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r9g.xlarge pricing and specs in US West (Oregon)

4 vCPU · 32 GiB · Up to 15 Gigabit · AWS Graviton5 Processor Graviton

$0.2568/hour on-demand · $187/month (Linux, Shared)

r9g.xlarge is a memory-optimized EC2 instance with 4 vCPU and 32 GiB, generation 9 of the r family on AWS Graviton (Arm). On-demand it costs $0.2568 an hour, about $187 a month if it runs all month. A one-year commitment with nothing up front works out at $0.1699 an hour and pays for itself above roughly 482 hours a month; below that, on-demand is cheaper. The three-year options go down to $0.1165 an hour, 55% below on-demand. The newer r9gd.xlarge offers the same size for $0.3204 an hour, 25% more. Across regions the cheapest place to run r9g.xlarge is US East (N. Virginia) (us-east-1) at $0.2568 an hour, 0% below US West (Oregon).

Pricing by OS (hourly, USD, Shared)

OptionLinuxWindowsRHELSUSEUbuntu Pro
On-Demand$0.2568—$0.3144$0.3131$0.2638
Spot$0.0886————
1y Compute SP NU$0.1861—$0.2437$0.2361$0.1917
3y Compute SP NU$0.1340—$0.1916$0.1790$0.1385
1y EC2 SP NU$0.1699—$0.2275$0.2199$0.1755
3y EC2 SP NU$0.1165—$0.1741$0.1615$0.1211

Spot by AZ (7-day p50, Linux): us-west-2d $0.0683 · us-west-2c $0.0867 · us-west-2a $0.0905 · us-west-2b $0.0911

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$/hPrice ΔvCPU per $ ΔSaves / mo
r9gd.xlarge Graviton$0.3204+25%-20%$-46

Cheapest regions for r9g.xlarge

RegionOn-Demand $/hvs us-west-2Saves / mo
US East (N. Virginia) us-east-1$0.25680.0%$0
US East (Ohio) us-east-2$0.25680.0%$0
US West (Oregon) us-west-2$0.2568current—
EU (Frankfurt) eu-central-1$0.3098+21%$-39

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.

DateOD LinuxOD Windows1y RI3y RISpot p50
2026-11-06$0.2568———$0.0886
2026-11-05$0.2568———$0.0882
2026-11-04$0.2568———$0.0882
2026-11-03$0.2568———$0.0885
2026-11-02$0.2568———$0.0895
2026-11-01$0.2568———$0.0897
2026-10-30$0.2568———$0.0898
2026-10-29$0.2568———$0.0899
2026-10-28$0.2568———$0.0891
2026-10-27$0.2568———$0.0884
2026-10-26$0.2568———$0.0876
2026-10-25$0.2568———$0.0873
2026-10-24$0.2568———$0.0873
2026-10-23$0.2568———$0.0872
2026-10-22$0.2568———$0.0873
2026-10-21$0.2568———$0.0873
2026-10-20$0.2568———$0.0875
2026-10-17$0.2568———$0.0876
2026-10-16$0.2568———$0.0874
2026-10-15$0.2568———$0.0873
2026-10-12$0.2568———$0.0874
2026-10-11$0.2568———$0.0885
2026-10-10$0.2568———$0.0905
2026-10-09$0.2568———$0.0912
2026-10-06$0.2568———$0.0916
2026-10-05$0.2568———$0.0913
2026-10-04$0.2568———$0.0900
2026-10-03$0.2568———$0.0882
2026-09-30$0.2568———$0.0872
2026-09-29$0.2568———$0.0872

All attributes

vCPU
4
Cores / threads per core
4 / 1
Memory
32 GiB
Memory per vCPU
8.00 GiB
Processor
AWS Graviton5 Processor
Architecture
arm64
Sustained clock
3.3 GHz
Hypervisor
nitro
Generation
Current
Burstable
No
Bare metal
No
Free tier eligible
No
Network performance
Up to 15 Gigabit
Network baseline / burst
2.1 / 15.0 Gbps
Max ENIs × IPv4 per ENI
4 × 30
IPv6 / ENA / EFA
IPv6 / ENA / —
EBS optimized
Yes
EBS bandwidth (baseline / max)
1500 / 12000 Mbps
EBS IOPS (baseline / max)
6,000 / 48000
EBS NVMe
required
Instance storage
EBS only
GPU
—
Placement groups
cluster, partition, spread
Hibernation / Nitro Enclaves
Yes / Yes
Dedicated hosts
Supported
Boot modes
uefi
Spot supported
Yes

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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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