r5b.large

Amazon EC2 · R5b family

The r5b.large is a memory optimized Amazon EC2 instance type with 2 vCPUs and 16 GiB of memory, running on Intel Xeon Platinum 8259 (Cascade Lake) with up to 10 Gigabit networking, starting at $0.149 per hour on demand.

memory optimizedx86-64intel
vCPUs
2

dedicated

memory
16 GiB

8 GiB per vCPU

processor
Intel

3.1 GHz

on-demand
$0.149

$109/mo · us-east-1

spot
$0.0721

−52% vs on-demand

1-yr reserved
$0.0939

−37% vs on-demand

r5b.large price by region

14 regions · hourly list prices in USD · On-demand · Spot · 1-yr Reserved · 3-yr Reserved

US East (N. Virginia)us-east-1cheapestreferenceNorth America$0.149$0.0721$0.0939$0.0603
US East (Ohio)us-east-2cheapestNorth America$0.149$0.0441$0.0939$0.0603
US West (Oregon)us-west-2cheapestNorth America$0.149$0.0477$0.0939$0.0603
EU (Stockholm)eu-north-1Europe$0.1579$0.0422$0.0995$0.064
Canada (Central)ca-central-1North America$0.163$0.0441$0.1029$0.0632
EU (Ireland)eu-west-1Europe$0.167$0.0644$0.1052$0.0685
EU (London)eu-west-2Europe$0.175$0.0562$0.1108$0.074
EU (Milan)eu-south-1Europe$0.175$0.0277$0.1103$0.0709
Asia Pacific (Seoul)ap-northeast-2Asia$0.178$0.0377$0.1121$0.0738
Asia Pacific (Singapore)ap-southeast-1Asia$0.178$0.0519$0.1121$0.0734
EU (Frankfurt)eu-central-1Europe$0.178$0.0644$0.1121$0.0734
Asia Pacific (Sydney)ap-southeast-2Oceania$0.181$0.0588$0.114$0.0733
Asia Pacific (Tokyo)ap-northeast-1Asia$0.181$0.0571$0.114$0.0745
South America (Sao Paulo)sa-east-1South America$0.237$0.0237$0.1493$0.0976

Specifications

compute

vCPUs
2
Memory
16 GiB
Memory per vCPU
8 GiB
Processor
Intel Xeon Platinum 8259 (Cascade Lake)
CPU vendor
Intel
Architecture
x86-64
Clock speed
3.1 GHz
Burstable CPU
No

storage & network

Local storage
Network storage only
Storage detail
EBS only
Network
Up to 10 Gigabit
Peak bandwidth
10 Gbps

aws details

API name
r5b.large
Family
R5b
Category
Memory optimized
Generation
Current
Regions
14 (Asia, Europe, North America, Oceania, South America)
Cheapest region
US East (N. Virginia) · $0.149/hr
Dedicated EBS throughput
Up to 10 Gbps
Enhanced networking
Yes
Normalization size factor
4
Processor features
Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo
Spot interruption rate (us-east-1)
<5%
Spot savings vs on-demand (us-east-1)
61%

r5b.large equivalents on other clouds

closest match by vCPU, memory, CPU architecture, accelerator and class · Linux on-demand in each provider's reference region

compare side by side→
ProviderInstancevCPUMemoryProcessorOn-demandvs r5b.large
AWSr5b.large216 GiBIntel Xeon Platinum 8259 (Cascade Lake)$0.149–
AzureE2as v5216 GiBAMD EPYC 7763v (Milan)$0.113-24%
E2as v6216 GiBAMD EPYC 9004 (Genoa)$0.119-20%
Google Cloude2-highmem-2216 GiBAMD Rome, Intel Broadwell, Intel Haswell, Intel Skylake$0.0904-39%
n4d-highmem-2216 GiBAMD Turin$0.1112-25%
AkamaiLinode 24GB24 GiB (1.5×)224 GiBAMD EPYC$0.09-40%
G8 Dedicated 8x28 GiB (2× less)28 GiBAMD EPYC$0.11-26%
Vultrvx1-m-2c-16g216 GiBAMD EPYC$0.08-46%
vx1-m-2c-16g-120s216 GiBAMD EPYC$0.096-36%

R5b family sizes

all about R5b→
SizevCPUMemoryLocal storageOn-demandMonthlySpot1-yr
r5b.large216 GiB–$0.149$109$0.0721$0.0939
r5b.xlarge432 GiB–$0.298$218$0.1456$0.1877
r5b.2xlarge864 GiB–$0.596$435$0.329$0.3755
r5b.4xlarge16128 GiB–$1.192$870$0.7281$0.751
r5b.8xlarge32256 GiB–$2.384$1,740$1.305$1.502
r5b.12xlarge48384 GiB–$3.576$2,610$1.919$2.253
r5b.16xlarge64512 GiB–$4.768$3,481$2.346$3.004
r5b.24xlarge96768 GiB–$7.152$5,221$3.651$4.506
r5b.metal96768 GiB–$7.152$5,221$3.409$4.506

Similar instance types on AWS

other AWS families with a similar shape, cheapest first

r5b.large FAQ

How much does r5b.large cost?

r5b.large costs $0.149 per hour on demand with Linux in US East (N. Virginia) (us-east-1), about $109 per month. Across 14 regions the Linux on-demand price ranges from $0.149 in US East (N. Virginia) to $0.237 in South America (Sao Paulo). Spot capacity costs $0.0721 per hour (52% less), but can be reclaimed. A 1-yr Reserved commitment brings it to $0.0939 per hour. With Windows it costs $0.241 per hour.

How many vCPUs and how much memory does r5b.large have?

r5b.large has 2 vCPUs and 16 GiB of memory (8 GiB per vCPU), running on Intel Xeon Platinum 8259 (Cascade Lake). It is a memory optimized instance type in the R5b family.

What are the equivalents of r5b.large on other clouds?

The closest matches by vCPU, memory, CPU architecture and instance class are on Azure, E2as v5 (2 vCPU, 16 GiB, $0.113/hour in East US); on Google Cloud, e2-highmem-2 (2 vCPU, 16 GiB, $0.0904/hour in Iowa); on Akamai, Linode 24GB (2 vCPU, 24 GiB, $0.09/hour in Newark, NJ); on Vultr, vx1-m-2c-16g (2 vCPU, 16 GiB, $0.08/hour in New Jersey).