r5a.8xlarge

r5a.8xlarge is an AWS EC2 instance with 32 vCPUs, 256 GiB memory (AMD EPYC 7571). In US East (N. Virginia) it costs $1.808 per hour on demand ($1,319.84 per month) for Linux; a 1-year reserved instance with no upfront costs $1.139 per hour, 37% less. Spot capacity is about $0.5214 per hour. It is sold in 18 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$0.6077$0.717$0.494$0.825$0.594
US East (N. Virginia) us-east-1$1.808$0.5214$1.139$0.781$1.314$0.943
US East (Ohio) us-east-2$1.808$0.6006$1.139$0.781$1.314$0.943
US West (Oregon) us-west-2$1.808$0.711$1.139$0.781$1.314$0.943
Canada (Central) ca-central-1$1.984$0.7464$1.25$0.857$1.442$1.128
US West (N. California) us-west-1$2.016$0.6659$1.27$0.871$1.467$1.056
EU (Ireland) eu-west-1$2.032$0.9211$1.28$0.878$1.476$1.058
EU (Milan) eu-south-1$2.128$0.3825$1.341$0.919$1.54$1.105
EU (London) eu-west-2$2.128$0.6565$1.341$0.919$1.547$1.208
EU (Paris) eu-west-3$2.128$0.6171$1.341$0.919$1.547$1.121
Asia Pacific (Seoul) ap-northeast-2$2.176$0.8164$1.371$0.94$1.578$1.239
Asia Pacific (Singapore) ap-southeast-1$2.176$0.944$1.371$0.94$1.579$1.137
Asia Pacific (Sydney) ap-southeast-2$2.176$0.9326$1.371$0.94$1.583$1.144
AWS GovCloud (US-East) us-gov-east-1$2.176–$1.371$0.94$1.577$1.135
AWS GovCloud (US-West) us-gov-west-1$2.176–$1.371$0.94$1.581$1.144
Asia Pacific (Tokyo) ap-northeast-1$2.192$0.8264$1.379$0.947$1.586$1.245
EU (Frankfurt) eu-central-1$2.192$0.905$1.379$0.947$1.586$1.146
South America (Sao Paulo) sa-east-1$2.896$0.4735$1.824$1.251$2.101$1.65
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$1.808$1.139$0.781
Ubuntu Pro$1.864––
SUSE$1.933$1.199$0.835
RHEL$2.154$1.485$1.127
Linux SQL Web$2.349$1.68$1.322
RHEL HA$2.602$1.933$1.575
RHEL SQL Web$2.694––
Windows$3.28$2.611$2.253
Windows SQL Web$3.821$3.152$2.794
Linux SQL Std$5.648$4.979$4.621
RHEL SQL Std$5.994––
RHEL HA SQL Std$6.442––
Windows SQL Std$7.12$6.451$6.093
Linux SQL Ent$13.808$13.139$12.781
RHEL SQL Ent$14.154––
RHEL HA SQL Ent$14.602––
Windows SQL Ent$15.28$14.611$14.253

Specs

ComputeValue
vCPUs32
Physical cores16
Threads per core2
Architecturex86_64
ProcessorAMD EPYC 7571
CPU makerAMD
Clock speed2.5 GHz
Sustained clock2.5 GHz
Processor featuresAVX; AVX2; AMD Turbo
BurstableNo
MemoryValue
Memory (GiB)256
NetworkingValue
NetworkUp to 10 Gbps
Network baseline7.5 Gbps
Network peak10 Gbps
Enhanced networkingYes (ENA)
EFANo
IPv6Yes
Max network interfaces8
IPv4 addresses per interface30
StorageValue
StorageEBS only
EBS optimizedYes
EBS over NVMeRequired
EBS throughput3500 Mbps
EBS baseline bandwidth4,750 Mbps
EBS max bandwidth4,750 Mbps
EBS baseline throughput593.75 MB/s
EBS max throughput593.75 MB/s
EBS baseline IOPS20,000
EBS max IOPS20,000
Max EBS volumes27
Instance detailsValue
Instance typer5a.8xlarge
Familyr5a
CategoryMemory optimized
Current generationYes
Normalization factor64
Bare metalNo
HypervisorNitro
Placement groupsCluster, Partition, Spread
HibernationNo
Nitro EnclavesYes
Boot modesLegacy BIOS, UEFI

Compare r5a.8xlarge

Compute and memory optimized

vs c5a.8xlargevs m5a.8xlarge

Other processors

vs r5.8xlarge

With or without local disk and networking

vs r5ad.8xlarge

Other generations

vs r6a.8xlarge

Other r5a sizes

SizevCPUsMemory (GiB)On-demand /hr
r5a.large216$0.113
r5a.xlarge432$0.226
r5a.2xlarge864$0.452
r5a.4xlarge16128$0.904
r5a.8xlarge32256$1.808
r5a.12xlarge48384$2.712
r5a.16xlarge64512$3.616
r5a.24xlarge96768$5.424

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