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On 12/01/2020 08:41 PM, bobwxc wrote: |
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>> ------------------ 原始邮件 ------------------ |
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>> 发 件 人：thelma@×××××××××××.com |
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>> 发送时间：2020-12-02 05:46:56 |
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>> 收 件 人："Gentoo mailing list" <gentoo-user@l.g.o> |
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>> 抄 送： |
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>> 主 题：[gentoo-user] Performance: WD vs. Samung SSD vs. M.2 SSD |
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>> |
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>> Nothing scientific, but I was surprised how fast M.2 disk is, so decided to |
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>> time how fast GnuCash will load my accounting, here it is: |
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>> |
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>> Box 1.) |
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>> WD (spinning disk) CPU AMD-8150 (8-core), 16GiB |
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>> Time to open GnuCash - 23sec. |
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>> |
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>> Box 2.) |
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>> Samsung SSD 850, CPU AMD Ryzen 5 1400 Quad-Core, 16GiB |
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>> Time to open GnuCash - 15sec. |
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>> |
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>> Box 3.) |
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>> M.2 SSD, CPU AMD Ryzen 7, 32Gib |
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>> Time to open GnuCash - 2.5sec |
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|
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> SATA Revision 3.0 -- 6Gbps |
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> NVMe -- PCI-E3.0*4 -- 7.877 Gbps*4 |
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> |
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> |
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> |
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> |
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> NVMe is much faster than AHCI |
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|
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This is nvme Force MP600 (SSD Interface. PCIe Gen 4.0 x4) |
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SSD Max Sequential Read CDM. Up to 4,950MB/s. |
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SSD Max Sequential Write CDM. Up to 4,250MB/s. |
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|
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Vs. |
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Samsung SSD 850 evo |
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sequential write speeds up to 520 MB/s |
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sequential read speeds up to 540 MB/s |
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