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r8i-flex.4xlarge by Amazon Web Services

r8i-flex.4xlarge is a Memory optimized [Intel processors] Gen8 4xlarge server offered by Amazon Web Services with 16 vCPUs, 128 GiB of memory and 0 GB of storage. The pricing starts at 0.1408 USD per hour.
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16 vCPU
128 GiB Memory
Spare SCore
17341
(All-cores)
2132
(Single-core)

Specifications

Server Metadata

Vendor ID
aws
Name
r8i-flex.4xlarge
Description
Memory optimized [Intel processors] Gen8 4xlarge
Family
r8i-flex
Status
active
Observed At
2026-06-13T15:29:55.572804

Availability

REGION / IDSPOTONDEMAND
United Arab Emirates / me-central-1
0.2549 USD/h -
Ohio (US) / us-east-2
0.4076 USD/h 1.0558 USD/h
Oregon (US) / us-west-2
0.409575 USD/h 1.0558 USD/h
Northern Virgina (US) / us-east-1
0.5749 USD/h 1.0558 USD/h
(MY) / ap-southeast-5
0.3736 USD/h 1.0826 USD/h
Hyderabad (IN) / ap-south-2
0.301667 USD/h 1.0893 USD/h
Mumbai (IN) / ap-south-1
0.402033 USD/h 1.0893 USD/h
Quebec (CA) / ca-central-1
0.381833 USD/h 1.1563 USD/h
California (US) / us-west-1
0.3808 USD/h 1.173 USD/h
Aragón (ES) / eu-south-2
0.249433 USD/h 1.1814 USD/h
Dublin (IE) / eu-west-1
0.5826 USD/h 1.1814 USD/h
London (GB) / eu-west-2
0.385267 USD/h 1.2401 USD/h
Paris (FR) / eu-west-3
0.4999 USD/h 1.2401 USD/h
Sydney (AU) / ap-southeast-2
0.495467 USD/h 1.2653 USD/h
Tokyo (JP) / ap-northeast-1
0.3893 USD/h 1.2736 USD/h
Seoul (KR) / ap-northeast-2
0.4304 USD/h 1.2736 USD/h
Frankfurt (DE) / eu-central-1
0.547333 USD/h 1.2736 USD/h
Singapore (SG) / ap-southeast-1
0.536467 USD/h 1.2736 USD/h
(NZ) / ap-southeast-6
0.372 USD/h 1.3285 USD/h
Cape Town (ZA) / af-south-1
0.154733 USD/h 1.4077 USD/h
Sao Paulo (BR) / sa-east-1
0.313467 USD/h 1.6842 USD/h

Processor

vCPUs
16
Hypervisor
nitro
CPU Allocation
Dedicated
CPU Cores
8
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
384 KiB
CPU L1I Cache
64 KiB
CPU L1I Cache Total
512 KiB
CPU L2 Cache
2 MiB
CPU L2 Cache Total
16 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
8.1
Scalability
101.25
Hw Virt
-

System Resources and Accelerators

MEMORY
Memory Amount
128 GiB
Memory Amount Actual
128 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
      3.75 Gbps
      Network Speed Max
      15 Gbps
      Network Storage Speed Baseline
      2.5 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: 2,161

      Geekbench Multi-Core

      Score: 13,164

      Passmark CPU Scores

      BENCHMARKSCORE
      Mark
      		29208
      Compression
      		319767
      Encryption
      		18186
      Extended Instructions
      		22962
      Floating Point Maths
      		59873
      Integer Maths
      		82719
      Physics
      		3811
      Prime Numbers
      		177
      Single Threaded
      		3275
      String Sorting
      		42366

      Passmark Memory Scores

      BENCHMARKSCORE
      Memory Mark
      		2342
      Database Operations
      		8781
      Memory Latency
      		74
      Memory Read Cached
      		28724
      Memory Read Uncached
      		10354
      Memory Write
      		11350

      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.8xlarge 32256 GiB0
      r8i-flex.12xlarge 48384 GiB0
      r8i-flex.16xlarge 64512 GiB0

      Similar Servers

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      r8i-flex.4xlarge FAQs