Youtuber detects changes in the Samsung 970 EVO Plus SSD – Computer

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A Chinese YouTuber found out that Samsung recently introduced a modified version of the 970 EVO Plus SSD. The new version is slower lasting performance, but when copying large files performance is reported to be lower.

Modified version of Samsung 970 EVO Plus SSD has Chinese youtube About new memory controller Tom’s devices It is believed to be Elpis controller also used in EVO 980 Pro. The modified 970 EVO Plus also has a much larger cache: 115 GB instead of the original 42 GB. However, when the cache is full, write speeds drop dramatically.

The “old” version of the 970 EVO Plus SSD with write speeds of 1750MB / s. If the slc cache contains 40GB of data, then the write speed is reduced to 1500MB / s. modified version has a write speed of 2500MB / s until the 115GB SLC cache is full. Then the write speed is reduced to 800MB / s. This version of the 970 EVO Plus SSD has slower sustained performance, although the performance of some models is comparable. The modified version of the 970 EVO Plus was slightly faster after burning a 154 GB video file.

In the comparison test, the YouTuber also noted that the modified version of the 970 EVO Plus SSD got much hotter than the original. However, according to Tom’s Hardware, nothing is known of the circumstances under which these tests were carried out.

The original (left) and a modified version of the Samsung 970 EVO Plus

Earlier this month, it was announced that Western Digital and Crucial are modifying their SSD hardware without any form of communication. Western Digital replaced the nand memory in the WD Blue SN550 NVMe SSD, dropping write speeds from 849MB / s to 390MB / s when the slc cache was full. a business promises Now enter new model numbers when you fit an internal SSD.

It also came decisive earlier this month in the news. Tom’s devices I noticed Note that the company outfitted their P2 SSDs with qlc-nand chips instead of tlc chips without changing the model name. According to tests, the performance of the qlc variants is much lower than that of the tlc variants.

Samsung has adapted the specification list and packaging for this modified version. However, the company has not openly communicated on the amendment. The company is reportedly making changes to its SSDs as it suffers from a lack of chips.

Update, 5:40 p.m .: The phone numbers listed on Tom’s Hardware have been removed.


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