db.m8g.12xlarge pricing and specs in US East (N. Virginia)
48 vCPU · 256 GiB · 22.5 Gigabit · AWS Graviton4 Graviton
$4.0320/hour on-demand · $2,943/month (MySQL, Single-AZ)
db.m8g.12xlarge is a general-purpose RDS instance with 48 vCPU and 256 GiB, generation 8 of the m family on AWS Graviton (Arm). On-demand it costs $4.0320 an hour, about $2,943 a month if it runs all month. A one-year commitment with nothing up front works out at $2.7010 an hour and pays for itself above roughly 489 hours a month; below that, on-demand is cheaper. The three-year options go down to $1.8950 an hour, 53% below on-demand. The newer db.m9g.12xlarge offers the same size for $4.3950 an hour, 9% more. US East (N. Virginia) is already the cheapest region for db.m8g.12xlarge.
Pricing by engine (hourly, USD, Single-AZ)
| Option | MySQL | PostgreSQL | MariaDB | Aurora MySQL | Aurora PostgreSQL | Oracle SE2 | SQL Server Express | SQL Server Web | SQL Server Standard | SQL Server Enterprise |
|---|---|---|---|---|---|---|---|---|---|---|
| On-Demand | $4.0320 | $4.0320 | $4.0320 | — | — | — | — | — | — | — |
| 1y Std RI NU | $2.7010 | $2.7010 | $2.7010 | — | — | — | — | — | — | — |
| 1y Std RI PU | $2.6210 | $2.6210 | $2.6210 | — | — | — | — | — | — | — |
| 1y Std RI AU | $2.5400 | $2.5400 | $2.5400 | — | — | — | — | — | — | — |
| 3y Std RI NU | $1.8950 | $1.8950 | $1.8950 | — | — | — | — | — | — | — |
Newer generations of the same size
Same family letter and size in a newer generation, ranked by price. “vCPU per $” uses vCPU as the performance proxy — newer chips usually add more, so it is a floor.
Already Graviton| Type | $/h | Price Δ | vCPU per $ Δ | Saves / mo |
|---|---|---|---|---|
| db.m9g.12xlarge Graviton | $4.3950 | +9% | -8% | $-265 |
| db.m8gd.12xlarge Graviton | $4.7424 | +18% | -15% | $-519 |
| db.m8a.12xlarge arch change | $5.1576 | +28% | -61% | $-822 |
Cheapest regions for db.m8g.12xlarge
| Region | On-Demand $/h | vs us-east-1 | Saves / mo |
|---|---|---|---|
| US East (N. Virginia) us-east-1 | $4.0320 | current | — |
| US East (Ohio) us-east-2 | $4.0320 | 0.0% | $0 |
| US West (Oregon) us-west-2 | $4.0320 | 0.0% | $0 |
| EU (Stockholm) eu-north-1 | $4.2480 | +5% | $-158 |
| Europe (Spain) eu-south-2 | $4.4640 | +11% | $-315 |
| EU (Ireland) eu-west-1 | $4.4640 | +11% | $-315 |
Caveat: instance price is only part of the bill. Cross-region and internet data transfer, latency to your users, data-residency rules and service availability can outweigh a few percent on compute.
Price history (us-east-1)
Daily snapshots since the catalog started tracking this type; a row is added whenever a headline price changes.
| Date | OD MySQL | OD Windows | 1y RI | 3y RI | Spot p50 |
|---|---|---|---|---|---|
| 2026-10-01 | $4.0320 | — | $2.7010 | $1.8950 | — |
| 2026-09-22 | $4.0320 | — | $2.7010 | — | — |
All attributes
- vCPU
- 48
- Cores / threads per core
- —
- Memory
- 256 GiB
- Memory per vCPU
- 5.33 GiB
- Processor
- AWS Graviton4
- Architecture
- arm64
- Sustained clock
- —
- Hypervisor
- —
- Generation
- Current
- Burstable
- No
- Bare metal
- No
- Free tier eligible
- No
- Network performance
- 22.5 Gigabit
- Network baseline / burst
- —
- Max ENIs × IPv4 per ENI
- —
- IPv6 / ENA / EFA
- — / — / —
- EBS optimized
- —
- EBS bandwidth (baseline / max)
- —
- EBS IOPS (baseline / max)
- —
- EBS NVMe
- —
- Instance storage
- EBS only
- GPU
- —
- Placement groups
- —
- Hibernation / Nitro Enclaves
- — / —
- Dedicated hosts
- —
- Boot modes
- —
- Spot supported
- —
Public AWS list prices (USD), refreshed nightly (catalog 2026-11-06). RI and Savings Plan rates are effective hourly (upfront amortised over the term) and are charged for every hour of the term. Excludes taxes, data transfer and storage. How these numbers are sourced and checked. Not affiliated with Amazon Web Services.
List prices are where it starts. Your bill is where it matters.
TruCost reads your actual AWS usage and tells you which of these commitments you should really buy, what your idle capacity costs, and where every dollar of the bill goes. Thirty minutes on your own data.