confirms Measles in a Weld County Infant Too Young for Vaccination After Recent International Travel

Colorado Confirms Measles in a Weld County Infant Too Young for Vaccination After Recent International Travel

Colorado health officials confirmed measles in a Weld County infant who recently traveled internationally and was too young for routine vaccination, prompting exposure warnings at three facilities.

One subscription that gives you access to news from hundreds of sites

Already a member? Sign in here

Iowa Measles Cases Reach 50 as Health Officials Warn of Possible Exposure at an Osage Health Center

Iowa Measles Cases Reach 50 as Health Officials Warn of Possible Exposure at an Osage Health Center

Iowa has confirmed 50 measles cases in 2026, while health officials warn that visitors to an Osage health center on Oct. 29 or 30 may have been exposed.

Overdose Deaths Climbed in 430 U.S. Counties While the National Toll Fell 12% to Nearly 68,000

Overdose Deaths Climbed in 430 U.S. Counties While the National Toll Fell 12% to Nearly 68,000

Provisional CDC data show overdose deaths fell nationally to nearly 68,000, but increased in 430 counties. The county-level figures highlight uneven progress and ongoing local risks.

Related Stories

Top stories on inkl right now

Judge blocks Trump’s 250-foot DC arch within an hour of panel of allies approving plans

Judge blocks Trump’s 250-foot DC arch within an hour of panel of allies approving plans

Federal judge temporarily blocks Trump’s ‘top-grade military complex’ near Arlington National Cemetery after a commission approved the plans

The Independent UK

Measles Death Gap Widens as Pennsylvania and New York Confirm Seven Deaths, but the CDC Counts Only Three

Measles Death Gap Widens as Pennsylvania and New York Confirm Seven Deaths, but the CDC Counts Only Three

Pennsylvania and New York have reported seven measles-associated deaths in 2026, while the CDC lists three because it now relies on federal death-certificate data.

California High School Football Team Suspended as 22 Players Face Arrest Over Severe Hazing

California High School Football Team Suspended as 22 Players Face Arrest Over Severe Hazing

El Cerrito High School's football programme has been suspended after police investigated alleged bullying, hazing, assault and other offences involving current and former players.

International Business Times UK

Colorado Confirms Measles in a Weld County Infant Too Young for Vaccination After Recent International Travel

Colorado Confirms Measles in a Weld County Infant Too Young for Vaccination After Recent International Travel

Colorado health officials confirmed measles in a Weld County infant who recently traveled internationally and was too young for routine vaccination, prompting exposure warnings at three facilities.

One subscription that gives you access to news from hundreds of sites

Already a member? Sign in here

Iowa Measles Cases Reach 50 as Health Officials Warn of Possible Exposure at an Osage Health Center

Iowa Measles Cases Reach 50 as Health Officials Warn of Possible Exposure at an Osage Health Center

Iowa has confirmed 50 measles cases in 2026, while health officials warn that visitors to an Osage health center on Oct. 29 or 30 may have been exposed.

Overdose Deaths Climbed in 430 U.S. Counties While the National Toll Fell 12% to Nearly 68,000

Overdose Deaths Climbed in 430 U.S. Counties While the National Toll Fell 12% to Nearly 68,000

Provisional CDC data show overdose deaths fell nationally to nearly 68,000, but increased in 430 counties. The county-level figures highlight uneven progress and ongoing local risks.

Our Picks

Angelina Jolie and Brad Pitt's Daughter Vivienne Opens Up About Eating Disorder and Hospitalisation in Art Exhibition

Vivienne Jolie has revealed that she received hospital treatment for an eating disorder earlier in 2026, sharing paintings and diary excerpts about the experience at her Los Angeles exhibition, The Tulip Field.

International Business Times UK

Kourtney Kardashian addresses Travis Barker split rumours

Kourtney Kardashian has addressed "fabricated" rumours suggesting she's living apart from her husband Travis Barker and they are "splitting up" - insisting the rumours are "not true".

Awkwafina: The Unlikely Cook review – the heir to a legendary eatery … who sets soup on fire

She is completely baffled in the kitchen, but the star valiantly resurrects her family’s famous restaurant. Her journey is chaotic, hilarious – and deeply moving

The Guardian - UK

65 Of The Weirdest Things People Saw Online That They Just Had To Screenshot

Some people shouldn't be allowed to... talk. That's how we end up with crazy screenshots of messages that should have never left the drafts. But yet, now they're on the internet for our pleasure. The full list of unhinged screenshots is in the article.

Your daily takeaway coffee cup is shedding thousands of toxic microplastics into your drink

The Independent UK

Why do Siamese cats have dark points? The science behind colourpoint markings

A Siamese kitten enters the world pale, almost cream, with no trace of the dark mask it will wear as an adult. Within weeks, the ears darken. The face follows. The paws and tail deepen last. Nothing about the cat's DNA changed, the gene for dark pigment was always there.…

Fourteen days free

Download the app

One app. One membership.
100+ trusted global sources.

Download on the AppStore

Get it on Google Play