cache.m8g.largevscache.r8g.large

cache.m8g.large is 28% cheaper than cache.r8g.large on demand in US East (N. Virginia), saving $44.75 a month.

At a glancecache.m8g.largecache.r8g.large
On-demand$0.1582/hr28% less$0.2195/hr
Lowest rate$0.0823/hr28% less3-yr reserved, no upfront$0.1141/hr3-yr reserved, no upfront
Size2 vCPUs, 6.79 GiB2 vCPUs, 14.18 GiB
Architecturearm64arm64

Prices in US East (N. Virginia)

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

Optioncache.m8g.largecache.r8g.largecache.r8g.large vs cache.m8g.large
On-demandPay by the hour$0.1582$0.2195▲ 39%
1-yr reservedNo upfront32% off$0.107632% off$0.1493▲ 39%
3-yr reservedNo upfront48% off$0.082348% off$0.1141▲ 39%

Key differences

The biggest lead each one has.

Where cache.m8g.large leads
On-demand price$0.1582 vs $0.2195 per hour
28% cheaper
Where cache.r8g.large leads
Memory (GiB)14.18 vs 6.79
2.1× higher

Specs

5 of 16 specs differ. Those are in bold.

ComputeAll 7 matchcache.m8g.largecache.r8g.large
vCPUs22
Physical cores22
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.8 GHz2.8 GHz
BurstableNoNo
Memory1 of 1 differcache.m8g.largecache.r8g.large
Memory (GiB)6.7914.18
NetworkingAll 3 matchcache.m8g.largecache.r8g.large
NetworkUp to 12.5 GigabitUp to 12.5 Gigabit
Network baseline0.937 Gbps0.937 Gbps
Network peak12.5 Gbps12.5 Gbps
Instance details3 of 4 differcache.m8g.largecache.r8g.large
Familym8gr8g
CategoryStandardMemory optimized
Current generationYesYes
Normalization factor3.24
Other1 of 1 differcache.m8g.largecache.r8g.large
Hardware Basism8g.larger8g.large

On-demand prices by region

Cheapest for cache.m8g.large first. Memcached, USD per hour.

Regioncache.m8g.largecache.r8g.largeDifference
Asia Pacific (Mumbai)ap-south-1$0.1394$0.1904▲ 37%
Asia Pacific (Hyderabad)ap-south-2$0.1403$0.1913▲ 36%
US East (N. Virginia)Used in summaryus-east-1$0.1582$0.2195▲ 39%
US East (Ohio)us-east-2$0.1582$0.2195▲ 39%
US West (Oregon)us-west-2$0.1582$0.2195▲ 39%
Asia Pacific (Malaysia)ap-southeast-5$0.1681$0.225▲ 34%
Asia Pacific (Thailand)ap-southeast-7$0.1681$0.225▲ 34%
EU (Stockholm)eu-north-1$0.1681$0.2333▲ 39%
Europe (Spain)eu-south-2$0.1763$0.2454▲ 39%
Canada (Central)ca-central-1$0.1764$0.2403▲ 36%
Canada West (Calgary)ca-west-1$0.1764$0.2403▲ 36%
EU (Ireland)eu-west-1$0.1764$0.2455▲ 39%
EU (London)eu-west-2$0.1829$0.2577▲ 41%
EU (Milan)eu-south-1$0.1846$0.2571▲ 39%
EU (Paris)eu-west-3$0.1846$0.2577▲ 40%
US West (N. California)us-west-1$0.1846$0.2438▲ 32%
EU (Frankfurt)eu-central-1$0.1896$0.2647▲ 40%
Asia Pacific (Seoul)ap-northeast-2$0.1945$0.2647▲ 36%
Asia Pacific (Jakarta)ap-southeast-3$0.1977$0.2647▲ 34%
Asia Pacific (Melbourne)ap-southeast-4$0.1977$0.263▲ 33%
Asia Pacific (Singapore)ap-southeast-1$0.1977$0.2647▲ 34%
Asia Pacific (Sydney)ap-southeast-2$0.1977$0.263▲ 33%
AWS GovCloud (US-East)us-gov-east-1$0.1993$0.263▲ 32%
AWS GovCloud (US-West)us-gov-west-1$0.1994$0.2629▲ 32%
Asia Pacific (Osaka)ap-northeast-3$0.2044$0.2647▲ 30%
Asia Pacific (Tokyo)ap-northeast-1$0.2044$0.2647▲ 30%
Europe (Zurich)eu-central-2$0.2084$0.2911▲ 40%
Africa (Cape Town)af-south-1$0.2093$0.2926▲ 40%
Asia Pacific (Hong Kong)ap-east-1$0.2175$0.2909▲ 34%
South America (Sao Paulo)sa-east-1$0.2522$0.3492▲ 38%

Keep exploring

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

cache.m8g.largeStandard, m8g family
cache.m8g.large prices and specsEvery size in the m8g family

Compare cache.m8g.large with

cache.m7g.large
cache.r8g.largeMemory optimized, r8g family
cache.r8g.large prices and specsEvery size in the r8g family

Compare cache.r8g.large with

cache.r7g.large

Pay the committed rate, with commitment protection

The best committed rate on these two is 48% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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