r5b.8xlarge

    $2.3840/hr

    ~$1740.32/month on-demand in us-east-1

    The r5b.8xlarge is a Memory optimized instance with 32 vCPUs and 256 GiB of memory with up to 10 Gbps bandwidth, starting at $2.384 per hour.

    Last updated: Jan 14, 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
    $1.7272/hr
    ~$1260.86/mo
    Save 28%
    3 Year - No Upfront
    $1.1123/hr
    ~$811.96/mo
    Save 53%

    EC2 Instance SP

    Locked to family - cheaper

    1 Year - No Upfront
    $1.5019/hr
    ~$1096.40/mo
    Save 37%
    3 Year - No Upfront
    $0.9655/hr
    ~$704.83/mo
    Save 59%

    Reserved

    Region & instance locked

    1 Year - No Upfront
    $1.5019/hr
    ~$1096.40/mo
    Save 37%
    3 Year - No Upfront
    $0.9655/hr
    ~$704.83/mo
    Save 59%

    Spot Pricing

    Up to 90% savings - flexible workloads

    Cheapest AZ
    us-east-1a
    $1.1386/hr
    ~$831.18/mo
    Save 56% vs On-Demand
    5-10%interruption rate
    Price Range (24h)
    Min
    $1.0062
    Avg
    $1.5343
    Max
    $2.2082
    All Availability Zones
    us-east-1a$1.1386/hr
    us-east-1d$1.9876/hr
    us-east-1a$1.2636/hr
    us-east-1a$1.7318/hr
    us-east-1b$1.2440/hr
    us-east-1d$1.8626/hr
    us-east-1a$1.4842/hr
    us-east-1b$1.5896/hr
    us-east-1b$1.3690/hr
    us-east-1d$2.2082/hr
    us-east-1c$1.3604/hr
    us-east-1c$1.1398/hr
    us-east-1c$1.0148/hr
    us-east-1b$1.7318/hr
    us-east-1c$1.7323/hr
    us-east-1d$1.7324/hr

    r5b Family

    Switch between sizes in us-east-1

    SizevCPUMem
    large216
    xlarge432
    2xlarge864
    4xlarge16128
    8xlarge32256
    12xlarge48384
    16xlarge64512
    24xlarge96768
    metal96768

    Instance Specifications

    Detailed hardware and capabilities for r5b.8xlarge

    Processor

    ManufacturerIntel
    Clock Speed3.1 GHz
    Sustained Speed3.1 GHz
    Architecturex86_64
    vCPUs32
    Memory256 GiB
    Memory per vCPU8.00 GiB

    Network

    Performance10 Gigabit
    Bandwidth10 Gbps
    Max Interfaces8
    IPv4 per Interface30
    Enhanced Networking
    EFA Support
    IPv6

    Storage

    EBS Only
    EBS Optimized
    EBS Encryption
    EBS NVMe Support
    Max Bandwidth20000 Mbps (2500.00 MB/s)
    Max IOPS86,667
    Baseline Bandwidth20000 Mbps (2500.00 MB/s)
    Baseline IOPS86,667

    Capabilities

    FamilyR5B
    GenerationCurrent
    Burstable
    Bare Metal
    Dedicated Hosts
    Hibernation
    Auto Recovery
    Free Tier
    Usage Classeson-demand, spot
    Root Devicesebs
    Virtualizationhvm

    Regional Pricing Comparison

    Compare r5b.8xlarge (Linux) pricing across all regions - sorted by cost

    Current region (us-east-1)Other regions
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