hard disk lists

WD Purple Pro drives are designed for new generations of high-end AI-enabled recorders, video analytics appliances, deep-learning servers and cloud solutions that can benefit from high-capacity storage with high performance and additional workload capability. WD Purple Pro drives feature AllFrame AI technology, which helps reduce frame loss, improve overall video playback, and not only enables recording of multiple streams per camera but also supports up to 32 AI streams per drive for deep learning analytics within the system. WD Purple Pro drives also feature enterprise-class performance, data integrity and drive reliability, especially in larger-scale systems and enclosures where operational vibration is present.

Packed with power to handle the small- to medium-sized business NAS environments and increased workloads for SOHO customers, WD Red Plus is ideal for archiving and sharing, as well as RAID array rebuilding on systems using ZFS and other file systems. Built and tested for up to 8-bay NAS systems, these drives give you the flexibility, versatility, and confidence in storing and sharing your precious home and work files.

WD Purple drives are built for 24/7, always-on, high-definition security systems. With a supported workload rate1 of up to 180 TB/yr. and support for up to 64 cameras, WD Purple drives are optimized for surveillance systems. WD Purple surveillance storage also comes with WD's exclusive All Frame 4K technology, so you can confidently create a security system tailored to the needs of your business. Using All Frame 4K technology, WD Purple drives improve ATA streaming to help reduce errors, pixilation, and video interruptions that could happen in a video recorder system. 1Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ✕ (8760/recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.

Designed specifically with medium or large scale business customers in mind, WD Red Pro drives are available for up to 24-bay NAS systems. Engineered to handle high-intensity workloads in 24x7 environments, WD Red Pro is ideal for archiving and sharing, as well as RAID array rebuilding on extended operating systems such as ZFS or other file systems. These drives add value to your business by enabling your employees to quickly share their files and back-up folders reliably in your NAS solution.

Conquer tough workloads with enterprise-class WD Gold HDDs. Available in 1TB to 18TB* capacities, this highly reliable solution for demanding storage environments provides up to 2.5M hours MTBF, vibration protection technology and a low power draw thanks to HelioSeal technology [for 12TB and above]. Specifically designed for use in enterprise-class data centers and storage systems, the WD Gold SATA HDD delivers the world-class performance you expect from Western Digital hard drives.

Ideal for gaming computers or workstations, the Seagate Barracuda 500GB hard drive stands out for its reliability and speed in all circumstances.

Amazing Versatility Versatile and dependable, Seagate’s fierce new BarraCuda drives are inspired by the past but ready for the future. BarraCuda drives are a cost-effective way to handle all your PC needs—working, playing storing your movies and music, and more. Best-fit Applications Desktop or all-in-one PCs Home servers Entry-level direct-attached storage devices (DAS)

The Seagate Laptop Ultrathin HDD is one of the thinnest, lightest and most affordable hard drives designed for slim laptops and ultrabooks. Compatible with all laptop designs, the Laptop Ultrathin offers up to 500GB storage capacity and a Self-Encrypting Drive option.Features:

Power-conserving WD AV-GP hard drives are based on the WD GreenPower Technology platform designed to deliver power savings as the primary attribute. These SATA drive are equipped with IntelliPower technology, fine-tuned balance of spin speed, transfer rate, and caching algorithms designed to deliver both significant power savings and solid performance. With power reduction of up to 40 percent, they deliver cool and quiet operation and reliability that is perfect for audio video applications such as PVRs, DVRs, set-top boxes (STBs) as well as surveillance video recording.WD AV-GP hard drives with exclusive SilkStream technology deliver smooth, continuous digital video recording and playback in high-temperature, always-on audio/video environments. With 24x7 reliability and ultra-cool operation, these drives are perfect for video surveillance systems, DVRs and media servers.Perfect video surveillance storage. WD AV-GP drives enable digital video surveillance systems to deliver a comprehensive range of features and capabilities such as high resolution image quality, 24x7 streaming video from multiple cameras, video archiving with ultra-fast data access and smooth, on-demand video playback.Ultimate performance for multimedia appliances. With high capacity to store ultra-rich HD content and the ability to capture multiple simultaneous video streams, WD AV-GP is the clear choice for your media applications like set top boxes, DVRs and digital signage.SilkStream technology. Optimized for smooth, continuous digital video playback of multiple simultaneous HD streams. SilkStream is compatible with the ATA streaming command set so CE customers can use standard streaming management and error recovery options.Ultra-cool for greater reliability. With reduced power consumption, WD AV-GP drives are designed to produce less heat which makes them more reliable for the high demands of read/write environments.Whisper quiet. Noise levels have been minimized to less than one sone – virtually below the threshold of human hearing. With WD AV-GP, silence is golden.Preemptive Wear Leveling (PWL). The drive arm frequently sweeps across the disk to reduce uneven wear on the drive surface common to audio/video streaming applications.WD-certified packaging. All WD drives purchased from Amazon.com are shipped in WD-certified hard drive packaging. It is designed and fully tested to provide WD products with the highest of safety while in transit. With WD-certified packaging, you can rest assured that your WD hard drive will arrive safely, fully protected, in an environmentally-friendly, non-descript, easy-open package.Features at a glance

Western Digital Caviar Black WD5002AALX 500GB SATA3 7200rpm 32MB Hard Drive, Bulk WD Caviar Black high performance 3.5-inch SATA hard drives combine 7200 RPM spin speed, an integrated dual processor, and dual actuator technology for lightning-fast performance in demanding desktop, workstation, and multi-drive systems. And 500 GB capacity gives you the space you need to hold plenty of photos, videos, and files. Best of all these drives are backed by a 5-year limited warranty.WD Caviar Black delivers industry-leading performance that's perfect for hard-core gaming and intensive photo and video editing.SATA 6 Gb/s interface - Twice the interface speed with backwards compatibility to legacy SATA standards.Dual processor - Twice the processing power to maximize performance.Dynamic Cache - WD's dynamic caching algorithm improves performance in real time by optimizing cache allocation between reads and writes. For example, if there's an overwhelming percentage of read traffic as opposed to write traffic, the drive automatically allocates more cache for read data, which reduces congestion and improves overall drive performance.NoTouch ramp load technology - The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit.StableTrac - The motor shaft is secured at both ends to reduce system-induced vibration and stabilize platters for accurate tracking, during read and write operations which enables consistently higher performance.Desktop / Consumer RAID environments - WD Caviar Black Hard Drives are tested and recommended for use in consumer-type RAID applications. (RAID-0 / RAID-1)**Business Critical RAID Environments – WD Caviar Blue Hard Drives are not recommended for and are not warranted for use in RAID environments utilizing Enterprise HBAs and/or expanders and in multi-bay chassis, as they are not designed for, nor tested in, these specific types of RAID applications. For all Business Critical RAID applications, please consider WD's Enterprise Hard Drives that are specifically designed with RAID-specific, time-limited error recovery (TLER), are tested extensively in 24x7 RAID applications, and include features like enhanced RAFF technology and thermal extended burn-in testing.Upgrading your drive is easy - WD Acronis TrueImage, available as a free download on the WD Support site, enables you to copy all your data to a new drive so you don't have to reinstall your operating system to get all the benefits of a new drive. Note: Bare drive does not include any cables or mounting hardware.The WD advantage - WD puts our products through extensive Functional Integrity Testing (F.I.T.) prior to any product launch. On average, each new product goes through 600,000 hours of testing. WD also has a detailed Knowledge Base with more than 1,000 helpful articles. You can also call toll-free support 7 days per week in the U.S. and Canada. See the WD Support site for full details.WD-certified packaging - All WD drives purchased from Amazon.com are shipped in WD-certified hard drive packaging. It is designed and fully tested to provide WD products with the highest of safety while in transit. With WD-certified packaging, you can rest assured that your WD hard drive will arrive safely, fully protected, in a non-descript, easy-open package.Compatibility Works with Windows 7/Vista/XP/2000, Mac and Linux operating systems.