c6g.16xlargevsc6i.16xlarge
c6g.16xlarge is 20% cheaper than c6i.16xlarge on demand in US East (N. Virginia), saving $397.12 a month. They use different processor architectures (arm64 and x86_64), so software built for one may need rebuilding to run on the other.
| At a glance | c6g.16xlarge | c6i.16xlarge |
|---|---|---|
| On-demand | $2.176/hr20% less | $2.72/hr |
| Lowest rate | $0.5851/hr17% lessSpot, can be interrupted | $0.7046/hrSpot, can be interrupted |
| Size | 64 vCPUs, 128 GiB | 64 vCPUs, 128 GiB |
| Processor | AWS Graviton2 Processor | Intel Xeon 8375C (Ice Lake) |
| Architecture | arm64 | x86_64 |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.
| Option | c6g.16xlarge | c6i.16xlarge | c6i.16xlarge vs c6g.16xlarge |
|---|---|---|---|
| On-demandPay by the hour | $2.176 | $2.72 | ▲ 25% |
| SpotCan be interrupted | 73% off$0.5851 | 74% off$0.7046 | ▲ 20% |
| 1-yr reservedNo upfront | 37% off$1.371 | 34% off$1.799 | ▲ 31% |
| 3-yr reservedNo upfront | 57% off$0.94 | 56% off$1.198 | ▲ 27% |
| 1-yr savings planHourly commitment | 27% off$1.586 | 28% off$1.966 | ▲ 24% |
| 3-yr savings planHourly commitment | 52% off$1.051 | 52% off$1.313 | ▲ 25% |
Key differences
The biggest lead each one has.
Where c6g.16xlarge leads
On-demand price$2.176 vs $2.72 per hour
20% cheaperPhysical cores64 vs 32
2× higherWhere c6i.16xlarge leads
Clock speed3.5 GHz vs 2.5 GHz
40% higherEBS baseline bandwidth20,000 Mbps vs 19,000 Mbps
5% higherSpecs
16 of 40 specs differ. Those are in bold.
| Compute8 of 10 differ | c6g.16xlarge | c6i.16xlarge |
|---|---|---|
| vCPUs | 64 | 64 |
| Physical cores | 64 | 32 |
| Threads per core | 1 | 2 |
| Architecture | arm64 | x86_64 |
| Processor | AWS Graviton2 Processor | Intel Xeon 8375C (Ice Lake) |
| CPU maker | AWS | Intel |
| Clock speed | 2.5 GHz | 3.5 GHz |
| Sustained clock | 2.5 GHz | 3.5 GHz |
| Processor features | – | Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo |
| Burstable | No | No |
| MemoryAll 1 match | c6g.16xlarge | c6i.16xlarge |
|---|---|---|
| Memory (GiB) | 128 | 128 |
| Networking1 of 8 differ | c6g.16xlarge | c6i.16xlarge |
|---|---|---|
| Network | 25 Gigabit | 25000 Megabit |
| Network baseline | 25 Gbps | 25 Gbps |
| Network peak | 25 Gbps | 25 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 15 | 15 |
| IPv4 addresses per interface | 50 | 50 |
| Storage5 of 11 differ | c6g.16xlarge | c6i.16xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | 19000 Mbps | 20000 Mbps |
| EBS baseline bandwidth | 19,000 Mbps | 20,000 Mbps |
| EBS max bandwidth | 19,000 Mbps | 20,000 Mbps |
| EBS baseline throughput | 2,375 MB/s | 2,500 MB/s |
| EBS max throughput | 2,375 MB/s | 2,500 MB/s |
| EBS baseline IOPS | 80,000 | 80,000 |
| EBS max IOPS | 80,000 | 80,000 |
| Max EBS volumes | 27 | 27 |
| Instance details2 of 10 differ | c6g.16xlarge | c6i.16xlarge |
|---|---|---|
| Family | c6g | c6i |
| Category | Compute optimized | Compute optimized |
| Current generation | Yes | Yes |
| Normalization factor | 128 | 128 |
| Bare metal | No | No |
| Hypervisor | Nitro | Nitro |
| Placement groups | Cluster, Partition, Spread | Cluster, Partition, Spread |
| Hibernation | Yes | Yes |
| Nitro Enclaves | Yes | Yes |
| Boot modes | UEFI | Legacy BIOS, UEFI |
On-demand prices by region
Cheapest for c6g.16xlarge first. Linux, USD per hour.
| Region | c6g.16xlarge | c6i.16xlarge | Difference |
|---|---|---|---|
| Asia Pacific (Hyderabad)ap-south-2 | $1.363 | $2.72 | ▲ 100% |
| Asia Pacific (Mumbai)ap-south-1 | $1.363 | $2.72 | ▲ 100% |
| Asia Pacific (Malaysia)ap-southeast-5 | $2.132 | $2.666 | ▲ 25% |
| Asia Pacific (Thailand)ap-southeast-7 | $2.132 | $2.666 | ▲ 25% |
| US East (N. Virginia)Used in summaryus-east-1 | $2.176 | $2.72 | ▲ 25% |
| US East (Ohio)us-east-2 | $2.176 | $2.72 | ▲ 25% |
| US West (Oregon)us-west-2 | $2.176 | $2.72 | ▲ 25% |
| Mexico (Central)mx-central-1 | $2.285 | $2.856 | ▲ 25% |
| EU (Ireland)eu-west-1 | $2.335 | $2.918 | ▲ 25% |
| EU (Stockholm)eu-north-1 | $2.336 | $2.912 | ▲ 25% |
| Canada (Central)ca-central-1 | $2.381 | $2.976 | ▲ 25% |
| Canada West (Calgary)ca-west-1 | $2.381 | $2.976 | ▲ 25% |
| Israel (Tel Aviv)il-central-1 | $2.451 | $3.064 | ▲ 25% |
| Asia Pacific (Seoul)ap-northeast-2 | $2.464 | $3.072 | ▲ 25% |
| Asia Pacific (Taipei)ap-east-2 | $2.465 | $3.082 | ▲ 25% |
| EU (Frankfurt)eu-central-1 | $2.483 | $3.104 | ▲ 25% |
| Asia Pacific (Singapore)ap-southeast-1 | $2.509 | $3.136 | ▲ 25% |
| EU (London)eu-west-2 | $2.586 | $3.232 | ▲ 25% |
| EU (Milan)eu-south-1 | $2.586 | $3.232 | ▲ 25% |
| EU (Paris)eu-west-3 | $2.592 | $3.232 | ▲ 25% |
| AWS GovCloud (US-East)us-gov-east-1 | $2.611 | $3.264 | ▲ 25% |
| AWS GovCloud (US-West)us-gov-west-1 | $2.611 | $3.264 | ▲ 25% |
| US West (N. California)us-west-1 | $2.714 | $3.392 | ▲ 25% |
| Middle East (Bahrain)me-south-1 | $2.72 | $3.379 | ▲ 24% |
| Asia Pacific (Tokyo)ap-northeast-1 | $2.739 | $3.424 | ▲ 25% |
| Asia Pacific (Hong Kong)ap-east-1 | $2.752 | $3.456 | ▲ 26% |
| Asia Pacific (Osaka)ap-northeast-3 | $2.752 | $3.424 | ▲ 24% |
| Asia Pacific (Sydney)ap-southeast-2 | $2.842 | $3.552 | ▲ 25% |
| Africa (Cape Town)af-south-1 | $2.918 | $3.648 | ▲ 25% |
| Asia Pacific (New Zealand)ap-southeast-6 | $2.984 | $3.73 | ▲ 25% |
| South America (Sao Paulo)sa-east-1 | $3.354 | $4.192 | ▲ 25% |
Keep exploring
Each type’s own page, and how it compares with others.
AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.