Left · ASRock
ASRock B850M Pro-A WiFi
Spec score
Spec score 66
$210
Amazon US, Oct 24
ASRock B850M Pro-A WiFi against MSI B550-A Pro
ASRock B850M Pro-A WiFi leads on the overall index. The price beside each button is the Amazon US reading where ScoutPrices has one; the comparison below is worked on typical prices.
Right · MSI
MSI B550-A Pro
Spec score
Spec score 46
$128
typical price
Head to head
Scores
Indices out of 100 on ScoutSpecs' own scale, one per kind of work. They are not frames per second and not a measurement of any one sample.
Spec score
ASRock B850M Pro-A WiFi: 66
MSI B550-A Pro: 46
20 ptsto the left
Price and value
Worked on typical prices, the figures the comparison is built on.
Value, points per $100
ASRock B850M Pro-A WiFi: 47.1
MSI B550-A Pro: 35.9
31%to the left
Typical price
ASRock B850M Pro-A WiFi: $140
MSI B550-A Pro: $128
$12to the right
From the spec sheets
Memory ceiling
ASRock B850M Pro-A WiFi: 8000 MT/s
MSI B550-A Pro: 4400 MT/s
82%to the left
M.2 slots
ASRock B850M Pro-A WiFi: 3
MSI B550-A Pro: 2
50%to the left
PCIe generation
ASRock B850M Pro-A WiFi: 5
MSI B550-A Pro: 4
25%to the left
The verdict
- The ASRock B850M Pro-A WiFi scores 43% higher on the ScoutSpecs index.
- The MSI B550-A Pro typically costs $12 less.
- Per dollar, the ASRock B850M Pro-A WiFi is the better buy: 47.1 points per $100 against 35.9.
Specifications
| Spec | ASRock B850M Pro-A WiFi | MSI B550-A Pro |
|---|---|---|
| Socket | AM5 | AM4 |
| Chipset | B850 | B550 |
| Size | MATX | ATX |
| Memory | DDR5 | DDR4 |
| Memory ceiling | 8000 MT/s (better) | 4400 MT/s |
| M.2 slots | 3 (better) | 2 |
| PCIe | Gen 5 (better) | Gen 4 |
| Wi-Fi | Yes (better) | No |
| Brand | ASRock | MSI |
| Released | 2025 (better) | 2020 |
| Typical price | $140 | $128 (better) |
The better figure of each pair is in green, with a tick.