NVIDIA RTX PRO 5000 72 GB Blackwell vs NVIDIA RTX PRO 6000 Blackwell Server Comparison

The NVIDIA RTX PRO 5000 72 GB Blackwell and the NVIDIA RTX PRO 6000 Blackwell Server are two professional-grade GPUs built on the same GB202 chip and TSMC 5 nm process. Both share the Blackwell 2.0 architecture, identical 92,200 million transistors, and a 750 mm² die size, making them close relatives in the lineup. However, benchmark data reveals a surprising performance inversion: the RTX PRO 5000 72 GB Blackwell posts a significantly higher 3DMark Steel Nomad DX12 score despite having fewer cores and lower theoretical throughput in several areas. This analysis breaks down the architectural, benchmark, and specification differences to help determine which card suits specific professional workloads.

FAQ

Q: Which GPU has the higher 3DMark Steel Nomad DX12 score?

A: The NVIDIA RTX PRO 5000 72 GB Blackwell scores 9579.5, while the NVIDIA RTX PRO 6000 Blackwell Server scores 5996, giving the RTX PRO 5000 a 59.8% advantage in this specific DX12 test.

Q: How does the memory configuration differ between the two cards?

A: The RTX PRO 5000 72 GB Blackwell has 72 GB of GDDR7 on a 384-bit bus with 1.34 TB/s bandwidth, whereas the RTX PRO 6000 Blackwell Server has 96 GB of GDDR7 on a 512-bit bus with 1.79 TB/s bandwidth.

Q: What is the core count difference?

A: The RTX PRO 6000 Blackwell Server has 24,064 shading units, 752 TMUs, 752 tensor cores, and 188 RT cores, while the RTX PRO 5000 72 GB Blackwell has 14,080 shading units, 440 TMUs, 440 tensor cores, and 110 RT cores.

Q: Are there any differences in power or physical dimensions?

A: The RTX PRO 5000 has a 300 W TDP and suggests a 700 W PSU, while the RTX PRO 6000 has a 600 W TDP and suggests a 1000 W PSU. Both are dual-slot cards measuring 267 mm x 111 mm x 40 mm and use a single 16-pin power connector.

Q: Which card has a higher boost clock?

A: The RTX PRO 6000 Blackwell Server boosts to 2617 MHz, compared to 2377 MHz for the RTX PRO 5000 72 GB Blackwell, despite having a lower base clock of 1590 MHz versus 1740 MHz.

Q: How do their overall benchmark averages compare?

A: The RTX PRO 5000 72 GB Blackwell has an average benchmark score of 6407 across multiple tests, while the RTX PRO 6000 Blackwell Server has an average of 5996 based on its single benchmark result.

Architecture Differences

Both cards share the same foundation: a GB202 chip built on TSMC's 5 nm process with 92,200 million transistors on a 750 mm² die, yielding a transistor density of 122.9M per mm². They also use identical GDDR7 memory at 1750 MHz (28 Gbps effective) and support the same API set: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

The architectural split comes in compute resources and clocks. The RTX PRO 6000 Blackwell Server packs 24,064 shading units, 752 TMUs, 192 ROPs, 188 RT cores, and 752 tensor cores. The RTX PRO 5000 72 GB Blackwell cuts those numbers down to 14,080 shading units, 440 TMUs, 160 ROPs, 110 RT cores, and 440 tensor cores. This makes the RTX PRO 6000 roughly 71% higher in shading units and tensor cores, and about 70% higher in RT cores.

Clock behavior differs notably. The RTX PRO 5000 has a higher base clock at 1740 MHz versus 1590 MHz, but the RTX PRO 6000 has a much higher boost clock at 2617 MHz versus 2377 MHz. This suggests the RTX PRO 6000 is designed to scale aggressively under load, while the RTX PRO 5000 maintains a steadier baseline. The RTX PRO 6000 also carries a 600 W TDP with a 1000 W suggested PSU, double the 300 W TDP and 700 W suggested PSU of the RTX PRO 5000, reflecting its larger compute array.

Memory architecture is another major split. The RTX PRO 5000 uses a 384-bit bus for 72 GB, while the RTX PRO 6000 uses a 512-bit bus for 96 GB. This gives the RTX PRO 6000 a 33% wider bus and 33.6% more memory capacity, along with a bandwidth jump from 1.34 TB/s to 1.79 TB/s.

Head-to-Head Benchmarks

The only direct benchmark comparison available is 3DMark Steel Nomad DX12, and the results are striking. The RTX PRO 5000 72 GB Blackwell scores 9579.5, while the RTX PRO 6000 Blackwell Server scores 5996. That is a 59.8% delta in favor of the RTX PRO 5000, a massive gap given the RTX PRO 6000's superior core counts and higher boost clock.

This result inverts the expected hierarchy. The RTX PRO 6000 has 71% more shading units, 71% more tensor cores, and 70% more RT cores, yet it loses decisively in this DX12 workload. The RTX PRO 5000's higher base clock (1740 MHz vs 1590 MHz) and simpler compute setup may contribute, but a 59.8% swing is too large to attribute to clocks alone. It suggests the RTX PRO 6000's larger array is not being fully utilized in this particular test, or that the RTX PRO 5000's design is better optimized for the specific rendering paths in Steel Nomad.

The RTX PRO 5000 also has additional benchmark data beyond the head-to-head. It scores 24,310 in Passmark G3D, 15,667 in Passmark GPU Compute, and smaller results in Passmark DX9 (311), DX10 (175), DX11 (219), DX12 (78), and G2D (914). The RTX PRO 6000 has no such supplementary benchmarks in the data, so its 5996 average is based solely on the Steel Nomad result. This makes the RTX PRO 5000's average benchmark score of 6407 higher than the RTX PRO 6000's 5996, though the RTX PRO 5000's average benefits from a broader test suite.

Specification Differences

The two cards diverge on nearly every compute specification. The RTX PRO 6000 Blackwell Server has 24,064 shading units versus 14,080, 752 TMUs versus 440, and 192 ROPs versus 160. RT cores go from 110 on the RTX PRO 5000 to 188 on the RTX PRO 6000, and tensor cores double from 440 to 752.

Clock speeds differ in both directions. The RTX PRO 5000 has a base clock of 1740 MHz and a boost of 2377 MHz, while the RTX PRO 6000 has a base of 1590 MHz and a boost of 2617 MHz. This means the RTX PRO 6000's boost is 240 MHz higher, but its base is 150 MHz lower.

Memory is a clear differentiator. The RTX PRO 5000 offers 72 GB on a 384-bit bus, while the RTX PRO 6000 offers 96 GB on a 512-bit bus. Bandwidth jumps from 1.34 TB/s to 1.79 TB/s. Both use GDDR7 at 1750 MHz (28 Gbps effective).

Rates and throughput follow the core counts. The RTX PRO 5000 achieves 380.3 GPixel/s pixel rate and 1,045.9 GTexel/s texture rate, while the RTX PRO 6000 reaches 502.5 GPixel/s and 1,968.0 GTexel/s. FP32 and FP16 compute are both 66.94 TFLOPS on the RTX PRO 5000, versus 126.0 TFLOPS on the RTX PRO 6000.

Power consumption scales accordingly. The RTX PRO 5000 is rated at 300 W with a 700 W suggested PSU, while the RTX PRO 6000 is rated at 600 W with a 1000 W suggested PSU. Both are dual-slot, use a single 16-pin connector, and share identical physical dimensions of 267 mm x 111 mm x 40 mm. Both also have 4x DisplayPort 2.1b outputs and PCIe 5.0 x16 interfaces.

The release timeline differs: the RTX PRO 6000 Blackwell Server launched on 2025-03-17, while the RTX PRO 5000 72 GB Blackwell launched later on 2025-10-20. The RTX PRO 6000's predecessor is Server Hopper and its successor is Server Rubin, whereas the RTX PRO 5000's predecessor is Workstation Ada and it has no listed successor.

The Verdict

The benchmark data presents a clear, if counterintuitive, verdict: the NVIDIA RTX PRO 5000 72 GB Blackwell wins the only head-to-head test by a 59.8% margin. In 3DMark Steel Nomad DX12, it scores 9579.5 against the RTX PRO 6000's 5996, and it holds a higher average benchmark score of 6407 versus 5996.

This is not a case where the lower-spec card merely edges ahead. A 59.8% lead in a DX12 workload is substantial, and it flips the expected performance hierarchy based on core counts. The RTX PRO 6000's 126.0 TFLOPS FP32 compute, 1,968.0 GTexel/s texture rate, and 1.79 TB/s bandwidth are all technically superior on paper, yet they do not translate into a higher Steel Nomad score.

For buyers prioritizing the only measured benchmark, the RTX PRO 5000 is the better performer. Its lower 300 W TDP also makes it easier to integrate into existing systems, requiring only a 700 W PSU versus 1000 W. The RTX PRO 6000's advantages in memory capacity (96 GB vs 72 GB) and bandwidth (1.79 TB/s vs 1.34 TB/s) are real but unproven in this benchmark context.

The data does not support the RTX PRO 6000 as a better choice for the tested workload. It loses decisively, and its higher power draw and larger core count do not yield a measurable benefit in the available results. The RTX PRO 5000 is the safer pick based on actual scores.

Where Each One Wins

The NVIDIA RTX PRO 5000 72 GB Blackwell wins in the only direct comparison: 3DMark Steel Nomad DX12, with a 9579.5 score versus 5996, a 59.8% advantage. It also has a higher average benchmark score of 6407 across its suite, and it wins on power efficiency, drawing 300 W versus 600 W and requiring a 700 W PSU instead of 1000 W. Its higher base clock of 1740 MHz versus 1590 MHz may contribute to its benchmark success.

The NVIDIA RTX PRO 6000 Blackwell Server wins on raw specifications that are not reflected in the benchmark. It offers 96 GB of GDDR7 memory versus 72 GB, a 512-bit bus versus 384-bit, and 1.79 TB/s bandwidth versus 1.34 TB/s. Its FP32 compute of 126.0 TFLOPS is nearly double the RTX PRO 5000's 66.94 TFLOPS, and its texture rate of 1,968.0 GTexel/s is about 88% higher. It also has more shading units (24,064 vs 14,080), more RT cores (188 vs 110), and more tensor cores (752 vs 440), plus a higher boost clock of 2617 MHz.

In practice, the RTX PRO 5000 is the winner for the measured 3DMark Steel Nomad test and for overall average benchmark performance. The RTX PRO 6000's strengths lie in memory-heavy workloads and compute-bound tasks that are not covered by the head-to-head data. If the workload involves large datasets or high-bandwidth requirements, the RTX PRO 6000's 96 GB and 1.79 TB/s could be decisive, but the available benchmarks do not demonstrate any such advantage. For the data at hand, the RTX PRO 5000 is the clear benchmark champion.