db.m6i.12xlargevsdb.r6i.12xlarge
db.m6i.12xlarge is 29% cheaper than db.r6i.12xlarge on demand in US East (N. Virginia), saving $1,261.44 a month.
| At a glance | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| On-demand | $4.272/hr29% less | $6.00/hr |
| Lowest rate | $2.736/hr21% less1-yr reserved, no upfront | $3.466/hr1-yr reserved, no upfront |
| Size | 48 vCPUs, 192 GiB | 48 vCPUs, 384 GiB |
Prices in US East (N. Virginia)
“Off” is the discount against each type’s own on-demand price. PostgreSQL, USD per hour.
| Option | db.m6i.12xlarge | db.r6i.12xlarge | db.r6i.12xlarge vs db.m6i.12xlarge |
|---|---|---|---|
| On-demandPay by the hour | $4.272 | $6.00 | ▲ 40% |
| 1-yr reservedNo upfront | 36% off$2.736 | 42% off$3.466 | ▲ 27% |
Key differences
The biggest lead each one has.
Where db.m6i.12xlarge leads
On-demand price$4.272 vs $6.00 per hour
29% cheaperWhere db.r6i.12xlarge leads
Memory (GiB)384 vs 192
2× higherSpecs
10 of 24 specs differ. Those are in bold.
| Compute2 of 8 differ | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| vCPUs | 48 | 48 |
| Physical cores | 24 | 24 |
| Threads per core | 2 | 2 |
| Architecture | – | x86_64 |
| Processor | – | Intel Xeon Scalable Ice Lake |
| CPU maker | Intel | Intel |
| Sustained clock | 3.5 GHz | 3.5 GHz |
| Burstable | No | No |
| Memory1 of 1 differ | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| Memory (GiB) | 192 | 384 |
| Networking1 of 3 differ | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| Network | – | 18.75 Gbps |
| Network baseline | 18.75 Gbps | 18.75 Gbps |
| Network peak | 18.75 Gbps | 18.75 Gbps |
| Storage1 of 7 differ | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| Storage | – | EBS Only |
| EBS baseline bandwidth | 15,000 Mbps | 15,000 Mbps |
| EBS max bandwidth | 15,000 Mbps | 15,000 Mbps |
| EBS baseline throughput | 1,875 MB/s | 1,875 MB/s |
| EBS max throughput | 1,875 MB/s | 1,875 MB/s |
| EBS baseline IOPS | 60,000 | 60,000 |
| EBS max IOPS | 60,000 | 60,000 |
| Instance details4 of 4 differ | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| Family | m6i | r6i |
| Category | – | Memory optimized |
| Current generation | – | Yes |
| Normalization factor | 96 | – |
| Other1 of 1 differ | db.m6i.12xlarge | db.r6i.12xlarge |
|---|---|---|
| Hardware Basis | m6i.12xlarge | r6i.12xlarge |
On-demand prices by region
Cheapest for db.m6i.12xlarge first. PostgreSQL, USD per hour.
| Region | db.m6i.12xlarge | db.r6i.12xlarge | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $4.272 | $6.00 | ▲ 40% |
| US East (Ohio)us-east-2 | $4.272 | $6.00 | ▲ 40% |
| US West (Oregon)us-west-2 | $4.272 | $6.00 | ▲ 40% |
| EU (Stockholm)eu-north-1 | $4.488 | $6.168 | ▲ 37% |
| Mexico (Central)mx-central-1 | $4.488 | $6.312 | ▲ 41% |
| Canada (Central)ca-central-1 | $4.704 | $6.487 | ▲ 38% |
| Canada West (Calgary)ca-west-1 | $4.704 | $6.487 | ▲ 38% |
| EU (Ireland)eu-west-1 | $4.728 | $6.72 | ▲ 42% |
| Europe (Spain)eu-south-2 | $4.728 | $9.984 | ▲ 111% |
| US West (N. California)us-west-1 | $4.872 | $6.72 | ▲ 38% |
| EU (London)eu-west-2 | $4.944 | $7.056 | ▲ 43% |
| EU (Paris)eu-west-3 | $4.944 | $7.056 | ▲ 43% |
| EU (Milan)eu-south-1 | $4.962 | $7.056 | ▲ 42% |
| Israel (Tel Aviv)il-central-1 | $4.964 | $7.06 | ▲ 42% |
| Middle East (UAE)me-central-1 | $4.992 | $10.982 | ▲ 120% |
| Asia Pacific (Malaysia)ap-southeast-5 | $5.04 | $6.12 | ▲ 21% |
| Asia Pacific (Thailand)ap-southeast-7 | $5.04 | $6.12 | ▲ 21% |
| AWS GovCloud (US-East)us-gov-east-1 | $5.04 | $8.40 | ▲ 67% |
| AWS GovCloud (US-West)us-gov-west-1 | $5.04 | $8.40 | ▲ 67% |
| EU (Frankfurt)eu-central-1 | $5.088 | $7.32 | ▲ 44% |
| Middle East (Bahrain)me-south-1 | $5.208 | $7.392 | ▲ 42% |
| Asia Pacific (Taipei)ap-east-2 | $5.328 | $6.48 | ▲ 22% |
| Europe (Zurich)eu-central-2 | $5.592 | $12.012 | ▲ 115% |
| South America (Sao Paulo)sa-east-1 | $5.592 | $12.576 | ▲ 125% |
| Africa (Cape Town)af-south-1 | $5.616 | $7.992 | ▲ 42% |
| Asia Pacific (Jakarta)ap-southeast-3 | $5.928 | $10.92 | ▲ 84% |
| Asia Pacific (Seoul)ap-northeast-2 | $5.928 | $7.20 | ▲ 21% |
| Asia Pacific (Singapore)ap-southeast-1 | $5.928 | $7.20 | ▲ 21% |
| Asia Pacific (Sydney)ap-southeast-2 | $5.928 | $7.20 | ▲ 21% |
| Asia Pacific (Tokyo)ap-northeast-1 | $5.928 | $7.20 | ▲ 21% |
| Asia Pacific (Hyderabad)ap-south-2 | $6.072 | $10.296 | ▲ 70% |
| Asia Pacific (Mumbai)ap-south-1 | $6.072 | $6.84 | ▲ 13% |
| Asia Pacific (Osaka)ap-northeast-3 | $6.216 | $7.20 | ▲ 16% |
| Asia Pacific (New Zealand)ap-southeast-6 | $6.226 | $7.56 | ▲ 21% |
| Asia Pacific (Hong Kong)ap-east-1 | $6.521 | $7.92 | ▲ 21% |
Keep exploring
Each type’s own page, and how it compares with others.
db.m6i.12xlarge
db.m6i.12xlarge prices and specsEvery size in the m6i familyCompare db.m6i.12xlarge with
AWS RDS PostgreSQL prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.