r6a.metalvsr6g.metal

r6g.metal is 70% cheaper than r6a.metal on demand in US East (N. Virginia), saving $5,592.38 a month. Per vCPU, r6g.metal costs 11% less. They use different processor architectures (x86_64 and arm64), so software built for one may need rebuilding to run on the other.

At a glancer6a.metalr6g.metal
On-demand$10.886/hr$3.226/hr70% less
Lowest rate$2.494/hrSpot, can be interrupted$0.6405/hr74% lessSpot, can be interrupted
Size192 vCPUs, 1536 GiB64 vCPUs, 512 GiB
ProcessorAMD EPYC 7R13 ProcessorAWS Graviton2 Processor
Architecturex86_64arm64

Prices in US East (N. Virginia)

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

Optionr6a.metalr6g.metalr6g.metal vs r6a.metal
On-demandPay by the hour$10.886$3.226▼ 70%
SpotCan be interrupted77% off$2.49480% off$0.6405▼ 74%
1-yr reservedNo upfront34% off$7.20137% off$2.032▼ 72%
3-yr reservedNo upfront55% off$4.93857% off$1.393▼ 72%
1-yr savings planHourly commitment28% off$7.88727% off$2.339▼ 70%
3-yr savings planHourly commitment48% off$5.67948% off$1.686▼ 70%

Key differences

The biggest lead each one has.

Where r6a.metal leads
vCPUs192 vs 64
3× higher
Memory (GiB)1,536 vs 512
3× higher
EBS baseline IOPS240,000 vs 80,000
3× higher
Network baseline50 Gbps vs 25 Gbps
2× higher
Where r6g.metal leads
On-demand price$3.226 vs $10.886 per hour
70% cheaper

Specs

24 of 39 specs differ. Those are in bold.

Compute9 of 10 differr6a.metalr6g.metal
vCPUs19264
Physical cores9664
Threads per core21
Architecturex86_64arm64
ProcessorAMD EPYC 7R13 ProcessorAWS Graviton2 Processor
CPU makerAMDAWS
Clock speed3.6 GHz2.5 GHz
Sustained clock3.6 GHz2.5 GHz
Processor featuresAMD Turbo; AVX; AVX2–
BurstableNoNo
Memory1 of 1 differr6a.metalr6g.metal
Memory (GiB)1,536512
Networking4 of 8 differr6a.metalr6g.metal
Network50000 Megabit25 Gigabit
Network baseline50 Gbps25 Gbps
Network peak50 Gbps25 Gbps
Enhanced networkingYes (ENA)Yes (ENA)
EFAYesNo
IPv6YesYes
Max network interfaces1515
IPv4 addresses per interface5050
Storage7 of 11 differr6a.metalr6g.metal
StorageEBS onlyEBS only
EBS optimizedYesYes
EBS over NVMeRequiredRequired
EBS throughput40000 Mbps18000 Mbps
EBS baseline bandwidth40,000 Mbps19,000 Mbps
EBS max bandwidth40,000 Mbps19,000 Mbps
EBS baseline throughput5,000 MB/s2,375 MB/s
EBS max throughput5,000 MB/s2,375 MB/s
EBS baseline IOPS240,00080,000
EBS max IOPS240,00080,000
Max EBS volumes3131
Instance details3 of 9 differr6a.metalr6g.metal
Familyr6ar6g
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor384128
Bare metalYesYes
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationNoNo
Nitro EnclavesNoNo
Boot modesLegacy BIOSUEFI

On-demand prices by region

Cheapest for r6a.metal first. Linux, USD per hour.

Regionr6a.metalr6g.metalDifference
Asia Pacific (Hyderabad)ap-south-2$6.864$2.08▼ 70%
Asia Pacific (Mumbai)ap-south-1$6.864$2.08▼ 70%
US East (N. Virginia)Used in summaryus-east-1$10.886$3.226▼ 70%
US East (Ohio)us-east-2$10.886$3.226▼ 70%
US West (Oregon)us-west-2$10.886$3.226▼ 70%
Canada (Central)ca-central-1$11.923$3.533▼ 70%
US West (N. California)us-west-1$12.096$3.584▼ 70%
EU (Ireland)eu-west-1$12.182$3.61▼ 70%
EU (London)eu-west-2$12.787$3.789▼ 70%
Asia Pacific (Sydney)ap-southeast-2$13.046$3.866▼ 70%
Asia Pacific (Singapore)ap-southeast-1$13.133$3.891▼ 70%
Asia Pacific (Tokyo)ap-northeast-1$13.133$3.891▼ 70%
EU (Frankfurt)eu-central-1$13.133$3.891▼ 70%

Keep exploring

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

r6a.metalMemory optimized, r6a family
r6a.metal prices and specsEvery size in the r6a family

Compare r6a.metal with

r6i.metalc6a.metalm6a.metal
r6g.metalMemory optimized, r6g family
r6g.metal prices and specsEvery size in the r6g family

Compare r6g.metal with

c6g.metalm6g.metalr6gd.metalr6i.metalr7g.metal

Pay the committed rate, with commitment protection

The best committed rate on these two is 55–57% 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.