MegaETH Public Testnet: How the New Rollup Accelerates Ethereum

Sun Mar 23 2025
MegaETH's public testnet demonstrates significant advancements in scalability, achieving 20,000 TPS with plans to reach 100,000 TPS. The implementation of parallel execution, efficient state synchronization, and optimizations in storage and bytecode compilation set the stage for a promising Ethereum Layer 2 solution.

Developers of the MegaETH Rollup Launch Public Testnet for L2 Project Based on Ethereum 😎

The MegaETH rollup project has launched its public testnet, claiming a throughput capacity of 20,000 transactions per second (TPS). The testnet hosts around 30 applications, including those from the GTE trading platform and the prediction market Guess.Best.

According to the MegaETH team, the network has achieved a block processing time of 10 milliseconds25x faster than the 250-millisecond block time of the fastest rollup, Arbitrum. Following the introduction of their proprietary parallelization mechanism, the developers plan to reach 100,000 TPS, aligning with the hypothetical L1 Ethereum target mentioned by Vitalik Buterin in 2021.

Notably, in March, Santiment experts observed a decline in optimism regarding Ethereum, signaling the growing importance of scalability solutions like MegaETH.


Key Features of MegaETH

🔹 A New State Trie: MegaETH’s custom state trie reduces disk I/O costs and scales to terabytes of data, ensuring smooth operation even on low-RAM nodes.

🔹 Write-Optimized Storage Backend: Unlike the commonly used MDBX database, MegaETH’s revamped storage backend optimizes for high write rates, reducing write amplification issues and single-writer locks.

🔹 Bytecode Compilation: MegaETH eliminates EVM runtime overhead using just-in-time (JIT) compilation, delivering near-native code speed for compute-heavy dApps.

🔹 Two-Pronged Parallel Execution:

  • Separate mechanisms for block production and validation.
  • The sequencer supports any concurrency control protocol.
  • Stateless validation for full nodes, maximizing parallel processing.

🔹 Efficient State Synchronization:

  • Uses a custom P2P protocol for low-latency, high-throughput syncing.
  • Even low-cost nodes can stay in sync at 100,000 TPS and quickly catch up.

🔹 Streaming EVM:

  • MegaETH integrates a streaming block production pipeline with a 1ms target block time.
  • Operates asynchronously, ensuring continuous transaction processing and real-time result emission.

🚀 The Race for Ethereum Scalability

With Ethereum L2 competition heating up, MegaETH’s ultra-high throughput and low-latency processing put it in a strong position. If it can deliver on its 100,000 TPS vision, it could become a game-changer in Ethereum scalability.

💡 Will MegaETH be the breakthrough Ethereum L2 needs? Let’s see how this high-speed rollup evolves! 🚀


🔥TL;DR:

  • MegaETH launched its public testnet, boasting 20,000 TPS and aiming for 100,000 TPS.
  • Claims 10ms block time, making it 25x faster than Arbitrum.
  • Features parallel execution, bytecode JIT compilation, and an optimized storage backend.
  • Aims to redefine Ethereum scalability, potentially changing the L2 landscape.
  • Could MegaETH be the next big thing in rollups? 🤔

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