cache.r7g.xlargevscache.r8g.xlarge

cache.r7g.xlarge is 0% cheaper than cache.r8g.xlarge on demand in US East (N. Virginia), saving $1.39 a month.

At a glancecache.r7g.xlargecache.r8g.xlarge
On-demand$0.437/hr0% less$0.4389/hr
Lowest rate$0.227/hr1% less3-yr reserved, no upfront$0.2282/hr3-yr reserved, no upfront
Size4 vCPUs, 26.32 GiB4 vCPUs, 29.68 GiB
Architecturearm64arm64

Prices in US East (N. Virginia)

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

Optioncache.r7g.xlargecache.r8g.xlargecache.r8g.xlarge vs cache.r7g.xlarge
On-demandPay by the hour$0.437$0.4389Same
1-yr reservedNo upfront32% off$0.29732% off$0.2985▲ 1%
3-yr reservedNo upfront48% off$0.22748% off$0.2282▲ 1%

Key differences

The biggest lead each one has.

Where cache.r7g.xlarge leads
On-demand price$0.437 vs $0.4389 per hour
0% cheaper
Network baseline1.876 Gbps vs 1.875 Gbps
0% higher
Where cache.r8g.xlarge leads
Memory (GiB)29.68 vs 26.32
13% higher
Sustained clock2.8 GHz vs 2.6 GHz
8% higher

Specs

5 of 16 specs differ. Those are in bold.

Compute1 of 7 differcache.r7g.xlargecache.r8g.xlarge
vCPUs44
Physical cores44
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.6 GHz2.8 GHz
BurstableNoNo
Memory1 of 1 differcache.r7g.xlargecache.r8g.xlarge
Memory (GiB)26.3229.68
Networking1 of 3 differcache.r7g.xlargecache.r8g.xlarge
NetworkUp to 12.5 GigabitUp to 12.5 Gigabit
Network baseline1.876 Gbps1.875 Gbps
Network peak12.5 Gbps12.5 Gbps
Instance details1 of 4 differcache.r7g.xlargecache.r8g.xlarge
Familyr7gr8g
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor6.46.4
Other1 of 1 differcache.r7g.xlargecache.r8g.xlarge
Hardware Basisr7g.xlarger8g.xlarge

On-demand prices by region

Cheapest for cache.r7g.xlarge first. Redis, USD per hour.

Regioncache.r7g.xlargecache.r8g.xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$0.437$0.4389Same
US East (Ohio)us-east-2$0.437$0.4389Same
US West (N. California)us-west-1$0.437$0.4876▲ 12%
US West (Oregon)us-west-2$0.437$0.4389Same
Asia Pacific (Malaysia)ap-southeast-5$0.4454$0.45▲ 1%
Asia Pacific (Thailand)ap-southeast-7$0.446$0.45▲ 1%
Asia Pacific (Hyderabad)ap-south-2$0.449$0.3825▼ 15%
Asia Pacific (Mumbai)ap-south-1$0.449$0.3808▼ 15%
Mexico (Central)mx-central-1$0.4589$0.4608Same
EU (Stockholm)eu-north-1$0.462$0.4667▲ 1%
Canada West (Calgary)ca-west-1$0.4762$0.4807▲ 1%
Canada (Central)ca-central-1$0.477$0.4806▲ 1%
EU (Ireland)eu-west-1$0.487$0.4911▲ 1%
Europe (Spain)eu-south-2$0.487$0.4908▲ 1%
EU (Milan)eu-south-1$0.5092$0.5143▲ 1%
EU (Paris)eu-west-3$0.5092$0.5154▲ 1%
EU (London)eu-west-2$0.512$0.5154▲ 1%
AWS GovCloud (US-East)us-gov-east-1$0.5219$0.5259▲ 1%
AWS GovCloud (US-West)us-gov-west-1$0.5219$0.5259▲ 1%
Asia Pacific (Seoul)ap-northeast-2$0.522$0.5294▲ 1%
Asia Pacific (Sydney)ap-southeast-2$0.524$0.526Same
Asia Pacific (Tokyo)ap-northeast-1$0.524$0.5294▲ 1%
Asia Pacific (Jakarta)ap-southeast-3$0.5241$0.5294▲ 1%
Asia Pacific (Melbourne)ap-southeast-4$0.5241$0.5259Same
Asia Pacific (Osaka)ap-northeast-3$0.5248$0.5294▲ 1%
Asia Pacific (Singapore)ap-southeast-1$0.525$0.5294▲ 1%
EU (Frankfurt)eu-central-1$0.525$0.5294▲ 1%
Asia Pacific (New Zealand)ap-southeast-6$0.5502$0.5523Same
Asia Pacific (Hong Kong)ap-east-1$0.5751$0.5819▲ 1%
Europe (Zurich)eu-central-2$0.5776$0.5824▲ 1%
Africa (Cape Town)af-south-1$0.5797$0.5851▲ 1%
South America (Sao Paulo)sa-east-1$0.873$0.6984▼ 20%

Keep exploring

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

cache.r7g.xlargeMemory optimized, r7g family
cache.r7g.xlarge prices and specsEvery size in the r7g family

Compare cache.r7g.xlarge with

cache.m7g.xlargecache.r7gd.xlargecache.r6g.xlarge
cache.r8g.xlargeMemory optimized, r8g family
cache.r8g.xlarge prices and specsEvery size in the r8g family

Compare cache.r8g.xlarge with

cache.m8g.xlargecache.r8gd.xlarge

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