AMD Radeon PRO W7800 vs NVIDIA RTX 6000D Comparison

# NVIDIA RTX 6000D vs AMD Radeon PRO W7800

The NVIDIA RTX 6000D and AMD Radeon PRO W7800 represent two very different philosophies in professional workstation graphics. The RTX 6000D, built on the Blackwell 2.0 architecture with the GB202 chip, targets extreme compute density with 84 GB of GDDR7 memory, while the Radeon PRO W7800, using RDNA 3.0 on Navi 31, offers a more conservative 32 GB of GDDR6. Their average benchmark scores differ by roughly 19% (195,964 vs 164,894), but the real story lies in how each card handles specific workloads, their architectural trade-offs, and what the data reveals about their target users.

Where Each One Wins

The head-to-head benchmark data shows a single clear victory for the NVIDIA RTX 6000D in Geekbench OpenCL, where it scores 388,405 against the Radeon PRO W7800's 154,366. That is a massive 151.6% advantage, indicating the RTX 6000D dominates in general-purpose GPU compute tasks that stress raw parallel throughput. This is a decisive win that shapes the entire comparison.

For the Radeon PRO W7800, the wins are more subtle but still meaningful. It holds a Geekbench Vulkan score of 175,422, a test the RTX 6000D does not have a recorded result for in this dataset. Vulkan performance matters for real-time rendering, visualization, and certain scientific workloads that leverage this cross-platform API. The Radeon PRO W7800 also posts a higher boost clock (2525 MHz vs 2430 MHz) and a higher memory clock in terms of effective speed (18 Gbps vs 25 Gbps, though the RTX 6000D's GDDR7 runs faster overall). The data suggests the AMD card can hold its own in scenarios where the workload is less about sheer FP32 compute and more about balanced throughput across different API paths.

The percentile rankings reinforce this split: the RTX 6000D sits at the 98th percentile among all GPUs, while the Radeon PRO W7800 is at the 97th. Both are elite, but the RTX 6000D's higher percentile reflects its dominance in the specific OpenCL benchmark that drives its average score. The Radeon PRO W7800's nearest rivals include the NVIDIA RTX A5500 (delta -0.2%) and RTX 4500 Ada Generation (delta -0.7%), meaning it trades blows with those cards, whereas the RTX 6000D's nearest rivals include the A100 PCIe 80 GB (delta -5.4%) and Tesla V100S (delta +0.8%), placing it in a much higher performance tier.

Architecture Differences

The architectural gap between these two cards is profound. The NVIDIA RTX 6000D uses the GB202 chip on the Blackwell 2.0 architecture, fabricated on a 5 nm process at TSMC with 92,200 million transistors on a 750 mm² die. The AMD Radeon PRO W7800 uses Navi 31 on RDNA 3.0, also 5 nm TSMC, but with 57,700 million transistors on a 529 mm² die. This gives the RTX 6000D a transistor density of 122.9M per mm² versus 109.1M per mm² for the AMD card, showing NVIDIA packs more logic into each square millimeter.

The compute resources diverge sharply. The RTX 6000D has 19,968 shading units, 624 TMUs, 192 ROPs, 156 RT cores, and 624 tensor cores. The Radeon PRO W7800 counters with 4,480 shading units, 280 TMUs, 128 ROPs, and 70 RT cores, with no tensor core equivalent listed. This explains the FP32 performance gap: 97.04 TFLOPS for NVIDIA versus 45.25 TFLOPS for AMD. Interestingly, the Radeon PRO W7800 achieves 90.50 TFLOPS FP16 with a 2:1 ratio, while the RTX 6000D matches its FP32 at 97.04 TFLOPS FP16 (1:1), meaning the AMD card's FP16 advantage is halved in practice.

Memory subsystems reflect different priorities. The RTX 6000D offers 84 GB of GDDR7 on a 448-bit bus with 1.40 TB/s bandwidth, while the Radeon PRO W7800 provides 32 GB of GDDR6 on a 256-bit bus with 576.0 GB/s. The NVIDIA card's bandwidth advantage is 2.43x, which is critical for large dataset manipulation. Power requirements also differ: the RTX 6000D has a 600 W TDP with a 1000 W suggested PSU and a single 16-pin connector, while the Radeon PRO W7800 draws 260 W with a 600 W suggested PSU and dual 8-pin connectors. Physical dimensions are close (304 mm vs 280 mm length, 137 mm vs 110 mm height, both 40 mm wide), but the RTX 6000D is noticeably longer and taller.

FAQ

Q: Which card has higher raw compute performance in OpenCL?

A: The NVIDIA RTX 6000D dominates, scoring 388,405 in Geekbench OpenCL versus 154,366 for the AMD Radeon PRO W7800, a 151.6% lead. This reflects its 97.04 TFLOPS FP32 compared to 45.25 TFLOPS.

Q: Does the Radeon PRO W7800 have any benchmark advantage?

A: Yes, it holds a Geekbench Vulkan score of 175,422, while the RTX 6000D has no recorded Vulkan result in this dataset. The AMD card also boosts to 2525 MHz, higher than the RTX 6000D's 2430 MHz.

Q: How do their memory capacities compare?

A: The RTX 6000D offers 84 GB of GDDR7 on a 448-bit bus with 1.40 TB/s bandwidth. The Radeon PRO W7800 has 32 GB of GDDR6 on a 256-bit bus with 576.0 GB/s. The NVIDIA card provides 2.6x more capacity and 2.43x more bandwidth.

Q: What are the power consumption differences?

A: The RTX 6000D has a 600 W TDP and requires a 1000 W PSU with a single 16-pin connector. The Radeon PRO W7800 has a 260 W TDP, needs only a 600 W PSU, and uses dual 8-pin connectors.

Q: Which card has more shading units and ray tracing cores?

A: The RTX 6000D has 19,968 shading units and 156 RT cores. The Radeon PRO W7800 has 4,480 shading units and 70 RT cores, meaning NVIDIA offers 4.46x more shaders and 2.23x more RT cores.

Q: How do their transistor counts and die sizes compare?

A: The RTX 6000D uses 92,200 million transistors on a 750 mm² die, while the Radeon PRO W7800 uses 57,700 million on 529 mm². Both are 5 nm TSMC, but the RTX 6000D has higher transistor density (122.9M vs 109.1M per mm²).

Specification Differences

The two cards diverge in nearly every measurable specification. The RTX 6000D uses the GB202 chip with Blackwell 2.0 architecture, while the Radeon PRO W7800 uses Navi 31 with RDNA 3.0 and the codename Plum Bonito. Transistor counts differ by 34,500 million (92,200 vs 57,700 million), and die sizes by 221 mm² (750 vs 529 mm²). The RTX 6000D has a base clock of 1992 MHz versus 1895 MHz for the AMD card, but the Radeon PRO W7800 boosts higher at 2525 MHz versus 2430 MHz.

Memory is a major differentiator: 84 GB GDDR7 at 1560 MHz (25 Gbps effective) versus 32 GB GDDR6 at 2250 MHz (18 Gbps effective). Bus widths are 448-bit versus 256-bit, and bandwidth is 1.40 TB/s versus 576.0 GB/s. The RTX 6000D has 19,968 shading units, 624 TMUs, 192 ROPs, 156 RT cores, and 624 tensor cores, while the Radeon PRO W7800 has 4,480 shading units, 280 TMUs, 128 ROPs, and 70 RT cores, with no tensor core listing. Pixel rate is 466.6 GPixel/s versus 323.2 GPixel/s, and texture rate is 1,516.3 GTexel/s versus 707.0 GTexel/s.

Power and connectivity also differ: the RTX 6000D has a 600 W TDP, 1000 W suggested PSU, PCIe 5.0 x16, and 4x DisplayPort 2.1b outputs. The Radeon PRO W7800 has a 260 W TDP, 600 W suggested PSU, PCIe 4.0 x16, and 3x DisplayPort 2.1 plus 1x mini-DisplayPort 2.1. The RTX 6000D measures 304 mm by 137 mm by 40 mm, while the AMD card is 280 mm by 110 mm by 40 mm. Release dates are 2025-07-13 for NVIDIA and 2023-04-12 for AMD, with the RTX 6000D launching at a launch MSRP of 8,565 USD and the Radeon PRO W7800 at 2,499 USD.

Head-to-Head Benchmarks

The only direct head-to-head benchmark is Geekbench OpenCL, and the result is lopsided. The NVIDIA RTX 6000D scores 388,405, while the AMD Radeon PRO W7800 scores 154,366, yielding a 151.6% delta in NVIDIA's favor. This is not a marginal win; it is a doubling-plus of performance in a widely used compute benchmark. The RTX 6000D's average benchmark score of 195,964 is also higher than the Radeon PRO W7800's 164,894, though the OpenCL result inflates the NVIDIA average due to that single huge number.

The Radeon PRO W7800's Vulkan score of 175,422 is its strongest recorded result, but without a direct NVIDIA counterpart in this dataset, it cannot be compared head-to-head. The RTX 6000D's nearest rivals include the A100 PCIe 80 GB (207,124 avg, -5.4% delta) and Tesla V100S (194,415 avg, +0.8% delta), placing it in a class above. The Radeon PRO W7800's rivals are closer: RTX A5500 (165,217 avg, -0.2% delta) and RTX 4500 Ada (166,094 avg, -0.7% delta), showing it is competitive with mid-range Ada cards but far from the RTX 6000D's tier.

The wins tally is 1-0 in favor of NVIDIA, but that single win is decisive. The deltaPct of 151.6% means the RTX 6000D is more than 2.5x faster in OpenCL, a margin that dwarfs any potential advantage the Radeon PRO W7800 might hold in Vulkan or other untested workloads. The data implies that for compute-heavy tasks, the NVIDIA card is in a completely different league.

The Verdict

The data points to a clear split in target users. The NVIDIA RTX 6000D is for professionals who need maximum compute throughput, massive memory capacity, and the ability to handle datasets that far exceed 32 GB. Its 84 GB of GDDR7 and 1.40 TB/s bandwidth, combined with 97.04 TFLOPS FP32 and a 151.6% OpenCL lead, make it the choice for AI training, scientific simulation, and large-scale rendering where memory is the bottleneck. The 98th percentile ranking and its nearest rivals (A100, Tesla V100S) confirm it competes with data-center-class accelerators.

The AMD Radeon PRO W7800 is for workstation users who prioritize efficiency and balanced performance. Its 260 W TDP, lower PSU requirement, and dual 8-pin connectors make it easier to integrate into existing systems. The 175,422 Vulkan score suggests solid real-time rendering capability, and its 32 GB GDDR6 is sufficient for many professional workloads. The 97th percentile and rivals like the RTX A5500 and RTX 4500 Ada show it is a strong mid-range option, but the data does not support it matching the RTX 6000D in compute-heavy tasks.

The verdict is straightforward: choose the RTX 6000D if your work is compute-bound and memory-hungry, and the Radeon PRO W7800 if you need a lower-power card with adequate performance for visualization and moderate compute. The benchmark data overwhelmingly favors NVIDIA in OpenCL, but the AMD card's Vulkan performance and efficiency profile offer a legitimate alternative for specific use cases. The 151.6% delta in the only direct comparison is the single most important number in this analysis, and it defines the performance hierarchy between these two professional GPUs.