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AMD Radeon RX 6750 GRE

AMD Radeon RX 6750 GRE: In-Depth Overview

The AMD Radeon RX 6750 GRE is a powerful entry in AMD's lineup of graphics cards, designed to cater to both gamers and professionals alike. In this article, we will explore its architecture, performance, and unique features while providing insights into how it stacks up against the competition.

1. Architecture and Key Features

1.1 RDNA 2 Architecture

The Radeon RX 6750 GRE is built on AMD's advanced RDNA 2 architecture, which is known for its outstanding performance per watt and gaming capabilities. This architecture brings several enhancements over its predecessor, RDNA, including improved efficiency and higher clock speeds.

1.2 Manufacturing Process

The RX 6750 GRE is manufactured using a 7nm process technology. This smaller fabrication node allows for more transistors on the GPU, leading to better performance and reduced power consumption.

1.3 Unique Features

While AMD does not have features exactly comparable to NVIDIA's RTX (real-time ray tracing) or DLSS (Deep Learning Super Sampling), it does include AMD FidelityFX Super Resolution (FSR). FSR is a spatial upscaling technology that enhances frame rates in supported games while maintaining visual fidelity. This makes the RX 6750 GRE an excellent choice for gamers looking to maximize performance.

2. Memory Specifications

2.1 Memory Type and Size

The RX 6750 GRE is equipped with 12GB of GDDR6 memory. GDDR6 is known for its high bandwidth and efficiency, making it ideal for modern gaming scenarios.

2.2 Bandwidth and Performance Impact

The memory operates on a 192-bit bus, providing a memory bandwidth of up to 384 GB/s. This substantial bandwidth ensures that the GPU can handle high-resolution textures and complex scenes without bottlenecks, significantly improving gaming performance.

2.3 Influence on Performance

With 12GB of GDDR6 memory, the RX 6750 GRE is well-suited for 1440p and even 4K gaming. The ample memory capacity allows for smoother gameplay and better performance in memory-intensive titles, which is essential for gamers who wish to push their graphics settings to the maximum.

3. Gaming Performance

3.1 Real-World Examples

When it comes to gaming performance, the RX 6750 GRE shines in various titles. Here are some average FPS benchmarks in popular games:

- Call of Duty: Warzone: 1080p – 120 FPS, 1440p – 90 FPS, 4K – 50 FPS

- Cyberpunk 2077: 1080p – 70 FPS, 1440p – 50 FPS, 4K – 30 FPS (with ray tracing disabled)

- Assassin's Creed Valhalla: 1080p – 110 FPS, 1440p – 80 FPS, 4K – 45 FPS

3.2 Resolution Support

The RX 6750 GRE handles 1080p gaming exceptionally well, providing high frame rates even in the most demanding titles. At 1440p, it still performs admirably, making it a great choice for gamers with QHD monitors. However, 4K gaming is achievable but may require some settings adjustments, particularly in graphically intensive games.

3.3 Ray Tracing Performance

While the RX 6750 GRE supports ray tracing, its performance in this area is not as strong as NVIDIA's offerings. Games that leverage ray tracing will see a drop in frame rates, but with AMD's FSR, players can boost performance while still enjoying enhanced visual effects.

4. Professional Workloads

4.1 Video Editing

For video editing, the RX 6750 GRE offers decent performance in applications such as Adobe Premiere Pro and DaVinci Resolve. The 12GB of GDDR6 memory ensures that high-resolution video projects can be handled without significant slowdowns.

4.2 3D Modeling

In 3D modeling software like Blender or Autodesk Maya, the RX 6750 GRE provides solid performance for rendering and real-time previews. While it may not match the performance of higher-end GPUs, it is more than capable for mid-tier projects.

4.3 Scientific Computing

When it comes to scientific calculations, the RX 6750 GRE supports OpenCL. While it does not natively support CUDA (a framework specific to NVIDIA), it still performs adequately for tasks that can leverage OpenCL, making it a viable option for certain computational tasks.

5. Power Consumption and Thermal Performance

5.1 TDP

The Radeon RX 6750 GRE has a Thermal Design Power (TDP) of 250 watts. This means that adequate power supply and cooling solutions are necessary to maintain optimal performance.

5.2 Cooling Recommendations

For cooling, a dual or triple-fan GPU cooler is recommended to ensure efficient thermal management. Additionally, using a well-ventilated case will help maintain lower temperatures, particularly during extended gaming sessions.

5.3 Power Supply Recommendations

A power supply of at least 650 watts is recommended for the RX 6750 GRE. Ensure that it has the necessary PCIe power connectors (8-pin or 6-pin) to support the GPU.

6. Comparison with Competitors

6.1 AMD Rivals

When compared to AMD's own RX 6700 XT, the RX 6750 GRE generally offers better performance due to its higher clock speeds and increased memory bandwidth. However, the RX 6700 XT is often available at a lower price point, making it a compelling option for budget-conscious gamers.

6.2 NVIDIA Alternatives

In terms of NVIDIA competition, the RTX 3060 Ti and RTX 3070 are direct competitors. The RX 6750 GRE can perform similarly to the RTX 3060 Ti in many titles but may fall short in ray tracing performance. The RTX 3070, on the other hand, tends to outperform the RX 6750 GRE in most scenarios, especially in ray-traced games.

7. Practical Tips for Users

7.1 Choosing a Power Supply

When selecting a power supply, consider brands known for reliability, such as Corsair or EVGA. Ensure it meets the wattage requirements and has enough PCIe connectors for the RX 6750 GRE.

7.2 Compatibility Considerations

Before purchasing, check the compatibility of the RX 6750 GRE with your motherboard and case. Ensure that your case has enough space for the card, as high-end GPUs can be quite large.

7.3 Driver Nuances

Always keep your GPU drivers updated to ensure optimal performance and compatibility with the latest games. AMD's Adrenalin software provides an easy way to manage driver updates and settings.

8. Pros and Cons of the RX 6750 GRE

8.1 Pros

- Excellent performance for 1080p and 1440p gaming

- Good memory capacity (12GB GDDR6)

- Competitive pricing for the performance offered

- Support for AMD FidelityFX Super Resolution

8.2 Cons

- Ray tracing performance lags behind NVIDIA counterparts

- Higher power consumption and TDP

- May struggle with 4K gaming in demanding titles

9. Conclusion: Who Should Consider the RX 6750 GRE?

The AMD Radeon RX 6750 GRE is an excellent choice for gamers who prioritize 1080p and 1440p gaming performance without breaking the bank. Its solid memory capacity and performance in most modern titles make it a versatile option for both gaming and creative work. However, those who require top-tier ray tracing performance or plan to game at 4K may want to explore NVIDIA's offerings.

In summary, the RX 6750 GRE is a well-rounded GPU that caters to a wide range of users, making it an attractive option for both gamers and professionals alike.

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Basic

Label Name

AMD

Platform

Desktop

Launch Date

October 2023

Model Name

Radeon RX 6750 GRE

Generation

Navi II

Base Clock

2321MHz

Boost Clock

2581MHz

Shading Units

The most fundamental processing unit is the Streaming Processor (SP), where specific instructions and tasks are executed. GPUs perform parallel computing, which means multiple SPs work simultaneously to process tasks.

2560

Transistors

17,200 million

RT Cores

Compute Units

TMUs

Texture Mapping Units (TMUs) serve as components of the GPU, which are capable of rotating, scaling, and distorting binary images, and then placing them as textures onto any plane of a given 3D model. This process is called texture mapping.

160

L1 Cache

128 KB per Array

L2 Cache

3MB

Bus Interface

PCIe 4.0 x16

Foundry

TSMC

Process Size

7 nm

Architecture

RDNA 2.0

TDP

250W

Memory Specifications

Memory Size

12GB

Memory Type

GDDR6

Memory Bus

The memory bus width refers to the number of bits of data that the video memory can transfer within a single clock cycle. The larger the bus width, the greater the amount of data that can be transmitted instantaneously, making it one of the crucial parameters of video memory. The memory bandwidth is calculated as: Memory Bandwidth = Memory Frequency x Memory Bus Width / 8. Therefore, when the memory frequencies are similar, the memory bus width will determine the size of the memory bandwidth.

192bit

Memory Clock

2250MHz

Bandwidth

Memory bandwidth refers to the data transfer rate between the graphics chip and the video memory. It is measured in bytes per second, and the formula to calculate it is: memory bandwidth = working frequency × memory bus width / 8 bits.

432.0 GB/s

Theoretical Performance

Pixel Rate

Pixel fill rate refers to the number of pixels a graphics processing unit (GPU) can render per second, measured in MPixels/s (million pixels per second) or GPixels/s (billion pixels per second). It is the most commonly used metric to evaluate the pixel processing performance of a graphics card.

165.2 GPixel/s

Texture Rate

Texture fill rate refers to the number of texture map elements (texels) that a GPU can map to pixels in a single second.

413.0 GTexel/s

FP16 (half)

An important metric for measuring GPU performance is floating-point computing capability. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable. Single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks, while double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy.

26.43 TFLOPS

FP64 (double)

An important metric for measuring GPU performance is floating-point computing capability. Double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy, while single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable.

825.9 GFLOPS

FP32 (float)

An important metric for measuring GPU performance is floating-point computing capability. Single-precision floating-point numbers (32-bit) are used for common multimedia and graphics processing tasks, while double-precision floating-point numbers (64-bit) are required for scientific computing that demands a wide numeric range and high accuracy. Half-precision floating-point numbers (16-bit) are used for applications like machine learning, where lower precision is acceptable.

13.745 TFlops

Miscellaneous

Vulkan Version

Vulkan is a cross-platform graphics and compute API by Khronos Group, offering high performance and low CPU overhead. It lets developers control the GPU directly, reduces rendering overhead, and supports multi-threading and multi-core processors.

1.3

OpenCL Version

2.1

OpenGL

4.6

DirectX

12 Ultimate (12_2)

Power Connectors

1x 6-pin + 1x 8-pin

ROPs

The Raster Operations Pipeline (ROPs) is primarily responsible for handling lighting and reflection calculations in games, as well as managing effects like anti-aliasing (AA), high resolution, smoke, and fire. The more demanding the anti-aliasing and lighting effects in a game, the higher the performance requirements for the ROPs; otherwise, it may result in a sharp drop in frame rate.

Shader Model

6.7

Suggested PSU

600W