r9g.12xlargevsr9gd.12xlarge

r9g.12xlarge is 20% cheaper than r9gd.12xlarge on demand in US East (N. Virginia), saving $556.41 a month.

At a glancer9g.12xlarger9gd.12xlarge
On-demand$3.082/hr20% less$3.844/hr
Lowest rate$0.5967/hr5% lessSpot, can be interrupted$0.6288/hrSpot, can be interrupted
Size48 vCPUs, 384 GiB48 vCPUs, 384 GiB
ProcessorAWS Graviton5 ProcessorAWS Graviton5 Processor
Architecturearm64arm64

Prices in US East (N. Virginia)

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

Optionr9g.12xlarger9gd.12xlarger9gd.12xlarge vs r9g.12xlarge
On-demandPay by the hour$3.082$3.844▲ 25%
SpotCan be interrupted81% off$0.596784% off$0.6288▲ 5%
1-yr savings planHourly commitment28% off$2.23327% off$2.789▲ 25%
3-yr savings planHourly commitment48% off$1.60849% off$1.975▲ 23%

Key differences

The biggest lead each one has.

Where r9g.12xlarge leads
On-demand price$3.082 vs $3.844 per hour
20% cheaper
Where r9gd.12xlarge leads

No clear lead on the measures we compare.

Specs

3 of 40 specs differ. Those are in bold.

ComputeAll 9 matchr9g.12xlarger9gd.12xlarge
vCPUs4848
Physical cores4848
Threads per core11
Architecturearm64arm64
ProcessorAWS Graviton5 ProcessorAWS Graviton5 Processor
CPU makerAWSAWS
Clock speed3.3 GHz3.3 GHz
Sustained clock3.3 GHz3.3 GHz
BurstableNoNo
MemoryAll 1 matchr9g.12xlarger9gd.12xlarge
Memory (GiB)384384
NetworkingAll 8 matchr9g.12xlarger9gd.12xlarge
Network25 Gigabit25 Gigabit
Network baseline25 Gbps25 Gbps
Network peak25 Gbps25 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces1212
IPv4 addresses per interface5050
Storage2 of 12 differr9g.12xlarger9gd.12xlarge
StorageEBS only3 x 950 NVMe SSD
Local disks–3 × 950 GB SSD
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput18000 Mbps18000 Mbps
EBS baseline bandwidth18,000 Mbps18,000 Mbps
EBS max bandwidth18,000 Mbps18,000 Mbps
EBS baseline throughput2,250 MB/s2,250 MB/s
EBS max throughput2,250 MB/s2,250 MB/s
EBS baseline IOPS72,00072,000
EBS max IOPS72,00072,000
Max EBS volumes3232
Instance details1 of 10 differr9g.12xlarger9gd.12xlarge
Familyr9gr9gd
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor9696
Bare metalNoNo
HypervisorNitroNitro
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesYesYes
Boot modesUEFIUEFI

On-demand prices by region

Cheapest for r9g.12xlarge first. Linux, USD per hour.

Regionr9g.12xlarger9gd.12xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$3.082$3.844▲ 25%
US East (Ohio)us-east-2$3.082$3.844▲ 25%
US West (Oregon)us-west-2$3.082$3.844▲ 25%
EU (Frankfurt)eu-central-1$3.718$4.619▲ 24%

Keep exploring

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

r9g.12xlargeMemory optimized, r9g family
r9g.12xlarge prices and specsEvery size in the r9g family

Compare r9g.12xlarge with

c9g.12xlargem9g.12xlarger8g.12xlarge
r9gd.12xlargeMemory optimized, r9gd family
r9gd.12xlarge prices and specsEvery size in the r9gd family

Compare r9gd.12xlarge with

c9gd.12xlargem9gd.12xlarger8gd.12xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 48–49% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

Connect AWS account

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