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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 18 fields comparable

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SpecOpenAI GPT-5Cerebras Wafer-Scale Engine 3
Codex Synergy Precision Bonus12—
Cores—900,000
CS4 Introduced—2026-08-18
CS4 Wse3 Turbo Count—3
DIE Size MM2—46,225
Fabric Bandwidth Pbit S—214
Gpt5 Context Window Tokens K400—
Gpt5 Input PER 1M USD1.25—
Gpt5 Output PER 1M USD10—
Gpt5 Snapshotgpt-5-2025-08-07—
Gpt6 Astra Launch2026-09-03—
Memory Bandwidth PB S—21
ON Chip Sram GB—44
Peak AI Petaflops—125
Process Node—TSMC 5nm
Transistors Trillion—4
Version Major5—
Wse3 Turbo Peak AI Petaflops—250