r7g.16xlarge.searchvsr7i.16xlarge.search

r7g.16xlarge.search is 16% cheaper than r7i.16xlarge.search on demand in US East (N. Virginia), saving $792.05 a month.

At a glancer7g.16xlarge.searchr7i.16xlarge.search
On-demand$5.689/hr16% less$6.774/hr
Lowest rate$2.958/hr16% less3-yr reserved, no upfront$3.522/hr3-yr reserved, no upfront
Size64 vCPUs, 512 GiB64 vCPUs, 512 GiB

Prices in US East (N. Virginia)

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

Optionr7g.16xlarge.searchr7i.16xlarge.searchr7i.16xlarge.search vs r7g.16xlarge.search
On-demandPay by the hour$5.689$6.774▲ 19%
1-yr reservedNo upfront31% off$3.92531% off$4.674▲ 19%
3-yr reservedNo upfront48% off$2.95848% off$3.522▲ 19%
1-yr savings planHourly commitment20% off$4.55120% off$5.419▲ 19%

Key differences

The biggest lead each one has.

Where r7g.16xlarge.search leads
On-demand price$5.689 vs $6.774 per hour
16% cheaper
Physical cores64 vs 32
2× higher
Network baseline30 Gbps vs 25 Gbps
20% higher
Where r7i.16xlarge.search leads
Sustained clock3.2 GHz vs 2.6 GHz
23% higher

Specs

10 of 24 specs differ. Those are in bold.

Compute5 of 8 differr7g.16xlarge.searchr7i.16xlarge.search
vCPUs6464
Physical cores6432
Threads per core12
Architecturearm64–
CPU makerAWSIntel
Sustained clock2.6 GHz3.2 GHz
BurstableNoNo
ECUvariablevariable
MemoryAll 1 matchr7g.16xlarge.searchr7i.16xlarge.search
Memory (GiB)512512
Networking2 of 2 differr7g.16xlarge.searchr7i.16xlarge.search
Network baseline30 Gbps25 Gbps
Network peak30 Gbps25 Gbps
StorageAll 7 matchr7g.16xlarge.searchr7i.16xlarge.search
StorageEBS OnlyEBS Only
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
Cluster1 of 2 differr7g.16xlarge.searchr7i.16xlarge.search
Node rolesData, Dedicated manager, CoordinatorData, Dedicated manager
UltraWarmYesYes
Instance details1 of 3 differr7g.16xlarge.searchr7i.16xlarge.search
Familyr7gr7i
CategoryMemory optimizedMemory optimized
Current generationYesYes
Other1 of 1 differr7g.16xlarge.searchr7i.16xlarge.search
Hardware Basisr7g.16xlarger7i.16xlarge

On-demand prices by region

Cheapest for r7g.16xlarge.search first. standard option, USD per hour.

Regionr7g.16xlarge.searchr7i.16xlarge.searchDifference
Asia Pacific (Hyderabad)ap-south-2$3.988$6.989▲ 75%
Asia Pacific (Mumbai)ap-south-1$3.988$6.989▲ 75%
US East (N. Virginia)Used in summaryus-east-1$5.689$6.774▲ 19%
US East (Ohio)us-east-2$5.689$6.774▲ 19%
US West (Oregon)us-west-2$5.689$6.774▲ 19%
Asia Pacific (Malaysia)ap-southeast-5$5.834$6.946▲ 19%
Asia Pacific (Thailand)ap-southeast-7$5.834$6.946▲ 19%
Mexico (Central)mx-central-1$5.974$7.112▲ 19%
EU (Stockholm)eu-north-1$6.05$7.204▲ 19%
Asia Pacific (Taipei)ap-east-2$6.177$7.355▲ 19%
Canada (Central)ca-central-1$6.231$7.419▲ 19%
US West (N. California)us-west-1$6.321$7.526▲ 19%
Europe (Spain)eu-south-2$6.364$7.58▲ 19%
EU (Ireland)eu-west-1$6.366$7.58▲ 19%
EU (Milan)eu-south-1$6.667$7.956▲ 19%
EU (London)eu-west-2$6.682$7.956▲ 19%
EU (Paris)eu-west-3$6.683$7.956▲ 19%
Asia Pacific (Sydney)ap-southeast-2$6.818$8.118▲ 19%
Asia Pacific (Melbourne)ap-southeast-4$6.819$8.118▲ 19%
AWS GovCloud (US-East)us-gov-east-1$6.819$8.118▲ 19%
AWS GovCloud (US-West)us-gov-west-1$6.819$8.118▲ 19%
Asia Pacific (Seoul)ap-northeast-2$6.863$8.172▲ 19%
Asia Pacific (Singapore)ap-southeast-1$6.863$8.172▲ 19%
Asia Pacific (Tokyo)ap-northeast-1$6.863$8.172▲ 19%
EU (Frankfurt)eu-central-1$6.863$8.172▲ 19%
Asia Pacific (Jakarta)ap-southeast-3$6.863$8.172▲ 19%
Asia Pacific (Osaka)ap-northeast-3$6.863$8.171▲ 19%
Asia Pacific (New Zealand)ap-southeast-6$7.159$8.524▲ 19%
South America (Sao Paulo)sa-east-1$9.054$10.806▲ 19%

Keep exploring

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

r7g.16xlarge.searchMemory optimized, r7g family
r7g.16xlarge.search prices and specsEvery size in the r7g family

Compare r7g.16xlarge.search with

c7g.16xlarge.searchm7g.16xlarge.searchr7gd.16xlarge.searchr8g.16xlarge.search
r7i.16xlarge.searchMemory optimized, r7i family
r7i.16xlarge.search prices and specsEvery size in the r7i family

Compare r7i.16xlarge.search with

c7i.16xlarge.searchm7i.16xlarge.searchr4.16xlarge.search

Pay the committed rate, with commitment protection

The best committed rate on these two is 48% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS OpenSearch standard option prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.