Radeon HD 7770 GHz Edition: Performance Analysis

Tyler Nelson

Radeon HD 7770 GHZ

The Radeon HD 7770 GHz Edition, released in 2012, is a mid-range graphics card meant to provide good performance at a reasonable price. It runs at a core clock speed of 1000 MHz, uses the Graphics Core Next architecture, and has 1 GB of GDDR5 memory. Although it was suitable for games at the time of its release, it may struggle with newer games that demand more processing power and memory. However, for gamers interested in older titles or on a tight budget, it could still be a viable option.

AMD Radeon HD 7770 GHz Edition Review

The Radeon HD 7770 GHz Edition, launched in 2012, was part of AMD’s 7000 series GPUs. It was targeted towards budget-minded gamers who wanted decent 1080p performance without breaking the bank. The card came with a factory overclock to 1GHz, hence the “GHz Edition” moniker. It used AMD’s Graphics Core Next (GCN) architecture, a significant shift from their previous VLIW architecture.


ArchitectureGraphics Core Next (GCN)
Stream Processors640
Base Clock1000 MHz
Memory1GB GDDR5
Memory Interface128-bit
Memory Bandwidth72.0 GB/s
Power Connectors1 x 6-pin


The Radeon HD 7770 GHz Edition offered respectable performance for its time and price point. It could handle most games at 1080p resolution with medium to high settings, achieving playable frame rates. The card was particularly well-suited for less demanding esports titles and older games.


  • 3DMark 11: The card scored around 4000 points in 3DMark 11’s Performance preset, a synthetic benchmark that tests DirectX 11 performance.
  • Battlefield 3: In Battlefield 3, the HD 7770 GHz Edition managed an average of 45 FPS at 1080p with high settings.
  • Skyrim: The card achieved around 35 FPS in Skyrim at 1080p with high settings.


The Radeon HD 7770 GHz Edition supported AMD’s ZeroCore Power technology, which significantly reduced power consumption when the card was idle. It also featured AMD Eyefinity technology, allowing users to connect up to three displays for an immersive gaming experience.

Value Proposition

At its launch, the Radeon HD 7770 GHz Edition was considered a good value for money. It offered a solid balance of performance and affordability, making it a popular choice for budget-conscious gamers. However, with the rapid advancements in GPU technology, the card has become outdated and is no longer recommended for new builds.


The Radeon HD 7770 GHz Edition was a budget-friendly graphics card that delivered decent performance for its time. It was a testament to AMD’s commitment to providing affordable graphics solutions for gamers. While it may not be able to handle the latest AAA titles at high settings, it still holds up well for older games and less demanding esports titles.

Key Takeaways

  • The Radeon HD 7770 GHz Edition was designed as a mid-range card in 2012 with a 1000 MHz core clock.
  • Modern games with more demanding specifications may not run optimally on this GPU.
  • The card is potentially a budget-friendly option for less intensive or older games.

Technical Specifications and Performance

The Radeon HD 7770 GHz Edition stands out for its respectable specs and its ability to run many games well. With a focus on gaming performance at an affordable price point, the card’s design centers on providing a solid gaming experience.

Hardware Architecture

AMD’s Radeon HD 7770 GHz Edition is built on the Cape Verde GPU and features the GCN architecture. This card was manufactured using TSMC’s 28 nm process technology. It has 640 stream processors, 40 texture units, and 16 render output units (ROPs). The Radeon HD 7770 is equipped with 1 GB of GDDR5 memory across a 128-bit wide memory bus.

  • Core Clock Speed: 1 GHz
  • Memory Clock Speed: 4.5 GHz effective
  • Memory Bandwidth: 72 GB/s
  • PCI Express: 3.0 interface

Benchmarking and Comparisons

When it comes to benchmarks, the Radeon HD 7770 GHz Edition delivers performance that is good for its class. It performs well in synthetic benchmarks like Heaven and understands its competition when judged against other cards from its time, such as the Nvidia GeForce GTX 560 and the GTX 550 Ti.

  • Frames per Second in Heaven benchmark: Higher than GeForce GTX 550 Ti but lower than GTX 560
  • Crysis Frame Rates: Capable for its level

Gaming Capabilities

In real-world gaming, the Radeon HD 7770 GHz Edition supports DirectX 11 and can run most games at medium to high settings at 1080p. This makes it suitable for casual gamers. The presence of Eyefinity technology allows for multi-monitor setups, elevating the gaming and productivity experience.

  • Typical Resolution: 1600×900 to 1920×1080
  • Connectivity: HDMI, DVI, and DisplayPort options
  • Memory: Usually comes with 1 GB or 2 GB GDDR5 models