BitLemon

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Educational videos about computer science and computer architecture.

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4 Ways Your CPU Cache Betrays You

4 Ways Your CPU Cache Betrays You BitLemon

5.4K views - 2 months ago

Are Caches Accessed with a Virtual or Physical Address?

Are Caches Accessed with a Virtual or Physical Address? BitLemon

7.3K views - 2 months ago

Why 10GHz Silicon CPUs Are Impossible (Probably)

Why 10GHz Silicon CPUs Are Impossible (Probably) BitLemon

400K views - 4 months ago

Out-of-Order Execution (Tomasulo's Algorithm)

Out-of-Order Execution (Tomasulo's Algorithm) BitLemon

24K views - 6 months ago

CPU Architecture Explained

CPU Architecture Explained BitLemon

174K views - 8 months ago

How Interrupts Work in Modern Computers

How Interrupts Work in Modern Computers BitLemon

53K views - 11 months ago

Why Programs Use Stack, Heap, and Other Memory Segments

Why Programs Use Stack, Heap, and Other Memory Segments BitLemon

41K views - 1 year ago

What is a Page Fault

What is a Page Fault BitLemon

11K views - 1 year ago

Cache Simulator in C++: Measuring Cache Hit Rate

Cache Simulator in C++: Measuring Cache Hit Rate BitLemon

4.6K views - 1 year ago

Cache Simulator in C++: Building a Basic Framework

Cache Simulator in C++: Building a Basic Framework BitLemon

6.5K views - 1 year ago

MultiLevel Page Tables: How Virtual Memory is Optimized (Animation)

MultiLevel Page Tables: How Virtual Memory is Optimized (Animation) BitLemon

21K views - 1 year ago

Memory Mapped IO vs Port Mapped IO (Animation)

Memory Mapped IO vs Port Mapped IO (Animation) BitLemon

32K views - 1 year ago

DMA Controller: How Peripheral Devices Transfer Data to RAM

DMA Controller: How Peripheral Devices Transfer Data to RAM BitLemon

37K views - 1 year ago

Page Tables and MMU: How Virtual Memory Actually Works Behind the Scenes (Animation)

Page Tables and MMU: How Virtual Memory Actually Works Behind the Scenes (Animation) BitLemon

70K views - 1 year ago

Virtual Memory Explained (including Paging)

Virtual Memory Explained (including Paging) BitLemon

140K views - 1 year ago

SRAM vs DRAM: The Speed Difference between Cache and RAM (Animation)

SRAM vs DRAM: The Speed Difference between Cache and RAM (Animation) BitLemon

17K views - 1 year ago

Cache Hierarchy: How Modern CPU Caches Are Organized (L1, L2 and L3)

Cache Hierarchy: How Modern CPU Caches Are Organized (L1, L2 and L3) BitLemon

32K views - 1 year ago

CPU Cache Write Policies (Write Through, Write Back, Write Allocate, No Write Allocate)

CPU Cache Write Policies (Write Through, Write Back, Write Allocate, No Write Allocate) BitLemon

17K views - 1 year ago

Cache Replacement Policies (LRU, Tree-pLRU, MRU, QLRU, FIFO, LFU, Random and more)

Cache Replacement Policies (LRU, Tree-pLRU, MRU, QLRU, FIFO, LFU, Random and more) BitLemon

19K views - 1 year ago

How Cache Works Inside a CPU

How Cache Works Inside a CPU BitLemon

113K views - 1 year ago

1 Thread vs. 1000 Threads: How Fast Can C++ Increment a Value?

1 Thread vs. 1000 Threads: How Fast Can C++ Increment a Value? BitLemon

1.7K views - 1 year ago

Bitwise Operations: The Most Underappreciated Feature in Low-Level Programming

Bitwise Operations: The Most Underappreciated Feature in Low-Level Programming BitLemon

1.9K views - 1 year ago

C++ Vectors Explained in 168 seconds

C++ Vectors Explained in 168 seconds BitLemon

9K views - 1 year ago