0 引言 SATA(Serial ATA)和 SAS(Serial Attached SCSI)接口都是主板与 HDD 以及 SSD 之间的桥梁,负责加载操作系统、运行程序以及执行计算机各种任务。我们在自己组装电脑或配置高级的服务器时,选择硬盘规格时都会看见硬盘可选的SATA接口或者SAS接口,它们有什么区别呢?此次博文作为科普文,在这里介绍下。 1 SATA接口:...
1. HDD(Hard Disk Drive,机械硬盘)通过磁性盘片和机械磁头读写数据,依赖旋转磁盘和磁头的物理运动。 其特点:容量大(最高可达 20TB+)、成本低(单位容量价格低);速度较慢(转速通常为 5400/7200 RPM,高端企业级可达 15000 RPM);功耗较高、抗震性差(机械结构易损坏)。比较适用于大容量存储(如备份、冷数据)。 2...
NoTouch Ramp Load Technology - Safely positions the recording head off the disk surface to protect your data. IntelliSeek - Calculates optimum seek speeds to lower power consumption, noise and vibration. Data LifeGuard Advanced - algorithms monitor your drive continuously so it stays in optimum heal...
SSD(Solid State Disk):固态硬盘 3.按照接口类型区分 这一部分是重点,希望能通过这部分的讲解,对整个硬盘接口体系有一个清晰的认识。 1)ATA和SCSI是两大接口类型 ATA(Advanced Technology Attachment),高技术配置,一般来说,ATA是一种控制器技术,而IDE(Integrated Drive Electronics)是一个匹配它的磁盘驱动器技术,AT...
1. HDD（Hard Disk Drive，机械硬盘）通过磁性盘片和机械磁头读写数据，依赖旋转磁盘和磁头的物理运动。其特点：容量大（最高可达 20TB+）、成本低（单位容量价格低）；速度较慢（转速通常为 5400/7200 RPM，高端企业级可达 15000 RPM）；功耗较高、抗震性差（机械结构易损坏）。比较适用于大容量存储（如备份、...
如果需要测试指定硬盘,则需要加入 -drive+盘符的指令。例如测试D盘(SATA 2.0),输入winsat disk -drive d即可进行测试。上图测试接口MSATA(SATA 2.0),硬盘是江波龙FORESEE。 另一种是使用第三方软件,获得更细致的数据。例如CrystalDiskInfo,能查看硬盘的接口信息、传输模式、协议标准、写入量、读取量、通电次数、通电...
Refurbished DELL 400-24190 500GB 7200RPM SATA 16MB BUFFER 3.5INCH INTERNAL HARD DISK DRIVE. Save money off MSRP on this DELL 400-24190 and even more when buying in bulk. Contact us directly for bulk pricing on the 400-24190. This refurbished DELL 400-24190 is covered by the C...
Solid State Drive 128GB 256GB 512GB 1tb Internal Hard Drive US$5.40-160.00 50 Pieces (MOQ) High-Quality 1t, 2t, 4t, M. 2 Interface Desktop Computers Solid-State Drives Negotiable 5 Pieces (MOQ) Factory Price SATA 3.0 128GB Hard Disk 2.5" SSD Solid State Drive US$10.55 ...
ultra-compact m.2 2280 wd blue sata ssd drive goes through extensive compatibility and reliability testing to ensure it meets the high standards of the wd brand. online resources download the free wd ssd dashboard to keep up-to-date with your drive’s health, or download and install acronis...
"Symptoms" section on a computer that has multiple SATA or RAID hard disks, check the disk information to verify the drive on which you will set up the system. For example, on the screen that lets you...