i4g.16xlargevsi8g.16xlarge

i4g.16xlarge is 10% cheaper than i8g.16xlarge on demand in US East (N. Virginia), saving $400.84 a month.

At a glancei4g.16xlargei8g.16xlarge
On-demand$4.942/hr10% less$5.491/hr
Lowest rate$1.128/hr7% lessSpot, can be interrupted$1.217/hrSpot, can be interrupted
Size64 vCPUs, 512 GiB64 vCPUs, 512 GiB
ProcessorAWS Graviton2 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.

Optioni4g.16xlargei8g.16xlargei8g.16xlarge vs i4g.16xlarge
On-demandPay by the hour$4.942$5.491▲ 11%
SpotCan be interrupted77% off$1.12878% off$1.217▲ 8%
1-yr reservedNo upfront35% off$3.207——
3-yr reservedNo upfront54% off$2.286——
1-yr savings planHourly commitment22% off$3.84822% off$4.272▲ 11%
3-yr savings planHourly commitment44% off$2.74345% off$3.046▲ 11%

Key differences

The biggest lead each one has.

Where i4g.16xlarge leads
On-demand price$4.942 vs $5.491 per hour
10% cheaper
Where i8g.16xlarge leads
Max EBS volumes48 vs 23
2.1× higher
Sustained clock2.8 GHz vs 2.5 GHz
12% higher

Specs

8 of 40 specs differ. Those are in bold.

Compute3 of 9 differi4g.16xlargei8g.16xlarge
vCPUs6464
Physical cores6464
Threads per core11
Architecturearm64arm64
ProcessorAWS Graviton2 ProcessorAWS Graviton4 Processor
CPU makerAWSAWS
Clock speed2.5 GHz2.7 GHz
Sustained clock2.5 GHz2.8 GHz
BurstableNoNo
MemoryAll 1 matchi4g.16xlargei8g.16xlarge
Memory (GiB)512512
Networking2 of 8 differi4g.16xlargei8g.16xlarge
Network37500 MegabitUp to 37.5 Gigabit
Network baseline37.5 Gbps37.5 Gbps
Network peak37.5 Gbps37.5 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFAYesNo
IPv6YesYes
Max network interfaces1515
IPv4 addresses per interface5050
Storage2 of 12 differi4g.16xlargei8g.16xlarge
Storage4 x 3750 SSD4 x 3750GB
Local disks4 × 3,750 GB SSD4 × 3,750 GB SSD
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput20000 Mbps20000 Mbps
EBS baseline bandwidth20,000 Mbps20,000 Mbps
EBS max bandwidth20,000 Mbps20,000 Mbps
EBS baseline throughput2,500 MB/s2,500 MB/s
EBS max throughput2,500 MB/s2,500 MB/s
EBS baseline IOPS80,00080,000
EBS max IOPS80,00080,000
Max EBS volumes2348
Instance details1 of 10 differi4g.16xlargei8g.16xlarge
Familyi4gi8g
CategoryStorage optimizedStorage optimized
Current generationYesYes
Normalization factor128128
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesYesYes
Boot modesUEFIUEFI

On-demand prices by region

Cheapest for i4g.16xlarge first. Linux, USD per hour.

Regioni4g.16xlargei8g.16xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$4.942$5.491▲ 11%
US East (Ohio)us-east-2$4.942$5.491▲ 11%
US West (Oregon)us-west-2$4.942$5.491▲ 11%
Canada (Central)ca-central-1$5.446$6.051▲ 11%
EU (Ireland)eu-west-1$5.446$6.051▲ 11%
Asia Pacific (Singapore)ap-southeast-1$5.924$6.582▲ 11%
Asia Pacific (Sydney)ap-southeast-2$5.924$6.582▲ 11%
South America (Sao Paulo)sa-east-1$7.891$8.768▲ 11%

Keep exploring

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

i4g.16xlargeStorage optimized, i4g family
i4g.16xlarge prices and specsEvery size in the i4g family

Compare i4g.16xlarge with

i4i.16xlarge
i8g.16xlargeStorage optimized, i8g family
i8g.16xlarge prices and specsEvery size in the i8g family

Pay the committed rate, with commitment protection

The best committed rate on these two is 45–54% 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.