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Google 32768 TPUv7x (Ironwood) NIC - 100G Hyperscaler Ethernet Cluster Configuration
GOOG-TPUv5e-400G-Eth-WB-256
Google · TPUv5e · NIC - 100G
Rack type
—
Cluster / location
TPUv5p 3D Torus Cluster
Buyer profile
Hyperscaler
Networking type
Ethernet
Number of XPUs
32,768
NIC used
NIC - 100G
NICs / XPU
0.5
Scale-out BW / XPU
50G
XPU / server
256
Scale-up network
Assigned blockDefault
TPUv5e
Scale-UpXPU: TPUv5e0 linesshared by 1 SKU
Scale-Up Parts Summary
1
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| Generic 400G DAC | 131,072 | 1,024.00 | 4.00 |
Backend network
6 rows
Assigned blockDefault
TPUv5e - 100G NIC - 4L - ETH - TH2 - GOOG
BackendXPU: TPUv5e6 linesshared by 1 SKU
Backend Parts Summary
6
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| Generic 100G DR4 QSFP28 | 196,608 | 1,536.00 | 6.00 |
| Generic 100G Single Mode | 98,304 | 768.00 | 3.00 |
| NIC - 100G | 256 | 2.00 | 0.01 |
| WhiteBox Tomahawk 2 6.4T | 2,048 | 16.00 | 0.06 |
| WhiteBox Tomahawk 3 12.8T | 1,024 | 8.00 | 0.03 |
| Generic 100G FR4 | 32,768 | 256.00 | 1.00 |
Frontend network
Frontend Parts Summary
0
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|
Compute Tray Networking Content
1 rows
Assigned blockDefault
TPUv5e - GOOG
Compute TrayXPU: TPUv5e1 lineshared by 1 SKU
Compute Tray Parts Summary
1
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| PCIe 5.0 x16 Cable | 32,768 | 256.00 | 1.00 |
2026 share
Generic 400G DACΣ 100%
%
| Item | Unit Cost | Quantity | Quantity (per Server) | Quantity (per XPU) | Extended Price for Cluster | Extended Price per Server | Power (W) per Unit | Extended Power (W) per Cluster | Extended Power (W) per Server | Device Type | Hyperscaler | Vendor | Manufacturer | Component | Speed | SerDes Speed | Protocol | Technology | XPU | Network | Tab Name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Per-server cost: $10,240.00 | |||||||||||||||||||||
| $40.00 | 32,768 | 256.00 | 1.00 | $1,310,720.00 | $10,240.00 | 0 W | 0 W | 0 W | DAC | Amphenol | — | Device Level | — | — | — | — | TPUv5e | Scale-Up | GOOG-TPUv5e-400G-Eth-WB-256 | ||
Per-server cost: $320,829.14 | |||||||||||||||||||||
| $54.00 | 196,608 | 1,536.00 | 6.00 | $10,616,832.00 | $82,944.00 | 3 W | 589,824 W | 4,608 W | Transceiver | AAOI | — | Device Level | — | 28G | Ethernet | Fully Retimed | TPUv5e | Backend | GOOG-TPUv5e-400G-Eth-WB-256 | ||
| $130.00 | 98,304 | 768.00 | 3.00 | $12,779,520.00 | $99,840.00 | 0 W | 0 W | 0 W | Fiber | Corning | — | Device Level | — | — | — | — | TPUv5e | Backend | GOOG-TPUv5e-400G-Eth-WB-256 | ||
| $250.00 | 16,384 | 2.00 | 0.50 | $4,096,000.00 | $500.00 | 38 W | 622,592 W | 76 W | NIC | Marvell | — | Device Level | — | — | — | — | TPUv5e | Backend | GOOG-TPUv5e-400G-Eth-WB-256 | ||
| $3,072.57 | 2,048 | 16.00 | 0.06 | $6,292,625.29 | $49,161.14 | 250 W | 512,000 W | 4,000 W | Switch | Accton | — | Device Level | — | — | — | — | TPUv5e | Backend | GOOG-TPUv5e-400G-Eth-WB-256 | ||
| $5,000.00 | 1,024 | 8.00 | 0.03 | $5,120,000.00 | $40,000.00 | 450 W | 460,800 W | 3,600 W | Switch | Accton | — | Device Level | — | — | — | — | TPUv5e | Backend | GOOG-TPUv5e-400G-Eth-WB-256 | ||
| $189.00 | 32,768 | 256.00 | 1.00 | $6,193,152.00 | $48,384.00 | 3 W | 98,304 W | 768 W | Transceiver | Lumentum | — | Device Level | — | 28G | Ethernet | Fully Retimed | TPUv5e | Backend | GOOG-TPUv5e-400G-Eth-WB-256 | ||
Per-server cost: $5,120.00 | |||||||||||||||||||||
| $20.00 | 32,768 | 256.00 | 1.00 | $655,360.00 | $5,120.00 | 0 W | 0 W | 0 W | Cable | Amphenol | — | Device Level | — | — | PCIe | — | TPUv5e | Compute Tray | GOOG-TPUv5e-400G-Eth-WB-256 | ||
| By fabric | |||||||||||||||||||||
| Total Scale-Up | $1,310,720.00 | $10,240.00 | 0 W | 0 W | |||||||||||||||||
| Total Backend | $45,098,129.29 | $320,829.14 | 2,283,520 W | 13,052 W | |||||||||||||||||
| Total Compute Tray | $655,360.00 | $5,120.00 | 0 W | 0 W | |||||||||||||||||
| Grand Total Cluster Networking | $47,064,209.29 | $336,189.14 | 2,283,520 W | 13,052 W | |||||||||||||||||
| By component | |||||||||||||||||||||
| Total Transceivers | $16,809,984.00 | $131,328.00 | 688,128 W | 5,376 W | |||||||||||||||||
| Total Switches | $11,412,625.29 | $89,161.14 | 972,800 W | 7,600 W | |||||||||||||||||
| Total Fiber | $12,779,520.00 | $99,840.00 | 0 W | 0 W | |||||||||||||||||
| Total Cables | $655,360.00 | $5,120.00 | 0 W | 0 W | |||||||||||||||||
| Total Connectors | — | — | — | — | |||||||||||||||||
| Total NICs | $4,096,000.00 | $500.00 | 622,592 W | 76 W | |||||||||||||||||