r5dn.12xlarge by Amazon Web Services
r5dn.12xlarge is a Memory optimized [Instance store volumes] [Network and EBS optimized] Gen5 12xlarge server offered by Amazon Web Services with 48 vCPUs, 384 GiB of memory and 1.8 TB of storage. The pricing starts at 0.4248 USD per hour.
48 vCPU
384 GiB Memory
1.8 TB Storage
Spare SCore
40658
(All-cores)
(All-cores)
1383
(Single-core)
(Single-core)
Specifications
Server Metadata
Vendor ID | aws |
Name | r5dn.12xlarge |
Description | Memory optimized [Instance store volumes] [Network and EBS optimized] Gen5 12xlarge |
Family | r5dn |
Status | active |
Observed At | 2026-04-30T12:32:10.655250 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|---|---|
Northern Virgina (US) / us-east-1 | 1.3841 USD/h | 4.008 USD/h |
Ohio (US) / us-east-2 | 1.543033 USD/h | 4.008 USD/h |
Oregon (US) / us-west-2 | 1.630725 USD/h | 4.008 USD/h |
Stockholm (SE) / eu-north-1 | 0.4406 USD/h | 4.248 USD/h |
Dublin (IE) / eu-west-1 | 2.205667 USD/h | 4.464 USD/h |
Milan (IT) / eu-south-1 | 0.495433 USD/h | 4.704 USD/h |
Paris (FR) / eu-west-3 | 2.88675 USD/h | 4.704 USD/h |
Seoul (KR) / ap-northeast-2 | 1.2296 USD/h | 4.776 USD/h |
Frankfurt (DE) / eu-central-1 | 1.957667 USD/h | 4.776 USD/h |
Singapore (SG) / ap-southeast-1 | 1.7007 USD/h | 4.8 USD/h |
Tokyo (JP) / ap-northeast-1 | 1.2784 USD/h | 4.872 USD/h |
Sydney (AU) / ap-southeast-2 | 2.207767 USD/h | 4.896 USD/h |
Cape Town (ZA) / af-south-1 | 0.5304 USD/h | 5.304 USD/h |
Processor
vCPUs | 48 |
Hypervisor | nitro |
CPU Allocation | Dedicated |
CPU Cores | 24 |
CPU Speed | 3.1 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | Intel |
CPU Family | Xeon |
CPU Model | 8259CL |
CPU L1D Cache | 32 KiB |
CPU L1D Cache Total | 768 KiB |
CPU L1I Cache | 32 KiB |
CPU L1I Cache Total | 768 KiB |
CPU L2 Cache | 1 MiB |
CPU L2 Cache Total | 24 MiB |
CPU L3 Cache | 36 MiB |
CPU L3 Cache Total | 36 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, ss, ht, syscall, nx, pdpe1gb, rdtscp, lm, constant_tsc, arch_perfmon, rep_good, nopl, xtopology, nonstop_tsc, cpuid, aperfmperf, tsc_known_freq, pni, pclmulqdq, monitor, ssse3, fma, cx16, pcid, sse4_1, sse4_2, x2apic, movbe, popcnt, tsc_deadline_timer, aes, xsave, avx, f16c, rdrand, hypervisor, lahf_lm, abm, 3dnowprefetch, pti, fsgsbase, tsc_adjust, bmi1, avx2, smep, bmi2, erms, invpcid, mpx, avx512f, avx512dq, rdseed, adx, smap, clflushopt, clwb, avx512cd, avx512bw, avx512vl, xsaveopt, xsavec, xgetbv1, xsaves, ida, arat, pku, ospke, avx512_vnni |
System Resources and Accelerators
| MEMORY | |
|---|---|
Memory Amount | 384 GiB |
Memory Generation | DDR4 |
Memory Speed | 3200 Mhz |
| GPU | |
|---|---|
GPU Count | 0 |
GPUs |
| STORAGE | |
|---|---|
Storage Size | 1800 GB |
Storage Type | nvme ssd |
Storages |
|
| NETWORK | |
|---|---|
Network Speed | 50 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Economics
Performance
Memory Bandwidth
Compression
OpenSSL
Geekbench Single-Core
Score: 1,249
Geekbench Multi-Core
Score: 10,934
Passmark CPU Scores
| BENCHMARK | SCORE |
|---|---|
Mark | 34703 |
Compression | 590924 |
Encryption | 18575 |
Extended Instructions | 37147 |
Floating Point Maths | 72992 |
Integer Maths | 136454 |
Physics | 2538 |
Prime Numbers | 174 |
Single Threaded | 1952 |
String Sorting | 68655 |
Passmark Memory Scores
| BENCHMARK | SCORE |
|---|---|
Memory Mark | 2668 |
Database Operations | 15575 |
Memory Latency | 52 |
Memory Read Cached | 23783 |
Memory Read Uncached | 10352 |
Memory Write | 10130 |
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 |
|---|---|---|---|
| r5dn.large | 2 | 16 GiB | 0 |
| r5dn.xlarge | 4 | 32 GiB | 0 |
| r5dn.2xlarge | 8 | 64 GiB | 0 |
| r5dn.4xlarge | 16 | 128 GiB | 0 |
| r5dn.8xlarge | 32 | 256 GiB | 0 |
| r5dn.16xlarge | 64 | 512 GiB | 0 |
| r5dn.24xlarge | 96 | 768 GiB | 0 |
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