B350 Fatality second m.2 slot |
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Micktalian
Newbie Joined: 21 Jul 2017 Location: California Status: Offline Points: 5 |
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Posted: 21 Jul 2017 at 9:46pm |
Iv got my B350 Fatal1ty board and so far im real happy with it, aside from a not very beginner friendly uefi, but i am confused by the second m.2 slot configuration. Iv been seeing several reviewers use nvme SSDs to test that second slot and are getting essentially nvme PCIe 2 x4 level results AND i believe there it even says somewhere in the spec sheet that the slot is capable of 20gb/s which leads to believe is essentially a PCIe 2 x4 slot. Essentially what I want to know is would I be able to plug *any* nvme SSD in that second m.2 slot and have it work? And more importantly can i boot from that drive? Also, as a side question, would I potentially be able to run both SSDs in RAID, assuming i got them both to function properly?
I feel pretty comfortable with my understanding of the Ultra m.2 slot and how it is essentially double wired to the the lower PCIe 3 x"16" slot and will only really register with nvme SSDs and is bootable from that nvme SSD. But if Ive been wrong at any point please feel free to correct me. I just want some clearified information and maybe help someone else with the same question. |
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parsec
Moderator Group Joined: 04 May 2015 Location: USA Status: Offline Points: 4996 |
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First, there are two ASRock Fatal1ty B350 boards, the Fatal1ty AB350 Gaming K4, and the Fatal1ty AB350 Gaming-ITX/ac. Since you said your board has two M.2 slots, it should be the Fatal1ty AB350 Gaming K4. From the specs of the Fatal1ty AB350 Gaming K4: 1 x Ultra M.2 Socket (M2_1), supports M Key type 2242/2260/2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s) (with Ryzen Series CPU) or Gen3 x2 (16 Gb/s) (with A-Series APU)** 1 x M.2 Socket (M2_2), supports M Key type 2230/2242/2260/2280/22110 M.2 SATA3 6.0 Gb/s module http://www.asrock.com/mb/AMD/Fatal1ty%20AB350%20Gaming%20K4/index.asp#Specification So the second M2_2 slot only supports SATA type M.2 SSDs, not NVMe SSDs. I don't have this board and can only go by the specs, but I'd be curious to see a review that was able to use an NVMe SSD in the M2_2 slot. You could boot an OS from a SATA M.2 SSD in this slot. You may be confused about that due to the specs for the M2_1 slot. The bandwidth of the M2_1 slot varies depending upon the model of Ryzen CPU being used. Ryzen A-Series APUs only limit the M2_1 slot to PCIe 3.0 x2. You can boot an OS from an NVMe SSD in the M2_1 slot. Currently, AMD does not provide any RAID support for NVMe SSDs. At this time, that is only a feature provided by Intel and is not something a mother board manufacture can add to a board. |
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Micktalian
Newbie Joined: 21 Jul 2017 Location: California Status: Offline Points: 5 |
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I should have probably given more details but yes you are correct, I am using the K4. The reason I asked if an nvme drive would work in the second slot is its stuck in my head that i read somewhere the M2_2 slot was rated at 20Gb/s. I want to know if I could plug in a larger, yet slower NVMe drive into that M2_2 slot. My 960, that is currently in the M2_1, would fully saturate that connection (assuming it is 20Gb/s) and is currently running at 3,000MBps in the M2_2. Btw I am using a Ryzen 1700 @ 3.9ghz and 16gb of corsair at 3000mhz
Edited by Micktalian - 12 Sep 2017 at 11:27pm |
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parsec
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Some ASRock AM4 boards have the M2_2 slot connected to the chipset, and have the PCIe 2.0 x4 interface at 20Gb/s. But your board's M2_2 slot is strictly for SATA M.2 SSDs, sorry to say. I think you meant to say above, that your 960 is running a 3000MB/s in the M2_1 slot. |
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Micktalian
Newbie Joined: 21 Jul 2017 Location: California Status: Offline Points: 5 |
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datonyb
Senior Member Joined: 11 Apr 2017 Location: London U.K. Status: Offline Points: 3139 |
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samsung do not enable rapid mode for the nvme drives rapid mode only works for sata drives its written in the manuals mate |
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