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i8g.12xlarge pricing and specs in US West (Oregon)

48 vCPU · 384 GiB · Up to 28.12 Gigabit · AWS Graviton4 Processor Graviton

$4.1184/hour on-demand · $3,006/month (Linux, Shared)

i8g.12xlarge is a storage-optimized EC2 instance with 48 vCPU and 384 GiB, generation 8 of the i family on AWS Graviton (Arm). On-demand it costs $4.1184 an hour, about $3,006 a month if it runs all month. A one-year commitment with nothing up front works out at $2.6703 an hour and pays for itself above roughly 473 hours a month; below that, on-demand is cheaper. The three-year options go down to $1.9041 an hour, 54% below on-demand. The newer i8ge.12xlarge offers the same size for $5.6952 an hour, 38% more. Across regions the cheapest place to run i8g.12xlarge is US East (N. Virginia) (us-east-1) at $4.1184 an hour, 0% below US West (Oregon).

Pricing by OS (hourly, USD, Shared)

OptionLinuxWindowsRHELSUSEUbuntu Pro
On-Demand$4.1184—$4.6368$4.2434$4.2024
Spot$1.3368————
1y Compute SP NU$3.2039—$3.7223$3.2638$3.2711
3y Compute SP NU$2.2844—$2.8028$2.3384$2.3392
1y EC2 SP NU$2.6703—$3.1887$2.7302$2.7375
3y EC2 SP NU$1.9041—$2.4225$1.9581$1.9588

Spot by AZ (7-day p50, Linux): us-west-2c $1.3844 · us-west-2a $1.3035 · us-west-2b $1.3701 · us-west-2d $1.1478

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
i8ge.12xlarge Graviton$5.6952+38%-28%$-1,151

Cheapest regions for i8g.12xlarge

RegionOn-Demand $/hvs us-west-2Saves / mo
US East (N. Virginia) us-east-1$4.11840.0%$0
US East (Ohio) us-east-2$4.11840.0%$0
US West (Oregon) us-west-2$4.1184current—
EU (Stockholm) eu-north-1$4.3056+5%$-137
Canada (Central) ca-central-1$4.5384+10%$-307
Europe (Spain) eu-south-2$4.5384+10%$-307

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$4.1184———$1.3368
2026-11-04$4.1184———$1.3390
2026-11-03$4.1184———$1.3398
2026-11-02$4.1184———$1.3399
2026-11-01$4.1184———$1.3377
2026-10-31$4.1184———$1.3297
2026-10-30$4.1184———$1.3194
2026-10-29$4.1184———$1.3080
2026-10-28$4.1184———$1.2947
2026-10-27$4.1184———$1.2925
2026-10-26$4.1184———$1.2891
2026-10-25$4.1184———$1.2858
2026-10-24$4.1184———$1.2854
2026-10-23$4.1184———$1.2859
2026-10-22$4.1184———$1.2864
2026-10-21$4.1184———$1.2872
2026-10-20$4.1184———$1.2939
2026-10-19$4.1184———$1.2996
2026-10-18$4.1184———$1.3034
2026-10-17$4.1184———$1.3144
2026-10-16$4.1184———$1.3276
2026-10-14$4.1184———$1.3314
2026-10-13$4.1184———$1.3291
2026-10-12$4.1184———$1.3276
2026-10-11$4.1184———$1.3143
2026-10-07$4.1184———$1.2997
2026-10-06$4.1184———$1.3019
2026-10-05$4.1184———$1.2688
2026-10-04$4.1184———$1.2518
2026-10-03$4.1184———$1.2524

All attributes

vCPU
48
Cores / threads per core
48 / 1
Memory
384 GiB
Memory per vCPU
8.00 GiB
Processor
AWS Graviton4 Processor
Architecture
arm64
Sustained clock
2.8 GHz
Hypervisor
nitro
Generation
Current
Burstable
No
Bare metal
No
Free tier eligible
No
Network performance
Up to 28.12 Gigabit
Network baseline / burst
28.125 / 28.125 Gbps
Max ENIs × IPv4 per ENI
8 × 30
IPv6 / ENA / EFA
IPv6 / ENA / —
EBS optimized
Yes
EBS bandwidth (baseline / max)
15000 / 15000 Mbps
EBS IOPS (baseline / max)
60,000 / 60000
EBS NVMe
required
Instance storage
3 × 3750 GB NVMe SSD
GPU
—
Placement groups
cluster, partition, spread
Hibernation / Nitro Enclaves
No / 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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