r3.4xlarge

    $1.4820/hr

    ~$1081.86/month on-demand in us-west-1

    The r3.4xlarge is a Memory optimized instance with 16 vCPUs and 122 GiB of memory with up to 2 Gbps bandwidth, starting at $1.482 per hour.

    Last updated: Jan 16, 2026, 12:24 PM UTC

    Pricing varies by operating system

    All pricing cards update to show this payment type

    Pricing Options

    Compute SP

    Most flexible - any instance

    1 Year - No Upfront
    $1.1270/hr
    ~$822.71/mo
    Save 24%
    3 Year - No Upfront
    $0.9400/hr
    ~$686.20/mo
    Save 37%

    EC2 Instance SP

    Locked to family - cheaper

    1 Year - No Upfront
    $1.0130/hr
    ~$739.49/mo
    Save 32%

    Reserved

    Region & instance locked

    1 Year - No Upfront
    $1.0870/hr
    ~$793.51/mo
    Save 27%
    3 Year - No Upfront
    $0.9780/hr
    ~$713.94/mo
    Save 34%

    Spot Pricing

    Up to 90% savings - flexible workloads

    Cheapest AZ
    us-west-1c
    $0.8631/hr
    ~$630.06/mo
    Save 60% vs On-Demand
    10-15%interruption rate
    Price Range (24h)
    Min
    $0.2404
    Avg
    $0.4662
    Max
    $0.8631
    All Availability Zones
    us-west-1c$0.8631/hr
    us-west-1a$0.4124/hr
    us-west-1a$0.3414/hr
    us-west-1a$0.2414/hr
    us-west-1a$0.8625/hr
    us-west-1c$0.4193/hr
    us-west-1c$0.3483/hr
    us-west-1c$0.2483/hr

    r3 Family

    Switch between sizes in us-west-1

    SizevCPUMem
    large215.25
    xlarge430.5
    2xlarge861
    4xlarge16122
    8xlarge32244

    Instance Specifications

    Detailed hardware and capabilities for r3.4xlarge

    Processor

    ManufacturerIntel
    Clock Speed2.5 GHz
    Sustained Speed2.5 GHz
    Architecturex86_64
    vCPUs16
    Memory122 GiB
    Memory per vCPU7.63 GiB

    Network

    PerformanceHigh
    Bandwidth2 Gbps
    Max Interfaces8
    IPv4 per Interface30
    Enhanced Networking
    EFA Support
    IPv6

    Storage

    Instance Storage320 GB
    Storage Typessd
    NVMe Drive
    EBS Optimized
    EBS Encryption
    EBS NVMe Support
    Max Bandwidth2000 Mbps (250.00 MB/s)
    Max IOPS16,000
    Baseline Bandwidth2000 Mbps (250.00 MB/s)
    Baseline IOPS16,000

    Capabilities

    FamilyR3
    GenerationPrevious
    Burstable
    Bare Metal
    Dedicated Hosts
    Hibernation
    Auto Recovery
    Free Tier
    Usage Classeson-demand, spot
    Root Devicesebs, instance-store
    Virtualizationhvm

    Regional Pricing Comparison

    Compare r3.4xlarge (Linux) pricing across all regions - sorted by cost

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