Amazon Simple Queue Service (SQS) announces an increased quota for a high throughput mode for FIFO queues, allowing you to process up to 18,000 transactions per second per API action in US East (Ohio), US East (N. Virginia), US West (Oregon), Europe (Ireland), Europe (Frankfurt) regions. For Asia Pacific (Mumbai), Asia Pacific (Singapore), Asia Pacific (Sydney), and Asia Pacific (Tokyo) regions, the throughput quota has been increased to 9,000 transactions per second, per API action. For Europe (London) and South America (Sao Paulo) regions, the throughput quota has been increased to 4,500 transactions per second per API action. For all other regions where SQS is generally available today, the quota for high throughput mode is 2,400 transactions per second.
Source:: Amazon AWS