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m8ib.16xlarge pricing and specs in US West (Oregon)

64 vCPU · 256 GiB · 66.66 Gigabit · Intel Xeon Scalable (Granite Rapids)

$5.3466/hour on-demand · $3,903/month (Linux, Shared)

m8ib.16xlarge is a general-purpose EC2 instance with 64 vCPU and 256 GiB, generation 8 of the m family. On-demand it costs $5.3466 an hour, about $3,903 a month if it runs all month. A one-year commitment with nothing up front works out at $3.3683 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 $2.0608 an hour, 61% below on-demand. The newer m8g.16xlarge offers the same size for $2.8723 an hour, 46% less and moves to Graviton. Across regions the cheapest place to run m8ib.16xlarge is US East (N. Virginia) (us-east-1) at $5.3466 an hour, 0% below US West (Oregon).

Pricing by OS (hourly, USD, Shared)

OptionLinuxWindowsRHELSUSEUbuntu Pro
On-Demand$5.3466$8.2906$6.0378$5.4716$5.4586
Spot$1.7439$3.4787———
1y Compute SP NU$3.9011$6.8451$4.5923$3.9610$3.9907
3y Compute SP NU$2.3675$5.3115$3.0587$2.4215$2.4404
1y EC2 SP NU$3.3683$6.3123$4.0595$3.4282$3.4579
3y EC2 SP NU$2.0608$5.0048$2.7520$2.1148$2.1338

Spot by AZ (7-day p50, Linux): us-west-2c $1.7609 · us-west-2a $1.7472 · us-west-2b $1.7406 · us-west-2d $1.5439

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.

Graviton-eligible → m8g.16xlarge (-46%)
Type$/hPrice ΔvCPU per $ ΔSaves / mo
m8g.16xlarge Graviton arch change$2.8723-46%+86%$1,806
m9g.16xlarge Graviton arch change$3.1309-41%+71%$1,617
m8i-flex.16xlarge$3.2176-40%+66%$1,554
m8i.16xlarge$3.3869-37%+58%$1,431
m8gd.16xlarge Graviton arch change$3.6902-31%+45%$1,209
m8a.16xlarge$3.8950-27%+37%$1,060
m9gd.16xlarge Graviton arch change$4.0224-25%+33%$967
m8id.16xlarge$4.1766-22%+28%$854

Cheapest regions for m8ib.16xlarge

RegionOn-Demand $/hvs us-west-2Saves / mo
US East (N. Virginia) us-east-1$5.34660.0%$0
US East (Ohio) us-east-2$5.34660.0%$0
US West (Oregon) us-west-2$5.3466current—
Europe (Spain) eu-south-2$5.9590+11%$-447
EU (Ireland) eu-west-1$5.9754+12%$-459
Asia Pacific (Tokyo) ap-northeast-1$6.8739+29%$-1,115

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$5.3466$8.2906——$1.7439
2026-11-05$5.3466$8.2906——$1.7586
2026-11-02$5.3466$8.2906——$1.7674
2026-11-01$5.3466$8.2906——$1.7642
2026-10-31$5.3466$8.2906——$1.7351
2026-10-30$5.3466$8.2906——$1.7339
2026-10-29$5.3466$8.2906——$1.7324
2026-10-28$5.3466$8.2906——$1.7309
2026-10-27$5.3466$8.2906——$1.7281
2026-10-26$5.3466$8.2906——$1.7288
2026-10-25$5.3466$8.2906——$1.7206
2026-10-24$5.3466$8.2906——$1.7205
2026-10-23$5.3466$8.2906——$1.7335
2026-10-22$5.3466$8.2906——$1.7292
2026-10-21$5.3466$8.2906——$1.7249
2026-10-20$5.3466$8.2906——$1.7233
2026-10-19$5.3466$8.2906——$1.7070
2026-10-18$5.3466$8.2906——$1.6492
2026-10-15$5.3466$8.2906——$1.6234
2026-10-14$5.3466$8.2906——$1.6672
2026-10-13$5.3466$8.2906——$1.6898
2026-10-12$5.3466$8.2906——$1.6999
2026-10-11$5.3466$8.2906——$1.7091
2026-10-10$5.3466$8.2906——$1.7183
2026-10-09$5.3466$8.2906——$1.7250
2026-10-08$5.3466$8.2906——$1.7271
2026-10-07$5.3466$8.2906——$1.7278
2026-10-06$5.3466$8.2906——$1.7329
2026-10-05$5.3466$8.2906——$1.7363
2026-10-04$5.3466$8.2906——$1.7364

All attributes

vCPU
64
Cores / threads per core
32 / 2
Memory
256 GiB
Memory per vCPU
4.00 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
66.66 Gigabit
Network baseline / burst
66.666 / 66.666 Gbps
Max ENIs × IPv4 per ENI
16 × 64
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
No / Yes
Dedicated hosts
Supported
Boot modes
legacy-bios, uefi
Spot supported
Yes

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<iframe src="https://trucost.cloud/instances/embed?service=ec2&region=us-west-2&type=m8ib.16xlarge" width="420" height="260" style="border:1px solid #e2e8f0;border-radius:12px" loading="lazy" title="m8ib.16xlarge pricing by TruCost"></iframe>

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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