Ampere is increasing the core count. AmpereOne will cover 136-192 cores, leaving Altra/ Altra Max to core counts of 128 and below. The cache is doubled. Amazon Graviton3 provides up to 25% better compute performance, up to 2x higher floating-point performance, up to 2x faster cryptographic workload performance, up to 3x better performance for ML workloads including support for bfloat16, and 50% more memory bandwidth. Graviton3-based instances use up to 60% less energy for the same performance than comparable EC2 instances.

ARM CPUs offer good performance and power efficiency, which are important factors for payment gateways that need to process transactions quickly and efficiently while also minimizing power consumption. ARM CPUs can be designed to be highly optimized for specific tasks, such as cryptographic operations, which can enable them to perform these tasks more efficiently than general-purpose CPUs.

ARM CPUs can be integrated with hardware security features, such as TrustZone, which can provide a higher level of security for payment gateway transactions. TrustZone creates a secure environment within the CPU that is isolated from the rest of the system, which can prevent attacks such as malware or data breaches.

One of the potential benefits of using RISC-V for a payment gateway is that it can provide greater flexibility in hardware design. RISC-V is designed to be highly configurable, which allows for customization and optimization of the hardware for specific use cases. This enable payment gateway highly efficient and secure systems that meet the specific needs of their customers.

Key advantages of RISC-V for energy efficiency is its low power consumption. RISC-V processors are typically designed to consume less power than traditional processors, which can make them ideal for energy-efficient payment gateways.

Being license-free it enables widespread adoption and innovation without the need for royalty payments or licensing fees. This can make RISC-V an attractive option for payment gateway. RISC-V can be an attractive option for payment gateway for a flexible and affordable solution.