Product comparison · 2 nas & storage servers

QNAP TS-420U + 4x 1TBWDRED vs QNAP TS-421U + 4x 1TBWDRED

67specifications compared
2differ
65identical
1known for one product only

Key differences

The QNAP TS-421U + 4x 1TBWDRED has 0.4 GHz more processor frequency than the QNAP TS-420U + 4x 1TBWDRED (2 GHz vs 1.6 GHz). Operating system installed: QNAP Firmware on the QNAP TS-420U + 4x 1TBWDRED, QNAP Turbo System on the QNAP TS-421U + 4x 1TBWDRED.

Processor frequency
- TS-420U + 4x 1TBWDRED:1.6 GHz
- TS-421U + 4x 1TBWDRED:2 GHz
Operating system installed
- TS-420U + 4x 1TBWDRED:QNAP Firmware
- TS-421U + 4x 1TBWDRED:QNAP Turbo System

Side by side

Differences highlightedShow differences only

Comparison of TS-420U + 4x 1TBWDRED, TS-421U + 4x 1TBWDRED
68 specifications	A QNAP TS-420U + 4x 1TBWDRED View product	B QNAP TS-421U + 4x 1TBWDRED View product
Processor1 differ
Processor frequencyDiffers	1.6 GHz	2 GHz
Performanceidentical
Security algorithmsKnown for one	Unknown — not stated by the source	HTTPS, SSH, SSL/TLS
Software1 differ
Operating system installedDiffers	QNAP Firmware	QNAP Turbo System

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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