c8gb.4xlargevsr8gb.4xlarge

c8gb.4xlarge is 35% cheaper than r8gb.4xlarge on demand in US East (N. Virginia), saving $371.86 a month.

At a glancec8gb.4xlarger8gb.4xlarge
On-demand$0.948/hr35% less$1.457/hr
Lowest rate$0.3105/hr18% lessSpot, can be interrupted$0.3809/hrSpot, can be interrupted
Size16 vCPUs, 32 GiB16 vCPUs, 128 GiB
ProcessorAWS Graviton4 ProcessorAWS Graviton4 Processor
Architecturearm64arm64

Prices in US East (N. Virginia)

“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.

Optionc8gb.4xlarger8gb.4xlarger8gb.4xlarge vs c8gb.4xlarge
On-demandPay by the hour$0.948$1.457▲ 54%
SpotCan be interrupted67% off$0.310574% off$0.3809▲ 23%
1-yr savings planHourly commitment28% off$0.686828% off$1.056▲ 54%
3-yr savings planHourly commitment58% off$0.396453% off$0.68▲ 72%

Key differences

The biggest lead each one has.

Where c8gb.4xlarge leads
On-demand price$0.948 vs $1.457 per hour
35% cheaper
Where r8gb.4xlarge leads
Memory (GiB)128 vs 32
4× higher

Specs

3 of 39 specs differ. Those are in bold.

ComputeAll 9 matchc8gb.4xlarger8gb.4xlarge
vCPUs1616
Physical cores1616
Threads per core11
Architecturearm64arm64
ProcessorAWS Graviton4 ProcessorAWS Graviton4 Processor
CPU makerAWSAWS
Clock speed2.8 GHz2.8 GHz
Sustained clock2.8 GHz2.8 GHz
BurstableNoNo
Memory1 of 1 differc8gb.4xlarger8gb.4xlarge
Memory (GiB)32128
NetworkingAll 8 matchc8gb.4xlarger8gb.4xlarge
Network33.333 Gigabit33.333 Gigabit
Network baseline33.333 Gbps33.333 Gbps
Network peak33.333 Gbps33.333 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface3030
StorageAll 11 matchc8gb.4xlarger8gb.4xlarge
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput25000 Mbps25000 Mbps
EBS baseline bandwidth25,000 Mbps25,000 Mbps
EBS max bandwidth25,000 Mbps25,000 Mbps
EBS baseline throughput3,125 MB/s3,125 MB/s
EBS max throughput3,125 MB/s3,125 MB/s
EBS baseline IOPS120,000120,000
EBS max IOPS120,000120,000
Max EBS volumes3232
Instance details2 of 10 differc8gb.4xlarger8gb.4xlarge
Familyc8gbr8gb
CategoryCompute optimizedMemory optimized
Current generationYesYes
Normalization factor3232
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationYesYes
Nitro EnclavesYesYes
Boot modesUEFIUEFI

On-demand prices by region

Cheapest for c8gb.4xlarge first. Linux, USD per hour.

Regionc8gb.4xlarger8gb.4xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.948$1.457▲ 54%
US West (Oregon)us-west-2$0.948$1.457▲ 54%

Keep exploring

Each type’s own page, and how it compares with others.

c8gb.4xlargeCompute optimized, c8gb family
c8gb.4xlarge prices and specsEvery size in the c8gb family

Compare c8gb.4xlarge with

c8g.4xlargem8gb.4xlargec8ib.4xlarge
r8gb.4xlargeMemory optimized, r8gb family
r8gb.4xlarge prices and specsEvery size in the r8gb family

Compare r8gb.4xlarge with

r8g.4xlarger8ib.4xlargem8gb.4xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 53–58% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.