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m8gb.8xlarge pricing and specs in US West (Oregon)

32 vCPU · 128 GiB · 66.66 Gigabit · AWS Graviton4 Processor Graviton

$2.3280/hour on-demand · $1,699/month (Linux, Shared)

m8gb.8xlarge is a general-purpose EC2 instance with 32 vCPU and 128 GiB, generation 8 of the m family on AWS Graviton (Arm). On-demand it costs $2.3280 an hour, about $1,699 a month if it runs all month. A one-year commitment with nothing up front works out at $1.4666 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 $0.8973 an hour, 61% below on-demand. The newer m8g.8xlarge offers the same size for $1.4362 an hour, 38% less. Across regions the cheapest place to run m8gb.8xlarge is US East (N. Virginia) (us-east-1) at $2.3280 an hour, 0% below US West (Oregon).

Pricing by OS (hourly, USD, Shared)

OptionLinuxWindowsRHELSUSEUbuntu Pro
On-Demand$2.3280—$2.6736$2.4530$2.3840
Spot$0.9213————
1y Compute SP NU$1.6986—$2.0442$1.7585$1.7434
3y Compute SP NU$1.0308—$1.3764$1.0848$1.0673
1y EC2 SP NU$1.4666—$1.8122$1.5265$1.5114
3y EC2 SP NU$0.8973—$1.2429$0.9513$0.9338

Spot by AZ (7-day p50, Linux): us-west-2b $0.8276 · us-west-2c $1.1144 · us-west-2a $0.9213

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
m8g.8xlarge Graviton$1.4362-38%+62%$651
m9g.8xlarge Graviton$1.5654-33%+49%$557
m8i-flex.8xlarge arch change$1.6088-31%+45%$525
m8i.8xlarge arch change$1.6934-27%+37%$463
m8gd.8xlarge Graviton$1.8451-21%+26%$353
m8a.8xlarge arch change$1.9475-16%+20%$278
m9gd.8xlarge Graviton$2.0112-14%+16%$231
m8id.8xlarge arch change$2.0883-10%+11%$175

Cheapest regions for m8gb.8xlarge

RegionOn-Demand $/hvs us-west-2Saves / mo
US East (N. Virginia) us-east-1$2.32800.0%$0
US West (Oregon) us-west-2$2.3280current—
EU (Ireland) eu-west-1$2.6019+12%$-200

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$2.3280———$0.9213
2026-11-05$2.3280———$0.9251
2026-11-04$2.3280———$0.9306
2026-11-03$2.3280———$0.9335
2026-11-02$2.3280———$0.9372
2026-11-01$2.3280———$0.9387
2026-10-31$2.3280———$0.9406
2026-10-30$2.3280———$0.9413
2026-10-29$2.3280———$0.9406
2026-10-27$2.3280———$0.9392
2026-10-26$2.3280———$0.9290
2026-10-25$2.3280———$0.9241
2026-10-24$2.3280———$0.9174
2026-10-23$2.3280———$0.9084
2026-10-22$2.3280———$0.9028
2026-10-21$2.3280———$0.8988
2026-10-17$2.3280———$0.8662
2026-10-16$2.3280———$0.8646
2026-10-15$2.3280———$0.8623
2026-10-14$2.3280———$0.8574
2026-10-13$2.3280———$0.8434
2026-10-12$2.3280———$0.8363
2026-10-11$2.3280———$0.8377
2026-10-09$2.3280———$0.8398
2026-10-08$2.3280———$0.8377
2026-10-07$2.3280———$0.8363
2026-10-06$2.3280———$0.8281
2026-10-05$2.3280———$0.8161
2026-10-04$2.3280———$0.7994
2026-10-03$2.3280———$0.7987

All attributes

vCPU
32
Cores / threads per core
32 / 1
Memory
128 GiB
Memory per vCPU
4.00 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
66.66 Gigabit
Network baseline / burst
66.666 / 66.666 Gbps
Max ENIs × IPv4 per ENI
10 × 30
IPv6 / ENA / EFA
IPv6 / ENA / —
EBS optimized
Yes
EBS bandwidth (baseline / max)
50000 / 50000 Mbps
EBS IOPS (baseline / max)
240,000 / 240000
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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