High Power

Overview 

Genio 520/720-EVK board is an evaluation kit of MediaTek. The provided high power data may vary due to hardware differences and has a tolerance of 10% error. These data are for reference only.

Measurement Settings 

Software Version : v25.1
Operating Voltage : 4.2 V

Power Consumption of Genio 520/720-EVK 

The maximum junction temperature is specified for two grades: the commercial grade and industrial grade.

Maximum Temperature of Junction

Commercial grade = 95 °C
Industrial grade = 105 °C

Item	G720 (MT8391AV)	G720 (MT8391IV)	G520 (MT8371AV)	G520 (MT8371IV)
CPU	A78 2.6 GHz x 2, A55 2.0 GHz x 6	A78 2.4 GHz x 2, A55 2.0 GHz x 6	A78 2.2 GHz x 2, A55 2.0 GHz x 6	A78 2.0 GHz x 2, A55 1.8 GHz x 6
GPU	G57MC2 1.1 GHz	G57MC2 1.1 GHz	G57MC2 0.88 GHz	G57MC2 0.88 GHz
DRAM	LP5-6400 2ch 16 GB	LP5-6400 2ch 16 GB	LP5-6400 2ch 8 GB	LP5-6400 2ch 8 GB
Storage	UFS 3.1 128 GB	UFS 3.1 128 GB	UFS 3.1 128 GB	UFS 3.1 128 GB
Max. Tj	95 °C	105 °C	95 °C	105 °C

Commercial Specification (MT8391AV/MT8371AV)

1. Room Ambient Temperature (Ta = 25)

Disable Thermal Throttling

Table 1. Stress-ng Power Data of G720/520-EVK
	G720 (MT8391AV)	G520 (MT8371AV)
EVK Power	3.48 W	2.90 W
SoC Power	2.27 W	1.74 W
DRAM Power	0.19 W	0.16 W
Temperature (Min, Max, Avg)	48.74, 52.99, 51.60 (Degree C)	40.31, 43.30, 42.25 (Degree C)
CPU Frequency (B-Core, L-Core)	2.6, 2.0 (GHz)	2.2, 2.0 (GHz)

Table 2. Coremark Power Data of G720/520-EVK
	G720 (MT8391AV)	G520 (MT8371AV)
Score	76144.55	70304.95
EVK Power	2.46 W	2.10 W
SoC Power	1.52 W	1.24 W
DRAM Power	0.14 W	0.13 W
Temperature (Min, Max, Avg)	31.98, 40.48, 38.87 (Degree C)	29.23, 35.24, 33.93 (Degree C)
CPU Frequency (B-Core, L-Core)	2.6, 2.0 (GHz)	2.2, 2.0 (GHz)

Table 3. Glmark Power Data of G720/520-EVK
	G720 (MT8391AV)	G520 (MT8371AV)
Score	710	397
EVK Power	1.98 W	1.63 W
SoC Power	0.81 W	0.61 W
DRAM Power	0.41 W	0.31 W
Temperature (Min, Max, Avg)	30.13, 36.66, 32.2 (Degree C)	27.99, 30.74, 29.3 (Degree C)
CPU Frequency (B-Core, L-Core)	2.6, 2.0 (GHz)	2.2, 2.0 (GHz)

2. High Ambient Temperature (Ta = 65)

Throttle point = 85 Degree C

Sustainable power = 2500

Table 1. Stress-ng Power Data of G720/520-EVK
	G720 (MT8391AV)	G520 (MT8371AV)
EVK Power	3.43 W	4.15 W
SoC Power	2.11 W	2.64 W
DRAM Power	0.29 W	0.22 W
Temperature (Min, Max, Avg)	77.06, 89.34, 82.77 (Degree C)	83.68, 86.43, 85.33 (Degree C)
CPU Frequency (B-Core, L-Core)	1.53, 1.29 (GHz)	2.16, 2.0 (GHz)

Table 2. Coremark Power Data of G720/520-EVK
	G720 (MT8391AV)	G520 (MT8371AV)
Score	70165.18	70280.24
EVK Power	3.33 W	3.13 W
SoC Power	2.11 W	1.98 W
DRAM Power	0.20 W	0.17 W
Temperature (Min, Max, Avg)	78.88, 87.84, 84.40 (Degree C)	72.95, 81.10, 79.24 (Degree C)
CPU Frequency (B-Core, L-Core)	2.24, 1.97 (GHz)	2.2, 2.0 (GHz)

Table 3. Glmark Power Data of G720/520-EVK
	G720 (MT8391AV)	G520 (MT8371AV)
Score	709	395
EVK Power	3.08 W	2.53 W
SoC Power	1.56 W	1.18 W
DRAM Power	0.55 W	0.38 W
Temperature (Min, Max, Avg)	74.13, 79.28, 76.72 (Degree C)	69.60, 77.35, 70.87 (Degree C)
CPU Frequency (B-Core, L-Core)	2.6, 2.0 (GHz)	2.2, 2.0 (GHz)

Industrial Specification (MT8391IV/MT8371IV)

1. Room Ambient Temperature (Ta = 25)

Disable Thermal Throttling

Table 1. Stress-ng Power Data of G720/520-EVK
	G720 (MT8391IV)	G520 (MT8371IV)
EVK Power	3.30 W	2.62 W
SoC Power	2.05 W	1.57 W
DRAM Power	0.18 W	0.16 W
Temperature (Min, Max, Avg)	46.63, 49.42, 48.40 (Degree C)	37.36, 40.28, 39.11 (Degree C)
CPU Frequency (B-Core, L-Core)	2.4, 2.0 (GHz)	2.0, 1.8 (GHz)

Table 2. Coremark Power Data of G720/520-EVK
	G720 (MT8391IV)	G520 (MT8371IV)
Score	73161.81	63534.08
EVK Power	2.40 W	1.99 W
SoC Power	1.39 W	1.11 W
DRAM Power	0.13 W	0.10 W
Temperature (Min, Max, Avg)	30.67, 37.45, 35.86 (Degree C)	28.57, 33.76, 32.48 (Degree C)
CPU Frequency (B-Core, L-Core)	2.4, 2.0 (GHz)	2.0, 1.8 (GHz)

Table 3. Glmark Power Data of G720/520-EVK
	G720 (MT8391IV)	G520 (MT8371IV)
Score	710	392
EVK Power	1.86 W	1.46 W
SoC Power	0.73 W	0.54 W
DRAM Power	0.39 W	0.30 W
Temperature (Min, Max, Avg)	27.46, 33.71, 29.02 (Degree C)	28.05, 30.88, 29.04 (Degree C)
CPU Frequency (B-Core, L-Core)	2.4, 2.0 (GHz)	2.0, 1.8 (GHz)

2. High Ambient Temperature (Ta = 85)

Throttle point = 100 Degree C

Sustainable power = 2500

Table 1. Stress-ng Power Data of G720/520-EVK
	G720 (MT8391IV)	G520 (MT8371IV)
EVK Power	4.09 W	4.34 W
SoC Power	2.30 W	2.57 W
DRAM Power	0.44 W	0.33 W
Temperature (Min, Max, Avg)	97.96, 110.24, 103.25 (Degree C)	101.71, 108.03, 104.87 (Degree C)
CPU Frequency (B-Core, L-Core)	1.40, 1.31 (GHz)	1.63, 1.79 (GHz)

Table 2. Coremark Power Data of G720/520-EVK
	G720 (MT8391IV)	G520 (MT8371IV)
Score	63880.76	63562.69
EVK Power	3.81 W	3.68 W
SoC Power	2.19 W	2.30 W
DRAM Power	0.33 W	0.27 W
Temperature (Min, Max, Avg)	95.73, 104.75, 100.47 (Degree C)	92.40 ,102.79, 100.64 (Degree C)
CPU Frequency (B-Core, L-Core)	1.94, 1.79 (GHz)	2.0, 1.8 (GHz)

Table 3. Glmark Power Data of G720/520-EVK
	G720 (MT8391IV)	G520 (MT8371IV)
Score	698	389
EVK Power	3.73 W	3.05 W
SoC Power	1.73 W	1.47 W
DRAM Power	0.77 W	0.45 W
Temperature (Min, Max, Avg)	91.26, 102.78, 93.83 (Degree C)	89.08, 96.84, 91.44 (Degree C)
CPU Frequency (B-Core, L-Core)	2.4, 2.0 (GHz)	2.0, 1.8 (GHz)

Based on different hardware thermal designs and application scenarios, the sustainable power can be adjusted to meet temperature control requirements. If throttling happens too early, you can increase the sustainable power. If throttling happens too late, you can decrease the sustainable power.