r3.4xlargevsr4.4xlarge

r4.4xlarge is 20% cheaper than r3.4xlarge on demand in US East (N. Virginia), saving $194.18 a month.

At a glancer3.4xlarger4.4xlarge
On-demand$1.33/hr$1.064/hr20% less
Lowest rate$0.3847/hrSpot, can be interrupted$0.3079/hr20% lessSpot, can be interrupted
Size16 vCPUs, 122 GiB16 vCPUs, 122 GiB
ProcessorIntel Xeon E5-2670 v2 (Ivy Bridge)Intel Xeon E5-2686 v4 (Broadwell)
Architecturex86_64x86_64

Prices in US East (N. Virginia)

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

Optionr3.4xlarger4.4xlarger4.4xlarge vs r3.4xlarge
On-demandPay by the hour$1.33$1.064▼ 20%
SpotCan be interrupted71% off$0.384771% off$0.3079▼ 20%
1-yr reservedNo upfront37% off$0.83637% off$0.672▼ 20%
3-yr reservedNo upfront—57% off$0.4579—
1-yr savings planHourly commitment35% off$0.86727% off$0.7728▼ 11%
3-yr savings planHourly commitment43% off$0.75251% off$0.5266▼ 30%

Key differences

The biggest lead each one has.

Where r3.4xlarge leads
Clock speed2.5 GHz vs 2.3 GHz
9% higher
Where r4.4xlarge leads
On-demand price$1.064 vs $1.33 per hour
20% cheaper
Network baseline5 Gbps vs 2 Gbps
2.5× higher
EBS baseline bandwidth3,500 Mbps vs 2,000 Mbps
75% higher
ECU58 vs 52
12% higher

Specs

20 of 42 specs differ. Those are in bold.

Compute5 of 11 differr3.4xlarger4.4xlarge
vCPUs1616
Physical cores88
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon E5-2670 v2 (Ivy Bridge)Intel Xeon E5-2686 v4 (Broadwell)
CPU makerIntelIntel
Clock speed2.5 GHz2.3 GHz
Sustained clock2.5 GHz2.3 GHz
Processor featuresIntel AVX; Intel TurboIntel AVX; Intel AVX2; Intel Turbo
BurstableNoNo
ECU5258
MemoryAll 1 matchr3.4xlarger4.4xlarge
Memory (GiB)122122
Networking3 of 8 differr3.4xlarger4.4xlarge
NetworkHighUp to 10 Gigabit
Network baseline2 Gbps5 Gbps
Network peak10 Gbps10 Gbps
Enhanced networkingNoYes (ENA)
EFANoNo
IPv6YesYes
Max network interfaces88
IPv4 addresses per interface3030
Storage10 of 12 differr3.4xlarger4.4xlarge
Storage1 x 320 SSDEBS only
Local disks1 × 320 GB SSD–
EBS optimizedYesYes
EBS over NVMeNoNo
EBS throughput–3000 Mbps
EBS baseline bandwidth2,000 Mbps3,500 Mbps
EBS max bandwidth2,000 Mbps3,500 Mbps
EBS baseline throughput250 MB/s437.5 MB/s
EBS max throughput250 MB/s437.5 MB/s
EBS baseline IOPS16,00018,750
EBS max IOPS16,00018,750
Max EBS volumes3940
Instance details2 of 10 differr3.4xlarger4.4xlarge
Familyr3r4
CategoryMemory optimizedMemory optimized
Current generationNoYes
Normalization factor3232
Bare metalNoNo
HypervisorXenXen
Placement groupsCluster, Partition, SpreadCluster, Partition, Spread
HibernationYesYes
Nitro EnclavesNoNo
Boot modesLegacy BIOSLegacy BIOS

On-demand prices by region

Cheapest for r3.4xlarge first. Linux, USD per hour.

Regionr3.4xlarger4.4xlargeDifference
US East (Ohio)us-east-2$1.328$1.064▼ 20%
US East (N. Virginia)Used in summaryus-east-1$1.33$1.064▼ 20%
US West (Oregon)us-west-2$1.33$1.064▼ 20%
EU (Ireland)eu-west-1$1.482$1.186▼ 20%
US West (N. California)us-west-1$1.482$1.186▼ 20%
Asia Pacific (Mumbai)ap-south-1$1.516$1.096▼ 28%
Asia Pacific (Seoul)ap-northeast-2$1.596$1.28▼ 20%
Asia Pacific (Singapore)ap-southeast-1$1.596$1.28▼ 20%
Asia Pacific (Sydney)ap-southeast-2$1.596$1.277▼ 20%
Asia Pacific (Tokyo)ap-northeast-1$1.596$1.28▼ 20%
AWS GovCloud (US-West)us-gov-west-1$1.596$1.277▼ 20%
EU (Frankfurt)eu-central-1$1.60$1.28▼ 20%
South America (Sao Paulo)sa-east-1$2.799$2.24▼ 20%

Keep exploring

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

r3.4xlargeMemory optimized, r3 family
r3.4xlarge prices and specsEvery size in the r3 family
r4.4xlargeMemory optimized, r4 family
r4.4xlarge prices and specsEvery size in the r4 family

Compare r4.4xlarge with

c4.4xlargem4.4xlarger5.4xlarge

Pay the committed rate, with commitment protection

The best committed rate on these two is 43–57% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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AWS EC2 Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.