InstanceFinder / AWS / x8i.64xlarge
x8i.64xlarge
EC2 instance type · 256 vCPU · 4096 GiB RAM · x86_64
On-demand
$28.0102/hr
Monthly
$20,447.48/mo
vCPU
256
Memory
4096 GiB
The x8i.64xlarge is an EC2 instance type with 256 vCPUs and 4096 GiB of memory (16 GiB per vCPU), on the x86_64 architecture. On-demand pricing starts at $28.0102/hr ($20,447.48/mo) in us-east-1. It is available in 12 AWS region(s). Not affiliated with AWS.
Pricing — on-demand, us-east-1
| Hourly (USD) | $28.0102 |
|---|---|
| Monthly (USD, 730 h) | $20,447.48 |
| Per vCPU-hour (USD) | $0.1094 |
| Per GiB-hour (USD) | $0.0068 |
Full specification
| Family | x8i |
|---|---|
| Size | 64xlarge |
| Generation | 8 |
| Current Generation | Yes |
| Bare Metal | No |
| Hypervisor | nitro |
| Free Tier | No |
| Burstable | No |
| Dedicated Hosts | Yes |
| Auto Recovery | Yes |
| Hibernation | No |
| Supported Usage | on-demand, spot |
| Spot Supported | Yes |
| Boot Modes | legacy-bios, uefi |
| Virt Types | hvm |
| Root Device Types | ebs |
| Nitro Enclaves | Yes |
| Nitro Tpm | Yes |
| Vcpu | 256 |
| Cores | 128 |
| Threads Per Core | 2 |
| Arch | x86_64 |
| Clock Ghz | 3.9 |
| Processor | Intel |
| Amd Sev | No |
| Memory Gi B | 4096 |
| Net Perf Text | 80 Gigabit |
| Net Peak Gbps | 80 |
| Net Base Gbps | 80 |
| Net Burstable | No |
| Net Cards | 1 |
| Max Eni | 24 |
| Ipv4 Per Eni | 64 |
| Ipv6 Per Eni | 64 |
| Ena | required |
| Ena Express | Yes |
| Efa | Yes |
| Efa Count | 1 |
| Encryption In Transit | Yes |
| Ebs Optimized | default |
| Ebs Encryption | supported |
| Ebs Nvme | required |
| Ebs Base Gbps | 70 |
| Ebs Peak Gbps | 70 |
| Ebs Base Iops | 320000 |
| Ebs Peak Iops | 320000 |
| Ebs Base M Bps | 8750 |
| Ebs Peak M Bps | 8750 |
| Cpu Features | nested-virtualization |
| Valid Cores | 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124, 128 |
| Valid Threads Per Core | 1, 2 |
| Placement Strategies | cluster, partition, spread |
| Phc Support | Yes |
| Ipv6 Supported | Yes |
| Instance Storage Supported | No |
| Nitro Tpm Versions | 2.0 |
| Mem Per Vcpu Gi B | 16 |
| Regions | ap-northeast-1, ap-northeast-2, ap-south-1, ap-southeast-1, ap-southeast-2, eu-central-1, eu-north-1, eu-west-1, eu-west-3, us-east-1, us-east-2, us-west-2 |
| Region Count | 12 |
On-demand price shown for us-east-1, USD, refreshed 2026-07-23T21:04:02+00:00. Prices and availability vary by region and OS — use the interactive table for the rest.