AMD Ryzen Z2 Extreme GPU vs NVIDIA Rubin GPU Comparison

FAQ

Q: How do the benchmark scores of the AMD Ryzen Z2 Extreme GPU and the NVIDIA Rubin GPU compare?

A: The database contains a 3DMark Steel Nomad DX12 score of 516 for the AMD Ryzen Z2 Extreme GPU. The NVIDIA Rubin GPU has no recorded benchmark scores, placing it at a 50th percentile versus all GPUs, while the AMD part sits at the 1st percentile.

Q: What is the performance context of the AMD Ryzen Z2 Extreme GPU relative to its nearest rivals?

A: The recorded data shows the AMD Ryzen Z2 Extreme GPU scores 3.4% below the Intel HD Graphics P4000 and 3.7% below the AMD Radeon HD 6870. It scores 6.6% above the AMD Radeon HD 6750M and 9.3% below the AMD Radeon HD 6770M.

Q: What are the memory specifications for each GPU?

A: The AMD Ryzen Z2 Extreme GPU uses 16 GB of LPDDR5X memory on a 128-bit bus, delivering 128.0 GB/s of bandwidth. The NVIDIA Rubin GPU uses 288 GB of HBM4 memory on a 16384-bit bus, delivering 22.1 TB/s of bandwidth.

Q: What are the power requirements for these two GPUs?

A: The AMD Ryzen Z2 Extreme GPU has a TDP of 28 W and requires no power connectors. The NVIDIA Rubin GPU has a TDP of 2300 W and a suggested PSU rating of 2700 W.

Q: What process nodes and die sizes do the two chips use?

A: The AMD Ryzen Z2 Extreme GPU uses a 4 nm TSMC process with a 233 mm² die containing 34,000 million transistors. The NVIDIA Rubin GPU uses a 3 nm TSMC process with a 1456 mm² die containing 336,000 million transistors.

Q: What are the compute capabilities in terms of FP32 and FP16?

A: The AMD Ryzen Z2 Extreme GPU delivers 5.530 TFLOPS for both FP32 and FP16 (1:1 ratio). The NVIDIA Rubin GPU delivers 130.0 TFLOPS for FP32 and 260.0 TFLOPS for FP16 (2:1 ratio).

Architecture Differences

The AMD Ryzen Z2 Extreme GPU and the NVIDIA Rubin GPU represent fundamentally different design philosophies. The AMD part is a console-class GPU built on the RDNA 3.5 architecture, using the Strix Point chip. It is fabricated on a 4 nm TSMC process and integrates 34,000 million transistors on a 233 mm² die. The NVIDIA Rubin GPU is a server-class accelerator built on the Rubin architecture, using the GR100 chip. It is fabricated on a 3 nm TSMC process and integrates 336,000 million transistors on a 1456 mm² die, nearly ten times the transistor count and over six times the die area.

The transistor density figures confirm the different design targets: the AMD chip achieves 145.9 million transistors per square millimeter, while the NVIDIA chip achieves 230.8 million transistors per square millimeter, indicating a denser packing on the newer process node.

The AMD GPU is equipped with 1024 shading units, 64 texture mapping units, and 48 render output units. It also includes 16 ray tracing cores. The NVIDIA GPU is equipped with 28,672 shading units, 896 texture mapping units, and only 24 render output units. It includes 896 tensor cores, while the AMD part has no tensor cores listed. The NVIDIA part has no ray tracing cores listed, while the AMD part has 16.

The memory subsystems are dramatically different. The AMD GPU uses 16 GB of LPDDR5X memory on a 128-bit bus, achieving 128.0 GB/s of bandwidth. The NVIDIA GPU uses 288 GB of HBM4 memory on a 16384-bit bus, achieving 22.1 TB/s of bandwidth, which is over 170 times the AMD bandwidth. The memory clocks also differ: 1000 MHz with 8 Gbps effective for AMD versus 2695 MHz with 10.8 Gbps effective for NVIDIA.

The clock speeds reflect the power envelope. The AMD GPU has a base clock of 800 MHz and a boost clock of 2700 MHz. The NVIDIA GPU has a base clock of 700 MHz and a boost clock of 2267 MHz. The AMD part runs at a higher boost frequency, but the NVIDIA part's massive parallel throughput compensates.

The API support differs completely. The AMD GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The NVIDIA GPU reports N/A for DirectX, OpenGL, and Vulkan, reflecting its server-oriented design with no display outputs. The AMD GPU has one USB Type-C display output, while the NVIDIA GPU has no outputs.

The power characteristics are extreme opposites. The AMD GPU has a TDP of 28 W and no power connectors. The NVIDIA GPU has a TDP of 2300 W, uses an SXM Module slot width, and requires a suggested PSU of 2700 W. The NVIDIA part uses a PCIe 6.0 x16 bus interface, while the AMD part has no bus interface listed.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark results between the AMD Ryzen Z2 Extreme GPU and the NVIDIA Rubin GPU. The only recorded benchmark for the AMD part is a 3DMark Steel Nomad DX12 score of 516. The NVIDIA Rubin GPU has no recorded benchmark scores, and its average benchmark score is listed as 0.

The AMD Ryzen Z2 Extreme GPU sits at the 1st percentile of all GPUs in the database. Its nearest rivals include the Intel HD Graphics P4000 with an average score of 534, which is 3.4% higher than the AMD part. The AMD Radeon HD 6870 scores 536, which is 3.7% higher. The AMD Radeon HD 6750M scores 484, which is 6.6% lower than the AMD part. The AMD Radeon HD 6770M scores 569, which is 9.3% higher.

The NVIDIA Rubin GPU sits at the 50th percentile of all GPUs, which is a median position, but without benchmark scores, the percentile is based on its specifications rather than measured performance. The AMD part's 1st percentile indicates it is among the lowest-performing GPUs in the database based on the recorded 3DMark test.

The only measurable comparison between the two parts is the raw compute specifications. The NVIDIA GPU delivers 130.0 TFLOPS of FP32 throughput, which is 23.5 times the 5.530 TFLOPS of the AMD GPU. For FP16, the NVIDIA GPU delivers 260.0 TFLOPS, which is 47 times the AMD GPU's 5.530 TFLOPS. The NVIDIA GPU's texture rate of 2,031.2 GTexel/s is 11.8 times the AMD GPU's 172.8 GTexel/s. The AMD GPU's pixel rate of 129.6 GPixel/s is higher than the NVIDIA GPU's 54.41 GPixel/s, a 2.4 times advantage for AMD.

The memory bandwidth gap is the largest single difference: the NVIDIA GPU's 22.1 TB/s is 172.7 times the AMD GPU's 128.0 GB/s. The transistor count difference is also substantial, with the NVIDIA part using 336,000 million transistors versus 34,000 million for AMD, a ratio of 9.9 to 1.

Specification Differences

The two GPUs differ in nearly every specification category. The process node differs: AMD uses 4 nm, NVIDIA uses 3 nm. The foundry is the same, TSMC, for both. The transistor count is 34,000 million for AMD versus 336,000 million for NVIDIA. The die size is 233 mm² for AMD versus 1456 mm² for NVIDIA.

The transistor density is 145.9 million per mm² for AMD versus 230.8 million per mm² for NVIDIA. The base clock is 800 MHz for AMD versus 700 MHz for NVIDIA. The boost clock is 2700 MHz for AMD versus 2267 MHz for NVIDIA. The memory clock is 1000 MHz (8 Gbps effective) for AMD versus 2695 MHz (10.8 Gbps effective) for NVIDIA.

Memory size is 16 GB for AMD versus 288 GB for NVIDIA. Memory type is LPDDR5X for AMD versus HBM4 for NVIDIA. Bus width is 128-bit for AMD versus 16384-bit for NVIDIA. Bandwidth is 128.0 GB/s for AMD versus 22.1 TB/s for NVIDIA.

Shading units are 1024 for AMD versus 28,672 for NVIDIA. Texture mapping units are 64 for AMD versus 896 for NVIDIA. Render output units are 48 for AMD versus 24 for NVIDIA. Ray tracing cores are 16 for AMD versus none listed for NVIDIA. Tensor cores are none listed for AMD versus 896 for NVIDIA.

Pixel rate is 129.6 GPixel/s for AMD versus 54.41 GPixel/s for NVIDIA. Texture rate is 172.8 GTexel/s for AMD versus 2,031.2 GTexel/s for NVIDIA. FP32 is 5.530 TFLOPS for AMD versus 130.0 TFLOPS for NVIDIA. FP16 is 5.530 TFLOPS (1:1) for AMD versus 260.0 TFLOPS (2:1) for NVIDIA.

TDP is 28 W for AMD versus 2300 W for NVIDIA. Slot width is not listed for AMD versus SXM Module for NVIDIA. Power connectors are "None" for AMD versus not listed for NVIDIA. Suggested PSU is not listed for AMD versus 2700 W for NVIDIA. Bus interface is not listed for AMD versus PCIe 6.0 x16 for NVIDIA.

Display outputs are 1x USB Type-C for AMD versus no outputs for NVIDIA. API support includes DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 for AMD versus N/A for all three for NVIDIA. Release dates differ: 2025-07-08 for AMD versus 2025-12-31 for NVIDIA. The NVIDIA part has a predecessor, Server Blackwell, while the AMD part has no predecessor listed.

Where Each One Wins

The AMD Ryzen Z2 Extreme GPU wins in several specific categories. It has a higher pixel rate at 129.6 GPixel/s versus 54.41 GPixel/s for NVIDIA. It has a higher boost clock at 2700 MHz versus 2267 MHz. It has more render output units at 48 versus 24. It has ray tracing cores (16) while the NVIDIA part has none listed. It has display outputs (1x USB Type-C) while the NVIDIA part has none. It supports standard graphics APIs (DirectX 12 Ultimate, OpenGL 4.6, Vulkan 1.4) while the NVIDIA part reports N/A for all.

The AMD part also wins on power efficiency. Its 28 W TDP versus 2300 W for NVIDIA means the AMD GPU can operate in compact, low-power systems without external power connectors. The AMD part has a production status of Active and a release date earlier than the NVIDIA part.

The NVIDIA Rubin GPU wins in compute throughput, memory capacity, and bandwidth. It delivers 130.0 TFLOPS FP32 and 260.0 TFLOPS FP16, compared to 5.530 TFLOPS for both on AMD. Its texture rate of 2,031.2 GTexel/s is far higher than AMD's 172.8 GTexel/s. Its memory bandwidth of 22.1 TB/s is far higher than AMD's 128.0 GB/s, and its memory capacity of 288 GB is far higher than AMD's 16 GB.

The NVIDIA part has more shading units (28,672 versus 1024), more texture mapping units (896 versus 64), and includes 896 tensor cores, which the AMD part does not have. The NVIDIA part uses a denser 3 nm process with 230.8 million transistors per mm² versus 145.9 million for AMD. The NVIDIA part has a higher transistor count overall (336,000 million versus 34,000 million) and a larger die (1456 mm² versus 233 mm²).

The NVIDIA part uses HBM4 memory with a 16384-bit bus, while AMD uses LPDDR5X with a 128-bit bus. The NVIDIA part has a PCIe 6.0 x16 bus interface, while AMD has no bus interface listed. The NVIDIA part has a suggested PSU of 2700 W, while AMD has none listed.

The Verdict

The data indicates these two GPUs serve completely different market segments with no meaningful overlap. The AMD Ryzen Z2 Extreme GPU is a low-power, console-class part with a 28 W TDP, integrated memory, and standard graphics API support. Its 3DMark Steel Nomad DX12 score of 516 places it at the 1st percentile of all GPUs, with nearest rivals in the AMD Radeon HD 6000 series range. It is positioned for portable or embedded systems where compact size, low power consumption, and display output capability are required.

The NVIDIA Rubin GPU is a server-class accelerator with a 2300 W TDP, an SXM Module form factor, HBM4 memory, and no display outputs. It has no recorded benchmark scores, but its 50th percentile ranking and massive compute specifications indicate it is designed for high-throughput server workloads. Its 130.0 TFLOPS FP32, 260.0 TFLOPS FP16, and 896 tensor cores position it for data center tasks, while its 288 GB memory capacity and 22.1 TB/s bandwidth support large-scale data processing.

For users seeking a GPU for consumer graphics workloads with standard API support and low power consumption, the AMD Ryzen Z2 Extreme GPU is the only option with recorded benchmark data and graphics API compatibility. For users requiring extreme compute density, massive memory bandwidth, and tensor core acceleration, the NVIDIA Rubin GPU delivers the specifications, though its lack of benchmark scores and display outputs limits its use to server environments.

The benchmark data shows the AMD part at 3.4% to 9.3% below or above its nearest rivals, all of which are older or lower-end parts. The NVIDIA part has no benchmark data, so no direct performance comparison is possible. The specification differences are stark: the NVIDIA GPU has 23.5 times the FP32 throughput, 172.7 times the memory bandwidth, and 9.9 times the transistor count, but the AMD GPU has 2.4 times the pixel rate and a 28 W power envelope versus 2300 W.

The release dates differ by approximately six months, with AMD launching on 2025-07-08 and NVIDIA on 2025-12-31. Both are listed as Active production status. The AMD part has no predecessor or successor listed, while the NVIDIA part lists Server Blackwell as its predecessor. The AMD part has no launch MSRP, and the NVIDIA part also has no launch MSRP, so pricing information is not available in the database.

The verdict from the data is clear: the AMD Ryzen Z2 Extreme GPU wins on power efficiency, pixel throughput, and graphics API compatibility. The NVIDIA Rubin GPU wins on raw compute, memory capacity, bandwidth, and tensor core support. The choice between them depends entirely on the workload, with no crossover in target applications.