NVIDIA RTX PRO 6000D Blackwell Max-Q vs NVIDIA Rubin GPU Comparison

Head-to-Head Benchmarks

The recorded database contains no shared benchmark results between the NVIDIA RTX PRO 6000D Blackwell Max-Q and the NVIDIA Rubin GPU. The RTX PRO 6000D Blackwell Max-Q has a single measured 3DMark Steel Nomad DX12 score of 11,088, placing it at the 50th percentile among all GPUs. The Rubin GPU has no benchmark scores recorded, and no head-to-head test results exist in the database.

The RTX PRO 6000D Blackwell Max-Q’s nearest rivals in the database are revealing. It scores essentially identically to the AMD Radeon RX 550, which averages 11,075, a delta of 0.1% in favor of the RTX PRO card. The NVIDIA GeForce GTX 1650 SUPER averages 11,047, putting the RTX PRO 6000D Blackwell Max-Q 0.4% ahead. The AMD FirePro W4300 averages 11,225, meaning the RTX PRO card trails that workstation part by 1.2%. These deltas are all within a narrow band, indicating that in this specific DX12 test, the RTX PRO 6000D Blackwell Max-Q performs at a level comparable to entry-level consumer and older workstation GPUs.

For the Rubin GPU, the absence of any benchmark data means no comparative wins or losses can be established. The database lists its average benchmark score as 0 and its percentile as 50, but with no tests recorded, these figures carry no interpretive weight. The only meaningful comparison comes from the specification sheet, which shows the Rubin GPU targeting a fundamentally different compute class.

Because the head-to-head benchmark array is empty, the analysis rests on architectural and specification differences rather than measured performance deltas. The RTX PRO 6000D Blackwell Max-Q delivers a workstation-oriented feature set with display outputs and a modest power envelope, while the Rubin GPU is a server accelerator with no display support and vastly larger memory and bandwidth figures.

FAQ

Q: Which GPU has a higher FP32 compute throughput?

A: The NVIDIA Rubin GPU delivers 130.0 TFLOPS of FP32 performance, which is 19.9 TFLOPS higher than the RTX PRO 6000D Blackwell Max-Q’s 110.1 TFLOPS. The Rubin GPU also doubles its FP16 throughput to 260.0 TFLOPS, while the RTX PRO card maintains a 1:1 ratio at 110.1 TFLOPS for FP16.

Q: How do the memory subsystems compare?

A: The RTX PRO 6000D Blackwell Max-Q uses 96 GB of GDDR7 on a 512-bit bus with 1.79 TB/s bandwidth. The Rubin GPU uses 288 GB of HBM4 on a 16,384-bit bus with 22.1 TB/s bandwidth. The Rubin GPU offers three times the capacity and over twelve times the bandwidth.

Q: What process nodes are used?

A: The RTX PRO 6000D Blackwell Max-Q is fabricated on a 5 nm process at TSMC, with 92,200 million transistors on a 750 mm² die. The Rubin GPU uses a 3 nm process at TSMC, with 336,000 million transistors on a 1,456 mm² die. The Rubin GPU’s transistor density is 230.8M per mm² versus 122.9M per mm² for the RTX PRO card.

Q: Does the Rubin GPU support display outputs?

A: No. The Rubin GPU has no display outputs, while the RTX PRO 6000D Blackwell Max-Q includes 4x DisplayPort 2.1b. The Rubin GPU is a server module with an SXM form factor, whereas the RTX PRO card is a dual-slot PCIe 5.0 x16 board.

Q: What is the power requirement difference?

A: The RTX PRO 6000D Blackwell Max-Q has a TDP of 300 W and a suggested PSU of 700 W. The Rubin GPU has a TDP of 2,300 W and a suggested PSU of 2,700 W. The Rubin GPU consumes nearly eight times the power of the RTX PRO card.

Q: Which GPU has higher pixel and texture rates?

A: The RTX PRO 6000D Blackwell Max-Q delivers 439.3 GPixel/s and 1,720.6 GTexel/s. The Rubin GPU delivers 54.41 GPixel/s and 2,031.2 GTexel/s. The RTX PRO card has a far higher pixel rate, while the Rubin GPU has a higher texture rate.

Architecture Differences

The two GPUs belong to entirely different architectural families. The RTX PRO 6000D Blackwell Max-Q uses the GB202 chip with Blackwell 2.0 architecture, part of the Blackwell PRO W (x000) generation. The Rubin GPU uses the GR100 chip with Rubin architecture, part of the Server Rubin (Rxx) generation. These are not iterative upgrades of the same design but separate product lines aimed at different workloads.

The process node difference is substantial. The RTX PRO card uses a 5 nm TSMC process, while the Rubin GPU uses a 3 nm TSMC process. Transistor counts scale accordingly: the Rubin GPU packs 336,000 million transistors versus 92,200 million for the RTX PRO card. Die size also differs dramatically, with the Rubin GPU at 1,456 mm² compared to 750 mm². The Rubin GPU’s transistor density of 230.8M per mm² exceeds the RTX PRO card’s 122.9M per mm², reflecting the denser 3 nm node.

The RTX PRO 6000D Blackwell Max-Q has 24,064 shading units, 752 TMUs, 192 ROPs, 188 RT cores, and 752 tensor cores. The Rubin GPU has 28,672 shading units, 896 TMUs, only 24 ROPs, no listed RT core count, and 896 tensor cores. The Rubin GPU’s low ROP count and absent RT core specification indicate a design optimized for compute and tensor workloads rather than graphics rasterization. The RTX PRO card’s high ROP count and explicit RT core count align with its workstation graphics role.

Memory architecture differs fundamentally. The RTX PRO card uses GDDR7 with a 512-bit bus, while the Rubin GPU uses HBM4 with a 16,384-bit bus. The Rubin GPU’s memory clock is 2,695 MHz with 10.8 Gbps effective, while the RTX PRO card runs at 1,750 MHz with 28 Gbps effective. Despite the lower effective data rate, the Rubin GPU’s massively wider bus yields 22.1 TB/s bandwidth versus 1.79 TB/s.

API support diverges completely. The RTX PRO 6000D Blackwell Max-Q supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The Rubin GPU reports N/A for DirectX, OpenGL, and Vulkan, confirming it is not designed for client-side graphics APIs. The Rubin GPU uses PCIe 6.0 x16, while the RTX PRO card uses PCIe 5.0 x16.

Specification Differences

The recording shows several direct specification differences between the two GPUs.

The RTX PRO 6000D Blackwell Max-Q has a base clock of 1,590 MHz and a boost clock of 2,288 MHz. The Rubin GPU has a base clock of 700 MHz and a boost clock of 2,267 MHz. The Rubin GPU’s lower base clock suggests a design tuned for sustained server workloads, while its boost clock is nearly identical to the RTX PRO card’s.

Memory size differs by a factor of three: 96 GB on the RTX PRO card versus 288 GB on the Rubin GPU. Memory type also differs, with GDDR7 on the RTX PRO card and HBM4 on the Rubin GPU. The bus width is 512 bits versus 16,384 bits, and bandwidth is 1.79 TB/s versus 22.1 TB/s.

The RTX PRO card has 4x DisplayPort 2.1b outputs, while the Rubin GPU has none. The RTX PRO card is a dual-slot PCIe 5.0 x16 board with dimensions of 267 mm length, 111 mm height, and 40 mm width. The Rubin GPU is an SXM module with no recorded dimensions.

Power figures diverge sharply: the RTX PRO card has a TDP of 300 W and a suggested PSU of 700 W, while the Rubin GPU has a TDP of 2,300 W and a suggested PSU of 2,700 W. The RTX PRO card uses a single 16-pin power connector, while the Rubin GPU has no listed power connectors, consistent with an SXM module powered through its socket.

The RTX PRO card’s launch MSRP is 8,565 USD. The Rubin GPU has no launch MSRP recorded.

Production status for both is listed as Active. The RTX PRO card was released on 2025-03-17, while the Rubin GPU’s release date is 2025-12-31. Predecessors differ as well: the RTX PRO card succeeds Workstation Ada, while the Rubin GPU succeeds Server Blackwell.

The Verdict

The data indicates that these two GPUs serve entirely different markets and cannot be substituted for one another. The RTX PRO 6000D Blackwell Max-Q is a workstation graphics card with display outputs, graphics API support, and a 300 W power envelope. The Rubin GPU is a server accelerator with no display outputs, no graphics APIs, and a 2,300 W power envelope.

Benchmark results favor neither side because no shared tests exist. The RTX PRO card’s sole recorded score of 11,088 in 3DMark Steel Nomad DX12 places it at the 50th percentile, but this test is meaningless for the Rubin GPU, which has no graphics API support. The Rubin GPU’s compute-oriented design, with 130.0 TFLOPS FP32 and 260.0 TFLOPS FP16, is not evaluated by the same metric.

The RTX PRO 6000D Blackwell Max-Q should be selected by users requiring a dual-slot PCIe card with display outputs, DirectX 12 Ultimate support, and a standard 16-pin power connection. Its 96 GB of GDDR7 memory and 1.79 TB/s bandwidth suit large workstation datasets, while its 300 W TDP fits conventional desktop power supplies.

The Rubin GPU should be selected by data center operators needing massive memory capacity and bandwidth. Its 288 GB of HBM4 and 22.1 TB/s bandwidth dwarf the RTX PRO card’s figures, and its 2,031.2 GTexel/s texture rate exceeds the RTX PRO card’s 1,720.6 GTexel/s. The Rubin GPU’s 3 nm process, 336,000 million transistors, and PCIe 6.0 interface target server workloads that the RTX PRO card cannot handle.

The RTX PRO card wins on pixel rate, 439.3 GPixel/s versus 54.41 GPixel/s, and on graphics API compatibility. The Rubin GPU wins on raw compute, memory capacity, memory bandwidth, and transistor density. Neither product addresses the other’s use case.

Where Each One Wins

The RTX PRO 6000D Blackwell Max-Q wins in scenarios requiring graphics output. Its 4x DisplayPort 2.1b outputs and support for DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 make it suitable for professional visualization, rendering, and CAD workloads. Its 192 ROPs and 439.3 GPixel/s pixel rate indicate strong rasterization throughput. The 300 W TDP and 700 W suggested PSU allow deployment in standard workstations.

The Rubin GPU wins in server-side compute scenarios. Its 130.0 TFLOPS FP32 and 260.0 TFLOPS FP16 throughput exceed the RTX PRO card’s 110.1 TFLOPS in both precisions. The 288 GB HBM4 memory with 22.1 TB/s bandwidth provides capacity and speed for large-scale AI training and inference. The 896 tensor cores match the RTX PRO card’s tensor core count but operate with a wider memory interface.

The RTX PRO card wins on power efficiency per the recorded figures. At 300 W versus 2,300 W, the RTX PRO card delivers 110.1 TFLOPS FP32 at roughly one-eighth the power draw. However, the Rubin GPU’s 130.0 TFLOPS FP32 is only 18% higher despite the massive power increase, indicating the Rubin GPU prioritizes absolute throughput over efficiency.

The Rubin GPU wins on memory bandwidth by a wide margin. Its 22.1 TB/s is more than twelve times the RTX PRO card’s 1.79 TB/s. This advantage is critical for memory-bound workloads such as large model training. The RTX PRO card’s 28 Gbps effective memory speed is higher per pin, but the Rubin GPU’s 16,384-bit bus overwhelms that advantage.

The RTX PRO card wins in physical deployment flexibility. Its 267 mm length, dual-slot width, and PCIe 5.0 x16 interface allow installation in standard workstation chassis. The Rubin GPU’s SXM module form factor and 2,700 W suggested PSU restrict it to specialized server platforms.

The Rubin GPU wins on future-proofing in the server segment. Its PCIe 6.0 x16 interface is two generations ahead of the RTX PRO card’s PCIe 5.0 x16. Its 3 nm process and 336,000 million transistors represent a more advanced manufacturing generation. The RTX PRO card’s 5 nm process and 92,200 million transistors are older and smaller, but its workstation feature set remains current for graphics-focused tasks.