cache.r6g.16xlargevscache.r6gd.16xlarge

cache.r6g.16xlarge is 47% cheaper than cache.r6gd.16xlarge on demand in US East (N. Virginia), saving $4,314.30 a month.

At a glancecache.r6g.16xlargecache.r6gd.16xlarge
On-demand$6.567/hr47% less$12.477/hr
Lowest rate$3.405/hr48% less3-yr reserved, no upfront$6.488/hr3-yr reserved, no upfront
Size64 vCPUs, 419.09 GiB64 vCPUs, 419.09 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.r6g.16xlargecache.r6gd.16xlargecache.r6gd.16xlarge vs cache.r6g.16xlarge
On-demandPay by the hour$6.567$12.477▲ 90%
1-yr reservedNo upfront32% off$4.48232% off$8.485▲ 89%
3-yr reservedNo upfront48% off$3.40548% off$6.488▲ 91%

Key differences

The biggest lead each one has.

Where cache.r6g.16xlarge leads
On-demand price$6.567 vs $12.477 per hour
47% cheaper
Where cache.r6gd.16xlarge leads

No clear lead on the measures we compare.

Specs

4 of 17 specs differ. Those are in bold.

ComputeAll 7 matchcache.r6g.16xlargecache.r6gd.16xlarge
vCPUs6464
Physical cores6464
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.5 GHz2.5 GHz
BurstableNoNo
MemoryAll 1 matchcache.r6g.16xlargecache.r6gd.16xlarge
Memory (GiB)419.09419.09
NetworkingAll 3 matchcache.r6g.16xlargecache.r6gd.16xlarge
Network25 Gigabit25 Gigabit
Network baseline25 Gbps25 Gbps
Network peak25 Gbps25 Gbps
Storage1 of 1 differcache.r6g.16xlargecache.r6gd.16xlarge
Local disks–2 × 1,900 GB SSD
Instance details2 of 4 differcache.r6g.16xlargecache.r6gd.16xlarge
Familyr6gr6gd
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor102.4128
Other1 of 1 differcache.r6g.16xlargecache.r6gd.16xlarge
Hardware Basisr6g.16xlarger6gd.16xlarge

On-demand prices by region

Cheapest for cache.r6g.16xlarge first. Redis, USD per hour.

Regioncache.r6g.16xlargecache.r6gd.16xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$6.567$12.477▲ 90%
US East (Ohio)us-east-2$6.567$12.477▲ 90%
US West (N. California)us-west-1$6.567$12.477▲ 90%
US West (Oregon)us-west-2$6.567$12.477▲ 90%
Asia Pacific (Mumbai)ap-south-1$6.749$12.823▲ 90%
EU (Stockholm)eu-north-1$6.949$13.203▲ 90%
Canada (Central)ca-central-1$7.174$13.631▲ 90%
EU (Ireland)eu-west-1$7.327$13.921▲ 90%
EU (Paris)eu-west-3$7.665$14.563▲ 90%
Asia Pacific (Singapore)ap-southeast-1$7.874$14.961▲ 90%
Asia Pacific (Sydney)ap-southeast-2$7.874$14.961▲ 90%
Asia Pacific (Tokyo)ap-northeast-1$7.874$14.961▲ 90%
EU (Frankfurt)eu-central-1$7.904$15.018▲ 90%
South America (Sao Paulo)sa-east-1$13.133$24.953▲ 90%

Keep exploring

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

cache.r6g.16xlargeMemory optimized, r6g family
cache.r6g.16xlarge prices and specsEvery size in the r6g family

Compare cache.r6g.16xlarge with

cache.m6g.16xlargecache.r7g.16xlarge
cache.r6gd.16xlargeMemory optimized, r6gd family
cache.r6gd.16xlarge prices and specsEvery size in the r6gd family

Compare cache.r6gd.16xlarge with

cache.r7gd.16xlarge

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