FX16ms_v2 by Microsoft Azure

FX16ms_v2 is a FXmsv2 family [Memory Intensive] [Premium Storage capable] [Intel processor] 16 vCPUs server offered by Microsoft Azure with 16 vCPUs, 336 GiB of memory and 0 GB of storage. The pricing starts at 0.3273 USD per hour.
16 vCPU
336 GiB Memory
Spare SCore
17,770
(All-cores)
2,168
(Single-core)

Specifications

Server Metadata

Vendor ID
azure
Server ID
Standard_FX16ms_v2
Name
FX16ms_v2
API Reference
Standard_FX16ms_v2
Description
FXmsv2 family [Memory Intensive] [Premium Storage capable] [Intel processor] 16 vCPUs
Family
FXmsv2
Hw Virt
Average Time To Start
62
Status
active
Observed At
2026-10-25T16:55:23.506754

Availability

REGION / IDSPOTONDEMAND
East US 2 (US) / eastus2
0.3273 USD/h 1.771 USD/h
West US 2 (US) / westus2
0.3273 USD/h 1.771 USD/h
West US 3 (US) / westus3
0.3273 USD/h 1.771 USD/h
East US (US) / eastus
0.3717 USD/h 1.771 USD/h
Central India (IN) / centralindia
0.3376 USD/h 1.827 USD/h
Canada Central (CA) / canadacentral
0.36 USD/h 1.948 USD/h
Central US (US) / centralus
0.3694 USD/h 2.001 USD/h
Sweden Central (SE) / swedencentral
0.3733 USD/h 2.02 USD/h
Indonesia Central (ID) / indonesiacentral
0.3829 USD/h 2.072 USD/h
North Europe (IE) / northeurope
0.3927 USD/h 2.125 USD/h
South Central US (US) / southcentralus
0.3927 USD/h 2.125 USD/h
Spain Central (ES) / spaincentral
0.3927 USD/h 2.125 USD/h
West Central US (US) / westcentralus
0.3927 USD/h 2.125 USD/h
UK West (GB) / ukwest
0.3958 USD/h 2.142 USD/h
Qatar Central (QA) / qatarcentral
0.4027 USD/h 2.179 USD/h
UAE North (AE) / uaenorth
0.4027 USD/h 2.179 USD/h
France Central (FR) / francecentral
0.4123 USD/h 2.231 USD/h
UK South (GB) / uksouth
0.4123 USD/h 2.231 USD/h
Australia Southeast (AU) / australiasoutheast
0.4254 USD/h 2.302 USD/h
Austria East (AT) / austriaeast
0.4254 USD/h 2.302 USD/h
Belgium Central (BE) / belgiumcentral
0.4254 USD/h 2.302 USD/h
West US (US) / westus
0.4254 USD/h 2.302 USD/h
Chile Central (CL) / chilecentral
0.4581 USD/h 2.479 USD/h
Germany West Central (DE) / germanywestcentral
0.4583 USD/h 2.48 USD/h
West Europe (NL) / westeurope
0.4583 USD/h 2.48 USD/h
South India (IN) / southindia
0.4613 USD/h 2.496 USD/h
South Africa North (ZA) / southafricanorth
0.4674 USD/h 2.529 USD/h
Southeast Asia (SG) / southeastasia
0.4744 USD/h 2.567 USD/h
Australia East (AU) / australiaeast
0.4746 USD/h 2.568 USD/h
Japan East (JP) / japaneast
0.4746 USD/h 2.568 USD/h
Korea Central (KR) / koreacentral
0.4746 USD/h 2.568 USD/h
New Zealand North (NZ) / newzealandnorth
0.4982 USD/h 2.696 USD/h
Switzerland North (CH) / switzerlandnorth
0.504 USD/h 2.727 USD/h
Germany North (DE) / germanynorth
0.5956 USD/h 3.223 USD/h
Brazil South (BR) / brazilsouth
0.6383 USD/h 3.454 USD/h

Processor

vCPUs
16
Hypervisor
Microsoft Hyper-V
CPU Allocation
Dedicated
CPU Cores
8
CPU Speed
4.2 GHz
CPU Architecture
x86_64
CPU Manufacturer
Intel
CPU Family
Xeon
CPU Model
8573C
CPU L1D Cache
48 KiB
CPU L1D Cache Total
384 KiB
CPU L1I Cache
32 KiB
CPU L1I Cache Total
256 KiB
CPU L2 Cache
2 MiB
CPU L2 Cache Total
16 MiB
CPU L3 Cache
260 MiB
CPU L3 Cache Total
260 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, tsc_reliable, nonstop_tsc, cpuid, aperfmperf, tsc_known_freq, pni, pclmulqdq, vmx, ssse3, fma, cx16, pcid, sse4_1, sse4_2, x2apic, movbe, popcnt, tsc_deadline_timer, aes, xsave, avx, f16c, rdrand, hypervisor, lahf_lm, abm, 3dnowprefetch, tpr_shadow, ept, vpid, ept_ad, fsgsbase, tsc_adjust, bmi1, hle, avx2, smep, bmi2, erms, invpcid, rtm, avx512f, avx512dq, rdseed, adx, smap, avx512ifma, clflushopt, clwb, avx512cd, sha_ni, avx512bw, avx512vl, xsaveopt, xsavec, xgetbv1, xsaves, user_shstk, avx_vnni, avx512_bf16, vnmi, avx512vbmi, umip, waitpkg, avx512_vbmi2, gfni, vaes, vpclmulqdq, avx512_vnni, avx512_bitalg, avx512_vpopcntdq, la57, rdpid, cldemote, movdiri, movdir64b, fsrm, serialize, tsxldtrk, ibt, amx_bf16, avx512_fp16, amx_tile, amx_int8, arch_capabilities
Ecpus
8.2
Scalability
51.25

System Resources and Accelerators

MEMORY
Memory Amount
336 GiB
Memory Amount Actual
336 GiB
ACCELERATORS
Accelerator Count
0
Accelerator Memory Min
0 MiB
Accelerator Memory Total
0 MiB
Accelerators
    STORAGE
    Storage Size
    0 GB
    Storages
      NETWORK
      Inbound Traffic
      0 GB/month
      Outbound Traffic
      0 GB/month
      IPv4
      0

      CPU and System Topology

      Server Description

      A memory-intensive virtual server featuring high-frequency Intel Xeon processors and advanced matrix extensions for demanding database and text processing workloads.

      Memory Optimized

      Microsoft Azure FX16ms_v2 is an x86_64 memory-optimized virtual machine running on the Microsoft Hyper-V hypervisor. It features 16 dedicated vCPUs from an 8-core Intel Xeon 8573C processor clocked at 4.2 GHz, supported by 336.0 GB of RAM. The architecture includes advanced instruction sets like AVX-512 and Intel AMX. Benchmarks show top-tier performance in text processing and small-model LLM text generation, alongside strong single-core execution. However, memory subsystem performance shows some limitations, with a weak PassMark memory score. The server lacks local storage and complimentary public IPv4 addresses, relying entirely on remote premium storage. This configuration is suited for memory-intensive database operations, text processing pipelines, and CPU-based machine learning inference.

      Economics

      Average Price per Region

      Prices per Zone

      Lowest Prices

      Performance

      Workload Profiles

      1.5Score
      Precomputed compound score for Cache Intensive workloads. A weighted average (geometric mean) of benchmark scores compared to their medians: score = ∏ (x_i / m_i)^(w_i / Σw). The score of 1.0 represents a synthetic baseline server with the median performance of each component benchmark; 0.5 means roughly half the performance; and 2.0 means twice the performance of that reference profile. Component weights: 50% Redis RPS (pipeline=1, SET), 20% Redis RPS (pipeline=16, SET), 10% PassMark Memory Mark (composite), 10% Memory bandwidth (read, 16 MB ~ L3), 10% PassMark single-thread CPU. Rationale for component selection: In-memory key-value store workload, mixing direct Redis performance metrics with memory speed and latency benchmarks, and single-core CPU performance profiles.
      Component Score Weight Impact
      Raw Reference Normalized Target Actual
      Redis RPS (pipeline=1, SET) 3,377,078 ops/sec 1,919,289 ops/sec 1.8 50.00% 50.00% +34.00%
      Redis RPS (pipeline=16, SET) 16,073,382 ops/sec 11,728,058 ops/sec 1.3 20.00% 20.00% +5.40%
      PassMark Memory Mark (composite) 1,534 2,416 0.62 10.00% 10.00% -4.70%
      Memory bandwidth (read, 16 MB ~ L3) 208,754 MB/sec 108,466 MB/sec 1.9 10.00% 10.00% +6.60%
      PassMark single-thread CPU 3,241 Mops/s 2,365 Mops/s 1.3 10.00% 10.00% +2.70%

      Memory Bandwidth

      Compression

      OpenSSL

      Geekbench Single-Core

      Score: 2,143

      Geekbench Multi-Core

      Score: 12,947

      Passmark CPU Scores

      BENCHMARKSCORE
      Mark
      		 29,504
      Compression
      		 311,002
      Encryption
      		 18,726
      Extended Instructions
      		 25,267
      Floating Point Maths
      		 60,309
      Integer Maths
      		 85,078
      Physics
      		 3,964
      Prime Numbers
      		 168
      Single Threaded
      		 3,241
      String Sorting
      		 41,679

      Passmark Memory Scores

      BENCHMARKSCORE
      Memory Mark
      		 1,534
      Database Operations
      		 7,394
      Memory Latency
      		 125
      Memory Read Cached
      		 28,996
      Memory Read Uncached
      		 7,019
      Memory Write
      		 6,330

      Stress-ng Stressors

      CPU integerSingleMultiScaling
      atomic
      		 317.38 260.84 0.82×
      bitops
      		 166,306 1,610,087 9.68×
      branch
      		 156,542 1,938,456 12.38×
      funccall
      		 843.91 8,653 10.25×
      funcret
      		 14,108 176,356 12.50×
      hash
      		 198,394 2,302,866 11.61×
      intmath
      		 73,337 700,472 9.55×
      nop
      		 295,894 1,890,195 6.39×
      prime
      		 528,975 5,103,453 9.65×
      rotate
      		 111,440 951,237 8.54×
      str
      		 1,048,281 11,697,509 11.16×
      wcs
      		 766,998 7,553,253 9.85×
      CryptographySingleMultiScaling
      crypt
      		 3,784 34,708 9.17×
      CompressionSingleMultiScaling
      jpeg
      		 919.24 9,739 10.59×
      zlib
      		 56.28 830.95 14.76×
      HypervisorSingleMultiScaling
      clock
      		 41,454 300,186 7.24×
      clone
      		 1,496 11,549 7.72×
      context
      		 5,951 78,562 13.20×
      cpu-sched
      		 69.16 1,041 15.05×
      eventfd
      		 38,003 652,674 17.17×
      fault
      		 23,379 139,607 5.97×
      fork
      		 6,158 44,489 7.22×
      getrandom
      		 65,832 786,790 11.95×
      hrtimers
      		 282,832 2,861,591 10.12×
      mprotect
      		 1,008,202 6,046,552 6.00×
      mtx
      		 26,461,265 573,629,208 21.68×
      munmap
      		 4,968 39,153 7.88×
      null
      		 974,725 12,267,572 12.59×
      pipe
      		 713,016 12,569,008 17.63×
      priv-instr
      		 968,364 10,140,376 10.47×
      resched
      		 8,572,668 1,263,509 0.15×
      switch
      		 58,534 5,520,479 94.31×
      timermix
      		 269,353 3,466,747 12.87×
      tlb-shootdown
      		 9,693 36,877 3.80×
      tsc
      		 1,020,149 12,491,260 12.24×
      usersyscall
      		 811,507 8,834,015 10.89×
      vdso
      		 119,328,218 1,403,869,560 11.76×
      vfork
      		 28,629 262,375 9.16×
      x86syscall
      		 11,705,105 159,224,120 13.60×
      yield
      		 18,918,608 19,129,675 1.01×
      zero
      		 6,512,072 86,080,503 13.22×
      CPU float/SIMDSingleMultiScaling
      eigen
      		 18,128 192,034 10.59×
      expmath
      		 3,947 46,008 11.66×
      fma
      		 1,455,465 15,272,637 10.49×
      fp
      		 232.8 2,689 11.55×
      fractal
      		 7.2 83.8 11.64×
      hyperbolic
      		 4,546 52,466 11.54×
      logmath
      		 5,819 73,872 12.69×
      matrix
      		 5,641 52,319 9.27×
      matrix-3d
      		 726.94 5,664 7.79×
      monte-carlo
      		 333.88 4,378 13.11×
      mpfr
      		 1,960 18,182 9.28×
      powmath
      		 2,198 26,669 12.13×
      trig
      		 2,998 31,634 10.55×
      veccmp
      		 27,977 260,369 9.31×
      vecfp
      		 1,730 17,522 10.13×
      vecmath
      		 4,390 49,402 11.25×
      vecshuf
      		 924.52 8,474 9.17×
      vecwide
      		 40,130 393,221 9.80×
      AlgorithmsSingleMultiScaling
      bitonicsort
      		 10 95.2 9.52×
      bsearch
      		 322.39 3,322 10.31×
      bubblesort
      		 1.2 12.8 10.67×
      fibsearch
      		 358.1 3,507 9.79×
      heapsort
      		 11.2 122.4 10.93×
      hsearch
      		 9,529 90,338 9.48×
      insertionsort
      		 14.2 100.4 7.07×
      malloc
      		 2,989,856 27,047,592 9.05×
      mcontend
      		 119.44 3,177 26.60×
      mergesort
      		 34.2 392.99 11.49×
      qsort
      		 24.4 276.39 11.33×
      skiplist
      		 6,111 77,547 12.69×
      tree
      		 2 22.4 11.20×
      MemorySingleMultiScaling
      cache
      		 284,320 1,227,372 4.32×
      cachehammer
      		 226,390 2,628,496 11.61×
      cacheline
      		 67.92 1,147 16.89×
      l1cache
      		 1,237 3,719 3.01×
      memcpy
      		 498.14 3,933 7.90×
      memrate
      		 0.13 1.88 14.46×
      memthrash
      		 204.76 673.55 3.29×
      ptr-chase
      		 37,126,022 255,981,607 6.89×
      spinmem
      		 382.78 1,046 2.73×
      stream
      		 6.68 795.71 119.12×
      vm
      		 199,267 294,241 1.48×

      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

      INSTANCEvCPUsMEMORYAccelerators
      FX2ms_v2 242 GiB0
      FX4-2ms_v2 284 GiB0
      FX8-2ms_v2 2168 GiB0
      FX4ms_v2 484 GiB0
      FX8-4ms_v2 4168 GiB0
      FX16-4ms_v2 4336 GiB0
      FX12-6ms_v2 6252 GiB0

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      FX16ms_v2 FAQs