↳ CAF WATCHER // CONTINUOUS PHYSICAL AUDIT LEDGER
Cerebras Systems Grade A-
The Wafer-Scale Engine paradigm: bypassing chip packaging by turning an entire 300mm silicon wafer into a single computer · Category: Supercomputing & National HPC
Executive Physical Feasibility & Delivery Audit
Institutional Baseline: Evaluated under the Compute Availability Factor (CAF v1.0) specification by Richie Adomako (Serpens Inc., ResearchGate ID 414150400). CAF evaluates stated accelerator capabilities against empirical physical reality (interconnection queues, electrical substations, liquid cooling heat transfer, and optical network fabrics). Missing public evidence is classified as unknown—it is never treated as zero capacity.
CAF INTERVAL
[0.43 – 0.73]
DELIVERY GAP SCORE
32 pts
OPERATING POWER
0.1 GW
vs 0.1 GW announced
EVIDENCE CONFIDENCE
MEDIUM (65%)
Physical Coupling Pillars (E, T, N, O)
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Power & Grid Substrate (E = [object Object]): 84/100. Delivers 23 kW per 15U chassis, requiring 415V three-phase electrical whips and custom power distribution units.
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Thermal Dissipation & CDU Limits (T = [object Object]): 88/100. Engineered a monolithic cold plate that clamps directly against the 300mm silicon wafer with uniform micro-channel water distribution.
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Cluster Topology & Optical Fabric (N = [object Object]): 86/100. Because all communication on the wafer happens via silicon interconnects at 214 Petabits/sec, intra-node networking bottlenecks disappear.
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Silicon & Operational Availability (O = [object Object]): 94/100. By not cutting the wafer, Cerebras avoids the global CoWoS-L packaging queue that delays NVIDIA and AMD accelerators.
Attributable Public Evidence Ledger