NVIDIA L4 vs NVIDIA RTX 4500 Ada Generation Comparison

NVIDIA’s RTX 4500 Ada Generation and L4 both leverage the Ada Lovelace architecture on a 5 nm TSMC process, but they are engineered for divergent roles: the former is a dual-slot workstation board with display outputs, while the latter is a single-slot, output-less server accelerator. Benchmark data from Geekbench shows a clear performance hierarchy, with the RTX 4500 Ada Generation winning both head-to-head tests. Its average benchmark score of 166,094 places it in the 97th percentile of all GPUs, while the L4’s 131,072 average sits in the 95th percentile. The raw scores, however, only tell part of the story; the delta between them varies sharply by API, revealing different strengths in compute versus graphics workloads.

Head-to-Head Benchmarks

In the Geekbench OpenCL test, the RTX 4500 Ada Generation scores 160,786 against the L4’s 140,838, a 14.2% advantage. This is a substantial lead in a general-purpose compute workload, reflecting the RTX 4500’s higher peak FP32 throughput of 39.63 TFLOPS versus the L4’s 30.29 TFLOPS. The OpenCL gap is meaningful but not overwhelming, suggesting that for many compute tasks the L4 remains competitive despite its lower clock speeds.

The Vulkan test tells a very different story. Here, the RTX 4500 Ada Generation scores 171,401, while the L4 manages only 121,306—a 41.3% difference. This is a massive delta, nearly three times larger than the OpenCL gap. Vulkan is a graphics-oriented API, and the results indicate that the RTX 4500 Ada Generation’s higher pixel rate (206.4 GPixel/s vs. 163.2 GPixel/s) and texture rate (619.2 GTexel/s vs. 489.6 GTexel/s) translate into outsized gains when rasterization and draw calls dominate. The L4, designed as a server inference card without display outputs, appears to deprioritize graphics pipeline performance, even though both cards share the same RT core count (60) and tensor core count (240).

Looking at the wider competitive landscape, the RTX 4500 Ada Generation’s average score of 166,094 puts it 0.5% ahead of the NVIDIA RTX A5500 (165,217) and 0.7% ahead of the AMD Radeon PRO W7800 (164,894). It trails the AMD Radeon Pro W6900X by 1.5% (168,574) but beats the NVIDIA A100 PCIe 40 GB by 2.2% (162,504). The L4, by contrast, sits in a lower tier: its 131,072 average is 0.7% behind the GeForce RTX 3090 Ti (131,938), 3.1% behind both the RTX 4000 Ada Generation (135,218) and the NVIDIA A10M (135,230), and 3.2% behind the AMD Radeon PRO W6800 (135,396). These deltas show that while the RTX 4500 Ada Generation competes at the upper mid-range of workstation GPUs, the L4 is positioned closer to high-end consumer and older prosumer cards.

FAQ

Q: Which card has a higher average benchmark score?

A: The NVIDIA RTX 4500 Ada Generation has an average benchmark score of 166,094, compared to the NVIDIA L4’s 131,072. This puts the RTX 4500 Ada Generation in the 97th percentile of all GPUs, while the L4 ranks in the 95th percentile.

Q: How large is the performance difference in Vulkan workloads?

A: In the Geekbench Vulkan test, the RTX 4500 Ada Generation scores 171,401 against the L4’s 121,306, giving the RTX 4500 a 41.3% lead. This is the largest single-test delta between the two cards.

Q: Is the L4 competitive in compute-heavy tasks like OpenCL?

A: Yes, relatively. The L4 scores 140,838 in OpenCL, which is 14.2% behind the RTX 4500 Ada Generation’s 160,786. While the RTX 4500 still wins decisively, the L4’s margin of defeat is much smaller in OpenCL than in Vulkan.

Q: Do both cards have the same memory capacity?

A: Yes, both the NVIDIA RTX 4500 Ada Generation and the NVIDIA L4 feature 24 GB of GDDR6 memory on a 192-bit bus. However, the RTX 4500 Ada Generation has a memory bandwidth of 432.0 GB/s, while the L4’s bandwidth is 300.1 GB/s.

Q: Which card has a higher boost clock?

A: The RTX 4500 Ada Generation has a boost clock of 2580 MHz, significantly higher than the L4’s 2040 MHz. The base clocks also differ greatly: 2070 MHz for the RTX 4500 versus 795 MHz for the L4.

Q: Are there any benchmark tests where the L4 wins?

A: No. In the two head-to-head benchmark tests available (Geekbench OpenCL and Geekbench Vulkan), the NVIDIA RTX 4500 Ada Generation wins both. The L4 records zero wins in this comparison.

Where Each One Wins

The NVIDIA RTX 4500 Ada Generation is the clear winner for graphics-intensive and mixed workload scenarios. Its 41.3% Vulkan advantage demonstrates a substantial edge in graphics APIs, which is critical for applications involving real-time rendering, 3D modeling, or visualization. The higher pixel rate (206.4 GPixel/s) and texture rate (619.2 GTexel/s) support this, as does the presence of four DisplayPort 1.4a outputs, enabling direct multi-monitor workstation use. For professionals running CAD, DCC, or scientific visualization software that leverages Vulkan, the RTX 4500 Ada Generation is the superior choice, with benchmark data showing it outpaces the L4 by a wide margin.

The NVIDIA L4, despite losing both benchmarks, still has a role in compute-focused server environments where graphics output is unnecessary. Its 14.2% OpenCL deficit is more forgiving than its Vulkan deficit, meaning that for pure compute tasks—such as AI inference, data processing, or headless rendering—the L4 delivers a respectable portion of the RTX 4500’s performance. Its single-slot form factor and 72 W TDP make it a low-power, space-efficient option for dense server deployments. The L4 also benefits from a lower suggested PSU rating of 250 W versus the RTX 4500’s 550 W, which can simplify system power design, though this is a system-level consideration rather than a benchmark result.

For users who need a balance of compute and graphics, the RTX 4500 Ada Generation is unambiguously better per the data. The L4’s niche is specifically in environments where its compact size, low power draw, and lack of display outputs are prioritized over raw performance. In head-to-head terms, the RTX 4500 Ada Generation wins 2–0, and the margin in Vulkan is so large that the L4 cannot be recommended for any graphics-centric workload.

Specification Differences

The two cards differ significantly in clock speeds. The RTX 4500 Ada Generation runs at a base clock of 2070 MHz and boosts to 2580 MHz, while the L4 operates at a much lower 795 MHz base and 2040 MHz boost. This clock advantage drives most of the performance gap. Memory clocks also differ: the RTX 4500 uses 2250 MHz (18 Gbps effective), yielding 432.0 GB/s bandwidth, whereas the L4 uses 1563 MHz (12.5 Gbps effective), resulting in 300.1 GB/s. Both have 24 GB of GDDR6 on a 192-bit bus.

The shading unit counts are close but not identical: the RTX 4500 Ada Generation has 7680 shading units, while the L4 has 7424. Both share 240 TMUs, 80 ROPs, 60 RT cores, and 240 tensor cores. The key compute output differs due to clocks: the RTX 4500 achieves 39.63 TFLOPS FP32 and FP16 (1:1), while the L4 reaches 30.29 TFLOPS in both. Pixel and texture rates follow suit—the RTX 4500 hits 206.4 GPixel/s and 619.2 GTexel/s versus the L4’s 163.2 GPixel/s and 489.6 GTexel/s.

Physical and power characteristics diverge sharply. The RTX 4500 Ada Generation is a dual-slot card measuring 245 mm in length and 112 mm in height, with a 210 W TDP. The L4 is a single-slot card at 169 mm long and 56 mm tall, with a 72 W TDP. Neither card requires external power connectors. Display outputs also differ: the RTX 4500 has four DisplayPort 1.4a outputs, while the L4 has none. Both use PCIe 4.0 x16 and support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Architecture Differences

Both cards are built on the Ada Lovelace architecture using TSMC’s 5 nm process, but they use different chips. The RTX 4500 Ada Generation employs the AD103 chip, which contains 45,900 million transistors on a 379 mm² die, resulting in a transistor density of 121.1 million per mm². The L4 uses the AD104 chip, with 35,800 million transistors on a 294 mm² die, yielding a slightly higher density of 121.8 million per mm². Despite the L4’s smaller chip, the RTX 4500’s larger AD103 provides more shading units (7680 vs. 7424) and higher clocks.

The generation labels reflect their intended markets. The RTX 4500 Ada Generation is part of the "Workstation Ada (x000A)" generation, succeeding Workstation Ampere and preceding Blackwell PRO W. The L4 belongs to the "Server Ada (Lxx)" generation, with its predecessor listed as Server Ampere and its successor as Server Hopper. This lineage explains the design priorities: the workstation card emphasizes graphics throughput and display connectivity, while the server card focuses on power efficiency and density, evidenced by its 72 W TDP and single-slot profile.

An interesting architectural note is that despite the RTX 4500’s higher compute throughput, the L4 achieves a marginally higher transistor density (121.8M / mm² vs. 121.1M / mm²), indicating that the AD104 chip is slightly more compact per transistor. Both cards feature 60 RT cores and 240 tensor cores, so ray tracing and AI acceleration capabilities are structurally identical; the performance difference stems from clock speeds and the larger AD103 die. The release dates also differ: the L4 launched on 2023-03-20, while the RTX 4500 Ada Generation followed on 2023-08-08. Both remain in active production.