db.r6g.2xlargevsdb.r8g.2xlarge

db.r6g.2xlarge is 5% cheaper than db.r8g.2xlarge on demand in US East (N. Virginia), saving $37.67 a month.

At a glancedb.r6g.2xlargedb.r8g.2xlarge
On-demand$1.053/hr5% less$1.104/hr
Size8 vCPUs, 64 GiB8 vCPUs, 64 GiB
ProcessorAWS Graviton2AWS Graviton4
Architecturearm64arm64

Prices in US East (N. Virginia)

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

Optiondb.r6g.2xlargedb.r8g.2xlargedb.r8g.2xlarge vs db.r6g.2xlarge
On-demandPay by the hour$1.053$1.104▲ 5%
1-yr savings planHourly commitment—20% off$0.8833—

Key differences

The biggest lead each one has.

Where db.r6g.2xlarge leads
On-demand price$1.053 vs $1.104 per hour
5% cheaper
Clock speedUp to 3.1 GHz vs Up to 2.8 GHz
11% higher
Where db.r8g.2xlarge leads
Network baseline3.75 Gbps vs 2.5 Gbps
50% higher
Sustained clock2.8 GHz vs 2.5 GHz
12% higher

Specs

8 of 18 specs differ. Those are in bold.

Compute3 of 9 differdb.r6g.2xlargedb.r8g.2xlarge
vCPUs88
Physical cores88
Threads per core11
Architecturearm64arm64
ProcessorAWS Graviton2AWS Graviton4
CPU makerAWSAWS
Clock speedUp to 3.1 GHzUp to 2.8 GHz
Sustained clock2.5 GHz2.8 GHz
BurstableNoNo
MemoryAll 1 matchdb.r6g.2xlargedb.r8g.2xlarge
Memory (GiB)6464
Networking3 of 3 differdb.r6g.2xlargedb.r8g.2xlarge
NetworkUp to 10 GigabitUp to 15 Gigabit
Network baseline2.5 Gbps3.75 Gbps
Network peak10 Gbps15 Gbps
Instance details1 of 4 differdb.r6g.2xlargedb.r8g.2xlarge
Familyr6gr8g
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor1616
Other1 of 1 differdb.r6g.2xlargedb.r8g.2xlarge
Hardware Basisr6g.2xlarger8g.2xlarge

On-demand prices by region

Cheapest for db.r6g.2xlarge first. Standard storage, USD per hour.

Regiondb.r6g.2xlargedb.r8g.2xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$1.053$1.104▲ 5%
US East (Ohio)us-east-2$1.053$1.104▲ 5%
US West (Oregon)us-west-2$1.053$1.104▲ 5%
EU (Stockholm)eu-north-1$1.105$1.159▲ 5%
Canada (Central)ca-central-1$1.163$1.22▲ 5%
EU (Ireland)eu-west-1$1.163$1.22▲ 5%
Europe (Spain)eu-south-2$1.163$1.22▲ 5%
Asia Pacific (Mumbai)ap-south-1$1.197$1.256▲ 5%
EU (Paris)eu-west-3$1.216$1.276▲ 5%
EU (London)eu-west-2$1.235$1.296▲ 5%
Asia Pacific (Jakarta)ap-southeast-3$1.269$1.331▲ 5%
Asia Pacific (Osaka)ap-northeast-3$1.269$1.331▲ 5%
Asia Pacific (Seoul)ap-northeast-2$1.269$1.331▲ 5%
Asia Pacific (Singapore)ap-southeast-1$1.269$1.331▲ 5%
Asia Pacific (Sydney)ap-southeast-2$1.269$1.331▲ 5%
Asia Pacific (Tokyo)ap-northeast-1$1.269$1.331▲ 5%
EU (Frankfurt)eu-central-1$1.269$1.331▲ 5%
AWS GovCloud (US-West)us-gov-west-1$1.27$1.332▲ 5%
Asia Pacific (Hong Kong)ap-east-1$1.40$1.469▲ 5%
South America (Sao Paulo)sa-east-1$2.177$2.284▲ 5%

Keep exploring

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

db.r6g.2xlargeMemory optimized, r6g family
db.r6g.2xlarge prices and specsEvery size in the r6g family

Compare db.r6g.2xlarge with

db.r8g.2xlargeMemory optimized, r8g family
db.r8g.2xlarge prices and specsEvery size in the r8g family

Pay the committed rate, with commitment protection

The best committed rate on these two is 0–20% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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Amazon DocumentDB Standard storage prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.