biu_group/aic_core_group/aiv_core_group (AI Core and AI Vector Bandwidth and Latency)

The AI Core and AI Vector bandwidth and latency data does not contain the summary information. The timeline information is displayed at the biu_group, aic_core_group, and aiv_core_group levels in the msprof_*.json file.

Applicability

Product	Supported
Atlas 350 Accelerator Card	√
Atlas A3 training product/Atlas A3 inference product	√
Atlas A2 training product/Atlas A2 inference product	√
Atlas 200I/500 A2 inference product	x
Atlas inference product	x
Atlas training product	x

Data at biu_group, aic_core_group, and aiv_core_group Layers in msprof_*.json

Figure 1 biu_group

Figure 2 aic_core_group

Figure 3 aiv_core_group

**Table 1** Field description
Field	Description
biu_group
Bandwidth Read	Bandwidth for the BIU bus interface to read instructions.
Bandwidth Write	Bandwidth for the BIU bus interface to write instructions.
Latency Read	Latency for the BIU bus interface to read instructions.
Latency Write	Latency for the BIU bus interface to write instructions.
aic_core_group
Cube	Cycle quantity and ratio of matrix operation instructions in the current sampling period.
Mte1	Cycle quantity and ratio of L1-to-L0A/L0B transfer instructions in the current sampling period.
Mte2	Cycle quantity and ratio of on-chip memory to AI Core movement instructions in the current sampling period.
Mte3	Cycle quantity and ratio of AI Core to on-chip memory movement instructions in the current sampling period.
aiv_core_group
Mte1	Cycle quantity and ratio of L1-to-L0A/L0B transfer instructions in the current sampling period.
Mte2	Cycle quantity and ratio of on-chip memory to AI Core movement instructions in the current sampling period.
Mte3	Cycle quantity and ratio of AI Core to on-chip memory movement instructions in the current sampling period.
Scalar	Cycle quantity and ratio of scalar operation instructions in the current sampling period.
Vector	Cycle quantity and ratio of vector operation instructions in the current sampling period.

Parent topic: Profile Data File References