Introduction of Bitmain's first 7nm chip Antminer T15

Equipped with Bitmain's first 7nm chip, the Antminer T15 was launched on November 8, and continued to write the miracle of the King of Antminers with its sustainability and super energy-saving level. Converging all-round technological evolution of Bitmain, T15 supports SHA256 mining algorithm, allowing miners to enjoy a new mining experience with high performance and low power consumption.

In order to help all miners to better understand the advantages of T15, today's article understands the mining machine series, Antmei will lead you to fully interpret the Antminer T15!

Antminer T15 basic parameters

First, let's take a look at the specific parameters of T15. T15 has two built-in mining modes. The standard mode has a computing power of 23TH/S±2%, and the power consumption is 1541W±7%. The low-power mode has a computing power of 20TH/S. ±2%, power consumption is 1200W ±7%.

Interpretation of product structure

T15 adopts an all-in-one design. The power supply of the mining machine is attached to the side of the mining machine. It can be placed upright or horizontally. The miner can choose the placement method you need according to the size of the mine rack.

The front of the T15 fuselage is equipped with two cooling fans, and the rear end of the fuselage is a honeycomb cooling net.

The right side of the fuselage is the power supply of the mining machine, which can be directly connected to the 220V power supply.

Four core highlights

Highlight 1: Equipped with Bitmain's first 7nm chip with high performance and power saving

T15 is equipped with Bitmain's first 7nm chip BM1391, a single chip integrates 1 billion transistors. Thanks to the unique circuit structure and algorithm optimization, the computing performance of the BM1391 chip has been significantly improved, helping to comprehensively improve the T15 mining performance.

In addition to the performance improvement, the BM1391 also has a major breakthrough in chip packaging. The BM1391 adopts the industry-leading Exposed Die package solution and abandons the traditional Overmolding plastic package. In the Exposed Die package solution, the backside of the wafer is directly in contact with the heat dissipation interface and the heat sink, and the heat transfer efficiency is greatly improved.

The optimization of the chip brings excellent low-power performance to the T15. The energy efficiency ratio of the standard mode is 67J/T, and the low-power mode is 60J/T! Electricity is the main expense of mining, and the low power consumption of T15 will help miners save a lot of electricity, reduce mining expenses, and mine sustainably.

Highlight 2: Fan parallel design improves heat dissipation efficiency

Different from the traditional air-cooled miner, the T15 adopts a new heat dissipation structure and applies a fan parallel design. In the new heat dissipation structure, the front part of the miner is dissipated by dual fans, and the rear part uses a honeycomb heat dissipation net. The fan parallel design can shorten the cooling air path and reduce the wind resistance, which helps to improve the cooling efficiency of the T15.

The upgrade of the T15 cooling system can improve the reliability of the long-term operation of the mining machine and reduce the operation and maintenance cost of the mine; on the other hand, it can help reduce the working temperature of the mine, improve the environment of the mine and reduce the cost of cooling.

Highlight 3: Two mining modes meet the individual needs of miners

Antminer T15 has two built-in mining modes. The normal mode has a rated computing power of 23TH/S and an energy efficiency ratio of 67J/T, which can bring more computing power support to miners and is suitable for miners who pursue high computing power; low power consumption The mode computing power is 20TH/S, the energy efficiency ratio is as low as 60J/T, and the energy saving level is higher, which is more suitable for miners who need energy saving.

The way to switch between the two modes is very simple, miners only need to select the mode you want in the background of the miner, and you can easily switch!

Highlight 4: All-in-one machine design is more convenient for mine management

In order to improve the space utilization rate of the mine, the Antminer T15 adopts the mining machine + power supply integrated machine design, and the power supply is attached to the side of the mining machine. Miners can freely choose the placement method of the mining machine according to the design of the mine, which can be placed vertically or horizontally, and can be flexibly adapted to different mines and racks. The all-in-one machine design is also more convenient for miners to put on and off the machine, and the operation of the mine is more convenient.

It is worth mentioning that the T15 is equipped with the new high conversion efficiency power supply APW8 of the Antminer. The new power supply can reduce the power loss during the power conversion process, thereby helping mines save electricity costs.

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