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MCS · Rigs · Compare

Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

0 of 22 fields comparable

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SpecCerebras Wafer-Scale Engine 3NVIDIA GeForce RTX 4090 Founders Edition
Bandwidth GB S—1,008
Budget Ceiling USD—2,000
Compute Capability Digits—89
Cores900,000—
CS4 Introduced2026-08-18—
CS4 Wse3 Turbo Count3—
DIE Size MM246,225—
Fabric Bandwidth Pbit S214—
Memory Bandwidth PB S21—
MSRP (USD)↓ better—1,599
ON Chip Sram GB44—
Peak AI Petaflops125—
Process NodeTSMC 5nm—
Production END Reported—2024-10
RTX 4090 Model—4,090
RTX 5090 Model—5,090
Status—discontinued (no longer sold new by NVIDIA)
Status Checked—2026-09-24
TDP (W)↓ better—450
Transistors Trillion4—
VRAM (GB)—24
Wse3 Turbo Peak AI Petaflops250—