Lichee Pi 4A
A small computer that uses an open chip design called RISC-V. It can do many things like play 4K video and connect to fast networks.
What does it do?
The Lichee Pi 4A is a single-board computer (SBC). It can run programs, play videos, and connect to the internet. It has a quad-core processor that runs at 1.85 GHz. It also has dual Gigabit Ethernet for fast networking and can output 4K video. This makes it good for tasks like running a home server or a media center.
Who built it or used it?
The Lichee Pi 4A was made by a company called Sipeed. It is used by developers, hobbyists, and students who want to experiment with RISC-V technology. Because it is open hardware, anyone can study its design and create their own versions.
How does it work?
Like other computers, the Lichee Pi 4A has a processor, memory, and storage. Its processor uses the RISC-V architecture, which is an open standard. This means the instructions the processor understands are free for anyone to use. The board also has a GPU that can do 50 billion floating-point operations per second (GFLOPS) and an NPU that can do 4 trillion operations per second (TOPS) for AI tasks.
Before and after
Before SBCs like the Lichee Pi, computers were big and expensive. Now, a powerful computer can fit in your hand and cost very little. The Lichee Pi 4A is part of a trend toward open hardware, where designs are shared freely.
Modern version
Today, there are many SBCs, like the Raspberry Pi and the BeagleBone. The Lichee Pi 4A is special because it uses RISC-V, an open processor design. This makes it different from most other SBCs that use ARM processors.
Connections
Next to find
- Find another RISC-V device, like a RISC-V laptop or tablet.
- Look for a Raspberry Pi and compare it to the Lichee Pi 4A.
- Try to find a computer that uses a different open hardware design, like OpenPOWER.
荔枝派 4A
一款采用开放芯片设计RISC-V的小型计算机。它可以做很多事情，比如播放4K视频和连接高速网络。
它能做什么？
荔枝派4A是一款单板计算机（SBC）。它可以运行程序、播放视频和连接互联网。它有一个1.85 GHz的四核处理器。它还有双千兆以太网用于高速网络，并能输出4K视频。这使得它适合运行家庭服务器或媒体中心等任务。
谁制造或使用它？
荔枝派4A由矽速科技（Sipeed）制造。它被开发者、爱好者和学生用来实验RISC-V技术。由于它是开放硬件，任何人都可以研究其设计并创建自己的版本。
它是如何工作的？
像其他计算机一样，荔枝派4A有处理器、内存和存储。它的处理器使用RISC-V架构，这是一种开放标准。这意味着处理器理解的指令是免费供任何人使用的。该板还有一个GPU，每秒可执行500亿次浮点运算（GFLOPS），以及一个NPU，每秒可执行4万亿次运算（TOPS），用于AI任务。
之前和之后
在像荔枝派这样的SBC出现之前，计算机又大又贵。现在，一台强大的计算机可以放在你的手掌中，而且价格非常便宜。荔枝派4A是开放硬件趋势的一部分，设计被自由分享。
现代版本
如今，有许多SBC，比如树莓派和BeagleBone。荔枝派4A的特殊之处在于它使用RISC-V，一种开放的处理器设计。这使它不同于大多数使用ARM处理器的SBC。
联系
下一步寻找
- 寻找另一个RISC-V设备，比如RISC-V笔记本电脑或平板电脑。
- 找一个树莓派，与荔枝派4A进行比较。
- 尝试寻找使用其他开放硬件设计的计算机，比如OpenPOWER。