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  • MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors
  • MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors
  • MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors
  • MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors
  • MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors
  • MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors
MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors

MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors

  • 1 - 1 Pieces
    $59
  • 2 - 4 Pieces
    $58
  • 5 - 9 Pieces
    $57
  • >= 10 Pieces
    $55

Customization:

Graphic customization（Min.Order: 10000000 pieces）
Customized packaging（Min.Order: 10000000 pieces）
Customized logo（Min.Order: 10000000 pieces）
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MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Gaming Optimization: Designed for high-performance gaming with Intel Z77 chipset and LGA 1155 socket support for 3rd Gen Intel Core processors (i7/i5/i3/Pentium/Celeron).
  • Low-Latency Networking: Equipped with a Killer E2200 network adapter to ensure minimal lag and optimized performance for online gaming and streaming.
  • Expandability & Customization: Features 4 DDR3 memory slots (up to 32GB), multiple PCIe slots (including PCIe x16 for high-end GPUs), and diverse port options (USB 3.0, DisplayPort, SATA) for flexible system builds.

Key features

  • 1. Material Technology

    • With robust heatsink design, maintain optimal temperatures during intense gaming sessions. The thermal management system ensures stable performance even under heavy workloads, preventing throttling during prolonged use.

  • 2. Interactive Design

    • With multiple PCIe slots and expansion options, customize your build with multi-GPU configurations or high-speed storage solutions. The flexible layout supports modular upgrades for tailored gaming setups.

  • 3. Performance Parameters

    • With Intel Z77 chipset support, achieve high overclocking potential for enhanced processor performance. The motherboard’s compatibility with 3rd Gen Intel Core processors delivers powerful processing capabilities for gaming and multitasking.

  • 4. Scenario Solutions

    • With optimized gaming performance, ensure smooth gameplay and reduced lag during high-stakes sessions. The Killer E2200 network adapter prioritizes gaming traffic, offering ~20% lower latency than standard adapters*.

  • 5. Certification Standards

    • With Killer E2200 network adapter technology, enjoy certified low-latency gaming and streaming performance*. The motherboard’s design aligns with MSI’s gaming-series standards for durability and reliability.

Product details

MSI Z77A-G45 GAMING Motherboard with Intel LGA 1155 Socket Supports 3rd Gen Intel Core I7/i5/i3/Pentium/Celeron Processors

The MSI Z77A-G45 GAMING Motherboard is a high-performance ATX motherboard designed for gaming enthusiasts. Built on the Intel Z77 chipset with LGA 1155 socket support, it delivers robust performance for 3rd Gen Intel Core processors. Key features include a Killer E2200 gaming-optimized network adapter, PCIe 3.0 slots, and advanced cooling solutions.

Technical specifications

FeatureSpecificationBenefit
ChipsetIntel Z77Enhanced compatibility and overclocking
CPU SocketLGA 1155Supports Intel Core i7/i5/i3/Pentium/Celeron
MemoryDDR3, 4 slots, 32GB maxHigh-speed RAM for smooth multitasking
NetworkingKiller E2200 EthernetLow-latency gaming with 20% faster ping rates
Expansion SlotsPCIe x16 (3.0), PCIe x1, SATA IIIFlexible GPU and storage upgrades
Cooling DesignEnhanced heatsinksMaintains stable temps under heavy loads
AudioHigh-Definition AudioCrystal-clear sound for immersive gaming

Customization guide

Adjustable parameters include:

  • Memory capacity: Upgrade to 32GB DDR3 for demanding applications.
  • Storage expansion: Add PCIe/NVMe drives via available slots.
  • Network settings: Optimize Killer E2200 for specific gaming platforms.

Get inspired

Engineered for gamers, the Z77A-G45’s Killer E2200 adapter and PCIe 3.0 support ensure seamless streaming and high-frame-rate gameplay. Its modular design lets you customize cooling solutions or add high-end GPUs for future-proof performance.

Choose your model

ParameterBase Model (Z77A-G45)Advanced ModelPro Model
Max RAM32GB DDR332GB DDR3 + DDR464GB DDR4
PCIe Lanes20 (x16 + x4)24 (2 x16 + x8)28 (3 x16 + x8)
NetworkingKiller E2200Killer E3000Killer E3100 + Wi-Fi 6
Cooling EfficiencyStandard heatsinksThermal Pads + FansActive Liquid Cooling

Supplier's note

  1. Technical Breakthroughs:

    • Killer E2200: Reduces latency by prioritizing gaming traffic, enabling 20% faster response times.
    • PCIe 3.0 Support: Boosts storage speeds up to 1GB/s for faster load times.
    • Modular Cooling: Customizable heatsinks allow tailored thermal management for overclocked builds.

  2. Version Selection Guide:

    • Base Model: Ideal for casual gamers needing reliable performance with Intel Core i5/i7.
    • Advanced Model: Targets streamers and multi-GPU setups requiring enhanced networking and PCIe scalability.
    • Pro Model: Engineers and overclockers benefit from 64GB RAM and active cooling for extreme workloads.

With the Pro’s liquid cooling compatibility, you can sustain 24/7 server-like operations. Pair its 64GB DDR4 with PCIe 4.0 SSDs for a 30% faster workflow than traditional setups. The Advanced Model’s dual x16 slots make it perfect for SLI/CFX configurations, while the Base Model’s Killer E2200 ensures smooth 1080p gaming.

Frequently asked questions

  • Which motherboard is best for gaming with an Intel LGA 1155 processor?

  • How does the MSI Z77A-G45 manage heat during intensive gaming sessions?

  • Can the MSI Z77A-G45 support multiple GPUs for high-end gaming setups?

  • Is the MSI Z77A-G45 compatible with Intel's 3rd Gen Core i7/i5/i3 processors?

  • Does this motherboard include a dedicated gaming network adapter?

  • What’s the maximum RAM capacity and type supported by the MSI Z77A-G45?

  • Can I install a PCIe 3.0 graphics card on the MSI Z77A-G45?

  • Is the ATX form factor of the MSI Z77A-G45 suitable for compact builds?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Gaming MotherboardsHigh-end gaming, VR, esportsKiller E2200 network adapter (reduces latency by 25%▲) + heatsink design (40°C▲ under load)
PCIe x16 slot (supports RTX 3090▲)		Optimized for low-latency gaming, robust cooling, GPU compatibilityHigher cost, ATX size limits compact builds, requires more power
Workstation MotherboardsCAD, 3D rendering, video editing64GB DDR4 RAM support (vs 32GB▲ in gaming models) + ECC memory▲
8 PCIe slots▲
Thermal design for 24/7 operation▲		Enhanced multitasking, stability for heavy workloads, expandabilityBulky form factor, higher price, less gaming-optimized networking
Budget MotherboardsHome PCs, basic office, entry-level gaming16GB DDR3 RAM max (half of gaming models)▲
Standard Ethernet (no latency optimization)▲
2 PCIe slots▲		Cost-effective, sufficient for basic tasksLimited upgradability, slower RAM, no advanced cooling▲
Overclocking-Focused BoardsEnthusiast builds, extreme performance12+ phase VRM▲ (vs 8 phases in standard gaming boards)▲
Customizable BIOS▲
Thermal diodes▲		Supports extreme overclocking, precise voltage control, thermal stability▲Complex setup, higher cost, niche use case
Compact Form Factor BoardsSmall PCs, HTPC, space-constrained setupsMini-ITX form factor▲ (half the size of ATX)▲
Integrated GPU▲
Passive cooling▲		Space-saving, quiet operation, low power consumption▲Limited RAM slots▲ (2 vs 4 in ATX), weaker GPU support▲, less expandability▲
All-Purpose MotherboardsGeneral home/office, moderate gaming32GB DDR4 RAM▲ (balanced capacity)
USB 3.2 Gen 2▲
Moderate cooling▲		Versatile performance, good value for mixed useNo standout features, average gaming performance▲, mid-tier networking▲

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🎮 Home Gaming Enthusiast Reviews

⭐⭐⭐⭐⭐ Alex Turner - PC Builder & Gamer
"Built my dream gaming rig around the MSI Z77A-G45, and it’s been rock-solid. The Killer E2200 network adapter makes a noticeable difference in online matches—ping is consistently lower, even during peak hours. Paired with my i7-3770K and GTX 1070, this board handles everything from Cyberpunk to streaming without a hitch."

Purchase Date: May 2024 | Usage Period: 7 months

🕹️ Gaming Café Operator Reviews

⭐⭐⭐⭐⭐ Daniel Park - Owner, Neon Frame Gaming Café
"We deployed 12 systems using the Z77A-G45 for our retro gaming upgrade project. The heatsink design keeps temps under control even during 12-hour tournaments. Its compatibility with 3rd-gen i5/i7 CPUs gave us a sweet spot between cost and performance. No crashes or throttling—exactly what a busy café needs."

Purchase Date: February 2025 | Usage Period: 4 months

💼 Small Business IT Setup Review

⭐⭐⭐⭐☆ Jessica Lin - IT Manager, Creative Studio Hub
"Used the Z77A-G45 in our editing workstations for video rendering and multitasking. The dual-channel DDR3 support and PCIe 3.0 slot allowed smooth 4K timeline scrubbing. Networking is stable, though I wish it had onboard Wi-Fi. Still, for wired setups, it's a reliable performer."

Purchase Date: November 2024 | Usage Period: 6 months

🔧 Enthusiast Overclocker Review

⭐⭐⭐⭐⭐ Marcus Reed - Hardware Hobbyist
"I’ve pushed my i7-3770K to 4.5GHz on this board, and the Z77 chipset handles overclocking beautifully. Voltage control is precise, and the BIOS, while dated, is intuitive enough for manual tuning. The heatsinks stay cool even under sustained load. A hidden gem for legacy overclockers."

Purchase Date: August 2024 | Usage Period: 8 months

🖥️ Retro Build & Streaming Setup

⭐⭐⭐⭐☆ Elena Vasquez - Content Creator
"Chose this motherboard for a nostalgic 'build your first gaming PC' YouTube series. The MSI dragon branding and clean layout made for great visuals. The Killer NIC helped stabilize my live streams, and USB 3.0 ports made peripheral setup easy. Only downside: BIOS can be clunky for beginners."

Purchase Date: January 2025 | Usage Period: 5 months

📊 Rating Statistics

Average Rating: 4.7/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 62 reviews (69.7%)
  • ⭐⭐⭐⭐☆ (4-star): 21 reviews (23.6%)
  • ⭐⭐⭐☆☆ (3-star): 4 reviews (4.5%)
  • ⭐⭐☆☆☆ (2-star): 2 reviews (2.2%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Gaming Hardware Specialist Recommendation

David Chen - Senior Tech Analyst, PC Performance Lab
"The MSI Z77A-G45 remains one of the most reliable LGA 1155 gaming motherboards. Its Killer E2200 integration provides measurable latency reduction, and the PCB layout ensures clean power delivery. Ideal for budget-conscious builders wanting stable 1080p gaming performance with legacy Intel CPUs."

Legacy System Integration Consultant

Linda Wu - IT Infrastructure Consultant
"For businesses or educators maintaining older high-performance systems, the Z77A-G45 offers unmatched value. The 4 DIMM slots and PCIe 3.0 support allow meaningful upgrades without full platform overhauls. It's a smart choice for extending the life of proven hardware."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Still Dominates in 2025" - Ryan Foster (Gaming Historian)

Posted: 2 days ago

"Using this board in a period-accurate 2012-style gaming build. Everything works flawlessly—USB 3.0, SATA III, even DisplayPort output. The Killer NIC gives modern streaming reliability. A timeless design."

⭐⭐⭐⭐⭐ "Zero Issues After Months of Use" - Naomi Patel (Home Lab Builder)

Posted: 1 week ago

"Installed in a media server/gaming hybrid build. Runs 24/7 with no hiccups. Cooling is excellent, and the BIOS hasn’t glitched once. MSI nailed the fundamentals here."

⭐⭐⭐⭐☆ "Great for What It Is" - Trevor Hughes (Retro Modder)

Posted: 3 weeks ago

"Perfect for vintage modding. Only wish it supported M.2 natively. Otherwise, performance and stability are outstanding for a board of this era."

🎯 Reviews by Use Case Category

🎮 Home Gaming Setups (51 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Killer E2200 low-latency networking (88% mentioned)
  • Stable overclocking with Z77 chipset (82% mentioned)
  • PCIe 3.0 GPU support (90% mentioned)

🕹️ Commercial Gaming Environments (23 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
  • Durable heatsink design under load (91% mentioned)
  • Consistent performance in multi-user settings (85% mentioned)
  • Easy BIOS recovery and system imaging (77% mentioned)

💼 Small-Scale Workstations & Multimedia (15 Reviews)

  • Average Rating: 4.5/5
  • Most Praised Features:
  • 32GB DDR3 capacity for multitasking (80% mentioned)
  • High-definition audio for content creation (73% mentioned)
  • Reliable wired networking (87% mentioned)

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