r5b.large

r5b.large is an AWS EC2 instance with 2 vCPUs, 16 GiB memory (Intel Xeon Platinum 8259 (Cascade Lake)). In US East (N. Virginia) it costs $0.149 per hour on demand ($108.77 per month) for Linux; a 1-year reserved instance with no upfront costs $0.0939 per hour, 37% less. Spot capacity is about $0.0394 per hour. It is sold in 14 regions.

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
US East (N. Virginia) us-east-1$0.149$0.0394$0.0939$0.0603$0.108$0.0695
US East (Ohio) us-east-2$0.149$0.0278$0.0939$0.0603$0.108$0.0695
US West (Oregon) us-west-2$0.149$0.0419$0.0939$0.0603$0.108$0.0695
EU (Stockholm) eu-north-1$0.1579$0.0165$0.0995$0.064$0.1144$0.0737
Canada (Central) ca-central-1$0.163$0.0538$0.1029$0.0632$0.1192$0.0761
EU (Ireland) eu-west-1$0.167$0.0533$0.1052$0.0685$0.1231$0.0788
EU (Milan) eu-south-1$0.175$0.0331$0.1103$0.0709$0.1268$0.0816
EU (London) eu-west-2$0.175$0.0502$0.1108$0.074$0.1286$0.0826
Asia Pacific (Seoul) ap-northeast-2$0.178$0.0435$0.1121$0.0738$0.1303$0.085
Asia Pacific (Singapore) ap-southeast-1$0.178$0.0576$0.1121$0.0734$0.1303$0.0844
EU (Frankfurt) eu-central-1$0.178$0.0632$0.1121$0.0734$0.1303$0.0844
Asia Pacific (Tokyo) ap-northeast-1$0.181$0.0491$0.114$0.0745$0.134$0.0856
Asia Pacific (Sydney) ap-southeast-2$0.181$0.0535$0.114$0.0733$0.1319$0.0844
South America (Sao Paulo) sa-east-1$0.237$0.0315$0.1493$0.0976$0.175$0.1112
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$0.149$0.0939$0.0603
Ubuntu Pro$0.1525––
RHEL$0.1778$0.1227$0.0891
SUSE$0.2053$0.1189$0.0823
RHEL HA$0.2128$0.1577$0.1241
Linux SQL Web$0.2166$0.1615$0.1279
Windows$0.241$0.1859$0.1523
RHEL SQL Web$0.2454––
Windows SQL Web$0.3086$0.2535$0.2199
Linux SQL Std$0.629$0.5739$0.5403
RHEL SQL Std$0.6578––
RHEL HA SQL Std$0.6928––
Windows SQL Std$0.721$0.6659$0.6323
Linux SQL Ent$1.649$1.594$1.56
RHEL SQL Ent$1.678––
RHEL HA SQL Ent$1.713––
Windows SQL Ent$1.741$1.686$1.652

Specs

ComputeValue
vCPUs2
Physical cores1
Threads per core2
Architecturex86_64
ProcessorIntel Xeon Platinum 8259 (Cascade Lake)
CPU makerIntel
Clock speed3.1 GHz
Sustained clock3.1 GHz
Processor featuresIntel AVX; Intel AVX2; Intel AVX512; Intel Turbo
BurstableNo
MemoryValue
Memory (GiB)16
NetworkingValue
NetworkUp to 10 Gbps
Network baseline0.75 Gbps
Network peak10 Gbps
Enhanced networkingYes (ENA)
EFANo
IPv6Yes
Max network interfaces3
IPv4 addresses per interface10
StorageValue
StorageEBS only
EBS optimizedYes
EBS over NVMeRequired
EBS throughputUp to 10 Gbps
EBS baseline bandwidth1,250 Mbps
EBS max bandwidth10,000 Mbps
EBS baseline throughput156.25 MB/s
EBS max throughput1,250 MB/s
EBS baseline IOPS5,417
EBS max IOPS43,333
Max EBS volumes27
Instance detailsValue
Instance typer5b.large
Familyr5b
CategoryMemory optimized
Current generationYes
Normalization factor4
Bare metalNo
HypervisorNitro
Placement groupsCluster, Partition, Spread
HibernationNo
Nitro EnclavesNo
Boot modesLegacy BIOS, UEFI

Compare r5b.large

With or without local disk and networking

vs r5.large

Other generations

vs r8ib.large

Other r5b sizes

SizevCPUsMemory (GiB)On-demand /hr
r5b.large216$0.149
r5b.xlarge432$0.298
r5b.2xlarge864$0.596
r5b.4xlarge16128$1.192
r5b.8xlarge32256$2.384
r5b.12xlarge48384$3.576
r5b.16xlarge64512$4.768
r5b.24xlarge96768$7.152
r5b.metal96768$7.152

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