x8i.64xlarge pricing and specs in US West (Oregon)
256 vCPU · 4096 GiB · 80 Gigabit · Intel Xeon Scalable (Granite Rapids)
$28.0102/hour on-demand · $20,447/month (Linux, Shared)
x8i.64xlarge is a high-memory EC2 instance with 256 vCPU and 4096 GiB, generation 8 of the x family. On-demand it costs $28.0102 an hour, about $20,447 a month if it runs all month. A one-year commitment with nothing up front works out at $17.2347 an hour and pays for itself above roughly 449 hours a month; below that, on-demand is cheaper. The three-year options go down to $8.9846 an hour, 68% below on-demand. There is no newer generation at this size in US West (Oregon). Across regions the cheapest place to run x8i.64xlarge is US East (N. Virginia) (us-east-1) at $28.0102 an hour, 0% below US West (Oregon).
Pricing by OS (hourly, USD, Shared)
| Option | Linux | Windows | RHEL | SUSE | Ubuntu Pro |
|---|---|---|---|---|---|
| On-Demand | $28.0102 | $39.7862 | $30.4678 | $28.1352 | $28.4582 |
| Spot | $4.1173 | $14.5770 | — | — | — |
| 1y Compute SP NU | $20.7052 | $32.4812 | $23.1628 | $20.7651 | $21.0636 |
| 3y Compute SP NU | $10.7996 | $22.5756 | $13.2572 | $10.8536 | $11.0915 |
| 1y EC2 SP NU | $17.2347 | $29.0107 | $19.6923 | $17.2946 | $17.5931 |
| 3y EC2 SP NU | $8.9846 | $20.7606 | $11.4422 | $9.0386 | $9.2764 |
Spot by AZ (7-day p50, Linux): us-west-2c $3.8817 · us-west-2d $4.5536 · us-west-2a $3.9535 · us-west-2b $4.2811
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 x8i.64xlarge
| Region | On-Demand $/h | vs us-west-2 | Saves / mo |
|---|---|---|---|
| US East (N. Virginia) us-east-1 | $28.0102 | 0.0% | $0 |
| US East (Ohio) us-east-2 | $28.0102 | 0.0% | $0 |
| US West (Oregon) us-west-2 | $28.0102 | current | — |
| Asia Pacific (Mumbai) ap-south-1 | $28.8998 | +3% | $-649 |
| EU (Stockholm) eu-north-1 | $31.9437 | +14% | $-2,871 |
| Europe (Spain) eu-south-2 | $33.6128 | +20% | $-4,090 |
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 | $28.0102 | $39.7862 | — | — | $4.1173 |
| 2026-11-05 | $28.0102 | $39.7862 | — | — | $4.1872 |
| 2026-11-04 | $28.0102 | $39.7862 | — | — | $4.2035 |
| 2026-11-03 | $28.0102 | $39.7862 | — | — | $4.3435 |
| 2026-11-02 | $28.0102 | $39.7862 | — | — | $4.3861 |
| 2026-11-01 | $28.0102 | $39.7862 | — | — | $4.4577 |
| 2026-10-31 | $28.0102 | $39.7862 | — | — | $4.5658 |
| 2026-10-30 | $28.0102 | $39.7862 | — | — | $4.6466 |
| 2026-10-29 | $28.0102 | $39.7862 | — | — | $4.7040 |
| 2026-10-28 | $28.0102 | $39.7862 | — | — | $4.8148 |
| 2026-10-27 | $28.0102 | $39.7862 | — | — | $4.9142 |
| 2026-10-26 | $28.0102 | $39.7862 | — | — | $5.0373 |
| 2026-10-25 | $28.0102 | $39.7862 | — | — | $5.1842 |
| 2026-10-24 | $28.0102 | $39.7862 | — | — | $5.3440 |
| 2026-10-23 | $28.0102 | $39.7862 | — | — | $5.4713 |
| 2026-10-22 | $28.0102 | $39.7862 | — | — | $5.5976 |
| 2026-10-21 | $28.0102 | $39.7862 | — | — | $5.7687 |
| 2026-10-20 | $28.0102 | $39.7862 | — | — | $6.0494 |
| 2026-10-19 | $28.0102 | $39.7862 | — | — | $6.1246 |
| 2026-10-18 | $28.0102 | $39.7862 | — | — | $6.2908 |
| 2026-10-17 | $28.0102 | $39.7862 | — | — | $6.4425 |
| 2026-10-16 | $28.0102 | $39.7862 | — | — | $6.6411 |
| 2026-10-15 | $28.0102 | $39.7862 | — | — | $6.9696 |
| 2026-10-14 | $28.0102 | $39.7862 | — | — | $7.2778 |
| 2026-10-13 | $28.0102 | $39.7862 | — | — | $7.5436 |
| 2026-10-12 | $28.0102 | $39.7862 | — | — | $7.6132 |
| 2026-10-11 | $28.0102 | $39.7862 | — | — | $7.7606 |
| 2026-10-10 | $28.0102 | $39.7862 | — | — | $7.8979 |
| 2026-10-09 | $28.0102 | $39.7862 | — | — | $8.0292 |
| 2026-10-08 | $28.0102 | $39.7862 | — | — | $8.1765 |
All attributes
- vCPU
- 256
- Cores / threads per core
- 128 / 2
- Memory
- 4096 GiB
- Memory per vCPU
- 16.00 GiB
- Processor
- Intel Xeon Scalable (Granite Rapids)
- Architecture
- x86_64
- Sustained clock
- 3.9 GHz
- Hypervisor
- nitro
- Generation
- Current
- Burstable
- No
- Bare metal
- No
- Free tier eligible
- No
- Network performance
- 80 Gigabit
- Network baseline / burst
- 80.0 / 80.0 Gbps
- Max ENIs × IPv4 per ENI
- 24 × 64
- IPv6 / ENA / EFA
- IPv6 / ENA / EFA
- EBS optimized
- Yes
- EBS bandwidth (baseline / max)
- 70000 / 70000 Mbps
- EBS IOPS (baseline / max)
- 320,000 / 320000
- EBS NVMe
- required
- Instance storage
- EBS only
- 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.
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.