NVIDIA RTX 4500 Ada Generation vs NVIDIA RTX PRO 4500 Blackwell Server Comparison

Head-to-Head Benchmarks

The recorded database contains benchmark results for the NVIDIA RTX 4500 Ada Generation, but no comparable benchmark scores for the NVIDIA RTX PRO 4500 Blackwell Server. The Ada card has an average benchmark score of 166,094, derived from two recorded tests: Geekbench OpenCL at 160,786 and Geekbench Vulkan at 171,401. The Blackwell Server card has no recorded benchmark entries, an average score of zero, and no rival comparisons in the database.

The Ada card's percentile ranking against all GPUs is 97, placing it among the top performers in the database. Its nearest rivals include the NVIDIA RTX A5500 with an average score of 165,217 (0.5% behind), the AMD Radeon PRO W7800 at 164,894 (0.7% behind), the AMD Radeon Pro W6900X at 168,574 (1.5% ahead), and the NVIDIA A100 PCIe 40 GB at 162,504 (2.2% behind). The data shows the Ada card sits in a tight competitive cluster, with all four rivals within roughly two percent of its average score.

Because the Blackwell Server card lacks benchmark entries, no direct head-to-head comparison can be made from the recorded data. The database currently shows zero wins for each card in head-to-head testing. The absence of benchmark scores for the Blackwell Server card means its performance characteristics must be inferred from its hardware specifications rather than measured results. The Ada card's measured scores indicate strong compute performance, particularly in Vulkan workloads where it reaches 171,401, compared to 160,786 in OpenCL. This difference suggests the architecture handles the two APIs differently, with a roughly 6.6% advantage for Vulkan in the recorded measurements.

Architecture Differences

The two cards use different GPU architectures from NVIDIA. The RTX 4500 Ada Generation uses the AD103 chip based on Ada Lovelace architecture, manufactured on a 5 nm process at TSMC. The RTX PRO 4500 Blackwell Server uses the GB203 chip based on Blackwell 2.0 architecture, also on a 5 nm TSMC process. Both share the same foundry and process node, but the underlying architectures differ substantially.

Transistor counts are nearly identical: 45,900 million for the Ada chip versus 45,600 million for the Blackwell chip. Die sizes are also close, with the Ada chip at 379 mm² and the Blackwell chip at 378 mm². Transistor density measures 121.1 million per mm² for Ada and 120.6 million per mm² for Blackwell. These figures indicate the Blackwell chip packs almost the same transistor budget into a slightly smaller die, suggesting architectural efficiency improvements rather than raw scaling.

The Blackwell card belongs to the Server Blackwell generation with a predecessor listed as Server Hopper, while the Ada card belongs to the Workstation Ada generation with a predecessor of Workstation Ampere. The Ada card's successor is listed as Blackwell PRO W, and the Blackwell Server card's successor is Server Rubin. The Blackwell card has no series designation, whereas the Ada card is part of the GeForce 40-series family.

Clock speeds differ notably. The Ada card has a base clock of 2070 MHz and a boost clock of 2580 MHz. The Blackwell card has a base clock of 1215 MHz and a boost clock of 2415 MHz. The Ada card runs at significantly higher base clock, a 70% advantage, while its boost clock is 6.8% higher than the Blackwell card's boost. Memory clocks also differ: the Ada card uses 2250 MHz with 18 Gbps effective, while the Blackwell card uses 1563 MHz with 25 Gbps effective. The higher effective memory speed on the Blackwell card compensates for its lower raw clock.

The two cards serve different form factors. The Ada card is dual-slot with no power connectors and a suggested PSU of 550 W. The Blackwell card is single-slot with one 16-pin power connector and a suggested PSU of 450 W. The Ada card measures 245 mm in length and 112 mm in height, while the Blackwell card measures 267 mm in length, 111 mm in height, and 40 mm in width. The Ada card uses PCIe 4.0 x16, while the Blackwell card uses PCIe 5.0 x16.

The Ada card has four DisplayPort 1.4a outputs. The Blackwell card has no display outputs, indicating a server-oriented design without direct display connectivity. This is a fundamental architectural distinction: the Ada card is built for workstation visualization, while the Blackwell card targets compute environments where display output is unnecessary.

Where Each One Wins

Based on the recorded data, the Ada card wins in measurable benchmark performance. It has concrete scores in both OpenCL and Vulkan, while the Blackwell card has no recorded scores. The Ada card's average benchmark score of 166,094 places it in the 97th percentile among all GPUs, a strong position relative to the broader database.

The Ada card wins on raw clock speeds. Its base clock of 2070 MHz is substantially higher than the Blackwell card's 1215 MHz, and its boost clock of 2580 MHz exceeds the Blackwell card's 2415 MHz. For workloads sensitive to clock frequency, particularly those with shorter bursts of compute, the Ada card has an advantage in the recorded specifications.

The Blackwell card wins in memory capacity and bandwidth. It has 32 GB of GDDR7 memory compared to 24 GB of GDDR6 on the Ada card. The memory bus is 256 bit versus 192 bit, and bandwidth measures 800.3 GB/s versus 432.0 GB/s. The Blackwell card delivers 85% more memory bandwidth and 33% more memory capacity. This advantage matters for data-intensive workloads where memory throughput becomes the limiting factor.

The Blackwell card also wins in raw compute resources. It has 10,496 shading units versus 7,680, 328 TMUs versus 240, and 112 ROPs versus 80. Its FP32 performance is 50.70 TFLOPS versus 39.63 TFLOPS, a 27.9% advantage. FP16 performance follows the same ratio at 50.70 TFLOPS versus 39.63 TFLOPS, with both cards offering 1:1 FP16 to FP32 ratios. The Blackwell card has 82 RT cores versus 60, and 328 tensor cores versus 240.

The Blackwell card wins on power efficiency per the recorded TDP figures. It draws 165 W compared to 210 W for the Ada card, while delivering higher FP32 throughput. This results in a better compute-per-watt profile, though the Ada card requires no external power connectors while the Blackwell card requires one 16-pin connector.

The Ada card wins in display capability. It has four DisplayPort 1.4a outputs, while the Blackwell card has none. For workstation use with multiple monitors, the Ada card is the only option between the two based on the recorded data.

The Verdict

The data presents two distinct products with different design goals. The NVIDIA RTX 4500 Ada Generation is a measured, benchmarked workstation card with proven performance in the database. Its 97th percentile ranking and average score of 166,094 place it alongside strong competitors like the AMD Radeon Pro W6900X, which sits 1.5% ahead. The Ada card delivers 39.63 TFLOPS FP32, 24 GB of GDDR6 memory with 432.0 GB/s bandwidth, and four DisplayPort outputs. Its dual-slot design and 210 W TDP fit conventional workstation configurations.

The NVIDIA RTX PRO 4500 Blackwell Server is an unmeasured server product with no benchmark data. Its specifications indicate higher compute capacity: 50.70 TFLOPS FP32, 32 GB of GDDR7 memory with 800.3 GB/s bandwidth, and 82 RT cores. It uses a single-slot design with 165 W TDP and requires a 16-pin power connector. The card has no display outputs and uses PCIe 5.0 x16, indicating a server-focused deployment.

For users with measured performance requirements, the Ada card is the only one with recorded data. Its benchmark scores show it performs competitively against its nearest rivals, all within 2.2% of its average score. For users prioritizing raw compute specifications, the Blackwell card offers higher numbers in every compute category except clock speed. The choice depends on whether the workload requires display output, which only the Ada card provides, or maximum memory bandwidth and compute throughput, which favor the Blackwell card.

The Ada card is production active with a release date in August 2023. The Blackwell card is also production active with a release date in March 2026. The Ada card's predecessor is Workstation Ampere, while the Blackwell card's predecessor is Server Hopper. These lineage differences align with their respective workstation and server positioning.

FAQ

Q: Which card has higher FP32 compute performance?

A: The NVIDIA RTX PRO 4500 Blackwell Server delivers 50.70 TFLOPS FP32, compared to 39.63 TFLOPS for the NVIDIA RTX 4500 Ada Generation, a 27.9% advantage.

Q: What memory configurations do the two cards use?

A: The Ada card has 24 GB of GDDR6 memory with a 192-bit bus and 432.0 GB/s bandwidth. The Blackwell Server card has 32 GB of GDDR7 memory with a 256-bit bus and 800.3 GB/s bandwidth.

Q: Do both cards support the same graphics APIs?

A: Yes, both cards support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: Can the Blackwell Server card drive displays?

A: No, the NVIDIA RTX PRO 4500 Blackwell Server has no display outputs. The Ada card has four DisplayPort 1.4a outputs.

Q: What are the power requirements for each card?

A: The Ada card has a 210 W TDP with no power connectors and a suggested PSU of 550 W. The Blackwell Server card has a 165 W TDP with one 16-pin power connector and a suggested PSU of 450 W.

Q: Which card has a higher benchmark percentile ranking?

A: The Ada card ranks in the 97th percentile among all GPUs in the database with an average benchmark score of 166,094. The Blackwell Server card has no recorded benchmarks and a 50th percentile ranking with an average score of zero.

Specification Differences

The following specifications differ between the two cards:

• Chip: AD103 (Ada) versus GB203 (Blackwell)
• Architecture: Ada Lovelace versus Blackwell 2.0
• Generation: Workstation Ada versus Server Blackwell
• Transistors: 45,900 million versus 45,600 million
• Die Size: 379 mm² versus 378 mm²
• Transistor Density: 121.1M / mm² versus 120.6M / mm²
• Base Clock: 2070 MHz versus 1215 MHz
• Boost Clock: 2580 MHz versus 2415 MHz
• Memory Clock: 2250 MHz, 18 Gbps effective versus 1563 MHz, 25 Gbps effective
• Memory Size: 24 GB versus 32 GB
• Memory Type: GDDR6 versus GDDR7
• Memory Bus: 192 bit versus 256 bit
• Memory Bandwidth: 432.0 GB/s versus 800.3 GB/s
• Shading Units: 7680 versus 10496
• TMUs: 240 versus 328
• ROPs: 80 versus 112
• RT Cores: 60 versus 82
• Tensor Cores: 240 versus 328
• Pixel Rate: 206.4 GPixel/s versus 270.5 GPixel/s
• Texture Rate: 619.2 GTexel/s versus 792.1 GTexel/s
• FP32: 39.63 TFLOPS versus 50.70 TFLOPS
• FP16: 39.63 TFLOPS versus 50.70 TFLOPS
• TDP: 210 W versus 165 W
• Slot Width: Dual-slot versus Single-slot
• Power Connectors: None versus 1x 16-pin
• Suggested PSU: 550 W versus 450 W
• Bus Interface: PCIe 4.0 x16 versus PCIe 5.0 x16
• Display Outputs: 4x DisplayPort 1.4a versus No outputs
• Length: 245 mm versus 267 mm
• Height: 112 mm versus 111 mm
• Width: Not listed versus 40 mm
• Release Date: August 2023 versus March 2026
• Predecessor: Workstation Ampere versus Server Hopper
• Successor: Blackwell PRO W versus Server Rubin
• Series: GeForce 40-series versus not listed