r3.8xlarge.searchvsr4.8xlarge.search

r4.8xlarge.search is 20% cheaper than r3.8xlarge.search on demand in US East (N. Virginia), saving $570.13 a month.

At a glancer3.8xlarge.searchr4.8xlarge.search
On-demand$3.92/hr$3.139/hr20% less
Size32 vCPUs, 244 GiB32 vCPUs, 244 GiB

Prices in US East (N. Virginia)

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

Optionr3.8xlarge.searchr4.8xlarge.searchr4.8xlarge.search vs r3.8xlarge.search
On-demandPay by the hour$3.92$3.139▼ 20%
1-yr reservedNo upfront—31% off$2.166—
3-yr reservedNo upfront—48% off$1.632—

Key differences

The biggest lead each one has.

Where r3.8xlarge.search leads
Sustained clock2.5 GHz vs 2.3 GHz
9% higher
Where r4.8xlarge.search leads
On-demand price$3.139 vs $3.92 per hour
20% cheaper
Network baseline12 Gbps vs 5 Gbps
2.4× higher

Specs

14 of 24 specs differ. Those are in bold.

Compute2 of 7 differr3.8xlarge.searchr4.8xlarge.search
vCPUs3232
Physical cores1616
Threads per core22
CPU makerIntelIntel
Sustained clock2.5 GHz2.3 GHz
BurstableNoNo
ECU10499
MemoryAll 1 matchr3.8xlarge.searchr4.8xlarge.search
Memory (GiB)244244
Networking2 of 2 differr3.8xlarge.searchr4.8xlarge.search
Network baseline5 Gbps12 Gbps
Network peak10 Gbps12 Gbps
Storage8 of 8 differr3.8xlarge.searchr4.8xlarge.search
Storage2 x 320 SSDEBS Only
Local disks2 × 320 GB SSD–
EBS baseline bandwidth–7,000 Mbps
EBS max bandwidth–7,000 Mbps
EBS baseline throughput–875 MB/s
EBS max throughput–875 MB/s
EBS baseline IOPS–37,500
EBS max IOPS–37,500
ClusterAll 2 matchr3.8xlarge.searchr4.8xlarge.search
Node rolesData, Dedicated managerData, Dedicated manager
UltraWarmYesYes
Instance details1 of 3 differr3.8xlarge.searchr4.8xlarge.search
Familyr3r4
CategoryMemory optimizedMemory optimized
Current generationYesYes
Other1 of 1 differr3.8xlarge.searchr4.8xlarge.search
Hardware Basisr3.8xlarger4.8xlarge

On-demand prices by region

Cheapest for r3.8xlarge.search first. standard option, USD per hour.

Regionr3.8xlarge.searchr4.8xlarge.searchDifference
US East (N. Virginia)Used in summaryus-east-1$3.92$3.139▼ 20%
US East (Ohio)us-east-2$3.92$3.139▼ 20%
US West (Oregon)us-west-2$3.92$3.139▼ 20%
EU (Ireland)eu-west-1$4.368$3.497▼ 20%
US West (N. California)us-west-1$4.368$3.497▼ 20%
Asia Pacific (Mumbai)ap-south-1$4.469$3.587▼ 20%
Asia Pacific (Seoul)ap-northeast-2$4.704$3.777▼ 20%
Asia Pacific (Singapore)ap-southeast-1$4.704$3.777▼ 20%
Asia Pacific (Sydney)ap-southeast-2$4.704$3.777▼ 20%
Asia Pacific (Tokyo)ap-northeast-1$4.704$3.777▼ 20%
EU (Frankfurt)eu-central-1$4.717$3.777▼ 20%
South America (Sao Paulo)sa-east-1$8.249$6.608▼ 20%

Keep exploring

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

r3.8xlarge.searchMemory optimized, r3 family
r3.8xlarge.search prices and specsEvery size in the r3 family
r4.8xlarge.searchMemory optimized, r4 family
r4.8xlarge.search prices and specsEvery size in the r4 family

Compare r4.8xlarge.search with

c4.8xlarge.searchr7i.8xlarge.search

Pay the committed rate, with commitment protection

The best committed rate on these two is 0–48% 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.