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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)
[复制链接]
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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/ h: k o- Y2 R# h2 D* k
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
- K' ~, R6 q; f. j# X+ u% i* j2 C达76%。" H: g0 X# x6 b: C! _$ H
所有比特币矿机! Q) S9 `- H \7 g0 B. P
S19j Pro占比最高 h# a, b! _+ x+ c+ \! M
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
- n- [ R; _* r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" K4 |7 P! C" m3 h% U0 W! j, n
M50低于最低可检测标准。
4 ^& B5 o5 K6 z- Z1 |: W& t比特币算力分布
7 e/ O& y: a1 i! n4 i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% H' g; C% T4 z' B
同的计算能力。8 i. p3 _; t+ x) W8 k" C( X' {4 W
什么是Nonce?
; { b7 u6 P, G/ Q5 }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/ @; c: L9 U1 D
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
7 J% }# O; Y( F2 J+ lnonce。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。
! s9 q+ `" ~1 f# J4 G& K8 e/ y8 B能源效率提升60%6 }! U' D% A- r s5 L& f
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7 p5 k' N7 x8 m: k7 y# I
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( @- U; v3 W8 X5 v0 S
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%。
2 G6 @( T2 n, F/ a c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
5 y8 X& V4 _7 X! b! J力效能越高。
/ ~; S& }! J1 a e; g% W3 g& r: b: Q$ T! G0 o. O! Q; X
6 f4 Z7 Q- U. u9 L7 v& {7 F
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