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ATX motherboard, black PCB with red accents, LGA 2011-v3 socket, four DDR4 slots, four PCIe x16 slots, rear I/O shield

MSI

MSI X99A GAMING 7 Intel motherboard LGA 2011-v3 DDR4 128GB ATX

SKU CH-ZDBF-D38W8

An Intel X99 ATX motherboard for LGA 2011-v3 CPUs with four-channel DDR4 up to 128GB, four PCIe 3.0 x16 slots supporting three-way graphics, ten SATA III ports plus M.2 and SATA Express.

  • CPU Socket TypeLGA 2011-v3
  • CPU TypeIntel Core ™ i7 processors with new LGA 2011-3 slots
  • ChipsetIntel X99
  • Memory StandardSupports four-channel DDR4 2133/2200 (OC)/2400 (OC)/2600 (OC
  • Maximum Memory Supported128GB
  • PCI Slots4 PCIe 3.0 x16 slots, supporting 3-way mode - 1-way mode: x1
  • Supports up to 128GB DDR4 memory for demanding workloads
  • Four-channel DDR4 support at speeds from 2133 to 3333 MHz
  • Four PCIe 3.0 x16 slots enable multi-GPU configurations
  • Killer E2205 Gigabit LAN provides low-latency networking
  • Realtek ALC1150 delivers 7.1 channel high-definition audio

Platform foundation

The MSI X99A GAMING 7 is an Intel X99 motherboard built for the LGA 2011-v3 socket. It targets enthusiasts and workstation builders who need four-channel DDR4 memory and multi-GPU PCIe 3.0 scaling in a standard ATX layout.

Memory ceiling

Maximum supported capacity is 128 GB across four DDR4 slots. The board validates speeds from 2133 MHz up to 3333 MHz when overclocked, so the single spec that decides fit is whether your CPU and memory kit can reach the required frequency within that range.

Storage and I/O headroom

Ten SATA III ports, one SATA Express connector and one M.2 interface provide ample room for large drive arrays. Six USB 3.0 and six USB 2.0 ports handle peripheral bandwidth, while the Killer E2205 gigabit controller and Realtek ALC1150 7.1 audio cover networking and sound without extra cards.

Highlights

  • Supports up to 128GB DDR4 memory for demanding workloads
  • Four-channel DDR4 support at speeds from 2133 to 3333 MHz
  • Four PCIe 3.0 x16 slots enable multi-GPU configurations
  • Killer E2205 Gigabit LAN provides low-latency networking
  • Realtek ALC1150 delivers 7.1 channel high-definition audio

Specifications

BrandMSI
SeriesMSI X99A GAMING 7
ModelMSI X99A GAMING 7
CPU Socket TypeLGA 2011-v3
CPU TypeIntel Core ™ i7 processors with new LGA 2011-3 slots
ChipsetIntel X99
Memory StandardSupports four-channel DDR4 2133/2200 (OC)/2400 (OC)/2600 (OC)/2666 (OC)/2750 (OC)/3000 (OC)/3110 (OC)/3333 (OC) MHz memory
Maximum Memory Supported128GB
PCI Slots4 PCIe 3.0 x16 slots, supporting 3-way mode
- 1-way mode: x16/x0/x0/x0
- 2-way mode: x16/x16/x0/x0 *, 16/x8/x0/x0 **
- 3-way mode: x16/x16/x0/x8 *, x8/x8/x8/x0 **
2 PCIe 2.0 x1 slots
Limited to CPUs that support 40 PCIe channel specifications.
Limited to CPUs that support 28 PCIe channel specifications.
SATA RAID1XM.2 interface, 1xSATA Express interface, 10xSATA III interface
Audio ChipsetRealtek ALC1150 Decoder Chip
- 7.1 channel high-quality sound effects
- Supports S/PDIF output
LAN Chipset1 Killer E2205 Gigabit Network Controller *
Onboard USBIntel X99 Express Chipset
- 6 USB 3.0 ports (2 on the backplane, 4 supported through built-in USB 3.0 ports *)
- 6 USB 2.0 ports (2 on the backplane, 4 supported through built-in USB 2.0 ports)
ASMedia ASM1142 Chipset
- 2 USB 3.1 ports located on the back panel
VIA VL805
- 4 USB 3.0 ports located on the back panel
Built-in JUSB1 interface supports MSI Super Charger.

Questions about this item

What does the 128GB maximum memory mean for a build using this board?

The board supports up to 128GB of DDR4 across its four channels, so a full kit of eight 16GB modules will run at the rated speeds listed in the memory standard.

How does the Intel X99 chipset limit PCIe lane allocation on this board?

The chipset provides 40 PCIe 3.0 lanes; with a 40-lane CPU the board can run three cards at x16/x16/x8, while a 28-lane CPU drops the third slot to x0.

What clearance does the ATX form factor and LGA 2011-v3 socket require in a case?

A standard ATX case with the correct standoff pattern is needed, plus enough CPU cooler clearance for the LGA 2011-v3 mounting holes and surrounding components.

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