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r8i-flex.8xlarge by Amazon Web Services

r8i-flex.8xlarge is a Memory optimized [Intel processors] Gen8 8xlarge server offered by Amazon Web Services with 32 vCPUs, 256 GiB of memory and 0 GB of storage. The pricing starts at 0.2815 USD per hour.
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32 vCPU
256 GiB Memory
Spare SCore
34440
(All-cores)
2131
(Single-core)

Specifications

Server Metadata

Vendor ID
aws
Name
r8i-flex.8xlarge
Description
Memory optimized [Intel processors] Gen8 8xlarge
Family
r8i-flex
Status
active
Observed At
2026-06-13T15:29:55.564441

Availability

REGION / IDSPOTONDEMAND
United Arab Emirates / me-central-1
0.4134 USD/h -
Northern Virgina (US) / us-east-1
0.81862 USD/h 2.1115 USD/h
Ohio (US) / us-east-2
0.672733 USD/h 2.1115 USD/h
Oregon (US) / us-west-2
0.809125 USD/h 2.1115 USD/h
(MY) / ap-southeast-5
0.6691 USD/h 2.1651 USD/h
Mumbai (IN) / ap-south-1
0.5965 USD/h 2.1786 USD/h
Hyderabad (IN) / ap-south-2
0.6295 USD/h 2.1786 USD/h
Quebec (CA) / ca-central-1
0.464467 USD/h 2.3126 USD/h
California (US) / us-west-1
0.76465 USD/h 2.3461 USD/h
Aragón (ES) / eu-south-2
0.4478 USD/h 2.3629 USD/h
Dublin (IE) / eu-west-1
1.096067 USD/h 2.3629 USD/h
London (GB) / eu-west-2
0.6583 USD/h 2.4802 USD/h
Paris (FR) / eu-west-3
0.842967 USD/h 2.4802 USD/h
Sydney (AU) / ap-southeast-2
0.9694 USD/h 2.5306 USD/h
Seoul (KR) / ap-northeast-2
0.86815 USD/h 2.5472 USD/h
Frankfurt (DE) / eu-central-1
0.921333 USD/h 2.5472 USD/h
Tokyo (JP) / ap-northeast-1
0.861867 USD/h 2.5472 USD/h
Singapore (SG) / ap-southeast-1
1.020733 USD/h 2.5472 USD/h
(NZ) / ap-southeast-6
0.777967 USD/h 2.657 USD/h
Cape Town (ZA) / af-south-1
0.2815 USD/h 2.8154 USD/h
Sao Paulo (BR) / sa-east-1
0.705467 USD/h 3.3683 USD/h

Processor

vCPUs
32
Hypervisor
nitro
CPU Allocation
Dedicated
CPU Cores
16
CPU Speed
3.9 GHz
CPU Architecture
x86_64
CPU Manufacturer
Intel
CPU Family
Xeon
CPU Model
6975P-C
CPU L1D Cache
48 KiB
CPU L1D Cache Total
768 KiB
CPU L1I Cache
64 KiB
CPU L1I Cache Total
1 MiB
CPU L2 Cache
2 MiB
CPU L2 Cache Total
32 MiB
CPU L3 Cache
480 MiB
CPU L3 Cache Total
480 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, rep_good, nopl, xtopology, nonstop_tsc, cpuid, tsc_known_freq, pni, pclmulqdq, ssse3, fma, cx16, pdcm, pcid, sse4_1, sse4_2, x2apic, movbe, popcnt, tsc_deadline_timer, aes, xsave, avx, f16c, rdrand, hypervisor, lahf_lm, abm, 3dnowprefetch, cpuid_fault, ssbd, ibrs, ibpb, stibp, ibrs_enhanced, fsgsbase, tsc_adjust, bmi1, avx2, smep, bmi2, erms, invpcid, avx512f, avx512dq, rdseed, adx, smap, avx512ifma, clflushopt, clwb, avx512cd, sha_ni, avx512bw, avx512vl, xsaveopt, xsavec, xgetbv1, xsaves, avx_vnni, avx512_bf16, wbnoinvd, ida, arat, avx512vbmi, umip, pku, ospke, waitpkg, avx512_vbmi2, gfni, vaes, vpclmulqdq, avx512_vnni, avx512_bitalg, tme, avx512_vpopcntdq, rdpid, bus_lock_detect, cldemote, movdiri, movdir64b, md_clear, serialize, amx_bf16, avx512_fp16, amx_tile, amx_int8, flush_l1d, arch_capabilities
Ecpus
16.2
Scalability
101.25
Hw Virt
-

System Resources and Accelerators

MEMORY
Memory Amount
256 GiB
Memory Amount Actual
256 GiB
Memory Generation
DDR5
Memory Speed
7200 Mhz
GPU
GPU Count
0
GPU Memory Total
0 MiB
GPUs
    STORAGE
    Storage Size
    0 GB
    Storages
      NETWORK
      Network Speed Baseline
      7.5 Gbps
      Network Speed Max
      15 Gbps
      Network Storage Speed Baseline
      5 Gbps
      Network Storage Speed Max
      10 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: 2,186

      Geekbench Multi-Core

      Score: 17,619

      Passmark CPU Scores

      BENCHMARKSCORE
      Mark
      		51371
      Compression
      		632176
      Encryption
      		36101
      Extended Instructions
      		45559
      Floating Point Maths
      		117860
      Integer Maths
      		163193
      Physics
      		6597
      Prime Numbers
      		347
      Single Threaded
      		3287
      String Sorting
      		83030

      Passmark Memory Scores

      BENCHMARKSCORE
      Memory Mark
      		2454
      Database Operations
      		16618
      Memory Latency
      		68
      Memory Read Cached
      		29079
      Memory Read Uncached
      		9662
      Memory Write
      		11228

      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
      r8i-flex.large 216 GiB0
      r8i-flex.xlarge 432 GiB0
      r8i-flex.2xlarge 864 GiB0
      r8i-flex.4xlarge 16128 GiB0
      r8i-flex.12xlarge 48384 GiB0
      r8i-flex.16xlarge 64512 GiB0

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      r8i-flex.8xlarge FAQs