r5a.12xlarge by Amazon Web Services
r5a.12xlarge is a Memory optimized [AMD processors] Gen5 12xlarge server offered by Amazon Web Services with 48 vCPUs, 384 GiB of memory and 0 GB of storage. The pricing starts at 0.3192 USD per hour.
48 vCPU
384 GiB Memory
Spare SCore
14157
(All-cores)
(All-cores)
582
(Single-core)
(Single-core)
Specifications
Server Details
| General | |
|---|---|
Vendor ID | aws |
Server ID | r5a.12xlarge |
Name | r5a.12xlarge |
API Reference | r5a.12xlarge |
Display Name | r5a.12xlarge |
Description | Memory optimized [AMD processors] Gen5 12xlarge |
Family | r5a |
Status | active |
Observed At | 2026-02-04T15:25:01.296610 |
| CPU | |
|---|---|
vCPUs | 48 |
Hypervisor | nitro |
CPU Allocation | Dedicated |
CPU Cores | 24 |
CPU Speed | 2.5 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | AMD |
CPU Family | EPYC |
CPU Model | 7571 |
CPU L1 Cache | 768 KiB |
CPU L2 Cache | 12 MiB |
CPU L3 Cache | 48 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 |
| Memory | |
|---|---|
Memory Amount | 384 GiB |
Memory Generation | DDR4 |
Memory Speed | 2667 Mhz |
| GPU | |
|---|---|
GPU Count | 0 |
GPUs |
| Storage | |
|---|---|
Storage Size | 0 GB |
Storages |
| Network | |
|---|---|
Network Speed | 10 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|---|---|
Mumbai (IN) / ap-south-1 | 0.801767 USD/h | 1.716 USD/h |
Oregon (US) / us-west-2 | 1.096475 USD/h | 2.712 USD/h |
Northern Virgina (US) / us-east-1 | 1.06268 USD/h | 2.712 USD/h |
Ohio (US) / us-east-2 | 1.1922 USD/h | 2.712 USD/h |
Quebec (CA) / ca-central-1 | 1.0841 USD/h | 2.976 USD/h |
California (US) / us-west-1 | 1.02765 USD/h | 3.024 USD/h |
Dublin (IE) / eu-west-1 | 1.418667 USD/h | 3.048 USD/h |
Milan (IT) / eu-south-1 | 0.3192 USD/h | 3.192 USD/h |
Paris (FR) / eu-west-3 | 0.7756 USD/h | 3.192 USD/h |
London (GB) / eu-west-2 | 1.009733 USD/h | 3.192 USD/h |
Seoul (KR) / ap-northeast-2 | 1.15545 USD/h | 3.264 USD/h |
Singapore (SG) / ap-southeast-1 | 1.460067 USD/h | 3.264 USD/h |
Sydney (AU) / ap-southeast-2 | 1.5051 USD/h | 3.264 USD/h |
Tokyo (JP) / ap-northeast-1 | 1.0217 USD/h | 3.288 USD/h |
Frankfurt (DE) / eu-central-1 | 1.311867 USD/h | 3.288 USD/h |
Sao Paulo (BR) / sa-east-1 | 1.2944 USD/h | 4.344 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.4xlarge | 16 | 128 GiB | 0 |
| r5a.8xlarge | 32 | 256 GiB | 0 |
| r5a.16xlarge | 64 | 512 GiB | 0 |
| r5a.24xlarge | 96 | 768 GiB | 0 |
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