cache.c7gn.12xlargevscache.c8gn.12xlarge

cache.c8gn.12xlarge is 10% cheaper than cache.c7gn.12xlarge on demand in US East (N. Virginia), saving $437.71 a month.

At a glancecache.c7gn.12xlargecache.c8gn.12xlarge
On-demand$6.11/hr$5.51/hr10% less
Lowest rate$3.177/hr3-yr reserved, no upfront$2.865/hr10% less3-yr reserved, no upfront
Size48 vCPUs, 78.56 GiB48 vCPUs, 92.99 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.c7gn.12xlargecache.c8gn.12xlargecache.c8gn.12xlarge vs cache.c7gn.12xlarge
On-demandPay by the hour$6.11$5.51▼ 10%
1-yr reservedNo upfront32% off$4.15532% off$3.747▼ 10%
3-yr reservedNo upfront48% off$3.17748% off$2.865▼ 10%

Key differences

The biggest lead each one has.

Where cache.c7gn.12xlarge leads

No clear lead on the measures we compare.

Where cache.c8gn.12xlarge leads
On-demand price$5.51 vs $6.11 per hour
10% cheaper
Memory (GiB)92.99 vs 78.56
18% higher
Sustained clock2.8 GHz vs 2.6 GHz
8% higher

Specs

4 of 16 specs differ. Those are in bold.

Compute1 of 7 differcache.c7gn.12xlargecache.c8gn.12xlarge
vCPUs4848
Physical cores4848
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.6 GHz2.8 GHz
BurstableNoNo
Memory1 of 1 differcache.c7gn.12xlargecache.c8gn.12xlarge
Memory (GiB)78.5692.99
NetworkingAll 3 matchcache.c7gn.12xlargecache.c8gn.12xlarge
Network150 Gigabit150 Gigabit
Network baseline150 Gbps150 Gbps
Network peak150 Gbps150 Gbps
Instance details1 of 4 differcache.c7gn.12xlargecache.c8gn.12xlarge
Familyc7gnc8gn
CategoryNetwork optimizedNetwork optimized
Current generationYesYes
Normalization factor9696
Other1 of 1 differcache.c7gn.12xlargecache.c8gn.12xlarge
Hardware Basisc7gn.12xlargec8gn.12xlarge

On-demand prices by region

Cheapest for cache.c7gn.12xlarge first. Redis, USD per hour.

Regioncache.c7gn.12xlargecache.c8gn.12xlargeDifference
US East (N. Virginia)Used in summaryus-east-1$6.11$5.51▼ 10%
US East (Ohio)us-east-2$6.11$5.51▼ 10%
US West (Oregon)us-west-2$6.11$5.51▼ 10%
EU (Ireland)eu-west-1$6.903$6.226▼ 10%

Keep exploring

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

cache.c7gn.12xlargeNetwork optimized, c7gn family
cache.c7gn.12xlarge prices and specsEvery size in the c7gn family
cache.c8gn.12xlargeNetwork optimized, c8gn family
cache.c8gn.12xlarge prices and specsEvery size in the c8gn family

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.