NVIDIA GB10 vs NVIDIA RTX PRO 4500 Blackwell Server Comparison

NVIDIA GB10 and NVIDIA RTX PRO 4500 Blackwell Server are both built on the Blackwell 2.0 architecture and belong to the Server Blackwell (Bxx) generation. Both use a 5 nm process from TSMC. The GB10 is an integrated graphics processor (IGP) with a 140 W TDP, while the RTX PRO 4500 is a single-slot add-in card with a 165 W TDP. The database contains recorded benchmark results for the GB10 but no direct head-to-head benchmark comparisons for the RTX PRO 4500, as its benchmark array is empty.

Head-to-Head Benchmarks

The recorded data shows no direct head-to-head benchmark results between the GB10 and the RTX PRO 4500. The GB10 has two benchmark entries: a Geekbench OpenCL score of 120,137 and a Geekbench Vulkan score of 114,648. Its average benchmark score sits at 117,393, placing it in the 95th percentile among all GPUs. The RTX PRO 4500 has no recorded benchmark scores, an average benchmark score of 0, and a percentile rank of 50, which reflects the absence of measured data rather than a performance verdict.

Without direct comparison scores, the nearest rivals of the GB10 provide context for its standing. The GB10 is 0.3% ahead of the NVIDIA RTX 4000 SFF Ada Generation (average score 117,088), 1.3% behind the AMD Radeon PRO W7700 (average score 118,976), 2.6% ahead of the NVIDIA Tesla V100 SXM2 16 GB (average score 114,395), and 3.0% ahead of the NVIDIA RTX A5500 Mobile (average score 113,944). These deltas indicate that the GB10 performs in a narrow band around these workstation-oriented GPUs, with its closest competitor being the RTX 4000 SFF.

The RTX PRO 4500 has no nearest rivals listed in the database, and its empty benchmark array means the recorded data cannot quantify its performance relative to the GB10. The absence of scores for the RTX PRO 4500 prevents any numerical comparison of wins or losses between the two cards. The data confirms that the GB10 is an active product with measurable results, while the RTX PRO 4500 is also active but lacks any recorded benchmark output at this time.

FAQ

Q: What is the average benchmark score of the NVIDIA GB10?

A: The GB10 has an average benchmark score of 117,393, based on a Geekbench OpenCL score of 120,137 and a Geekbench Vulkan score of 114,648.

Q: Does the NVIDIA RTX PRO 4500 Blackwell Server have any recorded benchmark scores?

A: No. The RTX PRO 4500 has an empty benchmark array, an average benchmark score of 0, and a percentile rank of 50, indicating no measured performance data in the database.

Q: How does the GB10 compare to its nearest rival, the NVIDIA RTX 4000 SFF Ada Generation?

A: The GB10 is 0.3% ahead of the RTX 4000 SFF Ada Generation, whose average score is 117,088. This is the smallest delta among the GB10's listed rivals.

Q: What is the GB10's percentile rank among all GPUs?

A: The GB10 sits in the 95th percentile among all GPUs, based on its average benchmark score of 117,393.

Q: Which GPU has a higher boost clock, the GB10 or the RTX PRO 4500?

A: The RTX PRO 4500 has a boost clock of 2415 MHz, slightly higher than the GB10's boost clock of 2418 MHz? No, the GB10 is 2418 MHz, which is higher. The RTX PRO 4500 boosts to 2415 MHz.

Q: What are the memory capacities of the GB10 and the RTX PRO 4500?

A: The GB10 has 128 GB of LPDDR5X memory, while the RTX PRO 4500 has 32 GB of GDDR7 memory. Both use a 256-bit bus width.

Architecture Differences

Both processors share the Blackwell 2.0 architecture and the same 5 nm TSMC process node, but their chip designs diverge significantly. The GB10 uses the GB20B chip with a die size of 382 mm² and an unknown transistor count. The RTX PRO 4500 uses the GB203 chip with a die size of 378 mm² and 45,600 million transistors, yielding a transistor density of 120.6 million per mm². The GB10's die is slightly larger, but its transistor count is not recorded, so density cannot be calculated for it.

The compute configurations differ substantially. The GB10 contains 6,144 shading units, 384 texture mapping units (TMUs), and 48 raster operation pipelines (ROPs). The RTX PRO 4500 has 10,496 shading units, 328 TMUs, and 112 ROPs. This means the RTX PRO 4500 has 71% more shading units and 133% more ROPs, while the GB10 has 17% more TMUs. The RTX PRO 4500 also has 82 ray tracing cores and 328 tensor cores, while the GB10 has 48 ray tracing cores and 384 tensor cores. The RTX PRO 4500 leads in ray tracing hardware, but the GB10 has more tensor cores.

The API support differs completely. The GB10 reports DirectX, OpenGL, and Vulkan support as N/A, indicating no traditional graphics API support in the recorded data. The RTX PRO 4500 supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. This positions the RTX PRO 4500 as a general-purpose graphics and compute card, while the GB10's N/A API entries suggest a more specialized role, possibly focused on compute or embedded workloads.

Pixel and texture rates reinforce the architectural split. The GB10 achieves a pixel rate of 116.1 GPixel/s and a texture rate of 928.5 GTexel/s. The RTX PRO 4500 reaches 270.5 GPixel/s and 792.1 GTexel/s. The RTX PRO 4500 delivers 133% higher pixel throughput, while the GB10 provides 17% higher texture throughput. These differences stem from the ROP and TMU counts: the RTX PRO 4500 has more ROPs, and the GB10 has more TMUs.

Specification Differences

The two cards differ across nearly every major specification field. The GB10 uses a GB20B chip, while the RTX PRO 4500 uses a GB203 chip. Their die sizes are close: 382 mm² for the GB10 and 378 mm² for the RTX PRO 4500. The RTX PRO 4500 has a recorded transistor count of 45,600 million and a density of 120.6M per mm², while the GB10's transistor count is unknown.

Clock speeds show a small gap. The GB10 has a base clock of 1665 MHz and a boost clock of 2418 MHz. The RTX PRO 4500 has a base clock of 1215 MHz and a boost clock of 2415 MHz. The GB10's base clock is 450 MHz higher, but the boost clocks are nearly identical, differing by only 3 MHz. Memory clocks differ more: the GB10 runs at 1067 MHz with 8.5 Gbps effective, while the RTX PRO 4500 runs at 1563 MHz with 25 Gbps effective.

Memory configuration is a major differentiator. The GB10 has 128 GB of LPDDR5X with a bandwidth of 273.2 GB/s. The RTX PRO 4500 has 32 GB of GDDR7 with a bandwidth of 800.3 GB/s. Both use a 256-bit bus, but the RTX PRO 4500 delivers 193% higher memory bandwidth despite having one-quarter of the capacity. The GB10's much larger memory pool suits massive datasets, while the RTX PRO 4500's bandwidth favors throughput-heavy workloads.

The power and physical specifications also diverge. The GB10 has a 140 W TDP, is classified as an IGP, requires no power connectors, and has a suggested PSU of 300 W. Its dimensions are 150 mm in length, 51 mm in height, and 150 mm in width. The RTX PRO 4500 has a 165 W TDP, is single-slot, uses one 16-pin power connector, and has a suggested PSU of 450 W. Its dimensions are 267 mm in length, 111 mm in height, and 40 mm in width. The RTX PRO 4500 is longer and taller but thinner, reflecting its add-in card design.

The GB10 has one HDMI display output, while the RTX PRO 4500 has no display outputs. Both use a PCIe 5.0 x16 bus interface. The GB10 launched on 2025-10-14 with a launch MSRP of 3,999 USD; the RTX PRO 4500 has a later release date of 2026-03-16 and no launch MSRP recorded. Both list Server Hopper as their predecessor and Server Rubin as their successor.

The Verdict

The recorded data supports different roles for each card. The GB10 is a high-memory, lower-bandwidth IGP with a 95th percentile rank and an average score of 117,393. Its 128 GB LPDDR5X pool and 273.2 GB/s bandwidth suit workloads that need large resident data sets but not extreme memory throughput. Its lack of API support in the database (DirectX, OpenGL, and Vulkan all listed as N/A) indicates a compute-focused or specialized deployment, consistent with its IGP form factor and absent power connectors.

The RTX PRO 4500 is a conventional single-slot server card with 32 GB GDDR7, 800.3 GB/s bandwidth, full API support (DirectX 12 Ultimate, OpenGL 4.6, Vulkan 1.4), and no recorded benchmarks. Its 10,496 shading units, 82 ray tracing cores, and 112 ROPs provide a much higher pixel rate of 270.5 GPixel/s and FP32 throughput of 50.70 TFLOPS, versus the GB10's 29.71 TFLOPS. The RTX PRO 4500 also has a higher TDP of 165 W and requires a 16-pin power connector, confirming its role as a dedicated, power-delivered accelerator.

The data cannot declare a winner because the RTX PRO 4500 lacks any benchmark scores. The GB10's performance is quantified, but the RTX PRO 4500's is not. What the specifications show is a clear division: the GB10 prioritizes memory capacity and tensor core count (384 vs. 328), while the RTX PRO 4500 prioritizes shading units, ROPs, memory bandwidth, and graphics API compatibility. Users who need maximum memory per card would select the GB10. Users who need rasterization throughput, ray tracing, and broad API support would select the RTX PRO 4500, assuming its unrecorded performance matches its specification advantages.

Where Each One Wins

The GB10 wins on memory capacity: 128 GB versus 32 GB. This is a 4x difference in favor of the GB10, making it suited for workloads that require very large models or datasets to reside in GPU memory. The GB10 also has more tensor cores (384 vs. 328) and more TMUs (384 vs. 328), giving it a lead in texture operations (928.5 GTexel/s vs. 792.1 GTexel/s) and potentially in tensor-heavy compute tasks. Its higher base clock (1665 MHz vs. 1215 MHz) and slightly higher boost clock (2418 MHz vs. 2415 MHz) contribute to its FP32 rate of 29.71 TFLOPS, though the RTX PRO 4500's FP32 rate is higher.

The RTX PRO 4500 wins on memory bandwidth: 800.3 GB/s versus 273.2 GB/s, a 193% advantage. This makes it better for bandwidth-bound operations such as large matrix multiplications, rendering, or simulation workloads that stream data rapidly. The RTX PRO 4500 also wins on shading units (10,496 vs. 6,144), ROPs (112 vs. 48), ray tracing cores (82 vs. 48), pixel rate (270.5 GPixel/s vs. 116.1 GPixel/s), and FP32 compute (50.70 TFLOPS vs. 29.71 TFLOPS). Its API support (DirectX 12 Ultimate, OpenGL 4.6, Vulkan 1.4) versus the GB10's N/A entries gives it a decisive advantage for any application that uses standard graphics interfaces.

The GB10's IGP form factor, 140 W TDP, and lack of power connectors mean it can be integrated into systems without dedicated power cabling, while the RTX PRO 4500 requires a 16-pin connector and a 450 W suggested PSU. The GB10 also has a display output (1x HDMI), whereas the RTX PRO 4500 has none, so the GB10 can drive a display directly while the RTX PRO 4500 cannot. The RTX PRO 4500's later release date (2026-03-16 vs. 2025-10-14) and active production status indicate a newer product, but its lack of benchmark data leaves its measured performance unknown.