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External SSDs

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Silicon Power PC60 2TB vs SSK PM510 USB4 1TB

Compare Silicon Power PC60 2TB and SSK PM510 USB4 1TB side by side. Both are 2TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Silicon Power

Silicon Power PC60 2TB
7.4/10

A 2TB budget Gen 2 portable aimed at game-library cold storage for PS5/Xbox. Aggressive pricing makes it competitive against the Seagate One Touch 2TB on sale. Not a drive for sustained-write-heavy creative workflows.

2TB budget Gen 2
1000 MB/s read
Compact profile
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Our Pick

SSK

SSK PM510 USB4 1TB
8.6/10

AUSB4 portable at enthusiast-grade specs — 3200 MB/s read over USB4 / Thunderbolt 4 hosts. The PM510 is one of the more affordable USB4 portables, an entry point for video editors who need Thunderbolt-class speeds but don't want to pay LaCie or OWC premium.

USB4 3200 MB/s
Thunderbolt 4 compatible
Aluminum body
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Spec Comparison

Spec
Silicon Power PC60 2TB
SSK PM510 USB4 1TB
Read Speed
1.0 GB/s
3.2 GB/s ✓
Write Speed
900 MB/s
2.8 GB/s ✓
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2
USB4
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
7.4/10
8.6/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Silicon Power PC60 2TB or SSK PM510 USB4 1TB?
The SSK PM510 USB4 1TB scores 8.6/10 compared to 7.4/10 for the Silicon Power PC60 2TB. Our expert analysis favors the SSK PM510 USB4 1TB for its superior speed.
What's the difference between Silicon Power PC60 2TB and SSK PM510 USB4 1TB?
The key differences: The Silicon Power PC60 2TB offers 1,000 MB/s reads vs 3,200 MB/s for the SSK PM510 USB4 1TB. Capacity options differ: Silicon Power PC60 2TB is 2TB while SSK PM510 USB4 1TB is 1TB. The Silicon Power PC60 2TB uses USB 3.2 Gen 2 while the SSK PM510 USB4 1TB uses USB4.
Which is faster, Silicon Power PC60 2TB or SSK PM510 USB4 1TB?
The SSK PM510 USB4 1TB is faster with 3,200 MB/s read speeds compared to 1,000 MB/s for the Silicon Power PC60 2TB. That's a 220% speed advantage.
Which has better value, Silicon Power PC60 2TB or SSK PM510 USB4 1TB?
The SSK PM510 USB4 1TB scores higher (8.6 vs 7.4/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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