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