MicroBT Whatsminer M20S (Product Review)

 

Description:

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Model Whatsminer M20S from MicroBT mining SHA-256 algorithm with a maximum hashrate of 68Th/s for a power consumption of 3360W.MicroBT Whatsminer M20S is a SHA-256 calculation mining hardware sold by Sesterce Mining. It can mine Bitcoin (BTC) with a most extreme hash rate of 65TH/s for a force utilization of 3120W. The $2020 USD cost incorporates the PSU.
Specifications:
The MicroBT Whatsminer M20S specialized determinations are as per the following:
Manufacturer MicroBT
Model Whatsminer M20S
Release November 2019
Size 155 x 240 x 390mm
Weight 10750g
Chip name TSMC
Chip size 12nm
Noise level 75db
Fan(s) 2
Power 3120W
Voltage 12V
Interface Ethernet
Temperature -5 – 40 °C
Humidity 5 – 95 %
General information, other items needed:
WhatsMiner M20S is a Bitcoin (SHA-256) ASIC excavator utilizing 12nm ASIC chip innovation, fabricated by Shenzhen Bit Microelectronics Technology Co., Ltd (central command in Shenzhen, China). They are additionally referred to short as MicroBT. This is an independent excavator with an inherent controller board and an implicit force supply unit. The promoted ostensible hash rate for this specific model is 68.0 Th/s with an ostensible force utilization of 3260 Watts. It loads 12.5 kg and the external measurements are 385 mm (L) x 160 mm (W) x 240mm (H).
Technical specifications:

WhatsMiner M20S (68.0 Th/s)

Hash rate: 68.0 Th/s (+-5%)
Power consumption: 3260 W (+-10%)
Power efficiency: 0.048 J / Gh/s
AC voltage input for the power supply: 200 – 240 VAC
DC voltage input for the miner: 12 VDC
ASIC chip type: 12nm Bitcoin (SHA-256) ASIC chip
Chip quantity per hash board: 105 chips
Number of hash boards per unit (miner): 3 hash boards
Chip quantity per unit: 315 chips
Cooling: 2pc.  140 mm x 38 mm 12 VDC 9.0 A, 7400 rpm cooling fan, model:
Delta PFC1412HE-00 (front and back, in a push-pull configuration).
Weight: 12.5 kg
Dimensions: 385 mm (L) x 160 mm (W) x 240mm (H)
Working temperature: -5℃  –  35℃
Installation:
The establishment with this excavator is a brisk procedure which is  a result of the implicit force supply unit. For the system correspondence, you have to interface an Ethernet link to your excavator .What’s more, the opposite finish of the link to your system’s switch/switch gadget. And afterward you need a decent quality C19 power string which fits into your electrical force attachment. If it’s not too much trouble ensure that it is evaluated for in any event 16A persistent amp rating. The miner organize settings are set to the DHCP mode as a default alternative. This implies the digger will get an IP address naturally from the switch’s DHCP IP address pool. You can discover the IP address genuinely simple for example by getting to your switch web arrangement page. There is additionally an official IP discovered program called “WhatsMinerTool”. This program makes it feasible for you to utilize the excavator IP discovered capacity. Furthermore, make sense of the miner IP address.

WhatsMinerTool User Guide & Software:

At the point when the underlying arrangement is prepared, power on the excavator and start by finding the miner IP address, After the miner IP address is known, it is conceivable to proceed onward to the following stage, which is Configuration.
Configuration
First you need open a web browser and go the miner IP address.
The miner will then ask you for the user credentials.
Username: root
Password (default): root
After that the time has come to arrangement the mining pool settings.

You have to experience menus and discover the Cg miner setup page. Snap the drop down rundown and snap ‘custom’. Presently you can arrangement any pool address willingly. You can set this excavator to mine any SHA-256d calculation based cryptographic money in any mining pool of your decision. This miner isn’t utilizing the AsicBoost. You can put the pool stratum address, username and secret key for three distinct pools in a need request: Pool 1 > Pool 2 > Pool 3.

So if the primary pool kicks the bucket for reasons unknown, the digger will naturally keep mining with the following pool. Also, on the off chance that the first and second pools are dead, the excavator will at that point consequently keep mining with the third pool. Inner hash board recurrence and cooling fan settings are programmed, there is no likelihood to have your custom settings.

At the point when you have all the settings prepared, you can squeeze ‘Spare and Apply’.
At that point you can experience menus and snap ‘Reboot’ to reboot the digger.
The startup procedure for the digger takes some time as it experiences the hash load up recurrence settings.
So you need tolerance when you fire up this machine and
There is no should be concerned despite the fact that the numbers may look strange from the start.
The miner additionally experiences not many cg miner programming restarts during the chilly startup. Which is absolutely ordinary behavior for this miner. After the last cg miner restarts, the cool startup process is prepared. Furthermore, after that the miner truly begins to do the mining. You should now have the option to see the excavator working at around 68 THz/s hash rate.

Testing:

At the point when the miner settings were set and all set, the time had come to test the excavator and perceive how it begins running. Much the same as with the S9, the M20S hash board recurrence settings are additionally set naturally during the startup procedure. The M20S is likewise ready to control the force supply unit (P20) and in this manner change the dc yield voltage took care of to the hash sheets. The objective with this arrangement is to get the greatest presentation conceivable. At the point when the digger was prepared with the startup procedure, the hash rate rose to about a normal of 69.6 THz/s region. The power consumption was also measured during this test.

Power consumption measurement:

The power measurement was done with Perel E305EM6-G energy meter.A stable result for the power consumption at wall was 3370 W,
and the average hash rate for the mining was 69.6 Th/s.
These numbers give us a following power efficiency (at wall): 3370 / 69600 = 0.04842 J per Gh/s.

Profitability

Conclusion:

WhatsMiner M20S is a Big Beast for a digger and it is productive bit of apparatus in the current Bitcoin ASIC excavator equipment advertise.

The MicroBT folks have had the option to create very force effective and serious equipment in most recent couple of years Furthermore, they make a genuine contender to producers like Bit main, Canaan and Bit fury. The M20S is an exceptionally thick bundle, the superficial force load is exceptionally high, near 3.4kW (!).There are enormous estimated heat sinks with high fire up cooling fans .

What’s more, the miner doesn’t get excessively hot on the off chance that you are in a domain inside the specialized specs limits. This is an incredibly noisy miner as a large portion of the cutting edge ASIC excavators are, This machine performed similarly as promoted, in reality somewhat better. It got a normal hash pace of 69.6 Th/s and the ostensible rate is 68.0 Th/s (+-5%).

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