Figure 33. Epu-4562-Ecp Quad Core Temperature Relative To Ambient Temperature - VersaLogic Blackbird VL-EPU4562 Hardware Reference Manual

Thermal Considerations
Test Scenario 2: Core i7 EPU-4562- ECP – Passive and Active Thermal Characterization
As shown below, the quad core version of the Blackbird will typically require a heat sink + fan
for operation above 80 ºC, at >90% CPU utilization.

Figure 33. EPU-4562-ECP Quad Core Temperature Relative to Ambient Temperature

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VL-EPU-4562/4462 Reference Manual