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MSI Cubi B206

Ranked #19 of 50 in Most energy-efficient desktop PCs, ranked on official ENERGY STAR power figures. Here is every spec we scored, where it came from, and how it compares.

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M

#19

MSI Cubi B206

Best for: Official TEC 20.4 kWh, official sleep 2 W

9.3/10

What we like

Official ENERGY STAR record lists a TEC of 20.4 kWh.

Watch out for

Official TEC is a certified laboratory annual-energy figure for this configuration, not a utility bill we measured.

Score breakdown

Official TEC 45%

Official sleep power 30%

Official short-idle power 25%

Official TEC	20.4 kWh
Official sleep power	2 W
Official short-idle power	4 W
Official ENERGY STAR unique ID	4,020,779
Official model name	Cubi B206
Official model number	Cubi NUC AI+ 2MG
Official product type	Desktop
Official TEC	20.4 kWh
Official sleep mode power	2 W
Official short-idle power	4 W
Official long-idle power	2 W
Official off-mode power	0.1 W
Official system memory	32 GB
Official CPU cores	8
Official processor brand	Intel
Official processor name	Core Ultra 7 258V
Official CPU base clock	2.2 GHz
Official storage technology	SSD
Official ENERGY STAR date certified	2025-05-08T00:00:00.000
Official touch screen	No
Price	Check price

Check price at Amazon

Specs sources:

MSI Cubi B206 head-to-head

Head-to-headASUS NUC15CRS vs MSI Cubi B206 Head-to-headIntel NUC11ATK vs MSI Cubi B206

How it compares

Open the full comparison table

Apple Mac mini (M4)

#1 · Official TEC 12 kWh, official sleep 0.6 W

Apple Mac mini (M4 Pro)

#2 · Official TEC 15 kWh, official sleep 0.7 W

Apple Mac mini (M6)

#3 · Official TEC 12.9 kWh, official sleep 0.7 W

HP Z2 Mini G1a Workstation

#4 · Official TEC 2.8 kWh, official sleep 1.1 W

Lenovo IdeaCentre Mini 01Q8X10

#5 · Official TEC 17.9 kWh, official sleep 0.8 W

Apple Mac mini (M5 Pro)

#6 · Official TEC 19.2 kWh, official sleep 0.8 W

ASUS NUC14MLK

#7 · Official TEC 15.3 kWh, official sleep 1.3 W

Intel NUC11ATK

#8 · Official TEC 20.3 kWh, official sleep 0.6 W

Lenovo ThinkCentre neo 50q Gen 7

#9 · Official TEC 15.4 kWh, official sleep 1.3 W

Lenovo ThinkCentre neo 50q QC

#10 · Official TEC 14.7 kWh, official sleep 1.4 W

Lenovo Yoga Mini 01IPH11

#11 · Official TEC 16.9 kWh, official sleep 1.4 W

HP Pro Mini 260 G9 Desktop PC

#12 · Official TEC 19.7 kWh, official sleep 1.2 W

Apple Mac Studio (M4 Max)

#13 · Official TEC 23.2 kWh, official sleep 1.1 W

ASUS NUC14RVS

#14 · Official TEC 20.2 kWh, official sleep 1.5 W

ASUS NUC16WCK

#15 · Official TEC 18 kWh, official sleep 2 W

ASUS NUC15CRL

#16 · Official TEC 21.5 kWh, official sleep 1.7 W

ASUS NUC15CRS

#17 · Official TEC 20.4 kWh, official sleep 1.8 W

HP EliteBoard G1a Next Gen AI PC

#18 · Official TEC 22.4 kWh, official sleep 1.5 W

Apple Mac Studio (M3 Ultra)

#20 · Official TEC 26.9 kWh, official sleep 0.8 W

Apple Mac Studio (M5 Max)

#21 · Official TEC 24.7 kWh, official sleep 1.3 W

Apple Mac Studio (M5 Ultra)

#22 · Official TEC 27.5 kWh, official sleep 0.9 W

ASUS NUC13ANH

#23 · Official TEC 23.4 kWh, official sleep 1.8 W

ASUS NUC16GDK

#24 · Official TEC 23.3 kWh, official sleep 1.9 W

Dell Pro Micro Essential PVM1265

#25 · Official TEC 25.7 kWh, official sleep 1 W

Lenovo ThinkCentre neo 50q Gen 6

#26 · Official TEC 22.7 kWh, official sleep 1.7 W

Lenovo ThinkCentre X Ultra

#27 · Official TEC 26.1 kWh, official sleep 0.8 W

ASUS NUC14MNK

#28 · Official TEC 23.1 kWh, official sleep 2.1 W

HP OmniDesk Mini Desktop PC M05

#29 · Official TEC 21.1 kWh, official sleep 2.4 W

HP Z2 Mini G9 Workstation Desktop PC

#30 · Official TEC 9.7 kWh, official sleep 1.1 W

Lenovo ThinkStation P3 Tiny

#31 · Official TEC 11.3 kWh, official sleep 0.8 W

MSI Cubi B213

#32 · Official TEC 25.6 kWh, official sleep 2.2 W

Lenovo ThinkStation P3 Tower Gen 2

#33 · Official TEC 9.2 kWh, official sleep 2.2 W

MSI Cubi B032

#34 · Official TEC 27.3 kWh, official sleep 2.4 W

HP Z2 Mini G1i Workstation

#35 · Official TEC 5.8 kWh, official sleep 3.8 W

Intel NUC12WSH

#36 · Official TEC 27.6 kWh, official sleep 2.6 W

Lenovo ThinkCentre M75s Gen 6

#37 · Official TEC 17.1 kWh, official sleep 3.1 W

Lenovo ThinkStation P3 Tiny Gen 2

#38 · Official TEC 11.7 kWh, official sleep 1.1 W

ASUS NUC14LNS

#39 · Official TEC 28.1 kWh, official sleep 3.2 W

Dell Precision 3280 CFF

#40 · Official TEC 7.6 kWh, official sleep 4.3 W

HP Z2 SFF G1i Workstation

#41 · Official TEC 8.8 kWh, official sleep 5.8 W

HP Z2 Tower G9 Workstation Desktop PC

#42 · Official TEC 19.4 kWh, official sleep 2.6 W

Lenovo ThinkStation P2 Tower

#43 · Official TEC 21.4 kWh, official sleep 1.5 W

Lenovo ThinkStation P3 Tower

#44 · Official TEC 23.4 kWh, official sleep 1.4 W

Lenovo ThinkStation P3 Ultra SFF G2

#45 · Official TEC 22.4 kWh, official sleep 2.5 W

Dell Precision 3680 Tower

#46 · Official TEC 16.7 kWh, official sleep 3.2 W

Lenovo ThinkStation P3 Ultra

#47 · Official TEC 20.8 kWh, official sleep 2.8 W

Lenovo ThinkStation P2 Tower Gen 2

#48 · Official TEC 24.6 kWh, official sleep 2.2 W

HP Z2 SFF G9 Workstation Desktop PC

#49 · Official TEC 25.2 kWh, official sleep 2.3 W

HP Z2 Tower G1i Workstation

#50 · Official TEC 19.3 kWh, official sleep 6.6 W