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r7iz.4xlarge pricing and specs in US West (Oregon)

16 vCPU · 128 GiB · Up to 12.5 Gigabit · Intel Xeon Scalable (Sapphire Rapids)

$1.4880/hour on-demand · $1,086/month (Linux, Shared)

r7iz.4xlarge is a memory-optimized EC2 instance with 16 vCPU and 128 GiB, generation 7 of the r family. On-demand it costs $1.4880 an hour, about $1,086 a month if it runs all month. A one-year commitment with nothing up front works out at $0.9374 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 $0.5343 an hour, 64% below on-demand. The newer r7g.4xlarge offers the same size for $0.8568 an hour, 42% less and moves to Graviton. Across regions the cheapest place to run r7iz.4xlarge is US East (N. Virginia) (us-east-1) at $1.4880 an hour, 0% below US West (Oregon).

Pricing by OS (hourly, USD, Shared)

OptionLinuxWindowsRHELSUSEUbuntu Pro
On-Demand$1.4880$2.2240$1.6608$1.6130$1.5160
Spot$0.5935$0.9192———
1y Std RI NU$0.9374$1.6734$1.1102$0.9973—
1y Std RI PU$0.8927$1.6288$1.0655$0.9527—
1y Std RI AU$0.8750$1.6110$1.0477$0.9348—
3y Std RI NU$0.6139$1.3499$0.7867$0.6679—
3y Std RI PU$0.5684$1.3044$0.7412$0.6224—
3y Std RI AU$0.5343$1.2703$0.7071$0.5883—
1y Conv RI NU$1.0812$1.8172$1.2540$1.1411—
3y Conv RI NU$0.7055$1.4415$0.8783$0.7595—
1y Compute SP NU$1.0812$1.8172$1.2540$1.1411$1.1036
3y Compute SP NU$0.7055$1.4415$0.8783$0.7595$0.7237
1y EC2 SP NU$0.9374$1.6734$1.1102$0.9973$0.9598
3y EC2 SP NU$0.6139$1.3499$0.7867$0.6679$0.6321

Spot by AZ (7-day p50, Linux): us-west-2a $0.6338 · us-west-2b $0.5732 · us-west-2c $0.6138 · us-west-2d $0.5157

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 → r7g.4xlarge (-42%)
Type$/hPrice ΔvCPU per $ ΔSaves / mo
r7g.4xlarge Graviton arch change$0.8568-42%+74%$461
r8g.4xlarge Graviton arch change$0.9426-37%+58%$398
r9g.4xlarge Graviton arch change$1.0274-31%+45%$336
r8i-flex.4xlarge$1.0558-29%+41%$316
r7i.4xlarge$1.0584-29%+41%$314
r7gd.4xlarge Graviton arch change$1.0886-27%+37%$292
r8i.4xlarge$1.1114-25%+34%$275
r8gd.4xlarge Graviton arch change$1.1757-21%+27%$228

Cheapest regions for r7iz.4xlarge

RegionOn-Demand $/hvs us-west-2Saves / mo
US East (N. Virginia) us-east-1$1.48800.0%$0
US East (Ohio) us-east-2$1.48800.0%$0
US West (Oregon) us-west-2$1.4880current—
EU (Ireland) eu-west-1$1.6640+12%$-128
EU (Frankfurt) eu-central-1$1.8000+21%$-228
Asia Pacific (Tokyo) ap-northeast-1$1.8160+22%$-239

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$1.4880$2.2240$0.9374$0.6139$0.5935
2026-11-05$1.4880$2.2240$0.9374$0.6139$0.6060
2026-11-04$1.4880$2.2240$0.9374$0.6139$0.6209
2026-11-03$1.4880$2.2240$0.9374$0.6139$0.6323
2026-11-02$1.4880$2.2240$0.9374$0.6139$0.6404
2026-11-01$1.4880$2.2240$0.9374$0.6139$0.6412
2026-10-31$1.4880$2.2240$0.9374$0.6139$0.6506
2026-10-30$1.4880$2.2240$0.9374$0.6139$0.6505
2026-10-29$1.4880$2.2240$0.9374$0.6139$0.6476
2026-10-28$1.4880$2.2240$0.9374$0.6139$0.6456
2026-10-27$1.4880$2.2240$0.9374$0.6139$0.6439
2026-10-26$1.4880$2.2240$0.9374$0.6139$0.6428
2026-10-25$1.4880$2.2240$0.9374$0.6139$0.6424
2026-10-24$1.4880$2.2240$0.9374$0.6139$0.6455
2026-10-23$1.4880$2.2240$0.9374$0.6139$0.6506
2026-10-22$1.4880$2.2240$0.9374$0.6139$0.6562
2026-10-21$1.4880$2.2240$0.9374$0.6139$0.6557
2026-10-20$1.4880$2.2240$0.9374$0.6139$0.6539
2026-10-19$1.4880$2.2240$0.9374$0.6139$0.6524
2026-10-18$1.4880$2.2240$0.9374$0.6139$0.6510
2026-10-17$1.4880$2.2240$0.9374$0.6139$0.6502
2026-10-16$1.4880$2.2240$0.9374$0.6139$0.6474
2026-10-15$1.4880$2.2240$0.9374$0.6139$0.6464
2026-10-14$1.4880$2.2240$0.9374$0.6139$0.6463
2026-10-13$1.4880$2.2240$0.9374$0.6139$0.6434
2026-10-12$1.4880$2.2240$0.9374$0.6139$0.6417
2026-10-11$1.4880$2.2240$0.9374$0.6139$0.6393
2026-10-10$1.4880$2.2240$0.9374$0.6139$0.6369
2026-10-09$1.4880$2.2240$0.9374$0.6139$0.6339
2026-10-08$1.4880$2.2240$0.9374$0.6139$0.6324

All attributes

vCPU
16
Cores / threads per core
8 / 2
Memory
128 GiB
Memory per vCPU
8.00 GiB
Processor
Intel Xeon Scalable (Sapphire Rapids)
Architecture
x86_64
Sustained clock
3.9 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
EBS only
GPU
—
Placement groups
cluster, partition, spread
Hibernation / Nitro Enclaves
Yes / 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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