r6a.8xlarge

r6a.8xlarge is an AWS EC2 instance with 32 vCPUs, 256 GiB memory (AMD EPYC 7R13 Processor). In US East (N. Virginia) it costs $1.814 per hour on demand ($1,324.51 per month) for Linux; a 1-year reserved instance with no upfront costs $1.20 per hour, 34% less. Spot capacity is about $0.3899 per hour. It is sold in 13 regions; the cheapest is Asia Pacific (Mumbai) at $1.144 per hour.

Prices by region

USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.

RegionOn-demandSpot1-yr reserved3-yr reserved1-yr savings plan3-yr savings plan
Asia Pacific (Mumbai) ap-south-1$1.144$0.5283$0.7518$0.5189$0.827$0.594
Asia Pacific (Hyderabad) ap-south-2$1.144$0.1144$0.753$0.5189$0.8252$0.5939
US East (N. Virginia) us-east-1$1.814$0.3899$1.20$0.823$1.315$0.9465
US East (Ohio) us-east-2$1.814$0.5278$1.20$0.823$1.315$0.9465
US West (Oregon) us-west-2$1.814$0.7155$1.20$0.823$1.315$0.9465
Canada (Central) ca-central-1$1.987$0.7518$1.318$0.8981$1.436$1.032
US West (N. California) us-west-1$2.016$0.6792$1.334$0.9145$1.461$1.052
EU (Ireland) eu-west-1$2.03$0.9604$1.343$0.921$1.471$1.059
EU (London) eu-west-2$2.131$0.4116$1.413$0.9635$1.542$1.112
Asia Pacific (Sydney) ap-southeast-2$2.174$0.9011$1.437$0.9879$1.573$1.128
Asia Pacific (Tokyo) ap-northeast-1$2.189$0.7997$1.448$0.9928$1.586$1.142
Asia Pacific (Singapore) ap-southeast-1$2.189$0.9544$1.448$0.9928$1.586$1.142
EU (Frankfurt) eu-central-1$2.189$0.782$1.448$0.9928$1.586$1.142
Reserved and Savings PlansSpot prices by regionWindows prices by regionAzure equivalents

Prices by operating system in US East (N. Virginia)

Operating systemOn-demand /hr1-yr reserved /hr3-yr reserved /hr
Linux$1.814$1.20$0.823
Ubuntu Pro$1.87––
SUSE$1.939$1.26$0.877
RHEL$2.16$1.546$1.169
Linux SQL Web$2.355$1.741$1.364
RHEL HA$2.608$1.994$1.617
RHEL SQL Web$2.701––
Windows$3.286$2.672$2.295
Windows SQL Web$3.827$3.213$2.836
Linux SQL Std$5.654$5.04$4.663
RHEL SQL Std$6.00––
RHEL HA SQL Std$6.448––
Windows SQL Std$7.126$6.512$6.135
Linux SQL Ent$13.814$13.20$12.823
RHEL SQL Ent$14.16––
RHEL HA SQL Ent$14.608––
Windows SQL Ent$15.286$14.672$14.295

Specs

ComputeValue
vCPUs32
Physical cores16
Threads per core2
Architecturex86_64
ProcessorAMD EPYC 7R13 Processor
CPU makerAMD
Clock speed3.6 GHz
Sustained clock3.6 GHz
Processor featuresAMD Turbo; AVX; AVX2
BurstableNo
MemoryValue
Memory (GiB)256
NetworkingValue
Network12.5 Gbps
Network baseline12.5 Gbps
Network peak12.5 Gbps
Enhanced networkingYes (ENA)
EFANo
IPv6Yes
Max network interfaces8
IPv4 addresses per interface30
StorageValue
StorageEBS only
EBS optimizedYes
EBS over NVMeRequired
EBS throughput6667 Mbps
EBS baseline bandwidth10,000 Mbps
EBS max bandwidth10,000 Mbps
EBS baseline throughput1,250 MB/s
EBS max throughput1,250 MB/s
EBS baseline IOPS40,000
EBS max IOPS40,000
Max EBS volumes27
Instance detailsValue
Instance typer6a.8xlarge
Familyr6a
CategoryMemory optimized
Current generationYes
Normalization factor64
Bare metalNo
HypervisorNitro
Placement groupsCluster, Partition, Spread
HibernationNo
Nitro EnclavesYes
Boot modesLegacy BIOS, UEFI

Compare r6a.8xlarge

Other processors

vs r6g.8xlargevs r6i.8xlarge

Compute and memory optimized

vs c6a.8xlargevs m6a.8xlarge

Other generations

vs r5a.8xlargevs r7a.8xlarge

Other r6a sizes

SizevCPUsMemory (GiB)On-demand /hr
r6a.large216$0.1134
r6a.xlarge432$0.2268
r6a.2xlarge864$0.4536
r6a.4xlarge16128$0.9072
r6a.8xlarge32256$1.814
r6a.12xlarge48384$2.722
r6a.16xlarge64512$3.629
r6a.24xlarge96768$5.443
r6a.32xlarge1281024$7.258
r6a.48xlarge1921536$10.886
r6a.metal1921536$10.886

Prices updated 2026-11-12 from AWS public price lists. Compare all AWS EC2 instances.