# Wd Ultrastar DC HC570 2256Go 3"1/2

**Brand:** Western Digital
**Category:** Informatique
**Code (GTIN/SKU):** 8592978402358
**Canonical URL:** https://openreviews.io/en/reviews/westerndigital/wd-ultrastar-dc-hc570-2256go-3-1-2-8592978402358

## Rating: 4.2/5 ★★★★☆ — 18 reviews analyzed
_Confidence: high_

## At a glance

Wd Ultrastar DC HC570 2256Go 3"1/2 (Western Digital) reviews: 4.2/5 based on 18 analyzed reviews, updated September 4, 2026.

Praised: OptiNAND Technology and CMR Technology.

18 reviews analyzed, all published on other sites.
Other sites: 1 source, 18 reviews, average rating 4.2/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This high-capacity internal hard drive is designed to meet the demands of intensive storage and large-scale data backup. Users particularly appreciate the integration of OptiNAND technology with flash memory, which optimizes overall performance. Its Conventional Magnetic Recording (CMR) format ensures data management that is both stable and responsive.

## Strengths

- **OptiNAND Technology** — The integration of hybrid flash memory helps optimize the processing and security of stored data.
- **CMR Technology** — The conventional magnetic recording format guarantees constant and reliable write speeds during transfers.

## Frequently asked questions

- What is the rotational speed of this drive?
- Is this model suitable for a NAS?
- What is the noise level during operation?
- Does OptiNAND technology improve the lifespan of the drive?

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_Source: OpenReviews — https://openreviews.io/en/reviews/westerndigital/wd-ultrastar-dc-hc570-2256go-3-1-2-8592978402358_