AMD Radeon 8065S vs NVIDIA GeForce RTX 5090 Mobile Comparison

Head-to-Head Benchmarks

The benchmark database contains no recorded head-to-head benchmark results between the AMD Radeon 8065S and the NVIDIA GeForce RTX 5090 Mobile. The data for the AMD Radeon 8065S shows an average benchmark score of 0, with a percentile ranking of 50 among all GPUs. This indicates a lack of completed test runs in the database for the AMD part. Conversely, the NVIDIA GeForce RTX 5090 Mobile has a substantial set of recorded benchmark scores. Its average benchmark score across all tests is 45152, placing it in the 84th percentile of all GPUs. This percentile figure indicates that the RTX 5090 Mobile outperforms the vast majority of recorded graphics processors in the database.

The RTX 5090 Mobile delivers strong results across several benchmark suites. In 3DMark Steel Nomad DX12, it records a score of 5871. Its compute performance is notable as well, with a Geekbench OpenCL score of 201834 and a Geekbench Vulkan score of 198405. The Passmark suite shows a G3D score of 30034 and a GPU compute score of 13401. These figures show a wide gap in recorded performance between the two mobile GPUs, with the NVIDIA part having a clear advantage in every measurable category where data exists. Since the AMD Radeon 8065S has no benchmark scores in the database, a direct comparison of performance metrics is not possible from the recorded data.

FAQ

Q: What is the average benchmark score for each GPU?

A: The AMD Radeon 8065S has an average benchmark score of 0. The NVIDIA GeForce RTX 5090 Mobile has an average benchmark score of 45152.

Q: How do the GPUs rank against all other GPUs in the database?

A: The AMD Radeon 8065S is in the 50th percentile of all GPUs. The NVIDIA GeForce RTX 5090 Mobile is in the 84th percentile of all GPUs.

Q: What is the highest recorded benchmark score for the RTX 5090 Mobile?

A: The highest recorded score for the RTX 5090 Mobile is 201834 in the Geekbench OpenCL test. The Vulkan test follows closely with a score of 198405.

Q: Does the AMD Radeon 8065S have any recorded benchmark results?

A: No, the database contains no benchmark entries for the AMD Radeon 8065S. Its average benchmark score is 0.

Q: How does the RTX 5090 Mobile compare to its nearest rivals in the database?

A: The RTX 5090 Mobile's average score of 45152 is 0.5% below the AMD Radeon Pro 5500 XT (45384), 0.8% above the NVIDIA GeForce RTX 4070 Ti (44795), 1% below the Intel Arc A730M (45592), and 1.8% below the NVIDIA RTX 5880 Ada Generation (45972).

Q: What is the pixel rate difference between the two GPUs?

A: The AMD Radeon 8065S has a pixel rate of 192.0 GPixel/s. The NVIDIA GeForce RTX 5090 Mobile has a pixel rate of 169.7 GPixel/s, which is lower than the AMD part.

Architecture Differences

The AMD Radeon 8065S is built on the Gorgon Halo chip using the RDNA 3.5 architecture, fabricated on a 4 nm process at TSMC. It belongs to the Navi Mobile (RX 8000M) generation. The NVIDIA GeForce RTX 5090 Mobile uses the GB203 chip with the Blackwell 2.0 architecture, fabricated on a 5 nm process at TSMC. It belongs to the GeForce 50 Mobile generation. The AMD part uses a 4 nm node while the NVIDIA part uses a 5 nm node, indicating a denser manufacturing process for the AMD chip.

The transistor counts differ substantially. The RTX 5090 Mobile contains 45,600 million transistors on a die size of 378 mm², resulting in a transistor density of 120.6M per mm². The AMD Radeon 8065S has an unknown transistor count but a smaller die size of 308 mm². The smaller die with a more advanced process node suggests a different physical design approach even without the exact transistor figure.

Memory architecture is a major divergence. The AMD Radeon 8065S uses system shared memory, with the memory type, bus width, and bandwidth all listed as system dependent. The RTX 5090 Mobile uses 24 GB of GDDR7 memory on a 256-bit bus, delivering 896.0 GB/s of bandwidth. The AMD part has no dedicated VRAM, relying entirely on shared system memory. The NVIDIA memory clock is 1750 MHz with 28 Gbps effective speed.

The core configurations show different design philosophies. The AMD Radeon 8065S has 2560 shading units, 160 texture mapping units, 64 raster output units, and 40 ray tracing cores. It has no tensor cores. The RTX 5090 Mobile has 10496 shading units, 328 texture mapping units, 112 raster output units, 82 ray tracing cores, and 328 tensor cores. The NVIDIA part has significantly more of every core type, particularly in shading units (over 4 times) and ray tracing cores (over 2 times).

The API support is identical for both parts: DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The bus interface is also the same, with both using PCIe 5.0 x16. The power delivery differs, with the AMD part rated at 55 W TDP and the NVIDIA part rated at 95 W TDP. Both are integrated graphics packages with no power connectors and portable device dependent display outputs.

Specification Differences

The AMD Radeon 8065S has a base clock of 1295 MHz and a boost clock of 3000 MHz. The NVIDIA GeForce RTX 5090 Mobile has a base clock of 990 MHz and a boost clock of 1515 MHz. The AMD part boosts to nearly double the NVIDIA part's boost clock.

The memory configuration is entirely different. The AMD Radeon 8065S uses system shared memory with system dependent bandwidth. The RTX 5090 Mobile has 24 GB of GDDR7 memory with a 256-bit bus and 896.0 GB/s bandwidth.

The FP32 performance is 15.36 TFLOPS for the AMD part and 31.80 TFLOPS for the NVIDIA part. FP16 performance matches the FP32 figures for both, with a 1:1 ratio. The Ray tracing cores number 40 for AMD and 82 for NVIDIA. Tensor cores are absent on the AMD part and number 328 on the NVIDIA part.

The pixel rate is 192.0 GPixel/s for AMD and 169.7 GPixel/s for NVIDIA. The texture rate is 480.0 GTexel/s for AMD and 496.9 GTexel/s for NVIDIA. The AMD part has a lower texture rate by 16.9 GTexel/s but a higher pixel rate by 22.3 GPixel/s.

The die size is 308 mm² for AMD and 378 mm² for NVIDIA. The process node is 4 nm for AMD and 5 nm for NVIDIA. The transistor count is unknown for AMD and 45,600 million for NVIDIA. The TDP is 55 W for AMD and 95 W for NVIDIA. The release date is December 31, 2025 for AMD and March 26, 2025 for NVIDIA. The AMD predecessor is Polaris Mobile, while the NVIDIA predecessor is GeForce 40 Mobile.

Where Each One Wins

The NVIDIA GeForce RTX 5090 Mobile wins decisively in raw compute and rendering throughput based on the recorded data. Its FP32 performance of 31.80 TFLOPS is more than double the AMD part's 15.36 TFLOPS. The shading unit count of 10496 versus 2560 gives it a massive advantage in parallel processing workloads. The 328 tensor cores enable AI acceleration features that the AMD part cannot match, as it has no tensor cores. The 24 GB of dedicated GDDR7 memory with 896.0 GB/s bandwidth provides far superior memory access compared to the AMD part's shared system memory.

The AMD Radeon 8065S wins in specific technical specifications. Its boost clock of 3000 MHz is far higher than the NVIDIA part's 1515 MHz, indicating faster per-core execution. The pixel rate of 192.0 GPixel/s exceeds the NVIDIA part's 169.7 GPixel/s, suggesting an advantage in fill-rate bound scenarios. The 4 nm process node is more advanced than the 5 nm node used by NVIDIA. The TDP of 55 W is significantly lower than 95 W, indicating higher power efficiency on paper.

The RTX 5090 Mobile has a texture rate of 496.9 GTexel/s, which is slightly higher than the AMD part's 480.0 GTexel/s. The NVIDIA part also has more ray tracing cores (82 versus 40), which should provide better ray tracing performance in supported titles. The ROP count of 112 versus 64 favors the NVIDIA part in rasterization output stages.

The Verdict

The recorded data shows a clear performance hierarchy. The NVIDIA GeForce RTX 5090 Mobile is the only one of the two with actual benchmark scores in the database, achieving an average score of 45152 and ranking in the 84th percentile of all GPUs. The AMD Radeon 8065S has no recorded benchmark scores and sits at the 50th percentile by default. The RTX 5090 Mobile's FP32 performance of 31.80 TFLOPS is more than double the AMD part's 15.36 TFLOPS, and its 10496 shading units dwarf the AMD part's 2560.

The RTX 5090 Mobile also brings dedicated GDDR7 memory with 24 GB capacity and 896.0 GB/s bandwidth, while the AMD part relies on system shared memory with bandwidth dependent on the host system. The NVIDIA part includes 328 tensor cores for AI workloads, a feature entirely absent from the AMD part. The 82 ray tracing cores versus 40 give the NVIDIA part a hardware advantage in ray tracing scenarios.

The AMD Radeon 8065S presents a different set of strengths. Its 3000 MHz boost clock is nearly double the NVIDIA part's 1515 MHz, and its 192.0 GPixel/s pixel rate exceeds the NVIDIA part's 169.7 GPixel/s. The 4 nm process node is more advanced than NVIDIA's 5 nm node. The 55 W TDP is 40 W lower than the NVIDIA part, which suggests better power efficiency for thin-and-light portable devices.

For users prioritizing maximum performance, the NVIDIA GeForce RTX 5090 Mobile is the choice based on the database records. Its benchmark scores, core counts, memory capacity, and bandwidth all point to superior throughput in graphically intensive tasks. For users prioritizing lower power consumption and higher clock speeds, the AMD Radeon 8065S offers those characteristics, though without recorded benchmark verification of its real-world performance. The absence of any benchmark data for the AMD part means the database can confirm performance for the NVIDIA part only. The RTX 5090 Mobile's nearest rivals in the database include the AMD Radeon Pro 5500 XT (0.5% higher score), the NVIDIA GeForce RTX 4070 Ti (0.8% lower score), the Intel Arc A730M (1% higher score), and the NVIDIA RTX 5880 Ada Generation (1.8% higher score), placing it in a tight competitive band around the 45,000 score mark.