x8i.12xlarge by Amazon Web Services
x8i.12xlarge is a Memory intensive [Intel processors] Gen8 12xlarge server offered by Amazon Web Services with 48 vCPUs, 768 GiB of memory and 0 GB of storage. The pricing starts at 0.8246 USD per hour.
48 vCPU
768 GiB Memory
Spare SCore
51909
(All-cores)
(All-cores)
2122
(Single-core)
(Single-core)
Specifications
Server Metadata
Vendor ID | aws |
Name | x8i.12xlarge |
Description | Memory intensive [Intel processors] Gen8 12xlarge |
Family | x8i |
Status | active |
Observed At | 2026-05-01T10:31:49.052808 |
Availability
| REGION / ID | SPOT | ONDEMAND |
|---|---|---|
Ohio (US) / us-east-2 | 0.9358 USD/h | 5.2519 USD/h |
Oregon (US) / us-west-2 | 1.43275 USD/h | 5.2519 USD/h |
Northern Virgina (US) / us-east-1 | 1.85694 USD/h | 5.2519 USD/h |
Stockholm (SE) / eu-north-1 | 2.5037 USD/h | 5.9894 USD/h |
Paris (FR) / eu-west-3 | 1.168 USD/h | 6.6173 USD/h |
Frankfurt (DE) / eu-central-1 | 1.8477 USD/h | 7.3529 USD/h |
Processor
vCPUs | 48 |
Hypervisor | nitro |
CPU Allocation | Dedicated |
CPU Cores | 24 |
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 | 1 MiB |
CPU L1I Cache | 64 KiB |
CPU L1I Cache Total | 2 MiB |
CPU L2 Cache | 2 MiB |
CPU L2 Cache Total | 48 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, arch_perfmon, rep_good, nopl, xtopology, nonstop_tsc, cpuid, aperfmperf, tsc_known_freq, pni, pclmulqdq, monitor, 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 |
System Resources and Accelerators
| MEMORY | |
|---|---|
Memory Amount | 768 GiB |
Memory Generation | DDR5 |
Memory Speed | 7200 Mhz |
| GPU | |
|---|---|
GPU Count | 0 |
GPUs |
| STORAGE | |
|---|---|
Storage Size | 0 GB |
Storages |
| NETWORK | |
|---|---|
Network Speed | 22.5 Gbps |
Inbound Traffic | 0 GB/month |
Outbound Traffic | 0 GB/month |
IPv4 | 0 |
CPU and System Topology
Economics
Performance
Memory Bandwidth
Compression
OpenSSL
Geekbench Single-Core
Score: 2,173
Geekbench Multi-Core
Score: 19,574
Passmark CPU Scores
| BENCHMARK | SCORE |
|---|---|
Mark | 69148 |
Compression | 956222 |
Encryption | 54500 |
Extended Instructions | 67635 |
Floating Point Maths | 179329 |
Integer Maths | 247680 |
Physics | 8033 |
Prime Numbers | 477 |
Single Threaded | 3274 |
String Sorting | 124423 |
Passmark Memory Scores
| BENCHMARK | SCORE |
|---|---|
Memory Mark | 2649 |
Database Operations | 22612 |
Memory Latency | 70 |
Memory Read Cached | 28561 |
Memory Read Uncached | 15483 |
Memory Write | 11216 |
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 |
|---|---|---|---|
| x8i.large | 2 | 32 GiB | 0 |
| x8i.xlarge | 4 | 64 GiB | 0 |
| x8i.2xlarge | 8 | 128 GiB | 0 |
| x8i.4xlarge | 16 | 256 GiB | 0 |
| x8i.8xlarge | 32 | 512 GiB | 0 |
| x8i.16xlarge | 64 | 1024 GiB | 0 |
| x8i.24xlarge | 96 | 1536 GiB | 0 |
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