db.m6gd.16xlargevsdb.r6gd.16xlarge

db.m6gd.16xlarge is 27% cheaper than db.r6gd.16xlarge on demand in US East (N. Virginia), saving $1,646.88 a month.

At a glancedb.m6gd.16xlargedb.r6gd.16xlarge
On-demand$5.973/hr27% less$8.229/hr
Lowest rate$4.60/hr27% less1-yr reserved, no upfront$6.336/hr1-yr reserved, no upfront
Size64 vCPUs, 256 GiB64 vCPUs, 512 GiB
Architecturearm64arm64

Prices in US East (N. Virginia)

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

Optiondb.m6gd.16xlargedb.r6gd.16xlargedb.r6gd.16xlarge vs db.m6gd.16xlarge
On-demandPay by the hour$5.973$8.229▲ 38%
1-yr reservedNo upfront23% off$4.6023% off$6.336▲ 38%

Key differences

The biggest lead each one has.

Where db.m6gd.16xlarge leads
On-demand price$5.973 vs $8.229 per hour
27% cheaper
Where db.r6gd.16xlarge leads
Memory (GiB)512 vs 256
2× higher

Specs

9 of 25 specs differ. Those are in bold.

Compute1 of 8 differdb.m6gd.16xlargedb.r6gd.16xlarge
vCPUs6464
Physical cores6464
Threads per core11
Architecturearm64arm64
ProcessorAWS Graviton2–
CPU makerAWSAWS
Sustained clock2.5 GHz2.5 GHz
BurstableNoNo
Memory1 of 1 differdb.m6gd.16xlargedb.r6gd.16xlarge
Memory (GiB)256512
Networking1 of 3 differdb.m6gd.16xlargedb.r6gd.16xlarge
Network25 Gigabit–
Network baseline25 Gbps25 Gbps
Network peak25 Gbps25 Gbps
Storage1 of 8 differdb.m6gd.16xlargedb.r6gd.16xlarge
Storage2 x 1900 NVMe SSD–
Local disks2 × 1,900 GB SSD2 × 1,900 GB SSD
EBS baseline bandwidth19,000 Mbps19,000 Mbps
EBS max bandwidth19,000 Mbps19,000 Mbps
EBS baseline throughput2,375 MB/s2,375 MB/s
EBS max throughput2,375 MB/s2,375 MB/s
EBS baseline IOPS80,00080,000
EBS max IOPS80,00080,000
Instance details4 of 4 differdb.m6gd.16xlargedb.r6gd.16xlarge
Familym6gdr6gd
CategoryGeneral purpose–
Current generationYes–
Normalization factor256128
Other1 of 1 differdb.m6gd.16xlargedb.r6gd.16xlarge
Hardware Basism6gd.16xlarger6gd.16xlarge

On-demand prices by region

Cheapest for db.m6gd.16xlarge first. PostgreSQL, USD per hour.

Regiondb.m6gd.16xlargedb.r6gd.16xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$5.973$8.229▲ 38%
US East (Ohio)us-east-2$5.973$8.229▲ 38%
US West (Oregon)us-west-2$5.973$8.229▲ 38%
EU (Stockholm)eu-north-1$6.256$10.291▲ 64%
Mexico (Central)mx-central-1$6.272$8.64▲ 38%
Canada (Central)ca-central-1$6.592$8.903▲ 35%
Europe (Spain)eu-south-2$6.592$9.152▲ 39%
EU (Ireland)eu-west-1$6.601$9.151▲ 39%
US West (N. California)us-west-1$6.852$9.36▲ 37%
EU (Paris)eu-west-3$6.909$9.679▲ 40%
Israel (Tel Aviv)il-central-1$6.922$9.61▲ 39%
EU (London)eu-west-2$6.949$11.674▲ 68%
AWS GovCloud (US-East)us-gov-east-1$7.04$9.888▲ 40%
AWS GovCloud (US-West)us-gov-west-1$7.04$9.888▲ 40%
Asia Pacific (Malaysia)ap-southeast-5$7.072$8.416▲ 19%
Asia Pacific (Thailand)ap-southeast-7$7.072$8.416▲ 19%
EU (Frankfurt)eu-central-1$7.166$9.951▲ 39%
Asia Pacific (Taipei)ap-east-2$7.52$8.896▲ 18%
Europe (Zurich)eu-central-2$7.872$10.928▲ 39%
Asia Pacific (Jakarta)ap-southeast-3$8.324$9.876▲ 19%
Asia Pacific (Singapore)ap-southeast-1$8.324$9.876▲ 19%
Asia Pacific (Seoul)ap-northeast-2$8.352$12.019▲ 44%
Asia Pacific (Tokyo)ap-northeast-1$8.358$9.876▲ 18%
Asia Pacific (Sydney)ap-southeast-2$8.398$9.942▲ 18%
Asia Pacific (Mumbai)ap-south-1$8.633$9.414▲ 9%
Asia Pacific (New Zealand)ap-southeast-6$8.803$16.403▲ 86%
Asia Pacific (Osaka)ap-northeast-3$8.817$9.891▲ 12%

Keep exploring

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

db.m6gd.16xlargeGeneral purpose, m6gd family
db.m6gd.16xlarge prices and specsEvery size in the m6gd family

Compare db.m6gd.16xlarge with

db.m6g.16xlargedb.m6id.16xlargedb.c6gd.16xlargedb.m8gd.16xlarge
db.r6gd.16xlarger6gd family
db.r6gd.16xlarge prices and specsEvery size in the r6gd family

Compare db.r6gd.16xlarge with

db.r6g.16xlargedb.r6id.16xlargedb.c6gd.16xlargedb.r8gd.16xlarge

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The best committed rate on these two is 23% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS RDS PostgreSQL prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.