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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 0.1375 USD per hour.
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16 vCPU
128 GiB Memory
Spare SCore
4724
(All-cores)
591
(Single-core)

Specifications

Server Metadata

Vendor ID
aws
Name
r5a.4xlarge
Description
Memory optimized [AMD processors] Gen5 4xlarge
Family
r5a
Status
active
Observed At
2026-04-30T03:09:39.335698

Availability

REGION / IDSPOTONDEMAND
Mumbai (IN) / ap-south-1
0.3056 USD/h 0.572 USD/h
Ohio (US) / us-east-2
0.423933 USD/h 0.904 USD/h
Oregon (US) / us-west-2
0.3533 USD/h 0.904 USD/h
Northern Virgina (US) / us-east-1
0.39678 USD/h 0.904 USD/h
Quebec (CA) / ca-central-1
0.44615 USD/h 0.992 USD/h
California (US) / us-west-1
0.40795 USD/h 1.008 USD/h
Dublin (IE) / eu-west-1
0.624633 USD/h 1.016 USD/h
Milan (IT) / eu-south-1
0.179 USD/h 1.064 USD/h
Paris (FR) / eu-west-3
0.3886 USD/h 1.064 USD/h
London (GB) / eu-west-2
0.436867 USD/h 1.064 USD/h
Seoul (KR) / ap-northeast-2
0.4474 USD/h 1.088 USD/h
Sydney (AU) / ap-southeast-2
0.484967 USD/h 1.088 USD/h
Singapore (SG) / ap-southeast-1
0.569467 USD/h 1.088 USD/h
Tokyo (JP) / ap-northeast-1
0.409533 USD/h 1.096 USD/h
Frankfurt (DE) / eu-central-1
0.555767 USD/h 1.096 USD/h
Sao Paulo (BR) / sa-east-1
0.37035 USD/h 1.448 USD/h

Processor

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 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

System Resources and Accelerators

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

      Economics

      Average Price per Region

      Prices per Zone

      Lowest Prices

      Performance

      Memory Bandwidth

      Compression

      OpenSSL

      Geekbench Single-Core

      Score: 727

      Geekbench Multi-Core

      Score: 4,602

      Passmark CPU Scores

      BENCHMARKSCORE
      Mark
      		12529
      Compression
      		176391
      Encryption
      		12971
      Extended Instructions
      		6556
      Floating Point Maths
      		21848
      Integer Maths
      		41423
      Physics
      		871
      Prime Numbers
      		37
      Single Threaded
      		1445
      String Sorting
      		24122

      Passmark Memory Scores

      BENCHMARKSCORE
      Memory Mark
      		1974
      Database Operations
      		3729
      Memory Latency
      		63
      Memory Read Cached
      		14789
      Memory Read Uncached
      		11105
      Memory Write
      		8075

      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
      r5a.large 216 GiB0
      r5a.xlarge 432 GiB0
      r5a.2xlarge 864 GiB0
      r5a.8xlarge 32256 GiB0
      r5a.12xlarge 48384 GiB0
      r5a.16xlarge 64512 GiB0
      r5a.24xlarge 96768 GiB0

      Similar Servers

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      r5a.4xlarge FAQs