Cheapest with no severe verdictsB860ASUS
ASUS Prime B860M-A WiFi
Runs every LGA1851 processor in the database without severe throttling, at $169.
- Socket
- LGA1851
- Vcore
- 7 × 80 A
- Memory
- DDR5
$168.99
as of 19 September 2026
Computed ranking · 2026
Best LGA1851 motherboards in 2026
This ranking is computed, not curated. Each of the 14 LGA1851 boards in the database is run against all 13 LGA1851 processors, and the ranking is the count of processors the board keeps under our moderate-throttling threshold. A board that handles everything sits at the top whatever it costs, which is why a mid-range board sometimes beats a flagship.
By Farrukh Sufyan Sarwar · Last verified 20 September 2026 · Model v1.0 · Build 2026-09-20
The two picks most builds come down to
Most capacity per dollarB860ASUSASUS ROG Strix B860-F Gaming WiFi
About 1360 W of sustained core power for $249 — 5 W per dollar.
- Socket
- LGA1851
- Vcore
- 16 × 80 A
- Memory
- DDR5
$403.40
as of 19 September 2026
Full ranking
“Handles” counts the processors this board runs with no expected clock loss. “Throttles” counts the ones it cannot feed.
- 1ASUS ROG Maximus Z890 HeroZ890 · 22 × 110 A · 2571 W · $64913handles0throttles
- 2ASUS ROG Strix Z890-E Gaming WiFiZ890 · 18 × 110 A · 2104 W · $49913handles0throttles
- 3ASUS ROG Strix Z890-F Gaming WiFiZ890 · 16 × 110 A · 1870 W · $42913handles0throttles
- 4ASUS ROG Strix Z890-A Gaming WiFiZ890 · 16 × 90 A · 1530 W · $37913handles0throttles
- 5ASUS ROG Strix B860-F Gaming WiFiB860 · 16 × 80 A · 1360 W · $24913handles0throttles
- 6ASUS TUF Gaming Z890-Plus WiFiZ890 · 16 × 80 A · 1224 W · $28913handles0throttles
- 7ASUS ROG Strix Z890-I Gaming WiFiZ890 · 10 × 110 A · 1169 W · $42913handles0throttles
- 8ASUS ROG Strix B860-G Gaming WiFiB860 · 14 × 80 A · 1071 W · $22913handles0throttles
- 9ASUS Prime Z890-P WiFiZ890 · 14 × 80 A · 1071 W · $24913handles0throttles
- 10ASUS TUF Gaming B860M-Plus WiFiB860 · 12 × 80 A · 918 W · $18913handles0throttles
- 11ASUS TUF Gaming B860-Plus WiFiB860 · 12 × 80 A · 918 W · $19913handles0throttles
- 12ASUS Prime Z890M-Plus WiFiZ890 · 10 × 80 A · 765 W · $21913handles0throttles
- 13ASUS Prime B860-Plus WiFiB860 · 8 × 80 A · 476 W · $17913handles0throttles
- 14ASUS Prime B860M-A WiFiB860 · 7 × 80 A · 417 W · $16913handles0throttles
How this ranking is produced
Every board is evaluated against every processor on its socket using the same formula: Vcore stages multiplied by their current rating and by an effective Vcore of 1.25 V, derated for the phase design and for heatsink mass, then compared against each processor's sustained package power. Sample size is 14 boards × 13 processors = 182 evaluations, of which 14 boards have a verified retail listing.
The constants and the formula are published in full, so you can disagree with a specific number rather than with a verdict.