Amazon Web Services EC2 r8i-flex.12xlargeUS company

48 vCPU / 384GB, Seoul, South Korea. $2,789.18 per month on-demand (excluding tax)

Prices shown for: Seoul, South Korea (ap-northeast-2)

About this product

A memory-optimized Intel server with 48 vCPU, 384 GB memory. Disk is attached separately.

Key points

  • Spec 48 vCPU, 384 GB memory
  • CPU Intel Xeon Scalable (Granite Rapids)
  • Performance Fixed (steady, no CPU credits)
  • Type memory-optimized
  • Disk Attached separately (extra cost)
  • Network Up to 22500 Megabit
  • Region Seoul (ap-northeast-2)

r8i-flex family (Intel Granite Rapids, memory-optimized)

A memory-optimized instance on Intel Xeon 6 (Granite Rapids). It is a flex size for workloads that do not use the CPU at full tilt all the time, priced below the regular sizes of the same family. It has about 8 GB of memory per vCPU. Disks are attached separately as EBS.

Good for In-memory databases, caches, large data analytics

Source

Price by pricing model

Pricing modelHourly priceMonthly (original currency)Monthly (with Korean VAT 10%)Monthly (excluding tax)Source
On-demand$3.8208/hr$2,789.184hourly x 730$3,068.10With Korean VAT 10%$2,789.18Excluding taxOfficial pricingChecked 2026-10-21

On-demand uses the flat monthly price when there is one, otherwise the hourly price times the monthly hours. Reserved and savings plan prices are monthly equivalents.

Source: Official pricing, checked 2026-10-21 06:42 KST. $3.8208/hr x 730 hours, VAT excluded.

Shown in USD, Seoul prices. Exchange rate used: 1 USD = ₩1,327.84 (as of 2026-10-20). Prices exclude tax. Local taxes such as VAT or GST depend on your country. Korea-based buyers pay 10% VAT.

Specifications

Company
Amazon Web Services (US company)
Family
r8i-flex
Type
Memory optimized
vCPU
48
Memory
384GB
CPU
Intel Xeon Scalable (Granite Rapids)
CPU architecture
x86_64
Network
Up to 22500 Megabit
Local disk
EBS only
Region
Seoul, South Korea (ap-northeast-2)
Product ID
r8i-flex.12xlarge

Similar products at other providers

The cheapest on-demand product at each provider with the same or larger spec. Price region: Seoul.

CompanyProductSpecRegionMonthly priceSource
Kakao CloudKorean companyr2a.12xlarge (48 vCPU, 384 GiB)memory-optimized, disk extra48 vCPU / 384GBkr-central-2$1,743.82₩3,216/hr x 720 hours, VAT excludedOfficial pricingChecked 2026-10-21
Microsoft AzureUS companyVM E48ps_v6Arm, memory-optimized, disk extra48 vCPU / 384GBSeoul, South Korea$2,106.05$2.885/hr x 730 hours, VAT excludedOfficial pricingChecked 2026-10-21
NAVER Cloud PlatformKorean companyHigh Memory-g3 48 vCPU, 384GB (SSD Server)memory-optimized, disk extra48 vCPU / 384GBKorea$2,164.60₩2,874,240 flat monthly, VAT excludedOfficial pricingChecked 2026-10-21
Akamai Cloud (Linode)US companyLinode G8 Dedicated 512x128general-purpose, 5,243 GB disk128 vCPU / 512GBLargerOsaka, Japan$4,993.20$6.84/hr x 730 hours, VAT excludedOfficial pricingChecked 2026-10-21

Last updated: 2026-10-21 06:46 KST.