cache.r7gd.xlargevscache.r8gd.xlarge

At a glancecache.r7gd.xlargecache.r8gd.xlarge
Size4 vCPUs, 29.68 GiB4 vCPUs, 29.68 GiB
Architecturearm64arm64

Key differences

The biggest lead each one has.

Where cache.r7gd.xlarge leads
Network baseline1.876 Gbps vs 1.875 Gbps
0% higher
Where cache.r8gd.xlarge leads
Sustained clock2.8 GHz vs 2.6 GHz
8% higher

Specs

4 of 17 specs differ. Those are in bold.

Compute1 of 7 differcache.r7gd.xlargecache.r8gd.xlarge
vCPUs44
Physical cores44
Threads per core11
Architecturearm64arm64
CPU makerAWSAWS
Sustained clock2.6 GHz2.8 GHz
BurstableNoNo
MemoryAll 1 matchcache.r7gd.xlargecache.r8gd.xlarge
Memory (GiB)29.6829.68
Networking1 of 3 differcache.r7gd.xlargecache.r8gd.xlarge
NetworkUp to 12.5 GigabitUp to 12.5 Gigabit
Network baseline1.876 Gbps1.875 Gbps
Network peak12.5 Gbps12.5 Gbps
StorageAll 1 matchcache.r7gd.xlargecache.r8gd.xlarge
Local disks1 × 237 GB SSD1 × 237 GB SSD
Instance details1 of 4 differcache.r7gd.xlargecache.r8gd.xlarge
Familyr7gdr8gd
CategoryMemory optimizedMemory optimized
Current generationYesYes
Normalization factor6.46.4
Other1 of 1 differcache.r7gd.xlargecache.r8gd.xlarge
Hardware Basisr7gd.xlarger8gd.xlarge

Keep exploring

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

cache.r7gd.xlargeMemory optimized, r7gd family
cache.r7gd.xlarge prices and specsEvery size in the r7gd family

Compare cache.r7gd.xlarge with

cache.r7g.xlargecache.r6gd.xlarge
cache.r8gd.xlargeMemory optimized, r8gd family
cache.r8gd.xlarge prices and specsEvery size in the r8gd family

Compare cache.r8gd.xlarge with

cache.r8g.xlarge

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