c5.18xlarge by Amazon Web Services
c5.18xlarge is a Compute optimized Gen5 18xlarge server offered by Amazon Web Services with 72 vCPUs, 144 GiB of memory and 0 GB of storage. The pricing starts at 0.3528 USD per hour.
72 vCPU
144 GiB Memory
Spare SCore
66687
(All-cores)
(All-cores)
1425
(Single-core)
(Single-core)
Specifications
Server Metadata
Vendor ID | aws |
Name | c5.18xlarge |
Description | Compute optimized Gen5 18xlarge |
Family | c5 |
Status | active |
Observed At | 2026-06-11T17:28:54.426562 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|---|---|
Mumbai (IN) / ap-south-1 | 0.603433 USD/h | 3.06 USD/h |
Ohio (US) / us-east-2 | 0.714467 USD/h | 3.06 USD/h |
Hyderabad (IN) / ap-south-2 | 0.993933 USD/h | 3.06 USD/h |
Northern Virgina (US) / us-east-1 | 1.01278 USD/h | 3.06 USD/h |
Oregon (US) / us-west-2 | 1.1305 USD/h | 3.06 USD/h |
Stockholm (SE) / eu-north-1 | 0.6014 USD/h | 3.276 USD/h |
Quebec (CA) / ca-central-1 | 0.9777 USD/h | 3.348 USD/h |
Calgary (CA) / ca-west-1 | 2.695433 USD/h | 3.348 USD/h |
Seoul (KR) / ap-northeast-2 | 0.66205 USD/h | 3.456 USD/h |
Aragón (ES) / eu-south-2 | 1.2992 USD/h | 3.456 USD/h |
Dublin (IE) / eu-west-1 | 1.480567 USD/h | 3.456 USD/h |
Frankfurt (DE) / eu-central-1 | 1.4332 USD/h | 3.492 USD/h |
Jakarta (ID) / ap-southeast-3 | 0.3528 USD/h | 3.528 USD/h |
Singapore (SG) / ap-southeast-1 | 1.094733 USD/h | 3.528 USD/h |
Tel Aviv (IL) / il-central-1 | 0.3629 USD/h | 3.629 USD/h |
Milan (IT) / eu-south-1 | 0.5122 USD/h | 3.636 USD/h |
London (GB) / eu-west-2 | 0.5286 USD/h | 3.636 USD/h |
Paris (FR) / eu-west-3 | 0.9992 USD/h | 3.636 USD/h |
United Arab Emirates / me-central-1 | 0.977167 USD/h | 3.802 USD/h |
California (US) / us-west-1 | 1.31385 USD/h | 3.816 USD/h |
Zurich (CH) / eu-central-2 | 0.936367 USD/h | 3.841 USD/h |
Tokyo (JP) / ap-northeast-1 | 0.9148 USD/h | 3.852 USD/h |
Osaka (JP) / ap-northeast-3 | 1.046067 USD/h | 3.852 USD/h |
Hong Kong (HK) / ap-east-1 | 0.458867 USD/h | 3.888 USD/h |
Melbourne (AU) / ap-southeast-4 | 1.180833 USD/h | 3.996 USD/h |
Sydney (AU) / ap-southeast-2 | 1.474533 USD/h | 3.996 USD/h |
Cape Town (ZA) / af-south-1 | 0.4104 USD/h | 4.104 USD/h |
Sao Paulo (BR) / sa-east-1 | 0.4716 USD/h | 4.716 USD/h |
Processor
vCPUs | 72 |
Hypervisor | nitro |
CPU Allocation | Dedicated |
CPU Cores | 36 |
CPU Speed | 3.4 GHz |
CPU Architecture | x86_64 |
CPU Manufacturer | Intel |
CPU Family | Xeon |
CPU Model | 8223CL |
CPU L1D Cache | 32 KiB |
CPU L1D Cache Total | 1 MiB |
CPU L1I Cache | 32 KiB |
CPU L1I Cache Total | 1 MiB |
CPU L2 Cache | 1 MiB |
CPU L2 Cache Total | 36 MiB |
CPU L3 Cache | 25 MiB |
CPU L3 Cache Total | 50 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 |
Ecpus | 46.8 |
Scalability | 130 |
Hw Virt | - |
System Resources and Accelerators
| MEMORY | |
|---|---|
Memory Amount | 144 GiB |
Memory Amount Actual | 144 GiB |
Memory Generation | DDR4 |
Memory Speed | 2666 Mhz |
| GPU | |
|---|---|
GPU Count | 0 |
GPU Memory Total | 0 MiB |
GPUs |
| STORAGE | |
|---|---|
Storage Size | 0 GB |
Storages |
| NETWORK | |
|---|---|
Network Speed Baseline | 25 Gbps |
Network Speed Max | 25 Gbps |
Network Storage Speed Baseline | 19 Gbps |
Network Storage Speed Max | 19 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
Economics
Performance
Memory Bandwidth
Compression
OpenSSL
Geekbench Single-Core
Score: 1,189
Geekbench Multi-Core
Score: 12,139
Passmark CPU Scores
| BENCHMARK | SCORE |
|---|---|
Mark | 49988 |
Compression | 977849 |
Encryption | 30433 |
Extended Instructions | 67018 |
Floating Point Maths | 119656 |
Integer Maths | 223649 |
Physics | 4405 |
Prime Numbers | 265 |
Single Threaded | 2005 |
String Sorting | 111747 |
Passmark Memory Scores
| BENCHMARK | SCORE |
|---|---|
Memory Mark | 2685 |
Database Operations | 22109 |
Memory Latency | 53 |
Memory Read Cached | 24492 |
Memory Read Uncached | 10319 |
Memory Write | 10077 |
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
| INSTANCE | vCPUs | MEMORY | GPUs |
|---|---|---|---|
| c5.large | 2 | 4 GiB | 0 |
| c5.xlarge | 4 | 8 GiB | 0 |
| c5.2xlarge | 8 | 16 GiB | 0 |
| c5.4xlarge | 16 | 32 GiB | 0 |
| c5.9xlarge | 36 | 72 GiB | 0 |
| c5.12xlarge | 48 | 96 GiB | 0 |
| c5.24xlarge | 96 | 192 GiB | 0 |
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