c4a-highmem-16-lssdvsc4d-highmem-16-lssd
c4d-highmem-16-lssd is 12% cheaper than c4a-highmem-16-lssd on demand in Iowa, saving $104.90 a month. They use different processor architectures (arm64 and x86_64), so software built for one may need rebuilding to run on the other.
| At a glance | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| On-demand | $1.19/hr | $1.046/hr12% less |
| Lowest rate | $0.5869/hrSpot, can be interrupted | $0.4635/hr21% lessSpot, can be interrupted |
| Size | 16 vCPUs, 128 GiB | 16 vCPUs, 126 GiB |
| Processor | Google Axion | AMD EPYC Turin |
| Architecture | arm64 | x86_64 |
Prices in Iowa
“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.
| Option | c4a-highmem-16-lssd | c4d-highmem-16-lssd | c4d-highmem-16-lssd vs c4a-highmem-16-lssd |
|---|---|---|---|
| On-demandPay by the hour | $1.19 | $1.046 | ▼ 12% |
| SpotCan be interrupted | 51% off$0.5869 | 56% off$0.4635 | ▼ 21% |
| 1-yr committed useNo upfront | 34% off$0.7843 | 37% off$0.6589 | ▼ 16% |
| 3-yr committed useNo upfront | 55% off$0.5354 | 55% off$0.4706 | ▼ 12% |
Key differences
The biggest lead each one has.
Where c4a-highmem-16-lssd leads
Memory (GiB)128 vs 126
2% higherWhere c4d-highmem-16-lssd leads
On-demand price$1.046 vs $1.19 per hour
12% cheaperSpecs
7 of 11 specs differ. Those are in bold.
| Compute2 of 3 differ | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| vCPUs | 16 | 16 |
| Architecture | arm64 | x86_64 |
| Processor | Google Axion | AMD EPYC Turin |
| Memory1 of 1 differ | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| Memory (GiB) | 128 | 126 |
| Networking1 of 1 differ | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| Network | Up to 23 Gbps | Up to 20 Gbps |
| Storage1 of 2 differ | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| Storage | 4 x 375 GiB NVMe local SSD | 1 x 375 GiB NVMe local SSD |
| Max persistent disks | 32 | 32 |
| Instance details1 of 2 differ | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| Family | c4a | c4d |
| Category | General purpose | General purpose |
| Other1 of 2 differ | c4a-highmem-16-lssd | c4d-highmem-16-lssd |
|---|---|---|
| Series | C4A | C4D |
| Specs source | Compute Engine API | Compute Engine API |
On-demand prices by region
Cheapest for c4a-highmem-16-lssd first. Linux, USD per hour.
| Region | c4a-highmem-16-lssd | c4d-highmem-16-lssd | Difference |
|---|---|---|---|
| Columbusus-east5 | $1.19 | $1.046 | ▼ 12% |
| IowaUsed in summaryus-central1 | $1.19 | $1.046 | ▼ 12% |
| Northern Virginiaus-east4 | $1.19 | $1.046 | ▼ 12% |
| Oregonus-west1 | $1.19 | $1.046 | ▼ 12% |
| South Carolinaus-east1 | $1.19 | $1.046 | ▼ 12% |
| Netherlandseurope-west4 | $1.249 | $1.098 | ▼ 12% |
| Belgiumeurope-west1 | $1.31 | $1.152 | ▼ 12% |
| Las Vegasus-west4 | $1.34 | $1.178 | ▼ 12% |
| Londoneurope-west2 | $1.356 | $1.192 | ▼ 12% |
| Taiwanasia-east1 | $1.377 | $1.211 | ▼ 12% |
| Madrideurope-southwest1 | $1.404 | $1.234 | ▼ 12% |
| Singaporeasia-southeast1 | $1.468 | $1.29 | ▼ 12% |
| Tokyoasia-northeast1 | $1.528 | $1.343 | ▼ 12% |
| Melbourneaustralia-southeast2 | $1.546 | $1.36 | ▼ 12% |
Keep exploring
Each type’s own page, and how it compares with others.
c4a-highmem-16-lssd
c4a-highmem-16-lssd prices and specsEvery size in the c4a familyCompare c4a-highmem-16-lssd with
c4d-highmem-16-lssd
c4d-highmem-16-lssd prices and specsEvery size in the c4d familyCompare c4d-highmem-16-lssd with
GCP Compute Engine Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.