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Topic: Bitmain launches the Z9 Equihash miner - page 29. (Read 37201 times)

copper member
Activity: 94
Merit: 12
BTC mining: Slush Pool, Stratum V2 & Braiins OS+
Slush Pool is now fully compatible with Antminer Z9 mini! We are sorry that it took longer than expected.

Read this to learn how to connect to our pool: https://slushpool.com/help/get-started/getting_started_zcash

Do not hesitate to contact our support team with any questions or issues: https://support.slushpool.com/conversation/new
newbie
Activity: 4
Merit: 7
Yes if you take 3 z9 mini and overclock them you can easily reach 40k. So is it 3 z9 mini glued together for the price of 4 or really 4 z9 mini?

More like 4 z9 minis glued together. Now overclock that. I'm pretty sure the z9 overclocked will do well above 40k
newbie
Activity: 13
Merit: 0
Yes if you take 3 z9 mini and overclock them you can easily reach 40k. So is it 3 z9 mini glued together for the price of 4 or really 4 z9 mini?
legendary
Activity: 3654
Merit: 8909
https://bpip.org
The overclocking potential isn't really known for the full-size Z9. Mini runs at 16k+ quite happily, the big one could be coming already overclocked.
hero member
Activity: 868
Merit: 517
The Z9 has a pretty steep price point for such a late delivery.  I have a hard time seeing how that price makes sense.  They have to know with the batches they have sold and with the batches Inno is selling these will not likely be that profitable by the time they ship.  Seems like there is a disconnect here.
TGJ
jr. member
Activity: 173
Merit: 5
Ya, I don’t see a big advantage with the Z9 over the mini.

The biggest advantage I can see is that you could get by with one large PSU and fewer PCIe power connections.  The full size Z9 says it has 7 connectors.  Four minis would be 16 connectors.
You could use one large PSU to power several minis, would just need a few PCIE splitters.
legendary
Activity: 1726
Merit: 1018
Ya, I don’t see a big advantage with the Z9 over the mini.

The biggest advantage I can see is that you could get by with one large PSU and fewer PCIe power connections.  The full size Z9 says it has 7 connectors.  Four minis would be 16 connectors.
TGJ
jr. member
Activity: 173
Merit: 5
Ya, I don’t see a big advantage with the Z9 over the mini.
newbie
Activity: 5
Merit: 6
z9 is out...
I did not see anything on their tweet yet..the website shows its available though..1-10 sept batch
It's way out of budget for me.. 3319+86 +tax..more likely to pay for 4200 usd here
They ussualy post it on soc med first than update their website...if I remembered it correctly

z9 mini default work: 10k sols
z9 mini OC avg.: 16k sols (1.6x the default)
z9 mini default watt: 300w

z9 default Work: 40ksols  (Or 4 minis.  Not likely to pull any surprises, as Bitmain is pretty consistent with their delivery)
z9 plausible OC: 64k sols
z9 default watt: 1150

z9 mini price batch 2: 850
z9 price: 3400/4 = 850

So, price wise you are paying the same for 4 minis as 1 z9.  If you have coupons from the first batch purchase you are probably better off buying the minis, imo, since you can only use one coupon per miner.  I just grabbed 5 minis in batch two at, before tax/shipping, 600 a piece using 1 coupon per miner.
newbie
Activity: 32
Merit: 0
z9 is out...
    Power consumption: 1150W± 10%
    Hashrate: 40.8k Sol/s ± 5%
Let's see how much it can be OC for the next 2 mo
I did not see anything on their tweet yet..the website shows its available though..1-10 sept batch
They ussualy post it on soc med first than update their website...if I remembered it correctly
----
It's way out of budget for me.. 3319+86 +tax..more likely to pay for 4200 usd here
newbie
Activity: 3
Merit: 0
is it okay to run the fans at 100% all the time?

i oc'ed to 750MHZ and my temps are very good when the fan is at 100%...

all chips from 3 miner are at 57°C - 61°C
member
Activity: 109
Merit: 10
Hi,

TESTING HELP NEEDED: Anyone here with a Antminer Z9 Mini willing to test if our ASIC Registration Wizard works ok? We easily tested on a D3 that we already have but the integration of the Z9 was done through remote testing only. There are two ways to add a Z9 Mni to BetterHash:

  • automatic
  • manual

The manual configuration seems to be working just fine. It would really help us to know if the automatic configuration works as well. We are also interested to know if the speed reported in BetterHash is the correct one.

Settings --> Miners --> ASIC miners

The latest version is available for download here:
https://www.betterhash.net/bh/download/

Thanks a lot,

Daniel
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
For Anyone looking for different Working Pools for the Z9:

Z9 list of working pools/Fork updates
https://bitcointalksearch.org/topic/z9-list-of-working-poolsfork-updates-4404847
hero member
Activity: 868
Merit: 517
Flypool has worked for me, and Prohashing has worked for me for the pools so far.  The miners have been good for me other than that weird glitch the other day which sounds like there may have been some other issue going on.  So far so good. Just hoping the profitability holds up until next batch ships.  Fingers crossed.
member
Activity: 68
Merit: 18
Prohashing seems to be the most profitable pool to be on - even though there's a glitch with their zcash mining as of today.
newbie
Activity: 5
Merit: 0
In regard to OC and chip temperature, mine is running at 750 frequency with chip temperature around 70-75 degree Celsius. The average hash is about 16.4 ksol, which is lower than others' with the same frequency. There has been absolutely no problems for 8 days.

However, I'm slightly concerned about the rising chip temperature due to the weather. I manually adjust fan speed so that the chip temperature lies below 75 degree, but right now it's at the fan's maximum speed. The weather is getting hotter here, so I just wonder if my miner will be okay with increasing temperature.

Any experience with chip temp. over 75, or even 80?

Hi I'm new here, but I run mine at 700... and the temps are 65 at worse. For me that extra 50 isn't worth the risk - so if youre concerned I would take peace of mind over squeezing out every bit of extra gains. You're already WAAAAAAAAAAY ahead past the 11ksols that was promised by Bitmain.  If you burn your board/miner you'll have 0 ksols.  Good luck

Thank you for your kind advice. I've just tested 700, and it's about 65-68 degree with 1.2ksol lower than 750, which is fairly acceptable.

However, I'm really concerned about the ROI, since Innosilicon A9 ZMaster (50ksol/s) has already been released with the promotion of 1+1. Also, ASICminer Equihash 40K is coming up this month, which may lower the profitability of my Z9. I would lower the frequency once I start to make real profits. I guess I gotta lower the frequency when the temp gets over 75 degree.

Anyway, thank you for your advice.

PS I've tested antpool for 1 day, and the rejection rate was fairly high, and I only received approximately 70% of income that I calculated from whattomine.com. Anyone with the same experience?
newbie
Activity: 36
Merit: 0
In regard to OC and chip temperature, mine is running at 750 frequency with chip temperature around 70-75 degree Celsius. The average hash is about 16.4 ksol, which is lower than others' with the same frequency. There has been absolutely no problems for 8 days.

However, I'm slightly concerned about the rising chip temperature due to the weather. I manually adjust fan speed so that the chip temperature lies below 75 degree, but right now it's at the fan's maximum speed. The weather is getting hotter here, so I just wonder if my miner will be okay with increasing temperature.

Any experience with chip temp. over 75, or even 80?

Hi I'm new here, but I run mine at 700... and the temps are 65 at worse. For me that extra 50 isn't worth the risk - so if youre concerned I would take peace of mind over squeezing out every bit of extra gains. You're already WAAAAAAAAAAY ahead past the 11ksols that was promised by Bitmain.  If you burn your board/miner you'll have 0 ksols.  Good luck
newbie
Activity: 5
Merit: 0
In regard to OC and chip temperature, mine is running at 750 frequency with chip temperature around 70-75 degree Celsius. The average hash is about 16.4 ksol, which is lower than others' with the same frequency. There has been absolutely no problems for 8 days.

However, I'm slightly concerned about the rising chip temperature due to the weather. I manually adjust fan speed so that the chip temperature lies below 75 degree, but right now it's at the fan's maximum speed. The weather is getting hotter here, so I just wonder if my miner will be okay with increasing temperature.

Any experience with chip temp. over 75, or even 80?
newbie
Activity: 37
Merit: 0
Hi all, since there was some speculation about the actual temperature maximums for the Z9 mini, I contacted Bitmain and received the following information:

Ambient temperature: 15-35C
PCB Max Temp: 80C
Chip Max Temp: 125C

I was told the PCB and Chip temps are the thermal cutoffs where the unit will shut itself down. Also interesting that their specs on the Z9 mini info page state an operating environment temperature maximum of 40C, but they told me 35C when I contacted.

This is all FWIW, but figured it might be helpful. Also explains why in my environment, when I have the fan set to auto, my Z9 regulates itself to mid 70s C, despite having lower temps possible with a higher fan rpm. Seems 70-80C is perfectly safe for the unit.

lol I gaurantee you if you run chip temps at 125c for more than 5 minutes you’ll have a brick.

Yes, that's plainly obvious. They are thermal shutoffs for a reason. I don't think there is anyone advocating running the Z9 at 125C.

I'm simply sharing the info that was given to me to put anyone at ease who thinks 70C temps are unsafe for the unit.
legendary
Activity: 2172
Merit: 1401
Hi all, since there was some speculation about the actual temperature maximums for the Z9 mini, I contacted Bitmain and received the following information:

Ambient temperature: 15-35C
PCB Max Temp: 80C
Chip Max Temp: 125C

I was told the PCB and Chip temps are the thermal cutoffs where the unit will shut itself down. Also interesting that their specs on the Z9 mini info page state an operating environment temperature maximum of 40C, but they told me 35C when I contacted.

This is all FWIW, but figured it might be helpful. Also explains why in my environment, when I have the fan set to auto, my Z9 regulates itself to mid 70s C, despite having lower temps possible with a higher fan rpm. Seems 70-80C is perfectly safe for the unit.

lol I gaurantee you if you run chip temps at 125c for more than 5 minutes you’ll have a brick.
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