r5ad.4xlarge by Amazon Web Services
r5ad.4xlarge is a Memory optimized [AMD processors] [Instance store volumes] Gen5 4xlarge server offered by Amazon Web Services with 16 vCPUs, 128 GiB of memory and 600 GB of storage. The pricing starts at 0.2488 USD per hour.
16 vCPU
128 GiB Memory
600 GB Storage
Spare SCore
4724
(All-cores)
(All-cores)
591
(Single-core)
(Single-core)
Specifications
Server Metadata
Vendor ID | aws |
Name | r5ad.4xlarge |
Description | Memory optimized [AMD processors] [Instance store volumes] Gen5 4xlarge |
Family | r5ad |
Hw Virt | |
Status | active |
Observed At | 2026-06-23T04:29:14.636727 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|---|---|
Mumbai (IN) / ap-south-1 | 0.287167 USD/h | 0.664 USD/h |
Ohio (US) / us-east-2 | 0.367867 USD/h | 1.048 USD/h |
Oregon (US) / us-west-2 | 0.40145 USD/h | 1.048 USD/h |
Northern Virgina (US) / us-east-1 | 0.64834 USD/h | 1.048 USD/h |
Quebec (CA) / ca-central-1 | 0.41595 USD/h | 1.152 USD/h |
Dublin (IE) / eu-west-1 | 0.645933 USD/h | 1.168 USD/h |
California (US) / us-west-1 | 0.50695 USD/h | 1.184 USD/h |
Paris (FR) / eu-west-3 | 0.582533 USD/h | 1.224 USD/h |
London (GB) / eu-west-2 | 0.494133 USD/h | 1.232 USD/h |
Seoul (KR) / ap-northeast-2 | 0.5446 USD/h | 1.264 USD/h |
Frankfurt (DE) / eu-central-1 | 0.626 USD/h | 1.264 USD/h |
Tokyo (JP) / ap-northeast-1 | 0.4734 USD/h | 1.272 USD/h |
Sydney (AU) / ap-southeast-2 | 0.602 USD/h | 1.272 USD/h |
Singapore (SG) / ap-southeast-1 | 0.710567 USD/h | 1.272 USD/h |
Sao Paulo (BR) / sa-east-1 | 0.48215 USD/h | 1.664 USD/h |
Processor
vCPUs | 16 |
Hypervisor | nitro |
CPU Allocation | Dedicated |
CPU Cores | 8 |
CPU Speed | 2.2 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | AMD |
CPU Family | EPYC |
CPU Model | 7571 |
CPU L1D Cache | 32 KiB |
CPU L1D Cache Total | 256 KiB |
CPU L1I Cache | 64 KiB |
CPU L1I Cache Total | 512 KiB |
CPU L2 Cache | 512 KiB |
CPU L2 Cache Total | 4 MiB |
CPU L3 Cache | 8 MiB |
CPU L3 Cache Total | 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 |
Ecpus | 8 |
Scalability | 100 |
System Resources and Accelerators
| MEMORY | |
|---|---|
Memory Amount | 128 GiB |
Memory Amount Actual | 128 GiB |
Memory Generation | DDR4 |
Memory Speed | 2667 Mhz |
| GPU | |
|---|---|
GPU Count | 0 |
GPU Memory Min | 0 MiB |
GPU Memory Total | 0 MiB |
GPUs |
| STORAGE | |
|---|---|
Storage Size | 600 GB |
Storage Type | nvme ssd |
Storages |
|
| NETWORK | |
|---|---|
Network Speed Baseline | 5 Gbps |
Network Speed Max | 10 Gbps |
Network Storage Speed Baseline | 2.88 Gbps |
Network Storage Speed Max | 2.88 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Economics
Performance
Memory Bandwidth
Compression
OpenSSL
Geekbench Single-Core
Score: 726
Geekbench Multi-Core
Score: 4,582
Passmark CPU Scores
| BENCHMARK | SCORE |
|---|---|
Mark | 12505 |
Compression | 176037 |
Encryption | 12971 |
Extended Instructions | 6556 |
Floating Point Maths | 21852 |
Integer Maths | 41446 |
Physics | 866 |
Prime Numbers | 37 |
Single Threaded | 1444 |
String Sorting | 23451 |
Passmark Memory Scores
| BENCHMARK | SCORE |
|---|---|
Memory Mark | 2007 |
Database Operations | 3727 |
Memory Latency | 62 |
Memory Read Cached | 14936 |
Memory Read Uncached | 11549 |
Memory Write | 8314 |
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
| INSTANCE | vCPUs | MEMORY | GPUs |
|---|---|---|---|
| r5ad.large | 2 | 16 GiB | 0 |
| r5ad.xlarge | 4 | 32 GiB | 0 |
| r5ad.2xlarge | 8 | 64 GiB | 0 |
| r5ad.8xlarge | 32 | 256 GiB | 0 |
| r5ad.12xlarge | 48 | 384 GiB | 0 |
| r5ad.16xlarge | 64 | 512 GiB | 0 |
| r5ad.24xlarge | 96 | 768 GiB | 0 |
Similar Servers
| INSTANCE | VENDOR | vCPUs | MEMORY | GPUs |
|---|