db.m7i.8xlargevsdb.r7i.8xlarge.tpc2.mem3x
db.m7i.8xlarge is 76% cheaper than db.r7i.8xlarge.tpc2.mem3x on demand in US East (N. Virginia), saving $6,680.96 a month. Per vCPU, db.m7i.8xlarge costs 53% less.
| At a glance | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| On-demand | $2.848/hr76% less | $12.00/hr |
| Lowest rate | $1.908/hr76% less1-yr reserved, no upfront | $8.04/hr1-yr reserved, no upfront |
| Size | 16 vCPUs, 128 GiB | 32 vCPUs, 768 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.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x | db.r7i.8xlarge.tpc2.mem3x vs db.m7i.8xlarge |
|---|---|---|---|
| On-demandPay by the hour | $2.848 | $12.00 | ▲ 321% |
| 1-yr reservedNo upfront | 33% off$1.908 | 33% off$8.04 | ▲ 321% |
| 1-yr savings planHourly commitment | 20% off$2.278 | 20% off$9.60 | ▲ 321% |
Key differences
The biggest lead each one has.
Where db.m7i.8xlarge leads
On-demand price$2.848 vs $12.00 per hour
76% cheaperWhere db.r7i.8xlarge.tpc2.mem3x leads
Memory (GiB)768 vs 128
6× highervCPUs32 vs 16
2× higherSpecs
22 of 24 specs differ. Those are in bold.
| Compute8 of 8 differ | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| vCPUs | 16 | 32 |
| Physical cores | 16 | – |
| Threads per core | 2 | – |
| Architecture | x86_64 | – |
| Processor | Intel Xeon Scalable (Sapphire Rapids 8488C) | – |
| CPU maker | Intel | – |
| Sustained clock | 3.2 GHz | – |
| Burstable | No | – |
| Memory1 of 1 differ | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| Memory (GiB) | 128 | 768 |
| Networking3 of 3 differ | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| Network | 12.5 Gbps | 37.5 Gbps |
| Network baseline | 12.5 Gbps | – |
| Network peak | 12.5 Gbps | – |
| Storage6 of 7 differ | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| Storage | EBS Only | EBS Only |
| EBS baseline bandwidth | 10,000 Mbps | – |
| EBS max bandwidth | 10,000 Mbps | – |
| EBS baseline throughput | 1,250 MB/s | – |
| EBS max throughput | 1,250 MB/s | – |
| EBS baseline IOPS | 40,000 | – |
| EBS max IOPS | 40,000 | – |
| Instance details3 of 4 differ | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| Family | m7i | r7i |
| Category | General purpose | Memory optimized |
| Current generation | Yes | Yes |
| Normalization factor | – | 384 |
| Other1 of 1 differ | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x |
|---|---|---|
| Hardware Basis | m7i.8xlarge | – |
On-demand prices by region
Cheapest for db.m7i.8xlarge first. PostgreSQL, USD per hour.
| Region | db.m7i.8xlarge | db.r7i.8xlarge.tpc2.mem3x | Difference |
|---|---|---|---|
| US East (N. Virginia)Used in summaryus-east-1 | $2.848 | $12.00 | ▲ 321% |
| US East (Ohio)us-east-2 | $2.848 | $12.00 | ▲ 321% |
| US West (Oregon)us-west-2 | $2.848 | $12.00 | ▲ 321% |
| EU (Stockholm)eu-north-1 | $2.992 | $12.336 | ▲ 312% |
| Mexico (Central)mx-central-1 | $2.992 | $12.624 | ▲ 322% |
| Canada (Central)ca-central-1 | $3.136 | $12.96 | ▲ 313% |
| EU (Ireland)eu-west-1 | $3.152 | $13.44 | ▲ 326% |
| US West (N. California)us-west-1 | $3.248 | $13.44 | ▲ 314% |
| EU (London)eu-west-2 | $3.296 | $14.112 | ▲ 328% |
| EU (Paris)eu-west-3 | $3.296 | $14.112 | ▲ 328% |
| EU (Milan)eu-south-1 | $3.312 | $14.112 | ▲ 326% |
| Asia Pacific (Malaysia)ap-southeast-5 | $3.36 | $12.24 | ▲ 264% |
| Asia Pacific (Thailand)ap-southeast-7 | $3.36 | $12.24 | ▲ 264% |
| AWS GovCloud (US-East)us-gov-east-1 | $3.36 | $14.40 | ▲ 329% |
| AWS GovCloud (US-West)us-gov-west-1 | $3.36 | $14.40 | ▲ 329% |
| EU (Frankfurt)eu-central-1 | $3.392 | $14.64 | ▲ 332% |
| Asia Pacific (Taipei)ap-east-2 | $3.552 | $12.96 | ▲ 265% |
| South America (Sao Paulo)sa-east-1 | $3.728 | $19.08 | ▲ 412% |
| Asia Pacific (Seoul)ap-northeast-2 | $3.952 | $14.40 | ▲ 264% |
| Asia Pacific (Singapore)ap-southeast-1 | $3.952 | $14.40 | ▲ 264% |
| Asia Pacific (Sydney)ap-southeast-2 | $3.952 | $14.40 | ▲ 264% |
| Asia Pacific (Tokyo)ap-northeast-1 | $3.952 | $14.40 | ▲ 264% |
| Asia Pacific (Mumbai)ap-south-1 | $4.048 | $13.68 | ▲ 238% |
Keep exploring
Each type’s own page, and how it compares with others.
db.m7i.8xlarge
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db.r7i.8xlarge.tpc2.mem3x
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AWS RDS PostgreSQL prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.