NVIDIA RTX 4000 SFF Ada Generation vs NVIDIA RTX 4500 Ada Generation Comparison

The NVIDIA RTX 4500 Ada Generation is decisively the faster card in direct comparison, winning both benchmark disciplines by substantial margins. The data shows a clear performance hierarchy, with the RTX 4500 leading the RTX 4000 SFF by an average of 42.8% across the two tests. This is not a close contest; it is a tiered separation driven by the RTX 4500's larger chip, higher core counts, and significantly higher clock speeds.

Head-to-Head Benchmarks

The most significant gap between the two cards appears in the Geekbench Vulkan test. Here, the RTX 4500 Ada scores 171,401 against the RTX 4000 SFF's 109,364, a commanding lead of 56.7%. This substantial advantage suggests the RTX 4500 delivers a markedly smoother experience in Vulkan-based workloads, which often include professional visualization and game-engine rendering tasks. The margin is large enough that the RTX 4000 SFF would likely struggle to keep up in any Vulkan-accelerated application where the RTX 4500 is present.

In the Geekbench OpenCL test, the RTX 4500 again takes the win, scoring 160,786 compared to the RTX 4000 SFF's 124,812. While the 28.8% delta is smaller than the Vulkan gap, it is still a decisive victory. This result indicates that in general-purpose compute tasks, the RTX 4500 provides a robust performance uplift. The smaller margin in OpenCL relative to Vulkan hints that the RTX 4000 SFF's architecture is relatively more efficient in this API, but it still cannot overcome the raw hardware advantage of the RTX 4500.

When placed in the broader context of all GPUs, the RTX 4500's average benchmark score of 166,094 puts it in the 97th percentile, while the RTX 4000 SFF's 117,088 lands in the 95th percentile. The RTX 4500's score of 160,786 in OpenCL is roughly in line with its nearest rivals, such as the NVIDIA RTX A5500, which averages 165,217 (a 0.5% difference), and the AMD Radeon PRO W7800, which averages 164,894 (a 0.7% difference). The RTX 4000 SFF, on the other hand, is closely matched with the NVIDIA GB10, which is only 0.3% behind its average score, and the AMD Radeon PRO W7700, which is 1.6% ahead. This shows that while both cards are high performers, the RTX 4500 competes in a higher performance bracket altogether.

The Verdict

The benchmark data is unambiguous: the NVIDIA RTX 4500 Ada Generation is the superior product for sheer performance. It wins both the OpenCL and Vulkan tests, making it the default choice for any user whose primary requirement is maximum compute throughput. The 56.7% lead in Vulkan and 28.8% lead in OpenCL are not marginal differences; they represent a significant step up in capability.

The RTX 4000 SFF Ada Generation is a different proposition. While it loses the performance contest, its data suggests a distinct role. The card's 95th percentile ranking still places it among the top GPUs available, and its performance is competitive with products like the Tesla V100 SXM2 16 GB, which it beats by 2.4%, and the RTX A5500 Mobile, which it beats by 2.8%. However, the data does not support choosing it over the RTX 4500 if raw speed is the only factor.

The choice should be dictated by the physical and power constraints of the system. The RTX 4500 offers a 42.8% higher average benchmark score, but the RTX 4000 SFF's data suggests a design focused on efficiency and compactness. For a workstation where space is at a premium and power draw is a concern, the RTX 4000 SFF is a rational selection. For a user with no such constraints, the RTX 4500 is the clear winner based on performance alone. The RTX 4500 is the performance pick; the RTX 4000 SFF is the compact pick.

FAQ

Q: Which card is faster in Geekbench OpenCL?

A: The NVIDIA RTX 4500 Ada Generation is faster, scoring 160,786 compared to the RTX 4000 SFF's 124,812, a difference of 28.8%.

Q: What is the performance gap in Geekbench Vulkan?

A: The RTX 4500 leads by a substantial 56.7%, with a score of 171,401 versus the RTX 4000 SFF's 109,364.

Q: How does each card rank against all other GPUs?

A: The RTX 4500 Ada Generation is in the 97th percentile, while the RTX 4000 SFF Ada Generation is in the 95th percentile.

Q: Which card has a higher average benchmark score?

A: The RTX 4500 has a higher average score of 166,094, while the RTX 4000 SFF averages 117,088.

Q: Are both cards based on the same architecture?

A: Yes, both the NVIDIA RTX 4500 Ada Generation and the NVIDIA RTX 4000 SFF Ada Generation are based on the Ada Lovelace architecture.

Q: How does the RTX 4000 SFF compare to the NVIDIA GB10?

A: The RTX 4000 SFF's average score of 117,088 is 0.3% higher than the NVIDIA GB10's average score of 117,393.

Specification Differences

The two cards differ significantly across their core specifications, reflecting their different performance and physical design goals. The RTX 4500 uses the AD103 chip, while the RTX 4000 SFF uses the AD104 chip. This is reflected in the transistor count, with the RTX 4500 housing 45,900 million transistors on a 379 mm² die, compared to the RTX 4000 SFF's 35,800 million transistors on a 294 mm² die. The transistor density is nearly identical, at 121.1M / mm² for the RTX 4500 and 121.8M / mm² for the RTX 4000 SFF.

Clock speeds are a major differentiator. The RTX 4500 has a base clock of 2070 MHz and a boost clock of 2580 MHz, while the RTX 4000 SFF operates at a much lower 720 MHz base and 1560 MHz boost. Memory configurations also differ: the RTX 4500 offers 24 GB of GDDR6 on a 192-bit bus with 432.0 GB/s of bandwidth, whereas the RTX 4000 SFF has 20 GB of GDDR6 on a 160-bit bus with 280.0 GB/s of bandwidth. The effective memory speed is 18 Gbps for the RTX 4500 and 14 Gbps for the RTX 4000 SFF.

The compute resources scale accordingly. The RTX 4500 features 7680 shading units, 240 TMUs, 80 ROPs, 60 RT cores, and 240 tensor cores. The RTX 4000 SFF is reduced, with 6144 shading units, 192 TMUs, 64 ROPs, 48 RT cores, and 192 tensor cores. This leads to a wide gap in theoretical performance, with the RTX 4500 offering 39.63 TFLOPS of FP32 and FP16 performance, while the RTX 4000 SFF offers 19.17 TFLOPS for both. The pixel rate is 206.4 GPixel/s for the RTX 4500 and 99.84 GPixel/s for the RTX 4000 SFF, and the texture rate is 619.2 GTexel/s versus 299.5 GTexel/s, respectively.

The physical dimensions and power profiles are also distinct. The RTX 4500 is longer, at 245 mm (9.6 inches) with a height of 112 mm (4.4 inches), while the RTX 4000 SFF measures just 168 mm (6.6 inches) in length and 69 mm (2.7 inches) in height. The RTX 4500 has a TDP of 210 W with a suggested PSU of 550 W, while the RTX 4000 SFF has a TDP of only 70 W and a suggested PSU of 250 W. Both are dual-slot cards with no power connectors. Display outputs differ, with the RTX 4500 featuring 4x DisplayPort 1.4a and the RTX 4000 SFF featuring 4x mini-DisplayPort 1.4a.

Architecture Differences

Both cards share the same fundamental Ada Lovelace architecture, built on a 5 nm process at TSMC. This means they have the same feature set, including support for DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The core architectural differences stem from the chip size and configuration. The RTX 4500 leverages the larger AD103 chip, which provides more of everything: more shaders, more RT cores, and more tensor cores. This is the primary reason for its superior compute throughput.

The clock speed difference is a key architectural execution variance. The RTX 4500's 2580 MHz boost clock is dramatically higher than the RTX 4000 SFF's 1560 MHz boost clock. This, combined with the higher core count, explains the large delta in TFLOPS. The RTX 4000 SFF's much lower base clock of 720 MHz suggests a design tuned for power efficiency rather than raw speed, allowing it to achieve its 70 W TDP.

Memory architecture also divides them. The RTX 4500 uses a 192-bit memory bus with 432.0 GB/s bandwidth, while the RTX 4000 SFF uses a narrower 160-bit bus with 280.0 GB/s bandwidth. This means the RTX 4500 can feed its more powerful compute units faster, avoiding potential bottlenecks in memory-intensive tasks. The RTX 4000 SFF's lower bandwidth is adequate for its reduced compute capability but would be a limiting factor in high-resolution texture workloads.

Both cards are part of the Workstation Ada generation and share the same predecessor and successor, but they are clearly positioned at different tiers within that generation. The RTX 4500 is the higher-end part, while the RTX 4000 SFF is a compact, low-power variant. The release dates differ, with the RTX 4000 SFF launching earlier on 2023-03-20 and the RTX 4500 following on 2023-08-08.

Where Each One Wins

The NVIDIA RTX 4500 Ada Generation wins in every benchmark category tested. Its 28.8% lead in OpenCL and 56.7% lead in Vulkan make it the undisputed choice for any workload where maximum frame rates, simulation speed, or render times are critical. The data supports its use in high-end professional visualization, complex 3D rendering, and demanding scientific compute tasks. Its 24 GB memory capacity and higher bandwidth also make it better suited for large datasets that need to reside in VRAM.

The NVIDIA RTX 4000 SFF Ada Generation, despite losing the performance comparison, wins in scenarios where its physical size and power draw are the deciding factors. Its 70 W TDP and 168 mm length make it ideal for small form factor workstations or multi-GPU configurations where space and thermal headroom are extremely limited. While it has less memory and bandwidth, its 20 GB capacity is still substantial, and its performance is sufficient for many professional tasks, as evidenced by its 95th percentile ranking. The data shows it is a capable card that sacrifices performance for a compact footprint, making it the winner for users who prioritize a small, quiet, and power-efficient system over raw benchmark numbers.