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r5ad.8xlarge by Amazon Web Services

r5ad.8xlarge is a Memory optimized [AMD processors] [Instance store volumes] Gen5 8xlarge server offered by Amazon Web Services with 32 vCPUs, 256 GiB of memory and 1.2 TB of storage. The pricing starts at 0.2781 USD per hour.
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32 vCPU
256 GiB Memory
1.2 TB Storage
Spare SCore
9444
(All-cores)
591
(Single-core)

Specifications

Server Metadata

Vendor ID
aws
Name
r5ad.8xlarge
Description
Memory optimized [AMD processors] [Instance store volumes] Gen5 8xlarge
Family
r5ad
Status
active
Observed At
2026-05-20T05:33:13.360604

Availability

REGION / IDSPOTONDEMAND
Mumbai (IN) / ap-south-1
0.441233 USD/h 1.329 USD/h
Ohio (US) / us-east-2
0.693233 USD/h 2.096 USD/h
Northern Virgina (US) / us-east-1
0.92118 USD/h 2.096 USD/h
Oregon (US) / us-west-2
1.20415 USD/h 2.096 USD/h
Quebec (CA) / ca-central-1
0.8197 USD/h 2.304 USD/h
Dublin (IE) / eu-west-1
1.082433 USD/h 2.336 USD/h
California (US) / us-west-1
0.9466 USD/h 2.368 USD/h
Paris (FR) / eu-west-3
0.8384 USD/h 2.448 USD/h
London (GB) / eu-west-2
0.730667 USD/h 2.464 USD/h
Frankfurt (DE) / eu-central-1
1.448067 USD/h 2.528 USD/h
Seoul (KR) / ap-northeast-2
1.3952 USD/h 2.528 USD/h
Tokyo (JP) / ap-northeast-1
0.6586 USD/h 2.544 USD/h
Singapore (SG) / ap-southeast-1
1.305167 USD/h 2.544 USD/h
Sydney (AU) / ap-southeast-2
1.3552 USD/h 2.544 USD/h
Sao Paulo (BR) / sa-east-1
0.93935 USD/h 3.328 USD/h

Processor

vCPUs
32
Hypervisor
nitro
CPU Allocation
Dedicated
CPU Cores
16
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
512 KiB
CPU L1I Cache
64 KiB
CPU L1I Cache Total
1 MiB
CPU L2 Cache
512 KiB
CPU L2 Cache Total
8 MiB
CPU L3 Cache
8 MiB
CPU L3 Cache Total
32 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
256 GiB
Memory Generation
DDR4
Memory Speed
2667 Mhz
GPU
GPU Count
0
GPUs
    STORAGE
    Storage Size
    1200 GB
    Storage Type
    nvme ssd
    Storages
    • 600 GB nvme ssd
    • 600 GB nvme ssd
    NETWORK
    Network Speed
    7.5 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: 717

    Geekbench Multi-Core

    Score: 6,127

    Passmark CPU Scores

    BENCHMARKSCORE
    Mark
    		22217
    Compression
    		353177
    Encryption
    		25944
    Extended Instructions
    		13149
    Floating Point Maths
    		43691
    Integer Maths
    		82835
    Physics
    		1734
    Prime Numbers
    		73
    Single Threaded
    		1399
    String Sorting
    		47489

    Passmark Memory Scores

    BENCHMARKSCORE
    Memory Mark
    		2125
    Database Operations
    		7448
    Memory Latency
    		62
    Memory Read Cached
    		14934
    Memory Read Uncached
    		11502
    Memory Write
    		8200

    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.12xlarge 48384 GiB0
    r5ad.16xlarge 64512 GiB0
    r5ad.24xlarge 96768 GiB0

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    r5ad.8xlarge FAQs