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At the top of the CS900 tier ladder, the 1TB reaches $159.99 ($0.160/GB) — better per-GB than the 500GB ($0.180/GB) and well below the 250GB ($0.215/GB). Sequential reads are 515 MB/s, slightly below the CS900 500GB's 535 MB/s due to controller differences across capacities; writes are 490 MB/s. TBW endurance is 320. Against the TEAMGROUP Vulcan Z 1TB ($132.99, 600 TBW, 550 MB/s reads), the CS900 1TB costs $27 more with lower endurance and slower reads — the Vulcan Z wins on every measurable spec at a lower price. Against the Crucial BX500 1TB ($169.99), the CS900 1TB saves $10 with comparable TBW and similar sequential performance. 5,962 reviews provide solid confidence. The CS900 1TB is a legitimate SATA option but not the value leader at 1TB — it fits buyers already committed to PNY rather than buyers comparing across brands. Right buy for: SATA-only systems where PNY brand or ecosystem consistency is a priority at the 1TB tier — buyers comparing across brands should choose the Vulcan Z 1TB ($132.99), which delivers 600 TBW and faster reads for $27 less.
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Last checked: Jul 18, 2026
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