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Comparing: WD Caviar Blue WD3200AAKX-001CA0 vs Western Digital PC SN740 512GB

In this comparison, we analyze two Disks: WD Caviar Blue WD3200AAKX-001CA0 and Western Digital PC SN740 512GB, using synthetic benchmark tests to evaluate their overall performance. This side-by-side comparison helps users understand which hardware delivers better value, speed, and efficiency based on standardized testing. Whether you're building a new system or upgrading an existing one, this benchmark-driven evaluation offers valuable insights to guide your decision.

Hardware Image
WD Caviar Blue WD3200AAKX-001CA0
Type:Disks
Model:WDC WD3200AAKX-001CA0
Capacity:320GB
Interface:SATA-III 6Gbps
See benchmark from WDC WD3200AAKX-001CA0
Hardware Image
Western Digital PC SN740 512GB
Type:Disks
Model:PC SN740 512GB
Capacity:512GB
Interface:PCIe 4.0 x4
See benchmark from PC SN740 512GB

Specification Comparison Table

This specification comparison presents technical details of several devices or components to help you understand the key differences between each option. Use this table as a reference to determine which device best suits your needs.

Specification WD Caviar Blue WD3200AAKX-001CA0 Western Digital PC SN740 512GB
Brand Western Digital Western Digital
Format HDD 3.5 SSD M.2 NVMe 2280
Capacity 320GB 512GB
Interface SATA-III 6Gbps PCIe 4.0 x4

Submission Comparison Table

This submission comparison table displays the number and details of benchmark data submissions from various devices or components. This information helps you understand the performance based on the benchmarks that have been tested, as well as providing an overview of the consistency and popularity of the available benchmark results.

No. Benchmark Software WD Caviar Blue WD3200AAKX-001CA0 Western Digital PC SN740 512GB
1 ATTO Disk Benchmark - 64M

Read: 94.46 MB/s

Write: 101.32 MB/s

Read: 4720.00 MB/s

Write: 3670.00 MB/s

2 CrystalDiskMark

Read: 107.58 MB/s

Write: 105.50 MB/s

Read: 3913.58 MB/s

Write: 3453.18 MB/s


Submission Comparison Chart

This chart visualizes the benchmark scores comparison between two hardware devices based on submitted data.


Media Gallery

A collection of photos of tested hardware. These images can help you identify the physical form, model, and variant of the hardware in question. These photos are from our own documentation, and if they are not available we may not be able to document them.


About Hardware WD Caviar Blue WD3200AAKX-001CA0

The WDC WD3200AAKX-001CA0 is a 3.5-inch hard disk drive (HDD) that comes with a 320GB capacity, designed specifically for storage needs on desktop computers. Part of the Western Digital Caviar Blue family, this HDD uses a SATA-III 6Gbps interface that provides better data transfer speeds than the previous generation (SATA-II).

With a rotation speed of 7200 RPM and a 16MB buffer cache, this drive offers reliable performance for a variety of daily computing activities. From storing documents, running office applications, to playing light games, the WDC WD3200AAKX is able to accommodate the needs of home and office users with maintained stability.

It uses a single disk and two head configuration, which helps to maintain data transfer efficiency and reliability. In tests using a ThinkCentre M58 system with an Intel Core 2 Duo E7500 processor, 3GB DDR3 RAM, and Windows 7 operating system, the performance of this HDD was very good for its capacity class. Testing with CrystalDiskMark showed read speeds of 107.58 MB/s and write speeds of 105.50 MB/s, proving that this HDD is still relevant for legacy systems and light computing tasks today.

As part of the WD Caviar Blue line, the WD3200AAKX is designed with a blend of performance and reliability, making it a popular choice for desktop PC users who need a 7200 RPM speed drive at an affordable price. It can be used as a primary or secondary drive for legacy operating systems, data storage, or as an upgrade solution from older, lower-speed HDDs.

Device test (tesbed):

Device: ThinkCenter M58
CPU: Core 2 Duo E7500
RAM: 3GB DDR3

Tuesday, 07 March 2023 10:02:46 | Update: 1 month ago


About Hardware Western Digital PC SN740 512GB

The Western Digital PC SN740 is a high-performance NVMe SSD specifically designed to meet the needs of modern computing, especially in ultrabooks, business laptops and other compact devices. It features a PCIe Gen4 x4 interface and NVMe 1.4 protocol, which enables extremely fast read and write speeds, making it an ideal storage solution for intensive multitasking, big data processing, and a responsive and efficient computing experience.

The SN740 comes in various capacities ranging from 256GB, 512GB, 1TB, to 2TB, providing flexibility for users with different storage needs. Built with Western Digital 3D NAND technology, the SSD offers not only high performance, but also excellent power efficiency and long-term durability. Its availability in two form factors, M.2 2230 and M.2 2280, makes it highly compatible with many of the latest devices, including thin laptops and small industrial systems.

In a real-world test using an Acer Aspire 5 A515-58P laptop equipped with an Intel Core i5-1335U processor, 8GB LPDDR5 RAM and running Windows 11 operating system, the SSD ran on PCIe Gen3 x4 mode due to laptop slot limitations. Despite not running at full PCIe Gen4 speed, the benchmark results still showed excellent performance. Tests with CrystalDiskMark recorded read speeds of up to 3913.58 MB/s and write speeds of 3453.18 MB/s, while AS-SSD Benchmark recorded read speeds of 3795.33 MB/s and write speeds of 1879.37 MB/s. These numbers show that even on a PCIe Gen3 interface, the WD SN740 still offers premium performance that can compete with other high-end SSDs.

In addition to performance, the Western Digital SN740 also features enhanced security and power efficiency, making it a great choice for mobile professionals, software developers, and general users who desire fast and durable storage. With the combination of high data transfer speeds, compact design and Western Digital's brand reputation for reliability, this SSD is one of the best-in-class choices for storage upgrades on modern devices.

Device test (testbed):

Device: Acer Aspire 5 A515-58P
NVMe Capacity: 512GB
PCIe: Gen3 x4 (for run this NVMe)
CPU: i5-1335U
RAM: 8GB LPDDR5
OS: Windows 11

Tuesday, 15 August 2023 13:16:33 | Update: 1 month ago