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[lastpost] => 2781743 比特币价格不会暴跌至 92,000 美元,原因如下(转) 1763233535 小作文
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[虚拟币交流]
比特大陆S19矿机占比特币全网算力76%!能源效率5年已提升60% (转载)
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今年以来,随着比特币价格回暖,加上比特币网络生态的引爆,导致交易手续费居高不$ G/ P. k. h$ x% C6 J
下,在此背景下的最大赢家就是比特币矿工,而据Coinmetrics最新的研究指出比特大陆矿机占比特币网络算力高( N' {2 j, C1 i
达76%。
$ B: k, ?7 A4 j* M7 _6 Z$ Y所有比特币矿机
% V7 G% O: O4 R. ~0 _* R: D c. iS19j Pro占比最高
4 m' ?) X+ f+ Y0 o$ }据Coinmetrics发现,比特大陆的S19j Pro机型占网络哈希率的34.3%,S19占28.1%,自2021年3月以来,两者
' n7 ]/ K) r9 Z9 u! [5 v一直是网络上使用最多的机器,另外,S19XP占网络哈希率的另外13.7%,同时,研究人员表示,MicroBT的: S" Y, t5 _9 A4 q& E
M50低于最低可检测标准。% s8 M8 E6 J' [$ k3 P
比特币算力分布# W- ]* H. V' b# i2 y9 f
该研究追踪了Nonce来确定比特币的挖矿中到底使用了哪些采矿机器,不同的机型因为消耗不同的电量来产生不: u# D0 @; Y# \# u) w' ?" M
同的计算能力。
7 T( v0 V; N) }2 o1 x什么是Nonce?
4 i/ E; B& T; ]+ K$ c& C( f# Q比特币挖矿者所做的可以想像是锁匠在试图打开一扇没有钥匙的门,但在比特币网络中不仅有一个锁匠,而是成) E* T# m; _, S/ a
千上万个锁匠,他们同时试图制作一把可以打开这扇门的钥匙。在这个类比中,锁匠大量生产的钥匙就是
6 q* R' x- X9 L/ h$ f4 bnonce。根据用于制作每个钥匙的设备和过程,该钥匙将具有独特的模式,可能是形状或材料上的差异。
; P9 |8 \/ _, g* j" F; P( X能源效率提升60%
# f' p- F2 Z; M比特币挖矿设备在每瓦特电力下所产生的算力差异很大,一般而言,新型设备当然比旧型设备效率更高,此份研$ t$ E7 l3 o: S7 C2 M
究以每个设备不同的算力,推算全网的平均效能,与2018年7月1日的89.3J/TH相比,如今比特币网络平均消耗将
! j9 ~$ Z! T z8 U低至33.6J/TH,网络的能源效率也大幅提高了约60%,等于每算力能量消耗量下降了37.5%。/ Q, ]& F2 A# N! z. ~ V
注:J/TH是一个能效单位,代表每瓦特小时(Jouleper Terahash)的能量消耗。每瓦特小时所消耗的能量越低,算! p; t0 _/ q1 n$ N u2 w: M
力效能越高。+ j, W1 U0 L$ E4 N3 z5 y8 r8 O1 Q1 f. E
# m0 [ F5 H. x, s( \5 {
' b9 h, R; R; W/ H1 ?/ y/ q# Y
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