評測：AMD RX 7900 GRE！Sapphire Nitro+風扇，散熱，價格的測試結果

評測：AMD RX 7900 GRE！Sapphire Nitro+風扇，散熱，價格的測試結果

Table of Contents

1. Introduction
2. The Odd Naming of the 7900 GR
3. Specifications and Features
4. The Pricing Debate
5. Design and Cooling Performance
6. Gaming Performance at 1440p
7. Gaming Performance at 4K
8. Ray Tracing Performance
9. Price-to-Performance Analysis
10. Conclusion

🌟 Highlights

• The 7900 GR (Golden Rabbit Edition) is a new GPU from AMD that sits between the 7800 XT and the 7900 XT.
• It features a unique naming choice that refers to the "Year of the Rabbit" in Chinese culture.
• The card offers competitive gaming performance and value for money, especially when compared to Nvidia's offerings.
• The design of the card is sleek and premium, with a focus on efficient cooling and minimal branding.
• Gaming performance at 1440p and 4K is impressive, with the card delivering smooth frame rates in a wide range of games.
• Ray tracing performance is also commendable, although Nvidia still holds the upper HAND in this aspect.
• The card's pricing, while reasonable, may face some competition from both the 7800 XT and Nvidia's 4070 Super.
• Overall, the 7900 GR is a solid choice for gamers looking for a mid-range GPU with excellent performance and value.

💡 Introduction

With the GPU market continually evolving and new releases happening frequently, AMD has brought forth the 7900 GR (Golden Rabbit Edition), a GPU that aims to offer competitive performance and value for money. Positioned between the 7800 XT and the 7900 XT, the 7900 GR comes with some unique features and specifications that make it an intriguing option for gamers.

🐇 The Odd Naming of the 7900 GR

The naming choice for the 7900 GR is an interesting one. Last year, being the "Year of the Rabbit" in Chinese culture, AMD decided to pay homage to it with this GPU edition. While some may appreciate the symbolic reference, others may find it unconventional or even off-putting. However, for the purpose of this article, we will refer to it as the 7900 GR.

📋 Specifications and Features

The 7900 GR is based on the Navi 31 architecture, similar to the 7900 XT. However, it features several cutbacks in terms of memory, bus, bandwidth, and cores. These reductions are expected given the lower price tag of $549.

One peculiar aspect of the 7900 GR's specifications is its resemblance to the 7800 XT. Both GPUs come with 16GB of GDDR6 memory on a 256-bit bus. However, the memory throughput on the 7900 GR is slightly lower at 576 GB per Second compared to 624 GB per second on the 7800 XT. Another surprising difference is the power consumption, with the 7900 GR boasting a TDP of 260 watts, which is lower than both the 7800 XT and 7900 XT.

While AMD positions the 7900 GR as a special edition card, it seems more like a slightly lower-performing version of the 7900 XT that didn't quite make the cut. The card's specifications suggest that certain aspects were an afterthought or compromised to fit into the market segment.

💸 The Pricing Debate

When the 7900 GR was launched in Asia, the converted price came out to be around $650. However, for its Western market release, the card is priced at $549. This pricing strategy makes it more competitive and appealing to consumers.

It is worth noting that the specific model of the card used in this article, the Sapphire Nitro+, commands a premium over the reference specifications, with a price of $599. While there is a slight increase in cost for this premium model, it offers improved cooling performance and design, which may be worth the extra investment.

💎 Design and Cooling Performance

Sapphire, known for their premium quality products, has designed the 7900 GR to reflect their commitment to excellence. The card has a simple and clean design, with a sleek-looking shroud and minimal branding. The standout feature is the three fans with unique and aggressive-looking fan blades that Resemble alloy wheels. These fans, combined with side ventilation and a built-in metal brace, effectively cool the card and prevent flexing and sagging.

The cooling solution used on the Sapphire RX 7900 GR includes a vapor chamber design, thick heat pipes, and a dense radiator. This powerful combination, along with the three large fans, ensures optimal cooling performance and keeps the GPU temperature at a reasonable level. Throughout our testing, the card maintained a GPU temperature of around 73°C, with a maximum of 81°C for the hot spot.

🎮 Gaming Performance at 1440p

The 7900 GR delivers impressive gaming performance at 1440p resolution. In games like "A Plague Tale: Requiem" and "Boulder's Gate 3," the 7900 GR outperforms the 7800 XT by a significant margin, showcasing its value for money. It also competes well against Nvidia's 4070 Super, offering better performance at a lower price point.

🎮 Gaming Performance at 4K

At 4K resolution, the 7900 GR maintains playable frame rates in demanding games like "Far Cry 6" and "Ratchet and Clank." While the performance may dip in some intensive areas, the overall experience is satisfactory. The 7900 GR competes closely with the 7800 XT and offers better value than Nvidia's counterparts in terms of price-to-performance ratio.

💡 Ray Tracing Performance

Ray tracing has become an essential feature in modern gaming, and the 7900 GR does not disappoint in this aspect. It delivers commendable ray tracing performance, although Nvidia still holds the upper hand with its 4070 Super. However, considering its price point, the 7900 GR offers a competitive alternative for gamers who prioritize ray tracing.

💰 Price-to-Performance Analysis

When considering price-to-performance ratios, the 7900 GR competes favorably against both AMD and Nvidia offerings. Its performance relative to its price is commendable, especially when compared to the 7800 XT. However, Nvidia's 4070 Super poses strong competition in terms of functionality and features, making the decision between the two even more challenging.

🏁 Conclusion

In conclusion, the 7900 GR provides excellent performance and value for money, positioning itself as a solid choice for mid-range gamers. While it may face some competition from both the 7800 XT and Nvidia's 4070 Super, the 7900 GR offers competitive gaming performance, impressive cooling capabilities, and a sleek design. Ultimately, the decision to purchase this GPU depends on individual needs, preferences, and budget constraints.