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r5n.12xlarge by Amazon Web Services

r5n.12xlarge is a Memory optimized [Network and EBS optimized] Gen5 12xlarge server offered by Amazon Web Services with 48 vCPUs, 384 GiB of memory and 0 GB of storage. The pricing starts at 0.4603 USD per hour.
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48 vCPU
384 GiB Memory
Spare SCore
40675
(All-cores)
1382
(Single-core)

Specifications

Server Metadata

Vendor ID
aws
Name
r5n.12xlarge
Description
Memory optimized [Network and EBS optimized] Gen5 12xlarge
Family
r5n
Status
active
Observed At
2026-06-11T17:28:54.411708

Availability

REGION / IDSPOTONDEMAND
Northern Virgina (US) / us-east-1
1.43334 USD/h 3.576 USD/h
Oregon (US) / us-west-2
1.4843 USD/h 3.576 USD/h
Ohio (US) / us-east-2
1.386967 USD/h 3.576 USD/h
Mumbai (IN) / ap-south-1
1.687067 USD/h 3.672 USD/h
Stockholm (SE) / eu-north-1
0.671133 USD/h 3.816 USD/h
Quebec (CA) / ca-central-1
1.432233 USD/h 3.912 USD/h
Dublin (IE) / eu-west-1
1.707733 USD/h 4.008 USD/h
California (US) / us-west-1
1.40945 USD/h 4.056 USD/h
Milan (IT) / eu-south-1
0.5334 USD/h 4.2 USD/h
London (GB) / eu-west-2
1.445167 USD/h 4.2 USD/h
Paris (FR) / eu-west-3
1.475467 USD/h 4.2 USD/h
Seoul (KR) / ap-northeast-2
2.611775 USD/h 4.272 USD/h
Singapore (SG) / ap-southeast-1
1.782667 USD/h 4.272 USD/h
Frankfurt (DE) / eu-central-1
2.112133 USD/h 4.272 USD/h
Tokyo (JP) / ap-northeast-1
1.1371 USD/h 4.344 USD/h
Sydney (AU) / ap-southeast-2
1.576767 USD/h 4.344 USD/h
Cape Town (ZA) / af-south-1
0.4935 USD/h 4.768 USD/h
Hong Kong (HK) / ap-east-1
0.6688 USD/h 4.848 USD/h
Sao Paulo (BR) / sa-east-1
3.101167 USD/h 5.664 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
Ecpus
29.4
Scalability
122.5
Hw Virt
-

System Resources and Accelerators

MEMORY
Memory Amount
384 GiB
Memory Amount Actual
384 GiB
Memory Generation
DDR4
Memory Speed
3200 Mhz
GPU
GPU Count
0
GPU Memory Total
0 MiB
GPUs
    STORAGE
    Storage Size
    0 GB
    Storages
      NETWORK
      Network Speed Baseline
      50 Gbps
      Network Speed Max
      50 Gbps
      Network Storage Speed Baseline
      9.5 Gbps
      Network Storage Speed Max
      9.5 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: 1,252

      Geekbench Multi-Core

      Score: 11,039

      Passmark CPU Scores

      BENCHMARKSCORE
      Mark
      		34693
      Compression
      		594119
      Encryption
      		18577
      Extended Instructions
      		37003
      Floating Point Maths
      		72984
      Integer Maths
      		136290
      Physics
      		2546
      Prime Numbers
      		175
      Single Threaded
      		1950
      String Sorting
      		68330

      Passmark Memory Scores

      BENCHMARKSCORE
      Memory Mark
      		2732
      Database Operations
      		15658
      Memory Latency
      		53
      Memory Read Cached
      		23832
      Memory Read Uncached
      		11545
      Memory Write
      		10818

      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
      r5n.large 216 GiB0
      r5n.xlarge 432 GiB0
      r5n.2xlarge 864 GiB0
      r5n.4xlarge 16128 GiB0
      r5n.8xlarge 32256 GiB0
      r5n.16xlarge 64512 GiB0
      r5n.24xlarge 96768 GiB0

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      r5n.12xlarge FAQs