x8aedz.3xlarge pricing and specs in US West (Oregon)
12 vCPU · 384 GiB · Up to 18.75 Gigabit · AMD EPYC 9R05 Processor
$3.4518/hour on-demand · $2,520/month (Linux, Shared)
x8aedz.3xlarge is a high-memory EC2 instance with 12 vCPU and 384 GiB, generation 8 of the x family. On-demand it costs $3.4518 an hour, about $2,520 a month if it runs all month. A one-year commitment with nothing up front works out at $2.1747 an hour and pays for itself above roughly 459 hours a month; below that, on-demand is cheaper. The three-year options go down to $1.4910 an hour, 57% below on-demand. There is no newer generation at this size in US West (Oregon). US West (Oregon) is already the cheapest region for x8aedz.3xlarge.
Pricing by OS (hourly, USD, Shared)
| Option | Linux | Windows | RHEL | SUSE | Ubuntu Pro |
|---|---|---|---|---|---|
| On-Demand | $3.4518 | $4.0038 | $3.5814 | $3.5768 | $3.4728 |
| Spot | $1.0454 | $1.1708 | — | — | — |
| 1y Compute SP NU | $2.6094 | $3.1614 | $2.7391 | $2.6694 | $2.6263 |
| 3y Compute SP NU | $1.7897 | $2.3418 | $1.9193 | $1.8438 | $1.8034 |
| 1y EC2 SP NU | $2.1747 | $2.7267 | $2.3043 | $2.2346 | $2.1915 |
| 3y EC2 SP NU | $1.4910 | $2.0430 | $1.6206 | $1.5450 | $1.5047 |
Spot by AZ (7-day p50, Linux): us-west-2a $1.0411 · us-west-2b $1.0496
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.
No Graviton equivalent at this sizeNo newer generation of this size is priced in US West (Oregon).
Cheapest regions for x8aedz.3xlarge
| Region | On-Demand $/h | vs us-west-2 | Saves / mo |
|---|---|---|---|
| US West (Oregon) us-west-2 | $3.4518 | current | — |
| Asia Pacific (Mumbai) ap-south-1 | $3.5554 | +3% | $-76 |
| EU (Stockholm) eu-north-1 | $3.9350 | +14% | $-353 |
| EU (Ireland) eu-west-1 | $4.1422 | +20% | $-504 |
| Asia Pacific (Tokyo) ap-northeast-1 | $5.0051 | +45% | $-1,134 |
| Asia Pacific (Seoul) ap-northeast-2 | $5.0051 | +45% | $-1,134 |
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-west-2)
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 |
|---|---|---|---|---|---|
| 2026-11-06 | $3.4518 | $4.0038 | — | — | $1.0454 |
| 2026-11-05 | $3.4518 | $4.0038 | — | — | $1.0692 |
| 2026-11-04 | $3.4518 | $4.0038 | — | — | $1.0888 |
| 2026-11-03 | $3.4518 | $4.0038 | — | — | $1.1081 |
| 2026-11-02 | $3.4518 | $4.0038 | — | — | $1.1329 |
| 2026-11-01 | $3.4518 | $4.0038 | — | — | $1.1326 |
| 2026-10-31 | $3.4518 | $4.0038 | — | — | $1.1321 |
| 2026-10-30 | $3.4518 | $4.0038 | — | — | $1.1306 |
| 2026-10-29 | $3.4518 | $4.0038 | — | — | $1.1179 |
| 2026-10-28 | $3.4518 | $4.0038 | — | — | $1.1111 |
| 2026-10-27 | $3.4518 | $4.0038 | — | — | $1.0949 |
| 2026-10-26 | $3.4518 | $4.0038 | — | — | $1.0504 |
| 2026-10-25 | $3.4518 | $4.0038 | — | — | $1.0162 |
| 2026-10-24 | $3.4518 | $4.0038 | — | — | $0.9807 |
| 2026-10-23 | $3.4518 | $4.0038 | — | — | $0.9554 |
| 2026-10-22 | $3.4518 | $4.0038 | — | — | $0.9317 |
| 2026-10-21 | $3.4518 | $4.0038 | — | — | $0.9203 |
| 2026-10-20 | $3.4518 | $4.0038 | — | — | $0.9062 |
| 2026-10-19 | $3.4518 | $4.0038 | — | — | $0.9121 |
| 2026-10-18 | $3.4518 | $4.0038 | — | — | $0.9084 |
| 2026-10-17 | $3.4518 | $4.0038 | — | — | $0.9050 |
| 2026-10-16 | $3.4518 | $4.0038 | — | — | $0.9081 |
| 2026-10-14 | $3.4518 | $4.0038 | — | — | $0.9119 |
| 2026-10-13 | $3.4518 | $4.0038 | — | — | $0.9165 |
| 2026-10-12 | $3.4518 | $4.0038 | — | — | $0.9356 |
| 2026-10-11 | $3.4518 | $4.0038 | — | — | $0.9596 |
| 2026-10-10 | $3.4518 | $4.0038 | — | — | $0.9808 |
| 2026-10-09 | $3.4518 | $4.0038 | — | — | $0.9935 |
| 2026-10-08 | $3.4518 | $4.0038 | — | — | $1.0165 |
| 2026-10-07 | $3.4518 | $4.0038 | — | — | $1.0327 |
All attributes
- vCPU
- 12
- Cores / threads per core
- 12 / 1
- Memory
- 384 GiB
- Memory per vCPU
- 32.00 GiB
- Processor
- AMD EPYC 9R05 Processor
- Architecture
- x86_64
- Sustained clock
- 5.0 GHz
- Hypervisor
- nitro
- Generation
- Current
- Burstable
- No
- Bare metal
- No
- Free tier eligible
- No
- Network performance
- Up to 18.75 Gigabit
- Network baseline / burst
- 9.375 / 18.75 Gbps
- Max ENIs × IPv4 per ENI
- 8 × 40
- IPv6 / ENA / EFA
- IPv6 / ENA / —
- EBS optimized
- Yes
- EBS bandwidth (baseline / max)
- 7500 / 15000 Mbps
- EBS IOPS (baseline / max)
- 30,000 / 60000
- EBS NVMe
- required
- Instance storage
- 950 GB NVMe SSD
- GPU
- —
- Placement groups
- cluster, partition, spread
- Hibernation / Nitro Enclaves
- No / Yes
- Dedicated hosts
- Supported
- Boot modes
- legacy-bios, uefi
- Spot supported
- Yes
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.
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