im4gn.16xlarge pricing and specs in EU (Ireland)
64 vCPU · 256 GiB · 100 Gigabit · AWS Graviton2 Processor Graviton
$6.4177/hour on-demand · $4,685/month (Linux, Shared)
im4gn.16xlarge is a storage-optimized EC2 instance with 64 vCPU and 256 GiB, generation 4 of the im family on AWS Graviton (Arm). On-demand it costs $6.4177 an hour, about $4,685 a month if it runs all month. A one-year commitment with nothing up front works out at $4.1358 an hour and pays for itself above roughly 470 hours a month; below that, on-demand is cheaper. The three-year options go down to $2.5478 an hour, 60% below on-demand. There is no newer generation at this size in EU (Ireland). Across regions the cheapest place to run im4gn.16xlarge is US East (N. Virginia) (us-east-1) at $5.8207 an hour, 9% below EU (Ireland).
Pricing by OS (hourly, USD, Shared)
| Option | Linux | Windows | RHEL | SUSE | Ubuntu Pro |
|---|---|---|---|---|---|
| On-Demand | $6.4177 | — | $7.1089 | $6.5427 | $6.5297 |
| Spot | $1.7047 | — | — | — | — |
| 1y Std RI NU | $4.1358 | — | $4.8270 | $4.1958 | — |
| 1y Std RI PU | $3.9388 | — | $4.6300 | $3.9989 | — |
| 1y Std RI AU | $3.8600 | — | $4.5513 | $3.9200 | — |
| 3y Std RI NU | $2.9272 | — | $3.6184 | $2.9812 | — |
| 3y Std RI PU | $2.7104 | — | $3.4016 | $2.7644 | — |
| 3y Std RI AU | $2.5478 | — | $3.2390 | $2.6018 | — |
| 1y Conv RI NU | $4.9352 | — | $5.6264 | $4.9952 | — |
| 3y Conv RI NU | $3.5532 | — | $4.2444 | $3.6072 | — |
| 1y Compute SP NU | $4.9352 | — | $5.6264 | $4.9951 | $5.0248 |
| 3y Compute SP NU | $3.5532 | — | $4.2444 | $3.6072 | $3.6262 |
| 1y EC2 SP NU | $4.1358 | — | $4.8270 | $4.1957 | $4.2254 |
| 3y EC2 SP NU | $2.9272 | — | $3.6184 | $2.9812 | $3.0002 |
Spot by AZ (7-day p50, Linux): eu-west-1b $1.7047 · eu-west-1c $1.7213 · eu-west-1a $1.6528
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 GravitonNo newer generation of this size is priced in EU (Ireland).
Cheapest regions for im4gn.16xlarge
| Region | On-Demand $/h | vs eu-west-1 | Saves / mo |
|---|---|---|---|
| US East (N. Virginia) us-east-1 | $5.8207 | -9% | $436 |
| US East (Ohio) us-east-2 | $5.8207 | -9% | $436 |
| US West (Oregon) us-west-2 | $5.8207 | -9% | $436 |
| Europe (Spain) eu-south-2 | $6.4176 | -0.0% | $0 |
| Canada (Central) ca-central-1 | $6.4177 | 0.0% | $0 |
| EU (Ireland) eu-west-1 | $6.4177 | current | — |
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 (eu-west-1)
Daily snapshots since the catalog started tracking this type; a row is added whenever a headline price changes.
| Date | OD Linux | OD Windows | 1y RI | 3y RI | Spot p50 |
|---|---|---|---|---|---|
| 2026-10-22 | $6.4177 | — | $4.1358 | $2.9272 | $1.7047 |
| 2026-10-21 | $6.4177 | — | $4.1358 | $2.9272 | $1.6953 |
| 2026-10-20 | $6.4177 | — | $4.1358 | $2.9272 | $1.6567 |
| 2026-10-18 | $6.4177 | — | $4.1358 | $2.9272 | $1.6542 |
| 2026-10-17 | $6.4177 | — | $4.1358 | $2.9272 | $1.6580 |
| 2026-10-16 | $6.4177 | — | $4.1358 | $2.9272 | $1.6590 |
| 2026-10-14 | $6.4177 | — | $4.1358 | $2.9272 | $1.6602 |
| 2026-10-13 | $6.4177 | — | $4.1358 | $2.9272 | $1.6611 |
| 2026-10-12 | $6.4177 | — | $4.1358 | $2.9272 | $1.6622 |
| 2026-10-11 | $6.4177 | — | $4.1358 | $2.9272 | $1.6647 |
| 2026-10-10 | $6.4177 | — | $4.1358 | $2.9272 | $1.6654 |
| 2026-10-09 | $6.4177 | — | $4.1358 | $2.9272 | $1.6662 |
| 2026-10-08 | $6.4177 | — | $4.1358 | $2.9272 | $1.6669 |
| 2026-10-07 | $6.4177 | — | $4.1358 | $2.9272 | $1.6685 |
| 2026-10-06 | $6.4177 | — | $4.1358 | $2.9272 | $1.6758 |
| 2026-10-05 | $6.4177 | — | $4.1358 | $2.9272 | $1.6842 |
| 2026-10-04 | $6.4177 | — | $4.1358 | $2.9272 | $1.6921 |
| 2026-10-03 | $6.4177 | — | $4.1358 | $2.9272 | $1.7020 |
| 2026-10-02 | $6.4177 | — | $4.1358 | $2.9272 | $1.7154 |
| 2026-10-01 | $6.4177 | — | $4.1358 | $2.9272 | $1.7204 |
| 2026-09-30 | $6.4177 | — | $4.1358 | $2.9272 | $1.7289 |
| 2026-09-29 | $6.4177 | — | $4.1358 | $2.9272 | $1.7403 |
| 2026-09-28 | $6.4177 | — | $4.1358 | $2.9272 | $1.7580 |
| 2026-09-27 | $6.4177 | — | $4.1358 | $2.9272 | $1.7634 |
| 2026-09-23 | $6.4177 | — | $4.1358 | $2.9272 | $1.7756 |
| 2026-09-22 | $6.4177 | — | $4.1358 | $2.9272 | $1.7853 |
All attributes
- vCPU
- 64
- Cores / threads per core
- 64 / 1
- Memory
- 256 GiB
- Memory per vCPU
- 4.00 GiB
- Processor
- AWS Graviton2 Processor
- Architecture
- arm64
- Sustained clock
- 2.5 GHz
- Hypervisor
- nitro
- Generation
- Current
- Burstable
- No
- Bare metal
- No
- Free tier eligible
- No
- Network performance
- 100 Gigabit
- Network baseline / burst
- 100.0 / 100.0 Gbps
- Max ENIs × IPv4 per ENI
- 15 × 50
- IPv6 / ENA / EFA
- IPv6 / ENA / EFA
- EBS optimized
- Yes
- EBS bandwidth (baseline / max)
- 40000 / 40000 Mbps
- EBS IOPS (baseline / max)
- 160,000 / 160000
- EBS NVMe
- required
- Instance storage
- 4 × 7500 GB NVMe SSD
- GPU
- —
- Placement groups
- cluster, partition, spread
- Hibernation / Nitro Enclaves
- No / No
- Dedicated hosts
- Supported
- Boot modes
- uefi
- Spot supported
- Yes
Public AWS list prices (USD), refreshed nightly (catalog 2026-10-22). 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.
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