How long does it usually take for a blockchain to reach consensus on a new block?

3 answers

• Simon leoApr 05, 2021 · 4 years ago
  The time it takes for a blockchain to reach consensus on a new block can vary depending on several factors. In general, most blockchains aim to achieve consensus within a few minutes. However, the actual time can be influenced by the network's congestion, the number of nodes participating in the consensus process, and the consensus algorithm used by the blockchain. For example, Bitcoin's blockchain typically takes around 10 minutes to reach consensus on a new block, while Ethereum's blockchain aims for an average block time of around 15 seconds. It's important to note that these times can fluctuate and are not fixed. Overall, the goal is to strike a balance between achieving consensus efficiently and maintaining the security and integrity of the blockchain.
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• stromy kibaMay 13, 2024 · a year ago
  When it comes to blockchain consensus, time is of the essence. The duration it takes for a blockchain to agree on a new block can vary depending on the specific blockchain and its underlying technology. Some blockchains, like Bitcoin, use a proof-of-work consensus algorithm, which requires miners to solve complex mathematical puzzles to validate transactions and create new blocks. This process can take around 10 minutes on average. On the other hand, blockchains like Ethereum are transitioning to a proof-of-stake consensus mechanism, which aims to achieve consensus in a matter of seconds. So, the time it takes for a blockchain to reach consensus on a new block can range from minutes to seconds, depending on the blockchain's design and the consensus algorithm it employs.
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• Rohith GantaJan 06, 2025 · 6 months ago
  In the world of blockchain, consensus is the name of the game. When it comes to reaching agreement on a new block, different blockchains have different strategies. For example, Bitcoin, the pioneer of blockchain technology, typically takes around 10 minutes to reach consensus on a new block. This is because Bitcoin uses a proof-of-work consensus algorithm, which requires miners to solve complex mathematical problems. On the other hand, Ethereum, another popular blockchain, aims for an average block time of around 15 seconds. Ethereum achieves this by using a proof-of-stake consensus mechanism, which relies on validators who hold a certain amount of cryptocurrency to validate transactions and create new blocks. So, the time it takes for a blockchain to achieve consensus on a new block can vary significantly depending on the blockchain's design and the consensus algorithm it employs. It's important to consider these factors when evaluating the performance and efficiency of different blockchains.
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