AMD Radeon RX 9070 vs NVIDIA RTX A5000 Mobile Comparison

# Head-to-Head Benchmarks

The benchmark data presents a clear picture of two very different GPU generations. The AMD Radeon RX 9070 decisively dominates the head-to-head comparison, winning 8 of 9 tests, while the NVIDIA RTX A5000 Mobile manages only a single victory. The margin of these wins varies dramatically depending on the workload, revealing fundamental architectural strengths.

The AMD card's most commanding victories come in compute-oriented and legacy DirectX tests. In Passmark GPU Compute, the RX 9070 scores 14,737 against the A5000 Mobile's 6,945, a 52.9% advantage. This nearly doubles the compute throughput, directly reflecting the RX 9070's 36.13 TFLOPS FP32 performance versus the A5000 Mobile's 19.35 TFLOPS. The Passmark DirectX 11 result shows a similar gulf: 281 versus 133, a 52.7% delta. The DirectX 9 test tells the same story, with the RX 9070 posting 343 against 169, a 50.7% lead. These results suggest that the newer RDNA 4.0 architecture handles legacy API workloads far more efficiently than the older Ampere design.

The Passmark G3D score, a general gaming performance indicator, reinforces the pattern. The RX 9070 achieves 25,381, while the A5000 Mobile manages 15,779, a 37.8% difference. The 2D graphics test shows an even larger proportional gap: 1,280 versus 629, a 50.9% margin. Even in DirectX 12, where the A5000 Mobile's Ampere architecture was designed to excel, the RX 9070 edges ahead, albeit narrowly, with scores of 74 versus 72. The DirectX 10 test also goes to AMD by 18.4%, with scores of 141 and 115.

NVIDIA's sole victory arrives in the Geekbench Vulkan test, where the A5000 Mobile scores 88,144 against the RX 9070's 58,705. This 50.1% margin is significant and suggests that NVIDIA's driver stack for Vulkan remains highly optimized on the Ampere architecture. This result is particularly intriguing because the A5000 Mobile is a 2021-era mobile workstation part, yet it outperforms a 2025 desktop GPU by half in this specific API workload. The Geekbench OpenCL result goes the other way, with the RX 9070 scoring 131,539 versus 110,877, a 15.7% advantage for AMD.

# Where Each One Wins

The benchmark results split cleanly into distinct use-case categories. The AMD Radeon RX 9070 is the clear winner for general compute, legacy API gaming, and overall rasterization workloads. Its Passmark GPU Compute score of 14,737 more than doubles the A5000 Mobile's 6,945, making it the obvious choice for OpenCL-based computation, rendering, and machine learning inference tasks that rely on raw FP32 throughput. The 36.13 TFLOPS FP32 figure versus 19.35 TFLOPS for the NVIDIA card underscores this advantage. For gamers playing DirectX 9, 10, or 11 titles, the RX 9070 delivers roughly double the performance in each case, as shown by the 50.7%, 18.4%, and 52.7% deltas respectively.

For modern DirectX 12 gaming, the RX 9070 still wins, but the margin shrinks to just 2.7%. This suggests that DirectX 12 workloads are more balanced between the two architectures, potentially due to better utilization of NVIDIA's RT and tensor cores in that API. The RX 9070 also dominates in 2D and general 3D workloads, as evidenced by the Passmark G2D and G3D scores.

The NVIDIA RTX A5000 Mobile's sole win in Vulkan is notable. For applications that specifically use the Vulkan API—many modern game engines, emulators, and professional visualization tools—the A5000 Mobile's 50.1% lead indicates that NVIDIA's Vulkan driver implementation is exceptionally strong on the Ampere architecture. This could be a deciding factor for developers targeting Vulkan as their primary rendering API.

# The Verdict

The data points to a straightforward conclusion for most users: the AMD Radeon RX 9070 is the superior GPU for the vast majority of workloads. It wins 8 of 9 head-to-head benchmarks, with margins ranging from 2.7% to 52.9%. For gaming, compute, and general graphics tasks, the RX 9070 offers substantially higher performance. Its Passmark G3D score of 25,381 versus 15,779 represents a 37.8% improvement, which will translate to significantly higher frame rates in most games.

The NVIDIA RTX A5000 Mobile should only be chosen by users with a specific, Vulkan-centric workflow. The 50.1% lead in Geekbench Vulkan suggests that NVIDIA's architecture and drivers are particularly well-suited to that API. Additionally, the A5000 Mobile's mobile form factor and 150 W TDP (versus 220 W for the RX 9070) may be relevant for certain power-constrained or space-constrained applications, although the data does not include thermal or noise metrics.

It is important to note that the RX 9070's average benchmark score of 23,877 places it at the 69th percentile of all GPUs, while the A5000 Mobile's 24,763 average places it at the 70th percentile. These percentile rankings are nearly identical, despite the RX 9070's clear head-to-head victory, because the average score includes different test suites. The RX 9070's nearest rivals include the NVIDIA GeForce RTX 2080 SUPER (1.2% slower) and the AMD Radeon RX 6800S (0.8% faster), while the A5000 Mobile sits near the AMD Radeon RX 590 (0.1% faster) and Intel Arc A350M (0.5% slower). This suggests that in a broader context, both GPUs perform similarly overall, but the RX 9070's wins are concentrated in the most demanding modern workloads.

# FAQ

Q: Which GPU has the higher FP32 performance?

A: The AMD Radeon RX 9070 has 36.13 TFLOPS FP32 performance, nearly double the NVIDIA RTX A5000 Mobile's 19.35 TFLOPS.

Q: What is the memory bandwidth difference?

A: The RX 9070 has 644.6 GB/s bandwidth versus 448.0 GB/s for the A5000 Mobile, a 43.9% advantage for the AMD card.

Q: Which GPU is more power-efficient?

A: The NVIDIA RTX A5000 Mobile has a 150 W TDP, while the RX 9070 has a 220 W TDP. However, the RX 9070 delivers significantly higher performance per watt in most benchmarks.

Q: What API does the NVIDIA card win in?

A: The A5000 Mobile wins the Geekbench Vulkan test by 50.1%, scoring 88,144 versus 58,705 for the RX 9070.

Q: How do the DirectX 12 scores compare?

A: The RX 9070 scores 74 versus 72 for the A5000 Mobile, a narrow 2.7% margin in favor of the AMD card.

Q: What is the manufacturing process difference?

A: The RX 9070 uses a 4 nm process from TSMC, while the A5000 Mobile uses Samsung's 8 nm process. This allows the RX 9070 to pack 151.0M transistors per mm² versus 44.4M per mm² for the A5000 Mobile.

# Architecture Differences

The two GPUs represent fundamentally different architectural generations and design philosophies. The NVIDIA RTX A5000 Mobile uses the GA104 chip based on the Ampere architecture, manufactured on Samsung's 8 nm process. This is a 2021-era mobile workstation GPU that belongs to the Ampere-MW generation. The chip contains 17,400 million transistors on a 392 mm² die, resulting in a transistor density of 44.4 million per square millimeter.

The AMD Radeon RX 9070, in contrast, uses the Navi 48 chip based on the RDNA 4.0 architecture, manufactured on TSMC's 4 nm process. This is a 2025 desktop GPU from the Radeon RX 9000 series, belonging to the Navi IV generation. The chip contains 53,900 million transistors on a 357 mm² die, achieving a transistor density of 151.0 million per square millimeter. This represents a 3.4x improvement in transistor density over the Ampere chip, enabling far more complex circuitry in a similar die area.

The compute configuration differs markedly. The A5000 Mobile has 6,144 shading units, 192 texture mapping units, and 96 ROPs. The RX 9070 has fewer shading units at 3,584, but more TMUs (224) and ROPs (128). Despite fewer shading units, the RX 9070 achieves 36.13 TFLOPS FP32 versus 19.35 TFLOPS for the A5000 Mobile, indicating that RDNA 4.0's shader efficiency is substantially higher than Ampere's. Similarly, the RX 9070's pixel rate of 322.6 GPixel/s and texture rate of 564.5 GTexel/s far exceed the A5000 Mobile's 151.2 GPixel/s and 302.4 GTexel/s.

Ray tracing capabilities differ: the A5000 Mobile has 48 RT cores and 192 tensor cores, while the RX 9070 has 56 RT cores and no tensor cores. This difference reflects NVIDIA's focus on AI acceleration via tensor cores, while AMD relies on other methods for compute tasks. Both GPUs support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

# Specification Differences

The core clock specifications show a significant divergence. The AMD Radeon RX 9070 has a base clock of 1330 MHz, a game clock of 2070 MHz, and a boost clock of 2520 MHz. The NVIDIA RTX A5000 Mobile has a much lower base clock of 900 MHz and a boost clock of 1575 MHz. This 60% higher boost clock on the RX 9070 contributes substantially to its performance advantage.

Memory specifications are identical in capacity and type—both have 16 GB of GDDR6 on a 256-bit bus—but the effective data rates differ. The RX 9070 runs its memory at 2518 MHz with 20.1 Gbps effective speed, while the A5000 Mobile runs at 1750 MHz with 14 Gbps effective speed. This translates to 644.6 GB/s bandwidth for the RX 9070 versus 448.0 GB/s for the A5000 Mobile.

The power requirements are notably different. The RX 9070 has a 220 W TDP, requires dual 8-pin power connectors, and has a suggested PSU rating of 550 W. The A5000 Mobile has a 150 W TDP and uses no power connectors (portable device dependent). The RX 9070 is dual-slot, while the A5000 Mobile's slot width is not specified.

Interface and connectivity also differ. The RX 9070 uses PCIe 5.0 x16, while the A5000 Mobile uses PCIe 4.0 x16. The display outputs are distinct: the RX 9070 features 1x HDMI 2.1b and 3x DisplayPort 2.1a, whereas the A5000 Mobile's outputs are described as "Portable Device Dependent." The production statuses reflect their market positions: the RX 9070 is Active, while the A5000 Mobile is End-of-life. The release dates are nearly four years apart, with the A5000 Mobile launching on 2021-04-11 and the RX 9070 on 2025-03-05.