c8g.4xlargevsc8gb.4xlarge
c8g.4xlarge is 33% cheaper than c8gb.4xlarge on demand in US East (N. Virginia), saving $226.23 a month.
| At a glance | c8g.4xlarge | c8gb.4xlarge |
|---|---|---|
| On-demand | $0.6381/hr33% less | $0.948/hr |
| Lowest rate | $0.2376/hr23% lessSpot, can be interrupted | $0.3105/hrSpot, can be interrupted |
| Size | 16 vCPUs, 32 GiB | 16 vCPUs, 32 GiB |
| Processor | AWS Graviton4 Processor | AWS Graviton4 Processor |
| Architecture | arm64 | arm64 |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.
| Option | c8g.4xlarge | c8gb.4xlarge | c8gb.4xlarge vs c8g.4xlarge |
|---|---|---|---|
| On-demandPay by the hour | $0.6381 | $0.948 | ▲ 49% |
| SpotCan be interrupted | 63% off$0.2376 | 67% off$0.3105 | ▲ 31% |
| 1-yr reservedNo upfront | 34% off$0.4205 | — | — |
| 3-yr reservedNo upfront | 56% off$0.2804 | — | — |
| 1-yr savings planHourly commitment | 28% off$0.4574 | 28% off$0.6868 | ▲ 50% |
| 3-yr savings planHourly commitment | 52% off$0.3089 | 58% off$0.3964 | ▲ 28% |
Key differences
The biggest lead each one has.
Where c8g.4xlarge leads
On-demand price$0.6381 vs $0.948 per hour
33% cheaperWhere c8gb.4xlarge leads
EBS baseline IOPS120,000 vs 20,000
6× higherNetwork baseline33.333 Gbps vs 7.5 Gbps
4.4× higherClock speed2.8 GHz vs 2.7 GHz
4% higherSpecs
12 of 39 specs differ. Those are in bold.
| Compute1 of 9 differ | c8g.4xlarge | c8gb.4xlarge |
|---|---|---|
| vCPUs | 16 | 16 |
| Physical cores | 16 | 16 |
| Threads per core | 1 | 1 |
| Architecture | arm64 | arm64 |
| Processor | AWS Graviton4 Processor | AWS Graviton4 Processor |
| CPU maker | AWS | AWS |
| Clock speed | 2.7 GHz | 2.8 GHz |
| Sustained clock | 2.8 GHz | 2.8 GHz |
| Burstable | No | No |
| MemoryAll 1 match | c8g.4xlarge | c8gb.4xlarge |
|---|---|---|
| Memory (GiB) | 32 | 32 |
| Networking3 of 8 differ | c8g.4xlarge | c8gb.4xlarge |
|---|---|---|
| Network | Up to 15 Gigabit | 33.333 Gigabit |
| Network baseline | 7.5 Gbps | 33.333 Gbps |
| Network peak | 15 Gbps | 33.333 Gbps |
| Enhanced networking | Yes (ENA) | Yes (ENA) |
| EFA | No | No |
| IPv6 | Yes | Yes |
| Max network interfaces | 8 | 8 |
| IPv4 addresses per interface | 30 | 30 |
| Storage7 of 11 differ | c8g.4xlarge | c8gb.4xlarge |
|---|---|---|
| Storage | EBS only | EBS only |
| EBS optimized | Yes | Yes |
| EBS over NVMe | Required | Required |
| EBS throughput | Up to 10 Gbps | 25000 Mbps |
| EBS baseline bandwidth | 5,000 Mbps | 25,000 Mbps |
| EBS max bandwidth | 10,000 Mbps | 25,000 Mbps |
| EBS baseline throughput | 625 MB/s | 3,125 MB/s |
| EBS max throughput | 1,250 MB/s | 3,125 MB/s |
| EBS baseline IOPS | 20,000 | 120,000 |
| EBS max IOPS | 40,000 | 120,000 |
| Max EBS volumes | 32 | 32 |
| Instance details1 of 10 differ | c8g.4xlarge | c8gb.4xlarge |
|---|---|---|
| Family | c8g | c8gb |
| Category | Compute optimized | Compute optimized |
| Current generation | Yes | Yes |
| Normalization factor | 32 | 32 |
| 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 | UEFI |
On-demand prices by region
Cheapest for c8g.4xlarge first. Linux, USD per hour.
| Region | c8g.4xlarge | c8gb.4xlarge | Difference |
|---|---|---|---|
| US East (Ohio)us-east-2 | $0.6358 | $0.948 | ▲ 49% |
| US East (N. Virginia)Used in summaryus-east-1 | $0.6381 | $0.948 | ▲ 49% |
| US West (Oregon)us-west-2 | $0.6381 | $0.948 | ▲ 49% |
| EU (Stockholm)eu-north-1 | $0.6808 | $1.018 | ▲ 50% |
| EU (Ireland)eu-west-1 | $0.6822 | $1.071 | ▲ 57% |
| EU (Frankfurt)eu-central-1 | $0.7256 | $1.08 | ▲ 49% |
| EU (Paris)eu-west-3 | $0.7555 | $1.123 | ▲ 49% |
| US West (N. California)us-west-1 | $0.793 | $1.185 | ▲ 49% |
| Africa (Cape Town)af-south-1 | $0.8528 | $1.275 | ▲ 49% |
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.