AMD Radeon RX 7800 XT vs NVIDIA GeForce GTX 1080 Comparison

The NVIDIA GeForce GTX 1080 and AMD Radeon RX 7800 XT represent two very different eras of GPU design, and the benchmark data reflects that chasm clearly. While the GTX 1080 was a flagship in its day, the RX 7800 XT is a modern mid-range part that decisively outclasses it in nearly every metric. This analysis breaks down the head-to-head results, architectural shifts, and specific strengths of each card based solely on the provided data.

Head-to-Head Benchmarks

The head-to-head results are overwhelmingly one-sided. Out of ten benchmarks, the AMD Radeon RX 7800 XT wins nine, while the NVIDIA GeForce GTX 1080 manages only a single victory. That lone win, however, is a massive one. In the Geekbench OpenCL test, the GTX 1080 scores 51,204 points, which is 180% higher than the RX 7800 XT's 18,290 points. This is a striking anomaly, suggesting that in specific compute workloads that are optimized for NVIDIA's architecture, the older card retains a significant edge.

Everywhere else, the RX 7800 XT dominates. The most substantial victory for AMD comes in the 3DMark Steel Nomad DX12 test, where it scores 4,157 points against the GTX 1080's 1,560 points, a margin of 62.5%. This is a modern, demanding benchmark, and the gap there highlights the generational leap in raw performance. The pattern continues across the PassMark suite. In DirectX 11, the RX 7800 XT scores 249 versus 124, a 50.2% delta. In DirectX 12, it leads 93 to 55, a 40.9% delta. Even in the older DirectX 9 and DirectX 10 tests, the RX 7800 XT is ahead by 30.6% and 23.1%, respectively.

The compute-oriented tests also favor the newer card. The PassMark GPU Compute score for the RX 7800 XT is 13,473, compared to the GTX 1080's 7,614, a 43.5% advantage. Similarly, in the Vulkan Geekbench test, the RX 7800 XT scores 54,228 versus 30,398, a 43.9% lead. The 2D performance, measured by PassMark G2D, also goes to AMD with a score of 1,177 against 888, a 24.6% difference. The only other win for the RX 7800 XT is a 35.5% margin in the PassMark G3D test, where it scores 24,176 against 15,586. The data is clear: in gaming and general GPU workloads, the RX 7800 XT is the superior product by a wide margin.

Architecture Differences

The architectural gap between these two cards is enormous, explaining the benchmark disparities. The GTX 1080 is built on NVIDIA's Pascal architecture, utilizing the GP104 chip fabricated on TSMC's 16 nm process. It packs 7,200 million transistors on a 314 mm² die, resulting in a transistor density of 22.9M per mm². In contrast, the RX 7800 XT uses AMD's RDNA 3.0 architecture with the Navi 32 chip, manufactured on a much more advanced 5 nm process. This newer node allows for 28,100 million transistors on a 346 mm² die, achieving a density of 81.2M per mm². This is more than triple the density of the GTX 1080, which is the fundamental reason for the performance leap.

Feature support also shows the age difference. The RX 7800 XT includes 60 dedicated ray tracing cores, a feature entirely absent from the GTX 1080. It also supports DirectX 12 Ultimate (12_2), while the GTX 1080 is limited to DirectX 12 (12_1). The newer card also boasts a faster PCIe interface (4.0 x16 vs. 3.0 x16) and more modern display outputs, including DisplayPort 2.1 compared to the GTX 1080's DisplayPort 1.4a. The memory architecture is also a major differentiator. The GTX 1080 uses 8 GB of GDDR5X, while the RX 7800 XT doubles that to 16 GB of GDDR6. While both have a 256-bit bus, the RX 7800 XT's memory runs at a much higher effective speed, resulting in a bandwidth of 624.1 GB/s compared to the GTX 1080's 320.3 GB/s.

FAQ

Q: Is the AMD Radeon RX 7800 XT faster than the NVIDIA GeForce GTX 1080 in gaming?

A: Yes. In the 3DMark Steel Nomad DX12 benchmark, the RX 7800 XT scores 4,157, which is 62.5% higher than the GTX 1080's 1,560. This is a substantial lead that indicates much better modern gaming performance.

Q: Are there any strengths for the older GTX 1080?

A: Yes, in one specific area. In the Geekbench OpenCL compute benchmark, the GTX 1080 scores 51,204 points, which is 180% higher than the RX 7800 XT's 18,290 points. This suggests a significant advantage in certain compute workloads that are optimized for its architecture.

Q: How do the memory configurations differ?

A: The RX 7800 XT has 16 GB of GDDR6 memory with a bandwidth of 624.1 GB/s. The GTX 1080 has 8 GB of GDDR5X memory with a bandwidth of 320.3 GB/s. The RX 7800 XT offers double the capacity and nearly double the bandwidth.

Q: What is the transistor density advantage of the RX 7800 XT?

A: The RX 7800 XT, built on a 5 nm process, has a transistor density of 81.2M per mm². The GTX 1080, built on a 16 nm process, has a density of 22.9M per mm². This is a fundamental architectural advantage for the newer card.

Q: Does the GTX 1080 support ray tracing?

A: No. The GTX 1080 has no ray tracing cores. The RX 7800 XT, in contrast, includes 60 dedicated ray tracing cores, marking a major feature difference.

Q: Which card has a higher average benchmark score?

A: The GTX 1080 has a slightly higher average benchmark score of 11,960 compared to the RX 7800 XT's 11,627. This is due to the GTX 1080's massive OpenCL win, which inflates its average despite losing nine of the ten head-to-head tests.

Specification Differences

The two cards differ in nearly every key specification:

• Process Node: The RX 7800 XT uses a 5 nm node, versus the GTX 1080's 16 nm node.
• Transistors: The RX 7800 XT has 28,100 million, versus 7,200 million for the GTX 1080.
• Die Size: The RX 7800 XT is slightly larger at 346 mm², versus 314 mm².
• Base Clock: The GTX 1080 has a higher base clock at 1607 MHz, versus 1295 MHz.
• Boost Clock: The RX 7800 XT has a much higher boost clock at 2430 MHz, versus 1733 MHz.
• Memory Size: The RX 7800 XT has 16 GB, versus 8 GB.
• Memory Type: The RX 7800 XT uses GDDR6, versus GDDR5X.
• Memory Bandwidth: The RX 7800 XT has 624.1 GB/s, versus 320.3 GB/s.
• Shading Units: The RX 7800 XT has 3840, versus 2560.
• TMUs: The RX 7800 XT has 240, versus 160.
• ROPs: The RX 7800 XT has 96, versus 64.
• Ray Tracing Cores: The RX 7800 XT has 60, while the GTX 1080 has none.
• FP32 Performance: The RX 7800 XT is rated at 37.32 TFLOPS, versus 8.873 TFLOPS.
• TDP: The RX 7800 XT has a higher TDP of 263 W, versus 180 W.
• Power Connectors: The RX 7800 XT uses 2x 8-pin, versus 1x 8-pin.
• Suggested PSU: The RX 7800 XT recommends a 600 W PSU, versus 450 W.
• Bus Interface: The RX 7800 XT uses PCIe 4.0 x16, versus PCIe 3.0 x16.
• Display Outputs: The RX 7800 XT offers HDMI 2.1a and DisplayPort 2.1, versus HDMI 2.0 and DisplayPort 1.4a.
• DirectX Support: The RX 7800 XT supports 12 Ultimate (12_2), versus 12 (12_1).
• Width: The RX 7800 XT is 50 mm wide, versus 40 mm.

Where Each One Wins

The AMD Radeon RX 7800 XT is the clear winner for any modern gaming or general-purpose graphics workload. Its dominant lead in the 3DMark Steel Nomad DX12 test (62.5% ahead) and PassMark G3D (35.5% ahead) shows it is far more capable of handling contemporary titles. Its 16 GB of VRAM and higher bandwidth also provide a significant advantage for higher-resolution textures and future-proofing. The addition of ray tracing cores makes it the only choice for games that utilize that feature. Furthermore, its wins in DirectX 11, 12, 9, and 10 tests demonstrate consistent superiority across various API generations. It is also better equipped for compute tasks, as shown by its 43.5% lead in PassMark GPU Compute.

The NVIDIA GeForce GTX 1080's only clear win is in the Geekbench OpenCL test, where it is 180% faster. This suggests that in specific, legacy compute applications that are heavily optimized for NVIDIA's CUDA-like execution on OpenCL, the GTX 1080 could still hold an advantage. However, this is a narrow and niche scenario. Its higher base clock and lower TDP are also points in its favor, but they do not translate into real-world performance wins in the benchmark suite. The GTX 1080 is an end-of-life product, whereas the RX 7800 XT is an active product, which is a practical consideration.

The Verdict

The data dictates a straightforward verdict: the AMD Radeon RX 7800 XT is the superior graphics card in almost every meaningful way. It wins nine out of ten head-to-head benchmarks, with victory margins ranging from 23.1% to 62.5%. It offers double the memory, nearly double the bandwidth, and a massive lead in raw compute power (37.32 TFLOPS vs. 8.873 TFLOPS). For anyone building a PC for modern gaming or general use, the RX 7800 XT is the only logical choice based on performance.

The NVIDIA GeForce GTX 1080 is a relic of a previous era. Its single, albeit massive, win in Geekbench OpenCL is an outlier that does not compensate for its defeats in every other test. While it was launched with a higher MSRP of 599 USD compared to the RX 7800 XT's 499 USD, its performance is now firmly in the lower tier, sitting near the GTX 1660 in its rival list. The choice is clear: the RX 7800 XT is the card to get for its performance, while the GTX 1080 should only be considered for specific, niche compute workloads where its OpenCL advantage is relevant.