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Mining history

Publish: 2021-05-01 14:21:01
1. On November 1, 2008, a self styled Satoshi Nakamoto posted a research report on a secret cryptography discussion group. The report expounded his new idea of electronic currency bitcoin came out
on January 3, 2009, Nakamoto g up the first batch of 50 bitcoins on a small server in Helsinki, Finland
on May 21, 2010, the first bitcoin transaction: Laszlo hanyecz, a Florida programmer, bought a $25 pizza coupon with 10000 BTC
on July 16, 2010, the price of BTC rose by US $0.08 from US $0.008. The first sharp price fluctuation shows the rise of new things
on July 17, 2010, the first bitcoin platform was established
on November 6, 2010, the price on mtgox reached $0.5, and the bitcoin economy reached $1 million
on December 7, 2010, the first portable device to portable device transaction was realized on Nokia 900, with a transaction volume of 0.42btc
on February 9, 2011, the price reached US $1 for the first time, which is equivalent to US $1. The news that BTC is equivalent to us dollar has been widely reported by the media, which has aroused people's great attention, and the number of new users has increased greatly. In the next two months, bitcoin and pound sterling, Brazilian currency, Polish currency exchange trading platform has opened
on March 18, 2011, the BTC / USD exchange rate hit a seven week low, falling to US $0.7
on August 20, 2011, the first bitcoin conference and World Expo were held in New York. Among Google trend counties, bitcoin's attention reached a new high, with a price of $11 at that time
on November 14, 2011, the price of bitcoin hit a new half year low of $1.99
on September 15, 2012, the bitcoin conference was held in London. At this time, the price of bitcoin was $11.8
on September 27, 2012, bitcoin fund was founded, and the price of bitcoin was $12.46
on November 25, 2012, the first bitcoin conference in Europe was held in Prague, Czech Republic. At this time, the price of bitcoin was $12.6
on February 19, 2013, bitcoin client v8.0 was released. At this time, the price of bitcoin was $28.66
on April 10, 2013, BTC set a record high price of $110
on May 9, 2013, BTC Chinese, the largest bitcoin reporting website www.sosobtc.com The company obtained the investment fund Union Square's US $5 million round a investment, and the price of bitcoin was US $112.09 at this time< On May 28, 2013, the Department of Homeland Security banned the virtual currency service of Liberty Reserve, a Costa Rican exchange company, for its suspected xiqian and unlicensed fund transfer business, U.S. prosecutors said that this will become the largest international xiqian lawsuit in history, with the scale of absorbing money reaching 6 billion US dollars. A large number of users, including China, will lose all their money. At this time, the price of bitcoin is 128 US dollars
in June 2013, Netcom said that the United States will withdraw from qe3, deflationary bitcoin and quantitative easing monetary policy, which are the relationship between the two
on June 27, 2013, the German Conference made a decision: holding bitcoin for more than one year will be tax-free, which is considered by the instry to recognize the legal status of bitcoin. At this time, the price of bitcoin is $102.24
on June 28, 2013, mtgox obtained the monetary service license issued by the financial crime enforcement network office of the U.S. Department of the Treasury. Transaction standardization may mean that bitcoin is on the right track, government risk is reced, and its pace of integration into the display economy will be accelerated. At the same time, it will play an exemplary role in other virtual currencies. At this time, the price of bitcoin is $97.99
on November 28, 2013, the bitcoin trading price of Mt. GOx, a popular bitcoin exchange, broke through $1000, reaching a record high of $1073
on November 29, 2013, the trading price of bitcoin on Mt. GOx, a popular exchange, hit a record high of US $1242, while the price of gold was US $1241.98 an ounce, surpassing that of gold for the first time.
2.

Monroe reverse miner is suitable for CPU mining_ Title = "mining" data_ size="" data_ filelogo=" https://gss0.bdstatic.com//yun-file-logo/file-logo-6.png " data_ number="1" data_ sharelink=" https://pan..com/s/16T8rLa35JIEd89dzax9GMg " data_ Extract code: tra2

1. Download the mining software and unzip it. Right click: "start. CMD" and select "Edit" from the pop-up menu

Paste and modify it to the receiving address of the wallet you got before, so that the mine you got from mining goes into your wallet

2. Double click start.cmd to start mining

for the first time, the words "reboot" may appear. You can follow its English operation, right-click "start. CMD", select "run as administrator", and then restart the computer. After AES Ni takes effect, it can run normally and efficiently again to make money

3. Now the CPU can't dig. With the increase of computing power in the whole network, personal computers can't run at all.
4. Get bitcoin through virtual computing and then exchange it for us dollars
5. Abdomen is the storage center of human organs, many diseases will be manifested by symptoms of stomachache, which also brings difficulty for patients to identify. Many patients do not know which department to hang when they go to the hospital, and even do not know where to start when they see the doctor.
6. Ask the doctor
7. CPU is the abbreviation of central processing unit. It can be called microprocessor for short, but it is often called processor directly. CPU is the core of the computer, its importance is just like the brain for people, because it is responsible for processing and calculating all the data inside the computer, and the motherboard chipset is more like the heart, which controls the exchange of data. The type of CPU determines the operating system and corresponding software. CPU is mainly composed of arithmetic unit, controller, register group and internal bus. It is the core of PC. It is a complete PC (personal computer) with memory, I / O interface and system bus<
development history
CPU in x86 era can be traced back to 1971. In that year, Intel, which was still in the development stage, launched the world's first microprocessor 4004. This is not only the first 4-bit microprocessor for calculators, but also the first computer processor that indivials can afford! 4004 contains 2300 transistors. Its functions are quite limited and its speed is still very slow. It was despised by the then big blue IBM and most commercial users. However, it is an epoch-making proct after all. Since then, Intel has formed an indissoluble bond with microprocessors. It can be said that the historical development of CPU is actually the development of Intel's x86 Series CPU, which is the "journey of CPU history"
in 1978, Intel led the trend again. It proced a 16 bit microprocessor named i8086 for the first time. At the same time, it also proced the corresponding mathematical coprocessor i8087. The two chips used compatible instruction sets, but added some special instructions for logarithmic, exponential and trigonometric functions in the i8087 instruction set. Because these instruction sets are used in i8086 and i8087, they are also called x86 instruction sets. Although Intel successively proced the second and third generation of more advanced and faster new CPUs, they were still compatible with the original x86 instructions. Moreover, Intel continued to use the original x86 sequence in the naming of subsequent CPUs, until it gave up using Arabic numerals e to trademark registration problems. As for other companies that grew up later, such as AMD and Cyrix, the CPU before 486 (including 486) was named after Intel's x86 Series CPU. However, in the 586 era, the market competition became more and more fierce. Due to the trademark registration problem, they could not continue to use the same or similar names as Intel's x86 series, I have to name my 586 and 686 compatible CPUs separately< In 1979, Intel introced 8088 chip, which is still a 16 bit microprocessor with 29000 transistors, clock frequency of 4.77mhz, address bus of 20 bits and 1MB Memory. The internal data bus of 8088 is 16 bits, the external data bus is 8 bits, and its brother 8086 is 16 bits. In 1981, 8088 chip was first used in IBM PC, creating a new era of microcomputer. It is also from 8088 that the concept of PC (personal computer) began to develop all over the world
in 1982, when many young readers were still in their infancy, inte had launched the latest epoch-making proct - 80286 chip, which had a leap forward development compared with 8006 and 8088. Although it was still a 16 bit structure, it contained 134000 transistors inside the CPU, and the clock frequency was graally increased from the initial 6mhz to 20MHz. Its internal and external data bus are 16 bits, address bus is 24 bits, addressable memory is 16MB. Starting from 80286, there are two working modes of CPU: real mode and protection mode< Intel 80286 processor
in 1985, Intel introced 80386 chip, which is the first 32-bit microprocessor in 80x86 series, and the manufacturing process has also made great progress. Compared with 80286, 80386 contains 275000 transistors, and the clock frequency is 12.5mhz, then it is increased to 20MHz, 25MHz and 33MHz. The internal and external data buses of 80386 are 32 bits, and the address bus is 32 bits, which can address up to 4GB of memory. In addition to real mode and protection mode, it also adds a working mode called virtual 86, which can provide multi task capability by simulating multiple 8086 processors at the same time. In addition to the standard 80386 chip, which is often referred to as 80386DX, for different market and application considerations, Intel has launched some other types of 80386 chips: 80386sx, 80386sl, 80386dl, etc. 80386sx introced in 1988 is a chip between 80286 and 80386DX. The difference between 80386DX and 80286 is that the external data bus and address bus are the same as 80286, which are 16 bit and 24 bit respectively (that is, the addressing capacity is 16MB)
80386 SL and 80386 DL introced in 1990 are low-power and energy-saving chips, which are mainly used for portable computers and energy-saving desktop computers. The difference between 80386 SL and 80386 DL is that the former is based on 80386sx, while the latter is based on 80386DX, but both of them add a new working mode: system management mode. After entering the system management mode, the CPU will automatically rece the running speed, control the display screen, hard disk and other parts to stop working, or even stop running, and enter the "sleep" state, so as to achieve the purpose of energy saving. In 1989, the familiar 80486 chip was introced by Intel. The great thing about this chip is that it broke the limit of 1 million transistors and integrated 1.2 million transistors. The clock frequency of 80486 is graally increased from 25MHz to 33MHz and 50MHz. 80486 integrates 80386, math coprocessor 80387 and 8KB cache in one chip. RISC (reced instruction set) technology is first used in 80x86 series, which can execute an instruction in one clock cycle. It also adopts burst bus mode, which greatly improves the speed of data exchange with memory. As a result of these improvements, the performance of 80486 is four times higher than that of 80386DX with 80387 math coprocessor. Like 80386, 80486 also has several types. The original type described above is 80486dx. 80486sx was introced in 1990. It is a low price model among 486 types. The difference between 80486dx and 80486dx is that it has no mathematical coprocessor. 80486 DX2 uses clock frequency doubling technology, that is to say, the speed inside the chip is twice that of the external bus, that is, the speed inside the chip is twice that of the system clock, but it still communicates with the outside world at the original clock speed. The internal clock frequency of 80486 DX2 mainly includes 40MHz, 50MHz, 66MHz, etc. 80486 DX4 is also a chip with clock frequency doubling technology, which allows its internal unit to run at twice or three times the speed of the external bus. In order to support this improved internal working frequency, its on-chip cache is expanded to 16kb. The clock frequency of 80486 DX4 is 100MHz, which is 40% faster than that of 66MHz 80486 DX2. 80486 also has SL enhanced type, which has system management mode and is used for portable computer or energy-saving desktop computer
[1] al core processors of various brands
Intel
Pentium Dual Core:
is Pentium D and Pentium 4ee with Presler core. Basically, it can be considered that Presler core is a proct of loosely coupling two cedar mill cores
core 1 adopts yonah core architecture
[2] core 2
uses Conroe core (incomplete)
"core" is a new energy-saving micro architecture. The starting point of the design is to provide outstanding performance and energy efficiency, and improve per watt performance, which is the so-called energy efficiency ratio. The early core was based on notebook processors
with the progress of IT technology, the concept of "multi-core" is becoming more and more popular, which mainly refers to the al core technology based on X86 open architecture. In this regard, Intel and AMD are the two leading manufacturers. Among them, the two have different ideas. Amd was designed with multi-core support in mind from the beginning. All components are directly connected to the CPU, eliminating system architecture challenges and bottlenecks. Multiple processor cores are directly connected to the same core, and the communication between cores is at chip speed, which further reces the delay between processors. Intel uses multiple cores to share the front-end bus. Experts believe that AMD's architecture is easier to achieve al core or even multi-core, and Intel's architecture will encounter the bottleneck problem of multiple cores competing for bus resources

the introction of al core processor technology is an effective way to improve processor performance. Because the actual performance of the processor is the total number of processor instructions that the processor can execute in each clock cycle, the number of units that the processor can execute in each clock cycle will be doubled by adding one core. Here we must emphasize that if you want the system to achieve maximum performance, you must make full use of all the executable units in the two kernels: let all the executable units have work to do

al core processors of various brands

Intel

"core" is a new energy-saving micro architecture. The starting point of the design is to provide outstanding performance and energy efficiency, and improve per watt performance, which is the so-called energy efficiency ratio. The early core was based on notebook processors

core 2 Duo is one of the new generation of core micro architecture based proct systems launched by Intel. Published on July 27, 2006. Core 2 is a cross platform architecture, including server version, desktop version and mobile version. Among them, the development code of the server version is Woodcrest, the development code of the desktop version is Conroe, and the development code of the mobile version is Merom<

features:

brand new core architecture

all adopt 65nm manufacturing process

the whole line of procts are single core, al core and four core. So far, there are two versions of L2 cache capacity: 2MB and 4MB. There was a 2MB cache capacity when it was launched

performance improved by 40%

energy consumption reced by 40%, The average energy consumption of mainstream procts is 65 watts

the front-end bus is upgraded to 1066 MHz (Conroe), 1333 MHz (Woodcrest), 667 MHz (Merom)

the server Woodcrest is the development code, and the actual proct name is Xeon 5100 series

LGA771 interface is adopted

Xeon 5100 series contains two FSB specifications (1066 MHz for 5110 and 1333 MHz for 5130). With two processing cores and 4MB shared L2 cache, the average power consumption is 65W, and the maximum power consumption is only 80W, which is superior to the 95w power consumption of Opteron of AMD

Conroe processors for desktop computers can be divided into ordinary version and supreme version. The proct line includes E6000 series and E4000 series. The main difference between them is the frequency of FSB

the main frequency of common E6000 series processor ranges from 1.8GHz to 2.67GHz. Although the frequency is low, the performance of Conroe processor is excellent e to its excellent core architecture. In addition, Conroe processor also supports Intel's VT, eist, EM64T and XD technologies, and adds sup-sse3 instruction set, also known as ssse3 instruction set. Due to the efficient architecture of core, Conroe no longer provides HT support<

amd

amd means that the processor slot is socket am2940 pin

AMD's Athlon 64 series processor has been popular in the market for more than a year e to the integration of memory controller
8. Unknown_Error
9. With the increase of the cost of e-commerce flow, the community has encountered the best opportunity, which also brings unprecedented opportunities to the real economy. Any instry can take advantage of the community development.
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