i3.8xlargevsi4i.8xlarge

i3.8xlarge is 9% cheaper than i4i.8xlarge on demand in US East (N. Virginia), saving $182.50 a month.

At a glancei3.8xlargei4i.8xlarge
On-demand$2.496/hr9% less$2.746/hr
Lowest rate$0.8368/hrSpot, can be interrupted$0.823/hr2% lessSpot, can be interrupted
Size32 vCPUs, 244 GiB32 vCPUs, 256 GiB
ProcessorIntel Xeon E5-2686 v4 (Broadwell)Intel Xeon 8375C (Ice Lake)
Architecturex86_64x86_64

Prices in US East (N. Virginia)

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

Optioni3.8xlargei4i.8xlargei4i.8xlarge vs i3.8xlarge
On-demandPay by the hour$2.496$2.746▲ 10%
SpotCan be interrupted66% off$0.836870% off$0.823▼ 2%
1-yr reservedNo upfront31% off$1.71435% off$1.782▲ 4%
3-yr reservedNo upfront52% off$1.2154% off$1.27▲ 5%
1-yr savings planHourly commitment21% off$1.97122% off$2.138▲ 8%
3-yr savings planHourly commitment44% off$1.39145% off$1.524▲ 10%

Key differences

The biggest lead each one has.

Where i3.8xlarge leads
On-demand price$2.496 vs $2.746 per hour
9% cheaper
Max EBS volumes40 vs 25
60% higher
Where i4i.8xlarge leads
Network baseline18.75 Gbps vs 12 Gbps
56% higher
Clock speed3.5 GHz vs 2.3 GHz
52% higher
EBS baseline bandwidth10,000 Mbps vs 7,000 Mbps
43% higher
Memory (GiB)256 vs 244
5% higher

Specs

24 of 42 specs differ. Those are in bold.

Compute5 of 11 differi3.8xlargei4i.8xlarge
vCPUs3232
Physical cores1616
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon E5-2686 v4 (Broadwell)Intel Xeon 8375C (Ice Lake)
CPU makerIntelIntel
Clock speed2.3 GHz3.5 GHz
Sustained clock2.3 GHz3.5 GHz
Processor featuresIntel AVX; Intel AVX2; Intel TurboIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo
BurstableNoNo
ECU97–
Memory1 of 1 differi3.8xlargei4i.8xlarge
Memory (GiB)244256
Networking3 of 8 differi3.8xlargei4i.8xlarge
Network10 Gigabit18750 Megabit
Network baseline12 Gbps18.75 Gbps
Network peak12 Gbps18.75 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface3030
Storage11 of 12 differi3.8xlargei4i.8xlarge
Storage4 x 1900 NVMe SSD2 x 3750 NVMe SSD
Local disks4 × 1,900 GB SSD2 × 3,750 GB SSD
EBS optimizedYesYes
EBS over NVMeYesRequired
EBS throughput7000 Mbps10000 Mbps
EBS baseline bandwidth7,000 Mbps10,000 Mbps
EBS max bandwidth7,000 Mbps10,000 Mbps
EBS baseline throughput875 MB/s1,250 MB/s
EBS max throughput875 MB/s1,250 MB/s
EBS baseline IOPS32,50040,000
EBS max IOPS32,50040,000
Max EBS volumes4025
Instance details4 of 10 differi3.8xlargei4i.8xlarge
Familyi3i4i
CategoryStorage optimizedStorage optimized
Current generationYesYes
Normalization factor6464
Bare metalNoNo
HypervisorXenNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesNoYes
Boot modesLegacy BIOSLegacy BIOS, UEFI

On-demand prices by region

Cheapest for i3.8xlarge first. Linux, USD per hour.

Regioni3.8xlargei4i.8xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$2.496$2.746▲ 10%
US East (Ohio)us-east-2$2.496$2.746▲ 10%
US West (Oregon)us-west-2$2.496$2.746▲ 10%
EU (Stockholm)eu-north-1$2.608$2.869▲ 10%
Canada (Central)ca-central-1$2.752$3.027▲ 10%
EU (Ireland)eu-west-1$2.752$3.027▲ 10%
Europe (Spain)eu-south-2$2.752$3.027▲ 10%
US West (N. California)us-west-1$2.752$3.027▲ 10%
Asia Pacific (Hyderabad)ap-south-2$2.832$3.115▲ 10%
Asia Pacific (Mumbai)ap-south-1$2.832$3.115▲ 10%
Israel (Tel Aviv)il-central-1$2.89$3.179▲ 10%
EU (London)eu-west-2$2.896$3.186▲ 10%
EU (Milan)eu-south-1$2.896$3.186▲ 10%
EU (Paris)eu-west-3$2.896$3.186▲ 10%
Asia Pacific (Osaka)ap-northeast-3$2.928$3.221▲ 10%
Asia Pacific (Seoul)ap-northeast-2$2.928$3.221▲ 10%
Asia Pacific (Tokyo)ap-northeast-1$2.928$3.221▲ 10%
EU (Frankfurt)eu-central-1$2.976$3.274▲ 10%
Asia Pacific (Jakarta)ap-southeast-3$2.992$3.291▲ 10%
Asia Pacific (Melbourne)ap-southeast-4$2.992$3.291▲ 10%
Asia Pacific (Singapore)ap-southeast-1$2.992$3.291▲ 10%
Asia Pacific (Sydney)ap-southeast-2$2.992$3.291▲ 10%
AWS GovCloud (US-East)us-gov-east-1$3.008$3.309▲ 10%
AWS GovCloud (US-West)us-gov-west-1$3.008$3.309▲ 10%
Middle East (Bahrain)me-south-1$3.027$3.326▲ 10%
Middle East (UAE)me-central-1$3.027$3.326▲ 10%
Europe (Zurich)eu-central-2$3.274$3.601▲ 10%
Africa (Cape Town)af-south-1$3.28$3.608▲ 10%
Asia Pacific (Hong Kong)ap-east-1$3.296$3.626▲ 10%
South America (Sao Paulo)sa-east-1$3.984$4.382▲ 10%

Keep exploring

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

i3.8xlargeStorage optimized, i3 family
i3.8xlarge prices and specsEvery size in the i3 family

Compare i3.8xlarge with

i2.8xlarge
i4i.8xlargeStorage optimized, i4i family
i4i.8xlarge prices and specsEvery size in the i4i family

Compare i4i.8xlarge with

i4g.8xlargei7i.8xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 52–54% 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.