m8idb.4xlargevsr8idb.4xlarge

m8idb.4xlarge is 19% cheaper than r8idb.4xlarge on demand in US East (N. Virginia), saving $254.26 a month.

At a glancem8idb.4xlarger8idb.4xlarge
On-demand$1.528/hr19% less$1.876/hr
Lowest rate$0.6532/hr31% lessSpot, can be interrupted$0.9519/hrSpot, can be interrupted
Size16 vCPUs, 64 GiB16 vCPUs, 128 GiB
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Scalable (Granite Rapids)
Architecturex86_64x86_64

Prices in US East (N. Virginia)

“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.

Optionm8idb.4xlarger8idb.4xlarger8idb.4xlarge vs m8idb.4xlarge
On-demandPay by the hour$1.528$1.876▲ 23%
SpotCan be interrupted57% off$0.653249% off$0.9519▲ 46%
1-yr savings planHourly commitment27% off$1.11628% off$1.359▲ 22%
3-yr savings planHourly commitment55% off$0.682853% off$0.877▲ 28%

Key differences

The biggest lead each one has.

Where m8idb.4xlarge leads
On-demand price$1.528 vs $1.876 per hour
19% cheaper
Where r8idb.4xlarge leads
Memory (GiB)128 vs 64
2× higher

Specs

3 of 41 specs differ. Those are in bold.

ComputeAll 10 matchm8idb.4xlarger8idb.4xlarge
vCPUs1616
Physical cores88
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon Scalable (Granite Rapids)Intel Xeon Scalable (Granite Rapids)
CPU makerIntelIntel
Clock speed3.9 GHz3.9 GHz
Sustained clock3.9 GHz3.9 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMXIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo; Intel AMX
BurstableNoNo
Memory1 of 1 differm8idb.4xlarger8idb.4xlarge
Memory (GiB)64128
NetworkingAll 8 matchm8idb.4xlarger8idb.4xlarge
NetworkUp to 33.33 GigabitUp to 33.33 Gigabit
Network baseline16.666 Gbps16.666 Gbps
Network peak33.333 Gbps33.333 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface5050
StorageAll 12 matchm8idb.4xlarger8idb.4xlarge
Storage1 x 950 NVMe SSD1 x 950 NVMe SSD
Local disks1 × 950 GB SSD1 × 950 GB SSD
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughputUp to 25000 MbpsUp to 25000 Mbps
EBS baseline bandwidth12,500 Mbps12,500 Mbps
EBS max bandwidth25,000 Mbps25,000 Mbps
EBS baseline throughput1,562.5 MB/s1,562.5 MB/s
EBS max throughput3,125 MB/s3,125 MB/s
EBS baseline IOPS60,00060,000
EBS max IOPS120,000120,000
Max EBS volumes3232
Instance details2 of 10 differm8idb.4xlarger8idb.4xlarge
Familym8idbr8idb
CategoryGeneral purposeMemory optimized
Current generationYesYes
Normalization factor3232
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationYesYes
Nitro EnclavesYesYes
Boot modesLegacy BIOS, UEFILegacy BIOS, UEFI

On-demand prices by region

Cheapest for m8idb.4xlarge first. Linux, USD per hour.

Regionm8idb.4xlarger8idb.4xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$1.528$1.876▲ 23%
US East (Ohio)us-east-2$1.528$1.876▲ 23%
US West (Oregon)us-west-2$1.528$1.876▲ 23%
Europe (Spain)eu-south-2$1.672$2.089▲ 25%
EU (Ireland)eu-west-1$1.707$2.089▲ 22%
Asia Pacific (Tokyo)ap-northeast-1$1.966$2.28▲ 16%

Keep exploring

Each type’s own page, and how it compares with others.

m8idb.4xlargeGeneral purpose, m8idb family
m8idb.4xlarge prices and specsEvery size in the m8idb family

Compare m8idb.4xlarge with

m8i.4xlarge
r8idb.4xlargeMemory optimized, r8idb family
r8idb.4xlarge prices and specsEvery size in the r8idb family

Compare r8idb.4xlarge with

r8i.4xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 53–55% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.