100% Original Wholesale Brand new GIGABYTE B550M DS3H AC R2 B550M DS3H R2 B550M DS3H B550M Kdesktop motherboard
Here’s a detailed comparison table for the GIGABYTE B550M DS3H AC R2.0, B550M DS3H R2.0, B550M DS3H, and B550M K motherboards:
| Feature | B550M DS3H AC R2.0 | B550M DS3H R2.0 | B550M DS3H | B550M K |
|---|---|---|---|---|
| Form Factor | Micro-ATX (24.4 x 22.5 cm) | Micro-ATX (24.4 x 22.5 cm) | Micro-ATX (24.4 x 22.5 cm) | Micro-ATX (23.0 x 20.0 cm) |
| Chipset | AMD B550 | AMD B550 | AMD B550 | AMD B550 |
| Socket | AM4 (Ryzen 3000/5000/5000G) | AM4 (Ryzen 3000/5000/5000G) | AM4 (Ryzen 3000/5000/5000G) | AM4 (Ryzen 3000/5000/5000G) |
| Memory Support | DDR4, 4 DIMMs, up to 4733MHz | DDR4, 4 DIMMs, up to 4733MHz | DDR4, 4 DIMMs, up to 4733MHz | DDR4, 2 DIMMs, up to 4733MHz |
| PCIe Slots | 1x PCIe 4.0 x16 1x PCIe 3.0 x1 |
1x PCIe 4.0 x16 1x PCIe 3.0 x1 |
1x PCIe 4.0 x16 1x PCIe 3.0 x1 |
1x PCIe 4.0 x16 1x PCIe 3.0 x1 |
| M.2 Slots | 1x PCIe 4.0 x4 (2280) | 1x PCIe 4.0 x4 (2280) | 1x PCIe 4.0 x4 (2280) | 1x PCIe 4.0 x4 (2280) |
| SATA Ports | 4x SATA 6Gbps | 4x SATA 6Gbps | 4x SATA 6Gbps | 4x SATA 6Gbps |
| USB Ports | 1x USB-C (Rear) 4x USB 3.2 Gen1 2x USB 2.0 |
1x USB-C (Rear) 4x USB 3.2 Gen1 2x USB 2.0 |
1x USB-C (Rear) 4x USB 3.2 Gen1 2x USB 2.0 |
4x USB 3.2 Gen1 2x USB 2.0 (No USB-C) |
| Networking | Wi-Fi 5 (802.11ac) + 1G LAN | 1G LAN | 1G LAN | 1G LAN |
| Audio | Realtek ALC887 (7.1-Channel) | Realtek ALC887 (7.1-Channel) | Realtek ALC887 (7.1-Channel) | Realtek ALC887 (7.1-Channel) |
| RGB Headers | 1x RGB (12V) | 1x RGB (12V) | 1x RGB (12V) | None |
| Display Outputs | 1x HDMI, 1x DP | 1x HDMI, 1x DP | 1x HDMI, 1x DP | 1x HDMI, 1x DVI-D |
| VRM & Power Design | 5+3 Phase VRM | 5+3 Phase VRM | 5+3 Phase VRM | 4+3 Phase VRM |
| Cooling | Basic Fan Headers | Basic Fan Headers | Basic Fan Headers | Basic Fan Headers |
| Price (Approx.) | ~100−120 | ~90−110 | ~80−100 |
GIGABYTE’s B550M DS3H series represents the most affordable tier of AMD B550 motherboards, offering essential features for budget-conscious builders. Here’s a detailed breakdown of the four models in this lineup:
1. GIGABYTE B550M DS3H AC R2.0
Best For: Budget builds requiring Wi-Fi connectivity
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Key Feature: Includes Wi-Fi 5 (802.11ac)
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Unique Advantage: Only model in series with wireless capability
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Memory: 4 DDR4 DIMM slots (up to 4733MHz)
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Storage: 1x M.2 PCIe 4.0 + 4x SATA
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Connectivity: USB-C (rear), 4x USB 3.2 Gen1, 2x USB 2.0
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Display Outputs: HDMI + DisplayPort
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Price: ~100−120
2. GIGABYTE B550M DS3H R2.0
Best For: Standard budget builds without Wi-Fi
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Key Difference: Lacks Wi-Fi module of AC version
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Memory: 4 DDR4 DIMM slots
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Storage: Same as AC version
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Connectivity: Identical port selection including USB-C
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Price: ~90−110
3. GIGABYTE B550M DS3H (Original)
Best For: Absolute budget builds
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Key Difference: Older revision with slightly different component layout
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Memory: 4 DDR4 DIMM slots
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Storage: Same as newer versions
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Connectivity: USB-C included
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Price: ~80−100
4. GIGABYTE B550M K
Best For: Ultra-budget office/light gaming builds
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Key Limitations:
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Only 2 DDR4 DIMM slots
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No USB-C port
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DVI-D instead of DisplayPort
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No RGB headers
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VRM: Weaker 4+3 phase design
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Price: ~70−90
Comparison Summary Table
| Feature | DS3H AC R2.0 | DS3H R2.0 | DS3H (Original) | B550M K |
|---|---|---|---|---|
| Wi-Fi | 802.11ac | No | No | No |
| RAM Slots | 4 | 4 | 4 | 2 |
| USB-C | Yes | Yes | Yes | No |
| Display Outputs | HDMI+DP | HDMI+DP | HDMI+DP | HDMI+DVI |
| RGB | 1x 12V | 1x 12V | 1x 12V | None |
| VRM | 5+3 | 5+3 | 5+3 | 4+3 |
| Price | 100−120 | 90−110 | 80−100 | 70−90 |
Which One Should You Choose?
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For Wi-Fi capability: Only the DS3H AC R2.0 includes wireless
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For standard budget builds: DS3H R2.0 offers best value
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For absolute cheapest option: B550M K (but with major limitations)
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Avoid B550M K if: You need more than 2 RAM sticks or USB-C
