c3d-highmem-90 as a GKE node
90 vCPU720 GiBx86_64Google Cloud us-central1C3D High Memory 90
Where the c3d-highmem-90 goes
Default GKE setup: GKE ≤ 1.36.
CPU89.50 of 90 vCPU left for your pods
Memory698.45 GiB of 720 GiB left for your pods
your podsDaemonSets (200m, 300 MiB assumed)kubelet reservedeviction
110max pods per node
$4,023.14on demand / month · $5.51/h
$1,025.58spot / month (varies)
c3d-highmem-90 GKE max pods and allocatable memory — quick answers
- How many pods can a c3d-highmem-90 run as a node with GKE ≤ 1.36? Up to 110; kubelet keeps 21768 MiB of memory and 295m CPU, leaving 698.74 GiB and 89.70 vCPU for pods.
- How many pods can a c3d-highmem-90 run as a node with GKE 1.37+ (Container-Optimized OS)? Up to 110; kubelet keeps 2250 MiB of memory and 295m CPU, leaving 717.80 GiB and 89.70 vCPU for pods.
- How many 500m / 1 GiB pods fit? 107 per node after DaemonSets; 1 nodes for 10 replicas, about $4,023.14/month on demand.
What kubelet reserves on c3d-highmem-90
| Setup | Max pods | kube-reserved CPU | Memory reserved + eviction | Allocatable CPU | Allocatable memory | Memory usable |
|---|---|---|---|---|---|---|
| GKE ≤ 1.36 tiered memory reservation | 110 | 295m | 21668 Mi + 100 Mi | 89.70 | 698.74 GiB | 97.0% |
| GKE 1.37+ (Container-Optimized OS) 15 MiB × max pods + 500 MiB, CPU capped at 1 vCPU | 110 | 295m | 2150 Mi + 100 Mi | 89.70 | 717.80 GiB | 99.7% |
How these numbers are computed: reservation formulas. Check a live node with kubectl describe node → Allocatable.
How many pods fit on one c3d-highmem-90
Assumes DaemonSets (CNI, kube-proxy, log and metrics agents) request 200m CPU, 300 Mi and 3 pods per node. Try your own numbers in the node calculator.
| Pod requests (CPU / memory) | GKE ≤ 1.36 | GKE 1.37+ (Container-Optimized OS) | $ per pod / month |
|---|---|---|---|
| 100m / 128 Mi | 107 | 107 | $37.60 |
| 250m / 256 Mi | 107 | 107 | $37.60 |
| 250m / 512 Mi | 107 | 107 | $37.60 |
| 500m / 512 Mi | 107 | 107 | $37.60 |
| 500m / 1024 Mi | 107 | 107 | $37.60 |
| 1000m / 1024 Mi | 89 | 89 | $45.20 |
| 1000m / 2048 Mi | 89 | 89 | $45.20 |
| 2000m / 4096 Mi | 44 | 44 | $91.43 |
| 4000m / 8192 Mi | 22 | 22 | $182.87 |
Similar GKE node types
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| c3d-highmem-90-lssd | 90 | 720 | 89.70 | 698.74 GiB | 110 | $4,263.14 | $6.10 |
| c3-highmem-88 | 88 | 704 | 87.71 | 683.06 GiB | 110 | $4,249.73 | $6.22 |
| z3-highmem-88-standardlssd | 88 | 704 | 87.71 | 683.06 GiB | 110 | $8,050.01 | $11.79 |
| z3-highmem-88 | 88 | 704 | 87.71 | 683.06 GiB | 110 | $9,490.01 | $13.89 |
| z3-highmem-88-highlssd | 88 | 704 | 87.71 | 683.06 GiB | 110 | $9,490.01 | $13.89 |
| c4-highmem-96 | 96 | 744 | 95.69 | 722.26 GiB | 110 | $4,567.08 | $6.32 |
| c4-highmem-96-lssd | 96 | 744 | 95.69 | 722.26 GiB | 110 | $5,527.08 | $7.65 |
| c4n-highmem-96 | 96 | 744 | 95.69 | 722.26 GiB | 110 | $7,307.43 | $10.12 |
Closest match on other clouds
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| r5a.24xlarge | 96 | 768 | 95.69 | 759.74 GiB | 737 | $3,959.52 | $5.21 |
| r6a.24xlarge | 96 | 768 | 95.69 | 759.74 GiB | 737 | $3,973.54 | $5.23 |
| r8g.24xlarge | 96 | 768 | 95.69 | 759.74 GiB | 737 | $4,128.41 | $5.43 |
| r8g.metal-24xl | 96 | 768 | 95.69 | 759.74 GiB | 737 | $4,128.41 | $5.43 |
| e96asv7 | 96 | 768 | 94.94 | 762.97 GiB | 250 | $4,177.06 | $5.47 |
| r5.24xlarge | 96 | 768 | 95.69 | 759.74 GiB | 737 | $4,415.04 | $5.81 |