cache.r4.2xlarge

cache.r4.2xlarge is an AWS ElastiCache size with 8 vCPUs, 50.47 GiB memory. In US East (N. Virginia) it costs $0.91 per hour on demand ($664.30 per month) for Redis. It is sold in 18 regions.

Prices by region

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

RegionOn-demand
US East (N. Virginia) us-east-1$0.91
US East (Ohio) us-east-2$0.91
US West (Oregon) us-west-2$0.91
Asia Pacific (Mumbai) ap-south-1$0.985
Canada (Central) ca-central-1$1.001
EU (Ireland) eu-west-1$1.014
US West (N. California) us-west-1$1.014
EU (London) eu-west-2$1.065
EU (Paris) eu-west-3$1.065
Asia Pacific (Tokyo) ap-northeast-1$1.092
Asia Pacific (Seoul) ap-northeast-2$1.092
Asia Pacific (Osaka) ap-northeast-3$1.092
Asia Pacific (Singapore) ap-southeast-1$1.092
Asia Pacific (Sydney) ap-southeast-2$1.092
AWS GovCloud (US-East) us-gov-east-1$1.092
AWS GovCloud (US-West) us-gov-west-1$1.092
EU (Frankfurt) eu-central-1$1.095
South America (Sao Paulo) sa-east-1$1.819

Prices by engine and deployment in US East (N. Virginia)

OptionOn-demand /hr1-yr reserved /hr3-yr reserved /hr
Redis$0.91––
Valkey$0.728––
Memcached$0.91––

Specs

ComputeValue
vCPUs8
Physical cores4
Threads per core2
CPU makerIntel
Sustained clock2.3 GHz
BurstableNo
MemoryValue
Memory (GiB)50.47
NetworkingValue
NetworkUp to 10 Gbps
Network baseline2.5 Gbps
Network peak10 Gbps
Instance detailsValue
Instance typecache.r4.2xlarge
Familyr4
CategoryMemory optimized
Current generationYes
Normalization factor16
OtherValue
Hardware Basisr4.2xlarge

Compare cache.r4.2xlarge

Compute and memory optimized

vs cache.m4.2xlarge

Other generations

vs cache.r5.2xlarge

Other r4 sizes

SizevCPUsMemory (GiB)On-demand /hr
cache.r4.large212.3$0.228
cache.r4.xlarge425.05$0.455
cache.r4.2xlarge850.47$0.91
cache.r4.4xlarge16101.38$1.82
cache.r4.8xlarge32203.26$3.64
cache.r4.16xlarge64407$7.28

Prices updated 2026-11-12 from AWS public price lists. Compare all AWS ElastiCache sizes.