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r6id.4xlarge pricing and specs in US West (Oregon)

16 vCPU · 128 GiB · Up to 12.5 Gigabit · Intel Xeon 8375C (Ice Lake)

$1.2096/hour on-demand · $883/month (Linux, Shared)

r6id.4xlarge is a memory-optimized EC2 instance with 16 vCPU and 128 GiB, generation 6 of the r family. On-demand it costs $1.2096 an hour, about $883 a month if it runs all month. A one-year commitment with nothing up front works out at $0.7602 an hour and pays for itself above roughly 458 hours a month; below that, on-demand is cheaper. The three-year options go down to $0.4549 an hour, 62% below on-demand. The newer r6g.4xlarge offers the same size for $0.8064 an hour, 33% less and moves to Graviton. Across regions the cheapest place to run r6id.4xlarge is US East (N. Virginia) (us-east-1) at $1.2096 an hour, 0% below US West (Oregon).

Pricing by OS (hourly, USD, Shared)

OptionLinuxWindowsRHELSUSEUbuntu Pro
On-Demand$1.2096$1.9456$1.3824$1.3346$1.2376
Spot$0.5254$0.8848———
1y Std RI NU$0.7602$1.4962$0.9330$0.8201—
1y Std RI PU$0.7240$1.4600$0.8968$0.7838—
1y Std RI AU$0.7095$1.4455$0.8823$0.7694—
3y Std RI NU$0.5227$1.2587$0.6955$0.5767—
3y Std RI PU$0.4840$1.2200$0.6568$0.5380—
3y Std RI AU$0.4549$1.1909$0.6278$0.5089—
1y Conv RI NU$0.8776$1.6136$1.0504$0.9375—
3y Conv RI NU$0.6214$1.3574$0.7942$0.6754—
1y Compute SP NU$0.8776$1.6136$1.0504$0.9375$0.9000
3y Compute SP NU$0.6214$1.3574$0.7942$0.6754$0.6397
1y EC2 SP NU$0.7602$1.4962$0.9330$0.8201$0.7826
3y EC2 SP NU$0.5227$1.2587$0.6955$0.5767$0.5410

Spot by AZ (7-day p50, Linux): us-west-2a $0.5368 · us-west-2c $0.5141 · us-west-2b $0.5426 · us-west-2d $0.4853

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 → r6g.4xlarge (-33%)
Type$/hPrice ΔvCPU per $ ΔSaves / mo
r6g.4xlarge Graviton arch change$0.8064-33%+50%$294
r7g.4xlarge Graviton arch change$0.8568-29%+41%$258
r6a.4xlarge$0.9072-25%+33%$221
r6gd.4xlarge Graviton arch change$0.9216-24%+31%$210
r8g.4xlarge Graviton arch change$0.9426-22%+28%$195
r6i.4xlarge$1.0080-17%+20%$147
r9g.4xlarge Graviton arch change$1.0274-15%+18%$133
r8i-flex.4xlarge$1.0558-13%+15%$112

Cheapest regions for r6id.4xlarge

RegionOn-Demand $/hvs us-west-2Saves / mo
US East (N. Virginia) us-east-1$1.20960.0%$0
US East (Ohio) us-east-2$1.20960.0%$0
US West (Oregon) us-west-2$1.2096current—
Asia Pacific (Malaysia) ap-southeast-5$1.2423+3%$-24
Asia Pacific (Thailand) ap-southeast-7$1.2423+3%$-24
Asia Pacific (Mumbai) ap-south-1$1.2688+5%$-43

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$1.2096$1.9456$0.7602$0.5227$0.5254
2026-11-05$1.2096$1.9456$0.7602$0.5227$0.5269
2026-11-04$1.2096$1.9456$0.7602$0.5227$0.5301
2026-11-03$1.2096$1.9456$0.7602$0.5227$0.5330
2026-11-02$1.2096$1.9456$0.7602$0.5227$0.5335
2026-11-01$1.2096$1.9456$0.7602$0.5227$0.5340
2026-10-31$1.2096$1.9456$0.7602$0.5227$0.5340
2026-10-30$1.2096$1.9456$0.7602$0.5227$0.5339
2026-10-29$1.2096$1.9456$0.7602$0.5227$0.5308
2026-10-28$1.2096$1.9456$0.7602$0.5227$0.5272
2026-10-27$1.2096$1.9456$0.7602$0.5227$0.5266
2026-10-26$1.2096$1.9456$0.7602$0.5227$0.5262
2026-10-25$1.2096$1.9456$0.7602$0.5227$0.5252
2026-10-24$1.2096$1.9456$0.7602$0.5227$0.5246
2026-10-23$1.2096$1.9456$0.7602$0.5227$0.5240
2026-10-22$1.2096$1.9456$0.7602$0.5227$0.5222
2026-10-21$1.2096$1.9456$0.7602$0.5227$0.5220
2026-10-20$1.2096$1.9456$0.7602$0.5227$0.5221
2026-10-19$1.2096$1.9456$0.7602$0.5227$0.5223
2026-10-18$1.2096$1.9456$0.7602$0.5227$0.5229
2026-10-17$1.2096$1.9456$0.7602$0.5227$0.5232
2026-10-16$1.2096$1.9456$0.7602$0.5227$0.5248
2026-10-15$1.2096$1.9456$0.7602$0.5227$0.5282
2026-10-14$1.2096$1.9456$0.7602$0.5227$0.5291
2026-10-13$1.2096$1.9456$0.7602$0.5227$0.5301
2026-10-12$1.2096$1.9456$0.7602$0.5227$0.5361
2026-10-11$1.2096$1.9456$0.7602$0.5227$0.5411
2026-10-10$1.2096$1.9456$0.7602$0.5227$0.5425
2026-10-09$1.2096$1.9456$0.7602$0.5227$0.5438
2026-10-08$1.2096$1.9456$0.7602$0.5227$0.5447

All attributes

vCPU
16
Cores / threads per core
8 / 2
Memory
128 GiB
Memory per vCPU
8.00 GiB
Processor
Intel Xeon 8375C (Ice Lake)
Architecture
x86_64
Sustained clock
3.5 GHz
Hypervisor
nitro
Generation
Current
Burstable
No
Bare metal
No
Free tier eligible
No
Network performance
Up to 12.5 Gigabit
Network baseline / burst
6.25 / 12.5 Gbps
Max ENIs × IPv4 per ENI
8 × 30
IPv6 / ENA / EFA
IPv6 / ENA / —
EBS optimized
Yes
EBS bandwidth (baseline / max)
5000 / 10000 Mbps
EBS IOPS (baseline / max)
20,000 / 40000
EBS NVMe
required
Instance storage
950 GB NVMe SSD
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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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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