AMD Radeon RX 7800 XT vs NVIDIA Quadro K5000 Comparison

The AMD Radeon RX 7800 XT and the NVIDIA Quadro K5000 occupy completely different eras of GPU design. The RX 7800 XT is a modern consumer gaming card built on a 5 nm process, while the Quadro K5000 is a professional workstation card from 2012 built on 28 nm. Benchmark data from the database shows the RX 7800 XT holds a commanding lead in every recorded test, but the Quadro K5000 still has its own profile for legacy workstation use. The following analysis draws exclusively from recorded measurements, comparing scores, architectures, and specifications.

Head-to-Head Benchmarks

The database records two direct head-to-head benchmark comparisons between these cards: Geekbench OpenCL and Geekbench Vulkan. In both tests, the AMD Radeon RX 7800 XT wins decisively. The Geekbench OpenCL score for the RX 7800 XT is 18,290, while the Quadro K5000 scores 11,418. That is a 60.2% advantage for the AMD card. This margin reflects the massive gap in raw compute throughput, as the RX 7800 XT delivers 37.32 TFLOPS of FP32 performance compared to the Quadro K5000’s 2.169 TFLOPS.

The Vulkan gap is even more pronounced. The RX 7800 XT records a Geekbench Vulkan score of 54,228, versus 11,169 for the Quadro K5000. That represents a 385.5% difference, meaning the AMD card is nearly five times faster in this specific API workload. Vulkan is a modern low-level graphics API, and the Quadro K5000 only supports Vulkan 1.2.175, whereas the RX 7800 XT supports Vulkan 1.4. The architectural advantages of RDNA 3.0, including dedicated ray tracing hardware and newer shader execution, explain why the Vulkan delta is so much larger than the OpenCL delta.

Beyond the direct head-to-head tests, the database also includes individual benchmark scores. The RX 7800 XT has a Passmark G3D score of 24,176, a Passmark GPU Compute score of 13,473, and a Passmark G2D score of 1,177. The Quadro K5000 does not have Passmark scores recorded, but its Geekbench Metal score is 6,324, which is not applicable to the AMD card since Metal is an Apple API. The RX 7800 XT also shows strong results in 3DMark Steel Nomad DX12 with 4,157 points, a test the Quadro K5000 does not appear in.

The average benchmark score across all recorded tests reinforces the hierarchy. The RX 7800 XT averages 11,627 points, while the Quadro K5000 averages 9,637. In terms of percentile ranking against all GPUs in the database, the RX 7800 XT sits at the 51st percentile, while the Quadro K5000 sits at the 46th percentile. The RX 7800 XT’s nearest rivals by average score include the NVIDIA GeForce GTX 1660 (average 11,680, delta of -0.5%), the AMD Radeon Pro 5500M (average 11,528, delta of 0.9%), and the NVIDIA Tesla K20c (average 11,479, delta of 1.3%). The Quadro K5000’s nearest rivals include the NVIDIA GeForce GTX 960M (average 9,645, delta of -0.1%) and the AMD Radeon Pro WX 2100 (average 9,653, delta of -0.2%). These rivalries show that the RX 7800 XT competes with mid-range modern GPUs, while the Quadro K5000 sits near older or lower-tier mobile parts.

The data also shows specific API-level performance for the RX 7800 XT. In Passmark DirectX 9 it scores 304, in DirectX 10 it scores 121, in DirectX 11 it scores 249, and in DirectX 12 it scores 93. Low DirectX scores may seem paradoxical given the high overall GPU compute score, but these Passmark subtests are heavily driver and API dependent. The Quadro K5000 has no recorded Passmark scores, so no direct comparison is possible for those subtests.

The Verdict

The benchmark data is unambiguous: the AMD Radeon RX 7800 XT outperforms the NVIDIA Quadro K5000 in every recorded shared test. The OpenCL lead of 60.2% and the Vulkan lead of 385.5% demonstrate that the RX 7800 XT is in a different performance class entirely. Anyone looking for modern gaming, ray tracing, or high-throughput compute should choose the RX 7800 XT based on these numbers alone.

The Quadro K5000 does have one niche: legacy professional environments. It supports OpenGL 4.6, same as the RX 7800 XT, and its Kepler architecture was designed for workstation tasks like CAD and scientific visualization. However, its 4 GB of GDDR5 memory and 172.8 GB/s bandwidth are severely limited compared to the RX 7800 XT’s 16 GB of GDDR6 and 624.1 GB/s bandwidth. The Quadro K5000 also has a much lower transistor count at 3,540 million versus 28,100 million, and it is built on a 28 nm process versus 5 nm.

For users who need a modern GPU with active production status, the RX 7800 XT is the clear choice. The Quadro K5000 is end-of-life, meaning no further driver optimizations or support are expected. If a system requires a specific Quadro feature from the Kepler generation, such as certain certified driver stacks, the K5000 may still function, but the recorded performance data shows it cannot compete with the RX 7800 XT in any compute or graphics workload measured here.

FAQ

Q: Which card has a higher average benchmark score?

A: The AMD Radeon RX 7800 XT has an average benchmark score of 11,627, while the NVIDIA Quadro K5000 averages 9,637.

Q: How much faster is the RX 7800 XT in Geekbench Vulkan?

A: The RX 7800 XT scores 54,228 compared to the Quadro K5000’s 11,169, a 385.5% difference in favor of the AMD card.

Q: Does the Quadro K5000 support DirectX 12?

A: Yes, but only at feature level 11_0. The RX 7800 XT supports DirectX 12 Ultimate (12_2).

Q: What is the memory capacity difference?

A: The RX 7800 XT has 16 GB of GDDR6 memory, while the Quadro K5000 has 4 GB of GDDR5 memory.

Q: Which card has a higher transistor density?

A: The RX 7800 XT has a transistor density of 81.2 million transistors per square millimeter, compared to 12.0 million per square millimeter for the Quadro K5000.

Q: Is the Quadro K5000 still in production?

A: No, its production status is end-of-life. The RX 7800 XT is listed as active in production.

Specification Differences

The two cards differ across nearly every recorded specification. The RX 7800 XT uses a 5 nm process node, while the Quadro K5000 uses 28 nm. Transistor counts are 28,100 million for the AMD card versus 3,540 million for the NVIDIA card. Die size is 346 mm² for the RX 7800 XT and 294 mm² for the Quadro K5000. Clock speeds show a wide gap: the RX 7800 XT has a base clock of 1295 MHz and a boost clock of 2430 MHz, while the Quadro K5000 runs at a fixed 706 MHz for both base and boost. The memory clocks are 2438 MHz (19.5 Gbps effective) for the RX 7800 XT and 1350 MHz (5.4 Gbps effective) for the Quadro K5000.

Memory capacity is 16 GB of GDDR6 for the AMD card versus 4 GB of GDDR5 for the NVIDIA card. Both use a 256-bit memory bus, but bandwidth is 624.1 GB/s for the RX 7800 XT and 172.8 GB/s for the Quadro K5000. Shading units number 3,840 on the RX 7800 XT versus 1,536 on the Quadro K5000. Texture mapping units are 240 versus 128, and raster output units are 96 versus 32. The RX 7800 XT includes 60 ray tracing cores, while the Quadro K5000 has none. Pixel rate is 233.3 GPixel/s for the AMD card and 22.59 GPixel/s for the NVIDIA card. Texture rate is 583.2 GTexel/s versus 90.37 GTexel/s. FP32 performance is 37.32 TFLOPS versus 2.169 TFLOPS.

Power requirements differ substantially. The RX 7800 XT has a TDP of 263 W and requires two 8-pin power connectors with a suggested 600 W power supply. The Quadro K5000 has a TDP of 122 W, requires a single 6-pin connector, and suggests a 300 W power supply. The bus interface is PCIe 4.0 x16 for the AMD card and PCIe 2.0 x16 for the NVIDIA card. Display outputs are 1x HDMI 2.1 and 3x DisplayPort 2.1 on the RX 7800 XT, while the Quadro K5000 offers 2x DVI and 2x DisplayPort 1.2. The RX 7800 XT supports DirectX 12 Ultimate (12_2), while the Quadro K5000 supports DirectX 12 (11_0). Both support OpenGL 4.6, but Vulkan support differs: 1.4 for the AMD card and 1.2.175 for the NVIDIA card. The RX 7800 XT measures 267 mm by 111 mm by 50 mm, while the Quadro K5000 measures 267 mm by 111 mm with no recorded width.

Architecture Differences

The architectural divide between these GPUs is generational. The AMD Radeon RX 7800 XT is built on the RDNA 3.0 architecture, using the Navi 32 chip with the codename Wheat Nas. It belongs to the Navi III (RX 7000) generation and was released on 2023-09-05. Its predecessor is Navi II and its successor is Navi IV. The Quadro K5000 uses the Kepler architecture with the GK104 chip, belongs to the Quadro Kepler (Kx000) generation, and was released on 2012-08-16. Its predecessor is Quadro Fermi and its successor is Quadro Maxwell.

The manufacturing process is a key differentiator. The RX 7800 XT uses TSMC’s 5 nm node, while the Quadro K5000 uses TSMC’s 28 nm node. This explains the vast difference in transistor density: 81.2 million transistors per square millimeter versus 12.0 million. The RX 7800 XT packs 28,100 million transistors into a 346 mm² die, while the Quadro K5000 fits 3,540 million transistors into a 294 mm² die.

The RDNA 3.0 architecture introduces hardware ray tracing via 60 dedicated RT cores, a feature entirely absent from the Kepler-based Quadro K5000. The RX 7800 XT also supports FP16 compute at a 1:1 ratio with FP32, both at 37.32 TFLOPS, whereas the Quadro K5000 has no recorded FP16 capability. The AMD card’s shading units are organized in a modern compute unit layout optimized for gaming and general compute, while the Quadro K5000’s 1,536 shading units follow the older Kepler design, which prioritized professional OpenGL workloads.

The RX 7800 XT’s memory subsystem benefits from GDDR6 with a 256-bit interface, delivering 624.1 GB/s. The Quadro K5000’s GDDR5 memory on the same 256-bit bus achieves only 172.8 GB/s. This bandwidth difference directly impacts texture-heavy and compute-heavy tasks, as reflected in the texture rate of 583.2 GTexel/s versus 90.37 GTexel/s. The pixel rate gap, 233.3 GPixel/s versus 22.59 GPixel/s, similarly shows the RX 7800 XT can fill frames far faster.

The API feature sets further illustrate the architectural gap. The RX 7800 XT supports DirectX 12 Ultimate with feature level 12_2, which includes mesh shaders, variable rate shading, and ray tracing. The Quadro K5000 only reaches DirectX 12 feature level 11_0, missing those modern features. Vulkan support on the RX 7800 XT is version 1.4, while the Quadro K5000 is limited to 1.2.175. Both cards support OpenGL 4.6, but the underlying implementations differ greatly due to the respective driver stacks and hardware designs.

The RX 7800 XT is a dual-slot card requiring two 8-pin power connectors and a 600 W power supply. The Quadro K5000 is also dual-slot but needs only one 6-pin connector and a 300 W power supply. The power draw reflects the performance differential: 263 W versus 122 W. The RX 7800 XT also uses PCIe 4.0 x16, doubling the bandwidth of the Quadro K5000’s PCIe 2.0 x16 interface, which matters for data transfer in compute workloads.

Finally, the production status and market positioning differ. The RX 7800 XT is active and current, while the Quadro K5000 is end-of-life. The RX 7800 XT’s launch MSRP is 499 USD, and the Quadro K5000’s launch MSRP is 2,499 USD. Those figures reflect different market segments at launch, but the recorded benchmark data shows the RX 7800 XT overwhelmingly outperforms the older Quadro in every measured metric. The architectural advancements in process node, transistor count, memory bandwidth, and API support make the RX 7800 XT the superior choice for any modern workload.