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r5ad.16xlarge by Amazon Web Services

r5ad.16xlarge is a Memory optimized [AMD processors] [Instance store volumes] Gen5 16xlarge server offered by Amazon Web Services with 64 vCPUs, 512 GiB of memory and 2.4 TB of storage. The pricing starts at 0.5476 USD per hour.
64 vCPU
512 GiB Memory
2.4 TB Storage
Spare SCore
18862
(All-cores)
590
(Single-core)

Specifications

Server Metadata

Vendor ID
aws
Name
r5ad.16xlarge
Description
Memory optimized [AMD processors] [Instance store volumes] Gen5 16xlarge
Family
r5ad
Status
active
Observed At
2026-05-06T06:32:14.744054

Availability

REGION / IDSPOTONDEMAND
Mumbai (IN) / ap-south-1
1.084833 USD/h 2.658 USD/h
Ohio (US) / us-east-2
1.2444 USD/h 4.192 USD/h
Northern Virgina (US) / us-east-1
1.46144 USD/h 4.192 USD/h
Oregon (US) / us-west-2
1.64685 USD/h 4.192 USD/h
Quebec (CA) / ca-central-1
1.8551 USD/h 4.608 USD/h
Dublin (IE) / eu-west-1
1.978133 USD/h 4.672 USD/h
California (US) / us-west-1
1.21195 USD/h 4.736 USD/h
Paris (FR) / eu-west-3
1.003367 USD/h 4.896 USD/h
London (GB) / eu-west-2
1.382767 USD/h 4.928 USD/h
Frankfurt (DE) / eu-central-1
1.736167 USD/h 5.056 USD/h
Seoul (KR) / ap-northeast-2
1.92815 USD/h 5.056 USD/h
Tokyo (JP) / ap-northeast-1
1.1847 USD/h 5.088 USD/h
Singapore (SG) / ap-southeast-1
2.1658 USD/h 5.088 USD/h
Sydney (AU) / ap-southeast-2
2.3548 USD/h 5.088 USD/h
Sao Paulo (BR) / sa-east-1
1.0071 USD/h 6.656 USD/h

Processor

vCPUs
64
Hypervisor
nitro
CPU Allocation
Dedicated
CPU Cores
32
CPU Speed
2.5 GHz
CPU Architecture
x86_64
CPU Manufacturer
AMD
CPU Family
EPYC
CPU Model
7571
CPU L1D Cache
32 KiB
CPU L1D Cache Total
1 MiB
CPU L1I Cache
64 KiB
CPU L1I Cache Total
2 MiB
CPU L2 Cache
512 KiB
CPU L2 Cache Total
16 MiB
CPU L3 Cache
8 MiB
CPU L3 Cache Total
64 MiB
CPU Flags
fpu, vme, de, pse, tsc, msr, pae, mce, cx8, apic, sep, mtrr, pge, mca, cmov, pat, pse36, clflush, mmx, fxsr, sse, sse2, ht, syscall, nx, mmxext, fxsr_opt, pdpe1gb, rdtscp, lm, constant_tsc, rep_good, nopl, nonstop_tsc, cpuid, extd_apicid, amd_dcm, aperfmperf, tsc_known_freq, pni, pclmulqdq, ssse3, fma, cx16, sse4_1, sse4_2, movbe, popcnt, aes, xsave, avx, f16c, rdrand, hypervisor, lahf_lm, cmp_legacy, cr8_legacy, abm, sse4a, misalignsse, 3dnowprefetch, topoext, perfctr_core, vmmcall, fsgsbase, bmi1, avx2, smep, bmi2, rdseed, adx, smap, clflushopt, sha_ni, xsaveopt, xsavec, xgetbv1, clzero, xsaveerptr, arat, npt, nrip_save

System Resources and Accelerators

MEMORY
Memory Amount
512 GiB
Memory Generation
DDR4
Memory Speed
2667 Mhz
GPU
GPU Count
0
GPUs
    STORAGE
    Storage Size
    2400 GB
    Storage Type
    nvme ssd
    Storages
    • 600 GB nvme ssd
    • 600 GB nvme ssd
    • 600 GB nvme ssd
    • 600 GB nvme ssd
    NETWORK
    Network Speed
    12 Gbps
    Inbound Traffic
    0 GB/month
    Outbound Traffic
    0 GB/month
    IPv4
    0

    Economics

    Average Price per Region

    Prices per Zone

    Lowest Prices

    Performance

    Memory Bandwidth

    Compression

    OpenSSL

    Geekbench Single-Core

    Score: 722

    Geekbench Multi-Core

    Score: 7,495

    Passmark CPU Scores

    BENCHMARKSCORE
    Mark
    36866
    Compression
    706271
    Encryption
    51744
    Extended Instructions
    26041
    Floating Point Maths
    87400
    Integer Maths
    165915
    Physics
    3433
    Prime Numbers
    147
    Single Threaded
    1446
    String Sorting
    94869

    Passmark Memory Scores

    BENCHMARKSCORE
    Memory Mark
    2187
    Database Operations
    14940
    Memory Latency
    63
    Memory Read Cached
    14940
    Memory Read Uncached
    11501
    Memory Write
    8140

    Stress-ng Raw Scores

    Stress-ng Relative Multicore Performance

    LLM Inference Speed for Prompt Processing

    LLM Inference Speed for Text Generation

    Static Web Server

    Redis

    Alternatives

    Servers of the Same Family

    INSTANCEvCPUsMEMORYGPUs
    r5ad.large 216 GiB0
    r5ad.xlarge 432 GiB0
    r5ad.2xlarge 864 GiB0
    r5ad.4xlarge 16128 GiB0
    r5ad.8xlarge 32256 GiB0
    r5ad.12xlarge 48384 GiB0
    r5ad.24xlarge 96768 GiB0

    Similar Servers

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    r5ad.16xlarge FAQs