r5a.4xlarge by Amazon Web Services
r5a.4xlarge is a Memory optimized [AMD processors] Gen5 4xlarge server offered by Amazon Web Services with 16 vCPUs, 128 GiB of memory and 0 GB of storage. The pricing starts at 0.1258 USD per hour.
16 vCPU
128 GiB Memory
Spare SCore
4724
(All-cores)
(All-cores)
591
(Single-core)
(Single-core)
Specifications
Server Details
| General | |
|---|---|
Vendor ID | aws |
Server ID | r5a.4xlarge |
Name | r5a.4xlarge |
API Reference | r5a.4xlarge |
Display Name | r5a.4xlarge |
Description | Memory optimized [AMD processors] Gen5 4xlarge |
Family | r5a |
Status | active |
Observed At | 2026-02-22T13:47:30.646689 |
| CPU | |
|---|---|
vCPUs | 16 |
Hypervisor | nitro |
CPU Allocation | Dedicated |
CPU Cores | 8 |
CPU Speed | 2.5 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | AMD |
CPU Family | EPYC |
CPU Model | 7571 |
CPU L1 Cache | 256 KiB |
CPU L2 Cache | 4 MiB |
CPU L3 Cache | 16 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, 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 |
| Memory | |
|---|---|
Memory Amount | 128 GiB |
Memory Generation | DDR4 |
Memory Speed | 2667 Mhz |
| GPU | |
|---|---|
GPU Count | 0 |
GPUs |
| Storage | |
|---|---|
Storage Size | 0 GB |
Storages |
| Network | |
|---|---|
Network Speed | 5 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|---|---|
Mumbai (IN) / ap-south-1 | 0.301067 USD/h | 0.572 USD/h |
Northern Virgina (US) / us-east-1 | 0.39434 USD/h | 0.904 USD/h |
Ohio (US) / us-east-2 | 0.4107 USD/h | 0.904 USD/h |
Oregon (US) / us-west-2 | 0.453525 USD/h | 0.904 USD/h |
Quebec (CA) / ca-central-1 | 0.39925 USD/h | 0.992 USD/h |
California (US) / us-west-1 | 0.36875 USD/h | 1.008 USD/h |
Dublin (IE) / eu-west-1 | 0.6381 USD/h | 1.016 USD/h |
Milan (IT) / eu-south-1 | 0.168033 USD/h | 1.064 USD/h |
Paris (FR) / eu-west-3 | 0.419833 USD/h | 1.064 USD/h |
London (GB) / eu-west-2 | 0.496433 USD/h | 1.064 USD/h |
Seoul (KR) / ap-northeast-2 | 0.47925 USD/h | 1.088 USD/h |
Sydney (AU) / ap-southeast-2 | 0.537833 USD/h | 1.088 USD/h |
Singapore (SG) / ap-southeast-1 | 0.589467 USD/h | 1.088 USD/h |
Tokyo (JP) / ap-northeast-1 | 0.427633 USD/h | 1.096 USD/h |
Frankfurt (DE) / eu-central-1 | 0.5922 USD/h | 1.096 USD/h |
Sao Paulo (BR) / sa-east-1 | 0.4607 USD/h | 1.448 USD/h |
Economics
Performance
Alternatives
Servers of the Same Family
| INSTANCE | vCPUs | MEMORY | GPUs |
|---|---|---|---|
| r5a.large | 2 | 16 GiB | 0 |
| r5a.xlarge | 4 | 32 GiB | 0 |
| r5a.2xlarge | 8 | 64 GiB | 0 |
| r5a.8xlarge | 32 | 256 GiB | 0 |
| r5a.12xlarge | 48 | 384 GiB | 0 |
| r5a.16xlarge | 64 | 512 GiB | 0 |
| r5a.24xlarge | 96 | 768 GiB | 0 |
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