The Fetch-Execute Cycle: What's Your Computer Actually Doing?

Tom Scott • November 27, 2019

Tom Scott

About

Hi, I'm Tom Scott. These are some of the things I've made and done. They'll probably come back to haunt me in a few years' time. Contact me: https://www.tomscott.com/contact/ • • • This channel is a production of Pad 26 Limited, registered in England and Wales, № 11662641. Registered office: Amelia House, Crescent Road, Worthing, West Sussex, BN11 1QR (This address is only for legal documents; no other mail will be forwarded.)

The Fetch-Execute Cycle: What's Your Computer Actually Doing?

Tom Scott

About

Latest Posts

I tried using AI. It scared me.

I had to throw out my script about this submarine simulator

Keeping the world's longest railroad tunnel safe

Above Average (with too many people to fit in this title)

You May Also Like

Upgrade Your PC Today!

Dell Inspiron 3030 Desktop - Intel Core i7-14700 Processor, 16GB DDR5 RAM, 1TB SSD, Intel UHD 770 Graphics, Windows 11 Pro, Onsite &amp; Migrate Service - Mist Blue

Intel Core i9-12900KF Desktop Processor 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W

Dell Latitude 3450 3000 14&quot; Business Laptop, Intel 10 Core i5-1335U (Beats i7-1270P), 32GB RAM, 1TB NVMe, WiFi 6E + BT, HD Webcam, RJ-45, Win 11 Pro -Gray

GEEKOM A8 AI Mini PC (3-Year Quality Support) with AMD Ryzen 9 8945HS Mini Computers, 32GB DDR5 RAM&amp;2TB M.2 2280 NVMe Gen4*4 SSD, Windows 11 Pro Mini Desktop, WiFi 6E/BT5.2/USB4/8K/Quad Display

GMKtec K11 Mini PC, AMD Ryzen 9 8945HS(8C/16T, Up to 5.2GHz) W11 Pro, 32GB DDR5 RAM 1TB Mini Desktop Computer, HDMI/DisplayPort/USB4*2

MINISFORUM AMD Ryzen 9 9955HX MS-A2 Mini PC (16C/32T, up to 5.4GHz), 64GB DDR5 1TB SSD, PCIe×16, HDMI/2x USB-C (8K@60Hz), 2X SFP+ 10G, 2X 2.5G LAN, 3X SSD M.2 (2280/22110/U.2)

AtomMan G7 Pt Mini PC AMD Ryzen 9 7945HX(16C/32T, up to 5.4GHz) 32GB DDR5 1TB PCIe4.0 SSD Micro Computer, HDMI+DP+USB-C Output, 2.5G LAN, WiFi7, BT5.4, 4xUSB AMD Radeon RX 7600M XT Graphics Gaming PC

Corsair Vengeance LPX 32GB (2 X 16GB) DDR4 3200 (PC4-25600) C16 1.35V Desktop Memory - Black

Crucial T705 4TB PCIe Gen5 NVMe M.2 SSD - Up to 14,100 MB/s - Game Ready - Internal Solid State Drive (PC) - +1mo Adobe CC - CT4000T705SSD3

Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, &amp; Android, Reliable Storage for Games, Files, &amp; Backups, Black - CT4000X9SSD902

Crucial X10 Pro 4TB Portable SSD, Up to 2100MB/s Read, 2000MB/s Write, 3.2 USB-C, External Solid State Drive, Durable Storage for PC &amp; Mac, for Professional Creators, Black - ‎CT4000X10PROSSD902

Crucial X9 Pro 4TB Portable SSD, Up to 1050MB/s Read &amp; Write, 3.2 USB-C, External Solid State Drive, Durable Storage for PC and Mac, for Professional Creators, Silver - ‎CT4000X9PROSSD902

Corsair RM1000e Fully Modular Low-Noise ATX Power Supply - Dual EPS12V Connectors - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black

Portable Air Conditioners, wobuzhi Evaporative Air Cooler with LCD Screen, Fan Speed&amp;Spray, 7 RGB Lights,USB Powered,1-8H Timer, Personal Air Conditioners, Portable Air Conditioners for Home Office

llano RGB Laptop Cooling Pad with Powerful Turbofan Gaming Cooler Radiator with Infinitely Variable Speed, Touch Control, LCD Screen, 3-Port USB Hub, Seal Foam for Notebook Computer 15-19in

Neck Fan with Cooling Plate,Portable Neck Fan Rechargeable Battery Powered,Bladeless Personal Air Conditioner Wearable Neck Cooler Fans,USB Electric Quiet Necklace AC Fans for Travel Outdoor Black

Logitech G502 HERO High Performance Wired Gaming Mouse, HERO 25K Sensor, 25,600 DPI, RGB, Adjustable Weights, 11 Programmable Buttons, On-Board Memory, PC / Mac, Black

CORSAIR iCUE Link XD5 RGB Elite LCD Pump-Reservoir Unit - D5 PWM Pump - 480x480 IPS LCD Screen - 22 Addressable RGB LEDs - 440ml Nylon Reservoir - White

CORSAIR iCUE Link XC7 RGB Elite CPU Water Block - Transparent Flow Chamber - 24 RGB LEDs - Fits Intel® LGA 1700, AMD® AM5 and Older - White

CORSAIR Hydro X Series iCUE Link XH405i Custom Cooling Kit – Hardline Water Cooling Loop – XC7 Elite CPU Water Block – XD5 Elite D5 Pump Res – XR5 360mm Radiator – 3X QX120 RGB Fans

Dell 27 Plus 4K Monitor - S2725QS - 27-inch 4K (3840 x 2160) 120Hz 16:9 Display, IPS Panel, AMD FreeSync Premium, sRGB 99%, Integrated Speakers, 1500:1 Contrast Ratio, Comfortview Plus - Ash White

Loading...

Dell Inspiron 3030 Desktop - Intel Core i7-14700 Processor, 16GB DDR5 RAM, 1TB SSD, Intel UHD 770 Graphics, Windows 11 Pro, Onsite & Migrate Service - Mist Blue

Dell Latitude 3450 3000 14" Business Laptop, Intel 10 Core i5-1335U (Beats i7-1270P), 32GB RAM, 1TB NVMe, WiFi 6E + BT, HD Webcam, RJ-45, Win 11 Pro -Gray

GEEKOM A8 AI Mini PC (3-Year Quality Support) with AMD Ryzen 9 8945HS Mini Computers, 32GB DDR5 RAM&2TB M.2 2280 NVMe Gen4*4 SSD, Windows 11 Pro Mini Desktop, WiFi 6E/BT5.2/USB4/8K/Quad Display

Crucial X9 4TB Portable SSD, Up to 1050MB/s, USB 3.2 USB-C, External Solid State Drive, Compatible with Windows, Mac, & Android, Reliable Storage for Games, Files, & Backups, Black - CT4000X9SSD902

Crucial X10 Pro 4TB Portable SSD, Up to 2100MB/s Read, 2000MB/s Write, 3.2 USB-C, External Solid State Drive, Durable Storage for PC & Mac, for Professional Creators, Black - ‎CT4000X10PROSSD902

Crucial X9 Pro 4TB Portable SSD, Up to 1050MB/s Read & Write, 3.2 USB-C, External Solid State Drive, Durable Storage for PC and Mac, for Professional Creators, Silver - ‎CT4000X9PROSSD902

Portable Air Conditioners, wobuzhi Evaporative Air Cooler with LCD Screen, Fan Speed&Spray, 7 RGB Lights,USB Powered,1-8H Timer, Personal Air Conditioners, Portable Air Conditioners for Home Office