In 1988, Intel introduced the 80386SX, most often referred to as the 386SX, a cut-down version of the 80386 with a 16-bit data bus, mainly intended for lower-cost PCs aimed at the home, educational, and small-business markets, while the 386DX remained the high-end variant used in workstations, servers, and other demanding tasks. The CPU ...

2021年8月26日 · The performance difference was why a 386DX was the recommended minimum system if you wanted to run Windows 3.1. Yes, a 386SX would run Windows 3.1 without complaints, but its lag was noticeable, especially if you had an inexpensive 16 or 25 MHz SX.

1986年，intei公司推出了80386系列cpu，其代表性的产品386dx-33的主频为33mhz，集成32万个晶体管，执行单一指令需要两个时钟周期。 80386系列有两类产品386DX和386SX。

While Intel's 386 CPUs had topped out at 33 MHz in 1989, AMD introduced 40 MHz versions of both its 386DX and 386SX out of the gate, extending the lifespan of the architecture. In the following two years the AMD 386DX-40 saw popularity with small manufacturers of PC clones and with budget-minded computer enthusiasts because it offered near ...

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The 386DX-40 was the first CPU to run a 40MHz main board bus speed; perhaps this is why it was able to put so many 25 and 33MHz 486 systems to shame, and was able to keep on doing so right up until the day of the 486-66. From the point of view of a retailer, the DX-40 was just about perfect: fast, very cheap, and completely trouble-free.

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2021年9月17日 · Although this machine is not noteworthy as as an individual model, its class of machine certainly is. Armed with a 386 processor, 8MB of RAM and a 40 MB hard drive, 386 machines had enough grunt to usefully host that graphical interface which eventually moved all the PC Line into a fully-fledged GUI.

当PC游戏开始流行的时候， Intel 386 处理器 也应运而生。 386后来被命名为386DX，为的是与后来推出的低价版386SX区分开来。 最初386的频率只有16MHz，之后提升到了33MHz。 相比之前的286，386晶体管数量也同样提升了将近一倍，达到了275,000个，而它也是Intel推出的首款32位处理器。 386能够最高支持 4GB内存，支持“protected mode”与“real mode”的切换，并增强了第三个“virtual mode”（虚拟模式），在这个模式下可以运行一些“protected mode”下无法运行的程 …

386DX 40MHz AMD processor. CD-ROM 2x IDE (Acer CD-525E). Hardware-wise, everything works 100% flawlessly, both floppy drives, the CD-ROM, as well as the hard drive, which has no bad sectors and is not noisy during operation.