cache.m4.2xlargevscache.r4.2xlarge

cache.m4.2xlarge is 32% cheaper than cache.r4.2xlarge on demand in US East (N. Virginia), saving $209.51 a month.

At a glancecache.m4.2xlargecache.r4.2xlarge
On-demand$0.623/hr32% less$0.91/hr
Size8 vCPUs, 29.7 GiB8 vCPUs, 50.47 GiB

Prices in US East (N. Virginia)

“Off” is the discount against each type’s own on-demand price. Redis, USD per hour.

Optioncache.m4.2xlargecache.r4.2xlargecache.r4.2xlarge vs cache.m4.2xlarge
On-demandPay by the hour$0.623$0.91▲ 46%

Key differences

The biggest lead each one has.

Where cache.m4.2xlarge leads
On-demand price$0.623 vs $0.91 per hour
32% cheaper
Sustained clock2.4 GHz vs 2.3 GHz
4% higher
Where cache.r4.2xlarge leads
Network baseline2.5 Gbps vs 1 Gbps
2.5× higher
Memory (GiB)50.47 vs 29.7
70% higher

Specs

7 of 15 specs differ. Those are in bold.

Compute1 of 6 differcache.m4.2xlargecache.r4.2xlarge
vCPUs88
Physical cores44
Threads per core22
CPU makerIntelIntel
Sustained clock2.4 GHz2.3 GHz
BurstableNoNo
Memory1 of 1 differcache.m4.2xlargecache.r4.2xlarge
Memory (GiB)29.750.47
Networking2 of 3 differcache.m4.2xlargecache.r4.2xlarge
NetworkHighUp to 10 Gigabit
Network baseline1 Gbps2.5 Gbps
Network peak10 Gbps10 Gbps
Instance details2 of 4 differcache.m4.2xlargecache.r4.2xlarge
Familym4r4
CategoryStandardMemory optimized
Current generationYesYes
Normalization factor1616
Other1 of 1 differcache.m4.2xlargecache.r4.2xlarge
Hardware Basism4.2xlarger4.2xlarge

On-demand prices by region

Cheapest for cache.m4.2xlarge first. Redis, USD per hour.

Regioncache.m4.2xlargecache.r4.2xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.623$0.91▲ 46%
US East (Ohio)us-east-2$0.623$0.91▲ 46%
US West (Oregon)us-west-2$0.623$0.91▲ 46%
Canada (Central)ca-central-1$0.685$1.001▲ 46%
EU (Ireland)eu-west-1$0.686$1.014▲ 48%
EU (London)eu-west-2$0.721$1.065▲ 48%
US West (N. California)us-west-1$0.727$1.014▲ 39%
EU (Frankfurt)eu-central-1$0.741$1.095▲ 48%
Asia Pacific (Seoul)ap-northeast-2$0.858$1.092▲ 27%
Asia Pacific (Sydney)ap-southeast-2$0.875$1.092▲ 25%
Asia Pacific (Mumbai)ap-south-1$0.878$0.985▲ 12%
South America (Sao Paulo)sa-east-1$0.891$1.819▲ 104%
Asia Pacific (Tokyo)ap-northeast-1$0.904$1.092▲ 21%
Asia Pacific (Singapore)ap-southeast-1$0.924$1.092▲ 18%

Keep exploring

Each type’s own page, and how it compares with others.

cache.m4.2xlargeStandard, m4 family
cache.m4.2xlarge prices and specsEvery size in the m4 family

Compare cache.m4.2xlarge with

cache.m5.2xlarge
cache.r4.2xlargeMemory optimized, r4 family
cache.r4.2xlarge prices and specsEvery size in the r4 family

Compare cache.r4.2xlarge with

cache.r5.2xlarge

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AWS ElastiCache Redis prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.