cache.r8g.8xlargevscache.r8gd.8xlarge

At a glancecache.r8g.8xlargecache.r8gd.8xlarge
Size32 vCPUs, 251.27 GiB32 vCPUs, 251.27 GiB
Architecturearm64arm64

Key differences

The biggest lead each one has.

Where cache.r8g.8xlarge leads

No clear lead on the measures we compare.

Where cache.r8gd.8xlarge leads

No clear lead on the measures we compare.

Specs

3 of 17 specs differ. Those are in bold.

ComputeAll 7 matchcache.r8g.8xlargecache.r8gd.8xlarge
vCPUs3232
Physical cores3232
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.8 GHz2.8 GHz
BurstableNoNo
MemoryAll 1 matchcache.r8g.8xlargecache.r8gd.8xlarge
Memory (GiB)251.27251.27
NetworkingAll 3 matchcache.r8g.8xlargecache.r8gd.8xlarge
Network15 Gigabit15 Gigabit
Network baseline15 Gbps15 Gbps
Network peak15 Gbps15 Gbps
Storage1 of 1 differcache.r8g.8xlargecache.r8gd.8xlarge
Local disks–1 × 1,900 GB SSD
Instance details1 of 4 differcache.r8g.8xlargecache.r8gd.8xlarge
Familyr8gr8gd
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor51.251.2
Other1 of 1 differcache.r8g.8xlargecache.r8gd.8xlarge
Hardware Basisr8g.8xlarger8gd.8xlarge

Keep exploring

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

cache.r8g.8xlargeMemory optimized, r8g family
cache.r8g.8xlarge prices and specsEvery size in the r8g family

Compare cache.r8g.8xlarge with

cache.m8g.8xlargecache.r7g.8xlarge
cache.r8gd.8xlargeMemory optimized, r8gd family
cache.r8gd.8xlarge prices and specsEvery size in the r8gd family

Compare cache.r8gd.8xlarge with

cache.r7gd.8xlarge

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