NVIDIA H20 vs NVIDIA RTX PRO 2000 Blackwell Comparison

Head-to-Head Benchmarks

The comparison between these two NVIDIA accelerators is fundamentally asymmetric. The database contains no direct benchmark scores for the NVIDIA H20, while the RTX PRO 2000 Blackwell has a full suite of recorded measurements. This means a direct score-by-score comparison is not possible from the recorded data. Instead, the analysis must rely on the architectural specifications and the RTX PRO 2000's performance against its own nearest rivals.

For the RTX PRO 2000 Blackwell, the recorded data shows a percentile ranking of 70 among all GPUs, with an average benchmark score of 25269. Its nearest rival, the AMD Radeon RX 6700M, posts an average score of 25633, which is 1.4% higher. The AMD Radeon Pro W5700 scores 25726, 1.8% higher, and the NVIDIA GeForce RTX 3080 Ti Mobile also scores 25740, 1.8% higher. The only rival the RTX PRO 2000 leads is the NVIDIA RTX A5000 Mobile, which scores 24763, a 2% deficit. These deltas are small, placing the RTX PRO 2000 in a tight competitive band.

In individual workloads, the RTX PRO 2000's strongest recorded result is in Geekbench Vulkan with a score of 113865, followed by Geekbench OpenCL at 106087. Passmark G3D shows 20049, while Passmark GPU Compute records 8396. Its DirectX results are far lower: Passmark DirectX 9 scores 241, DirectX 11 scores 174, DirectX 10 scores 122, and DirectX 12 scores 80. The 2D score is 1303. These numbers indicate that the card's compute-oriented performance is substantially stronger than its fixed-function DirectX throughput, which aligns with its workstation positioning.

Because the H20 has no benchmark entries, the head-to-head wins cannot be quantified. The H20 does hold a clear lead in raw compute specifications, but without measured scores, any claim of a "win" would be unsupported by the database.

Architecture Differences

The two GPUs belong to different architectures and serve different design goals. The NVIDIA H20 uses the GH100 chip based on the Hopper architecture, built on a 5 nm process at TSMC. The RTX PRO 2000 Blackwell uses the GB206 chip based on Blackwell 2.0, also on a 5 nm TSMC process. The transistor counts diverge sharply: the H20 packs 80,000 million transistors on an 814 mm² die, yielding a density of 98.3M transistors per mm². The RTX PRO 2000 has 21,900 million transistors on a 181 mm² die, with a higher density of 121.0M per mm².

The H20 is a server-oriented SXM module with no display outputs. The RTX PRO 2000 is a dual-slot workstation card with four mini-DisplayPort 2.1b outputs. This difference in form factor reflects their intended deployment contexts. The H20 has no API support listed for DirectX, OpenGL, or Vulkan, while the RTX PRO 2000 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Shading unit counts differ by more than a factor of two. The H20 has 9984 shading units, 312 TMUs, and 24 ROPs. The RTX PRO 2000 has 4352 shading units, 136 TMUs, and 48 ROPs. The H20 has 312 tensor cores, while the RTX PRO 2000 has 136 tensor cores, plus 34 dedicated ray tracing cores that the H20 does not list. The pixel rate favors the RTX PRO 2000 at 93.94 GPixel/s versus the H20's 47.52 GPixel/s. The texture rate favors the H20 at 617.8 GTexel/s versus 266.2 GTexel/s.

Memory architecture is another fundamental split. The H20 uses 96 GB of HBM3 on a 6144-bit bus, delivering 4.03 TB/s of bandwidth. The RTX PRO 2000 uses 16 GB of GDDR7 on a 128-bit bus, delivering 288.0 GB/s. Clock speeds also differ: the H20 runs at a base of 1830 MHz and boost of 1980 MHz, while the RTX PRO 2000 has a lower base of 982 MHz but a similar boost of 1957 MHz. Memory clocks differ as well, with the H20 at 1313 MHz (5.3 Gbps effective) and the RTX PRO 2000 at 1125 MHz (18 Gbps effective).

Where Each One Wins

Based on the recorded specifications, the H20 wins clearly in compute throughput. Its FP32 performance is 39.54 TFLOPS, more than double the RTX PRO 2000's 17.03 TFLOPS. Its FP16 performance is 79.07 TFLOPS (2:1), while the RTX PRO 2000 delivers 17.03 TFLOPS (1:1). The H20 also dominates in memory capacity and bandwidth, with 96 GB versus 16 GB and 4.03 TB/s versus 288.0 GB/s. The H20's texture rate is also far higher at 617.8 GTexel/s.

The RTX PRO 2000 wins in several specific areas. Its pixel rate of 93.94 GPixel/s is nearly double the H20's 47.52 GPixel/s. It has twice the ROP count, 48 versus 24. It is the only one of the two with ray tracing cores, display outputs, and a full API stack. Its power draw is dramatically lower: 70 W versus 500 W, with a suggested PSU of 250 W versus 900 W. Its slot width is dual-slot rather than an SXM module, and it uses no external power connectors.

The RTX PRO 2000 also has the only recorded benchmark data. Its percentile rank of 70 places it above the H20's percentile rank of 50, though the H20 has no average benchmark score to compare directly. The H20's average benchmark score is recorded as 0, which reflects a lack of data rather than a literal performance result.

Specification Differences

The two cards differ in nearly every measurable specification. The chip, architecture, and generation are distinct: GH100 with Hopper versus GB206 with Blackwell 2.0. The transistor count is 80,000 million versus 21,900 million. Die size is 814 mm² versus 181 mm². Transistor density is 98.3M per mm² versus 121.0M per mm².

Base clocks are 1830 MHz versus 982 MHz, while boost clocks are 1980 MHz versus 1957 MHz. Memory clocks are 1313 MHz versus 1125 MHz. Memory size is 96 GB versus 16 GB, type is HBM3 versus GDDR7, bus width is 6144 bit versus 128 bit, and bandwidth is 4.03 TB/s versus 288.0 GB/s.

Shading units are 9984 versus 4352, TMUs are 312 versus 136, ROPs are 24 versus 48. Tensor cores are 312 versus 136, with the RTX PRO 2000 adding 34 RT cores. Pixel rate is 47.52 GPixel/s versus 93.94 GPixel/s. Texture rate is 617.8 GTexel/s versus 266.2 GTexel/s. FP32 is 39.54 TFLOPS versus 17.03 TFLOPS. FP16 is 79.07 TFLOPS versus 17.03 TFLOPS.

TDP is 500 W versus 70 W. Slot width is SXM Module versus dual-slot. Power connectors are listed as null for the H20 versus none for the RTX PRO 2000. Suggested PSU is 900 W versus 250 W. Bus interface is PCIe 5.0 x16 versus PCIe 5.0 x8. Display outputs are none versus 4x mini-DisplayPort 2.1b. The H20 has no API support listed, while the RTX PRO 2000 supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. Dimensions are not listed for the H20, while the RTX PRO 2000 measures 167 mm in length, 69 mm in height, and 20 mm in width.

The release dates differ substantially: the H20 was released on 2024-01-31, while the RTX PRO 2000 was released on 2025-08-10. The H20's predecessor is Server Ada and its successor is Server Blackwell. The RTX PRO 2000's predecessor is Workstation Ada and it has no successor listed.

FAQ

Q: Which GPU has higher FP32 compute?

A: The NVIDIA H20 delivers 39.54 TFLOPS of FP32 performance, which is more than double the RTX PRO 2000's 17.03 TFLOPS.

Q: Does the RTX PRO 2000 support ray tracing?

A: Yes, the RTX PRO 2000 has 34 dedicated ray tracing cores. The H20 does not list any RT cores in its specifications.

Q: What is the memory bandwidth difference?

A: The H20 has 4.03 TB/s of bandwidth from 96 GB of HBM3 on a 6144-bit bus. The RTX PRO 2000 has 288.0 GB/s from 16 GB of GDDR7 on a 128-bit bus.

Q: Which card has a higher pixel rate?

A: The RTX PRO 2000 has a pixel rate of 93.94 GPixel/s, nearly double the H20's 47.52 GPixel/s, despite having far fewer shading units.

Q: How does the RTX PRO 2000 compare to its nearest rivals?

A: Its average benchmark score of 25269 is 1.4% below the AMD Radeon RX 6700M (25633), 1.8% below the AMD Radeon Pro W5700 (25726), 1.8% below the NVIDIA GeForce RTX 3080 Ti Mobile (25740), and 2% above the NVIDIA RTX A5000 Mobile (24763).

Q: Which card can connect to displays?

A: Only the RTX PRO 2000 has display outputs, offering 4x mini-DisplayPort 2.1b. The H20 has no display outputs and is designed as a server SXM module.

The Verdict

The data paints a clear picture of two GPUs built for entirely different purposes. The NVIDIA H20 is a massive server accelerator with 80,000 million transistors, 96 GB of HBM3, 4.03 TB/s of bandwidth, and 39.54 TFLOPS of FP32 compute. It has no display outputs, no API support listed, and a 500 W power draw. Its percentile rank of 50 with no benchmark scores means the database has no measured performance data for it.

The NVIDIA RTX PRO 2000 Blackwell is a compact workstation card with 21,900 million transistors, 16 GB of GDDR7, 288.0 GB/s of bandwidth, and 17.03 TFLOPS of FP32 compute. It has display outputs, full API support, ray tracing cores, and a 70 W power draw. Its percentile rank of 70 and average benchmark score of 25269 place it in a tight competitive band around its nearest rivals, slightly behind the AMD Radeon RX 6700M but slightly ahead of the NVIDIA RTX A5000 Mobile.

For workloads requiring maximum memory capacity, memory bandwidth, and raw FP32 or FP16 compute, the H20's specifications are decisively superior. For workloads requiring display output, ray tracing, API compatibility, lower power consumption, and a smaller physical footprint, the RTX PRO 2000 is the only viable option between the two. The RTX PRO 2000 also has the advantage of recorded benchmark data, which allows for direct comparison against other workstation and mobile GPUs. The H20's lack of benchmark data means its real-world performance cannot be validated from the database, despite its commanding specification sheet.

The choice between them is not a matter of one being better overall. It is a matter of matching the hardware to the deployment context: a server environment with no display needs versus a workstation environment with full graphics and compute requirements. The recorded data supports the RTX PRO 2000 for any task involving rendering, ray tracing, or general graphics API workloads, while the H20's specifications support it for massive parallel compute and memory-bound server tasks.