New low-cost burstable Amazon EC2 T8i instances are generally available

Amazon announced that its new T8i instances run on custom sixth‑generation Intel Xeon “Granite Rapids” silicon and the Nitro system, delivering a baseline of two vCPUs per size with memory ranging from 0.5 GiB (t8i.nano) to 4 GiB (t8i.medium). Compared with the prior T3 line, AWS claims a 30% improvement in price‑performance, a 70% boost in raw compute, 1.25× higher network burst bandwidth, and 2.4× faster EBS throughput. All four sizes retain the familiar CPU‑credit model, with baseline performance per vCPU of 5‑20 % and credit accrual rates of 5‑12 credits per hour, making the upgrade path for existing T3 users frictionless. The instances launch today in 12 AWS Regions across the U.S., Europe, Asia‑Pacific and Canada, and the micro and small variants are even covered by the free tier.

The T8i rollout reflects Amazon’s broader push to refresh its cost‑optimized compute portfolio while keeping Intel‑based options alongside the popular Graviton ARM offerings. By positioning the T8i as a direct, higher‑performing successor to T3, AWS aims to retain customers who favor the burstable credit model for development, CI/CD pipelines, low‑traffic web services, and short‑duration batch jobs. The announcement also nudges customers toward the newer M8i Flex family for workloads that outgrow the T8i’s 2‑vCPU ceiling, signaling a tiered strategy that funnels small‑scale users into the T line and larger, more variable workloads into the M line. Competitors such as Microsoft Azure and Google Cloud have introduced similar low‑cost burstable VMs, so the incremental performance gains are crucial for AWS to maintain its price‑lead in this segment.

Looking ahead, the T8i’s impact will hinge on pricing details for Spot and upcoming Savings Plans, as well as the speed of regional roll‑out beyond the initial 12 locations. The lack of dedicated tenancy or host support may limit adoption for regulated or isolated environments, pushing those users toward other instance families. Monitoring customer migration from T3 to T8i, especially in the free‑tier micro and small sizes, will reveal whether the promised performance uplift translates into measurable cost savings. Additionally, any future Intel‑based enhancements or a comparable Graviton‑based burstable line could reshape the value proposition of the T8i.