AMD Radeon RX 6950 XT vs NVIDIA Quadro RTX 6000 Comparison

The Radeon RX 6950 XT is the clear winner in the benchmark data recorded for this comparison, taking both head-to-head tests and posting a much higher average score. The Quadro RTX 6000 remains a specialized workstation part with a significantly higher launch MSRP, but the performance metrics from the database do not favor it against this Radeon flagship.

Head-to-Head Benchmarks

The database contains two common benchmark results for both cards, and the AMD Radeon RX 6950 XT wins both. The largest gap appears in Geekbench OpenCL, where the Radeon scores 205,998 against the Quadro’s 74,179. That is a 64% advantage for the AMD card, a massive margin that indicates a substantial difference in raw compute throughput for workloads that scale well with parallel execution.

In Geekbench Vulkan, the Radeon RX 6950 XT again leads, scoring 165,212 versus the Quadro RTX 6000’s 129,564. The delta is 21.6%, a solid but less dramatic win for the AMD card. Vulkan results often reflect driver optimization and architectural efficiency, and the data suggests the RDNA 2.0 design handles this API more effectively than the Turing-based Quadro.

The overall win count is 2 for the Radeon and 0 for the Quadro. No single benchmark in the head-to-head set favors the NVIDIA card. The average benchmark score in the database further reinforces this: the Radeon RX 6950 XT averages 58,392 across all its recorded tests, while the Quadro RTX 6000 averages 101,872. That average, however, must be interpreted carefully because the two cards have different benchmark suites recorded. The Quadro’s higher average comes from only two Geekbench entries, both of which are heavily weighted by its OpenCL and Vulkan results. The Radeon’s average includes a broader set of tests, including PassMark DirectX and compute workloads, which drag the mean down even though it wins the shared tests.

Percentile rankings also tell a nuanced story. The Quadro RTX 6000 sits at the 94th percentile among all GPUs in the database, while the Radeon RX 6950 XT sits at the 88th percentile. That seems contradictory given the head-to-head results, but the percentile is computed against different pools of recorded scores. The Quadro’s position among all GPUs is boosted by its strong workstation-oriented performance, whereas the Radeon’s broader test suite includes lower scores on legacy DirectX benchmarks that pull its percentile down.

Looking at nearest rivals for each card provides additional context. The Quadro RTX 6000’s closest competitors by average score are the AMD Radeon Pro Vega II Duo at 106,750 (4.6% ahead of the Quadro) and the AMD Radeon Pro W6600X at 107,342 (5.1% ahead). On the other side, the Quadro is 4.5% ahead of the Radeon RX 7900M and 4.9% ahead of the Radeon Pro VII. The Radeon RX 6950 XT, by contrast, has nearest rivals that are extremely close: the NVIDIA P102-100 is 0.2% behind, the Intel Arc A570M is 0.3% ahead, the AMD Radeon PRO V710 is 0.5% behind, and the AMD Radeon RX 5600 OEM is 0.5% ahead. This suggests the Radeon RX 6950 XT’s average score sits in a dense cluster of mid-to-high-end parts, whereas the Quadro’s average is more isolated.

FAQ

Q: Which GPU wins the shared benchmark tests?

A: The AMD Radeon RX 6950 XT wins both recorded head-to-head tests. It leads by 64% in Geekbench OpenCL (205,998 vs 74,179) and by 21.6% in Geekbench Vulkan (165,212 vs 129,564).

Q: How does the average benchmark score compare?

A: The NVIDIA Quadro RTX 6000 has a higher average benchmark score at 101,872, while the Radeon RX 6950 XT averages 58,392. The Quadro’s average is based on two Geekbench tests, while the Radeon’s includes PassMark and additional workloads, so the averages are not directly comparable.

Q: What are the percentile rankings for each card?

A: The Quadro RTX 6000 sits at the 94th percentile among all GPUs, and the Radeon RX 6950 XT sits at the 88th percentile. These rankings reflect each card’s position across all recorded GPUs, not just the two-way comparison.

Q: Which card has more memory bandwidth?

A: The Quadro RTX 6000 has a 384-bit memory bus with 672.0 GB/s bandwidth, while the Radeon RX 6950 XT has a 256-bit bus with 576.0 GB/s. The Quadro also has 24 GB of GDDR6 memory versus 16 GB on the Radeon.

Q: What is the transistor count and die size difference?

A: The Radeon RX 6950 XT uses 26,800 million transistors on a 520 mm² die, while the Quadro RTX 6000 uses 18,600 million transistors on a 754 mm² die. The Radeon’s process node is 7 nm versus 12 nm for the Quadro.

Q: Do both cards support the same DirectX version?

A: Yes, both list DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4 in their API support.

Architecture Differences

The two GPUs come from different architectural generations and design philosophies. The NVIDIA Quadro RTX 6000 uses the TU102 chip built on the Turing architecture, fabricated on a 12 nm process at TSMC. The die measures 754 mm² and contains 18,600 million transistors. The AMD Radeon RX 6950 XT uses the Navi 21 chip with the RDNA 2.0 architecture, also fabricated by TSMC but on a 7 nm process. Its die is smaller at 520 mm² but packs more transistors, 26,800 million, giving it a much higher transistor density of 51.5M per mm² versus 24.7M per mm² for the Quadro.

The compute configuration differs significantly. The Radeon RX 6950 XT has 5,120 shading units, 320 texture mapping units, and 128 render output units. The Quadro RTX 6000 has fewer shading units at 4,608, 288 TMUs, and 96 ROPs. However, the Quadro includes 72 ray tracing cores and 576 tensor cores, features specific to NVIDIA’s Turing architecture. The Radeon has 80 ray accelerators (listed as RT cores) but no tensor cores, as RDNA 2.0 does not include dedicated tensor hardware.

Clock speeds favor the Radeon substantially. The RX 6950 XT has a base clock of 1860 MHz, a game clock of 2100 MHz, and a boost clock of 2310 MHz. The Quadro RTX 6000’s base clock is 1440 MHz with a boost of 1770 MHz. These clocks, combined with the higher shading unit count, produce a large FP32 throughput gap: the Radeon delivers 23.65 TFLOPS versus 16.31 TFLOPS for the Quadro. The FP16 figures follow the same pattern, with the Radeon at 47.31 TFLOPS (2:1) and the Quadro at 32.62 TFLOPS (2:1).

Memory architecture also diverges. The Quadro uses a 384-bit bus with 24 GB of GDDR6 memory at 14 Gbps effective, yielding 672.0 GB/s bandwidth. The Radeon uses a 256-bit bus with 16 GB of GDDR6 at 18 Gbps effective, giving 576.0 GB/s. The Quadro’s wider bus and larger capacity are classic workstation traits, favoring large datasets and memory-intensive rendering. The Radeon’s higher effective memory speed partially compensates for the narrower bus, but it still trails in raw bandwidth.

The bus interface differs as well: the Quadro uses PCIe 3.0 x16, while the Radeon uses PCIe 4.0 x16. For most gaming and rendering workloads, PCIe 4.0 offers more headroom for data transfer, though the practical impact depends on the workload and system. The process node difference is notable: 12 nm for Turing versus 7 nm for RDNA 2.0, which explains the Radeon’s higher density and efficiency in some metrics.

Specification Differences

The recorded specifications show clear separations between the two cards. The Quadro RTX 6000 has a base clock of 1440 MHz and a boost of 1770 MHz, while the Radeon RX 6950 XT runs at 1860 MHz base, 2100 MHz game, and 2310 MHz boost. Memory capacity differs: 24 GB on the Quadro versus 16 GB on the Radeon. The memory type is identical, GDDR6, but the bus width and bandwidth differ, with the Quadro at 384-bit and 672.0 GB/s, and the Radeon at 256-bit and 576.0 GB/s.

Shading units, TMUs, and ROPs all favor the Radeon: 5,120 vs 4,608 shading units, 320 vs 288 TMUs, and 128 vs 96 ROPs. The RT core counts are close, 80 on the Radeon and 72 on the Quadro, but the Quadro adds 576 tensor cores that have no counterpart on the Radeon. Pixel rate and texture rate are higher on the Radeon: 295.7 GPixel/s and 739.2 GTexel/s versus 169.9 GPixel/s and 509.8 GTexel/s on the Quadro.

Power requirements also differ. The Quadro has a TDP of 260 W and uses a 1x 6-pin plus 1x 8-pin power connector setup, with a suggested PSU of 600 W. The Radeon has a TDP of 335 W, uses 2x 8-pin connectors, and suggests a 700 W PSU. The physical dimensions are similar in length, both 267 mm, but the Radeon is taller at 120 mm versus 111 mm, and it is a triple-slot card while the Quadro is dual-slot. The Radeon also has a width of 50 mm, which is not recorded for the Quadro.

Display outputs differ: the Quadro offers 4x DisplayPort 1.4a and 1x USB Type-C, while the Radeon offers 1x HDMI 2.1 and 2x DisplayPort 1.4a. The bus interface is PCIe 3.0 for the Quadro and PCIe 4.0 for the Radeon. Release dates are far apart: the Quadro launched in August 2018, and the Radeon in May 2022. Both are marked end-of-life, with the Quadro’s predecessor being Quadro Volta and successor Workstation Ampere, while the Radeon’s predecessor is Navi and successor is Navi III.

The Verdict

Based strictly on the recorded benchmark data, the AMD Radeon RX 6950 XT is the superior performer. It wins both head-to-head tests by margins of 64% and 21.6%, and it holds advantages in raw compute throughput, clock speeds, shading units, TMUs, ROPs, and pixel/texture rates. The FP32 and FP16 TFLOPS figures are higher on the Radeon, and it delivers more than 7 TFLOPS of additional FP32 compute. For anyone prioritizing raw performance in OpenCL and Vulkan workloads, the Radeon is the clear choice.

The Quadro RTX 6000, however, retains advantages that matter in specific professional contexts. It has 24 GB of memory, 8 GB more than the Radeon, and a wider 384-bit bus that yields higher memory bandwidth despite slower effective memory speed. It also includes 576 tensor cores, which are absent from the Radeon, making it potentially relevant for workloads that leverage tensor operations. The Quadro’s launch MSRP was 6,299 USD, while the Radeon’s was 1,099 USD, a gap that reflects their different market positioning. The Quadro also has a lower TDP at 260 W versus 335 W and uses a dual-slot design, which may be preferable in dense workstation builds.

The percentile data complicates a simple verdict. The Quadro sits at the 94th percentile versus the Radeon’s 88th, indicating that across the entire database, the Quadro ranks higher relative to all GPUs. This is likely due to its strong performance in the two Geekbench tests recorded for it, which are compute-heavy and may align with its workstation design. The Radeon’s lower percentile is dragged down by its PassMark DirectX results, which include a DirectX 9 score of 303 and a DirectX 10 score of 164, among others. These legacy tests do not reflect modern workloads but still factor into the average.

For the average user or gamer, the Radeon RX 6950 XT is the better pick based on the data. It wins the shared benchmarks, offers more compute throughput, and has a significantly lower launch MSRP. For professional users who need 24 GB of memory, tensor cores, and a wider memory bus, the Quadro RTX 6000 remains relevant, but the benchmark evidence does not show it outperforming the Radeon in any shared test.

Where Each One Wins

The Radeon RX 6950 XT wins in every recorded head-to-head benchmark. Its Geekbench OpenCL score of 205,998 is 64% higher than the Quadro’s 74,179, making it the stronger choice for compute-heavy OpenCL workloads that scale with shading units and clock speed. Its Geekbench Vulkan score of 165,212 is 21.6% higher than the Quadro’s 129,564, indicating better Vulkan API performance. The Radeon also leads in FP32 throughput at 23.65 TFLOPS versus 16.31 TFLOPS, in FP16 at 47.31 TFLOPS versus 32.62 TFLOPS, and in pixel rate at 295.7 GPixel/s versus 169.9 GPixel/s. Its higher boost clock of 2310 MHz and larger shading unit count contribute to these wins.

The Quadro RTX 6000 wins in memory capacity and bandwidth. Its 24 GB of GDDR6 memory exceeds the Radeon’s 16 GB, and its 672.0 GB/s bandwidth is higher than the Radeon’s 576.0 GB/s. This makes it better suited for datasets that exceed 16 GB or workloads that saturate a 256-bit bus. The Quadro also has 576 tensor cores, which the Radeon lacks entirely, giving it a functional advantage in applications that use tensor operations. Its lower TDP of 260 W and dual-slot design offer practical benefits for multi-GPU or space-constrained systems, and the USB Type-C output adds connectivity options not present on the Radeon.

The Radeon’s wins are decisive in raw speed, but the Quadro’s wins are in capacity and features. The data does not show any shared benchmark where the Quadro beats the Radeon, so the use-case split comes down to whether the workload values memory size and tensor cores over raw compute and API performance. The Radeon RX 6950 XT is the faster card in every measured test, while the Quadro RTX 6000 is the more specialized and memory-rich option for professional visualization and compute tasks that fit within its capabilities.