From 7ab51e1fa762bc58aac6c6ccc28677d58719308d Mon Sep 17 00:00:00 2001
From: yi <17850990923@qq.com>
Date: Mon, 4 Mar 2024 22:11:54 +0800
Subject: [PATCH 1/2] 20240303
---
...27\346\234\272\345\237\272\347\241\200.md" | 47 ++++++++++++++++++
"23\345\276\220\350\225\276/img/303.png" | Bin 0 -> 17527 bytes
2 files changed, 47 insertions(+)
create mode 100644 "23\345\276\220\350\225\276/20240303-\350\256\241\347\256\227\346\234\272\345\237\272\347\241\200.md"
create mode 100644 "23\345\276\220\350\225\276/img/303.png"
diff --git "a/23\345\276\220\350\225\276/20240303-\350\256\241\347\256\227\346\234\272\345\237\272\347\241\200.md" "b/23\345\276\220\350\225\276/20240303-\350\256\241\347\256\227\346\234\272\345\237\272\347\241\200.md"
new file mode 100644
index 0000000..a342687
--- /dev/null
+++ "b/23\345\276\220\350\225\276/20240303-\350\256\241\347\256\227\346\234\272\345\237\272\347\241\200.md"
@@ -0,0 +1,47 @@
+# 计算机基础
+主要存储器(内存条)
+热插拔:直接插,不需要重启
+网线分等级:五类线(100M),超五类(1000M),六类线
+
+### 接入显示器接口【CRT显示器(高度还原色彩),液晶显示器】:
+
+VGA接口:使用对应的VGA连接线连接显示器。显示画面清晰度:清晰
+
+HDMI接口:使用对应的HDMI连接线连接显示器。显示画面清晰度:高清
+
+DP接口:使用对应的DP连接线连接显示器。显示画面清晰度:超高清
+
+type-c接口,雷劈接口...
+
+# 主板
+
+直接关系到机箱的大小以及安装硬件的多少
+
+
+
+比特是最小的存储单位
+
+1比特(byte)=8位(bit)
+
+下载速度为12.5M/S的原因为:
+
+1. 接入笔记本的网线为5类线,转换成超五类线
+2. 接入光猫的插口为100M,换成1000M
+3. 接入笔记本的网线插口为100M,转换成1000M
+
+
+
+主板的芯片组都是在同系列中,越大就是越好
+
+英特尔:Zxxx(高端) , Bxxx(中高端),Hxxx(中低端)
+
+AMD:Xxxx(),Bxxx(),Axxx()
+
+# BIOS芯片
+基本输出输入系统,用于计算机开机过程中各硬件设备的初始化和检测芯片
+用来存放有关主版相关设置的地方(主版自带)
+默认是银盘加载操作系统,假设重装系统,则要从USB开始
+## 正背面接口区别:
+背面接口直接连接主板
+正面通过电线接入
+
diff --git "a/23\345\276\220\350\225\276/img/303.png" "b/23\345\276\220\350\225\276/img/303.png"
new file mode 100644
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HcmV?d00001
--
Gitee
From 9ce21a16265d0029f6178d647c672de79da2e669 Mon Sep 17 00:00:00 2001
From: xu <3374000289@qq.com>
Date: Tue, 5 Mar 2024 11:38:15 +0800
Subject: [PATCH 2/2] x
---
...47\350\203\275\346\214\207\346\240\207.md" | 104 ++++++++++++++++++
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+# CPU各性能指标
+
+## 核心
+
+一个核心:单核(等于一个打工人),提高效率的主要是提高频率
+
+有2,4,6,8 等核
+
+## 超线程技术(分身术)
+
+将6核的6线程变成12线程
+
+性能提高30%
+
+##### CPU主频:相当于打工人正常速度
+
+##### CPU睿频:(变频)是一种加速技术
+
+##### CPU超频:一般用不到,让CPU极限工作
+
+
+
+寄存器的运转速度最快,但容量较小,价格较高
+
+L 1,2,3高速存缓器数字从小到大速度越来越慢,容量越来越大,价格越来越高
+
+内存条的运转速度比较快,容量较大,价格较低
+
+
+
+## 显卡
+
+负责图形处理和输出
+
+#### 最影响显卡性能的点: 流处理器的数量和显卡的架构
+
+流处理器的数量(C U D A核心):CPU核心=一个画师
+
+显卡的架构(画师的水平)
+
+显卡核心速率,显存容量(存放用来提供给CPU调取)
+
+##### 显存容量/位宽/频率:
+
+显存容量:指仓库可以存放多少数据
+
+显存位宽:指一次性可以运输多少数据
+
+显存频率:指每秒可以运输多少次
+
+
+
+##### 显卡分为 独显,核显,集显
+
+独显:独立显卡
+
+核显:在Intel CPU中
+
+集显:显存,显示芯片以及相关电路都集成在主板上,与其荣威一体的元件(在主板中)
+
+
+
+### 显卡的品牌分为:英伟达(N卡),A M D(A卡)
+
+#### N卡分为:G T X和R T X
+
+##### GTX1080Ti:
+
+10:第几代
+
+80:越大越好
+
+Ti:指处于1090和1080之间的一个数值
+
+##### RTX2050:
+
+20代之后都为RTX,RTX运用光线追踪技术还支持DLSS技术
+
+#### A卡有RX
+
+##### RX7900XT:
+
+7:第七代
+
+900:越大越好
+
+XT:较强
+
+
+
+## 内存
+
+可以临时存放数据,并且是CPU的首席助理
+
+##### 特点:
+
+干活麻利,天天失忆
+
+### 内存时序和内存颗粒:
+
+内存时序:决定内存的读写速度,两条容量和频率一样的内存,时序越低,性能就越好
+
+内存颗粒:也叫内存芯片属于DRAM(动态随机存取存储器),别小看这一个芯片体内大概有数百万个电容器和晶 体管。内存颗粒是内存条最核心的部件,是内存的储存介质可以直接关系到内存的性能
+
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