AMD Ryzen Z2 Go GPU vs NVIDIA RTX 4500 Ada Generation Comparison

AMD Ryzen Z2 Go GPU and NVIDIA RTX 4500 Ada Generation represent two extremes of the GPU spectrum, one designed for ultra-low-power embedded use and the other for professional workstation workloads. The recorded data shows a massive performance disparity, with the RTX 4500 Ada Generation scoring 166,094 in average benchmark terms and ranking in the 97th percentile of all GPUs, while the Ryzen Z2 Go GPU holds a 50th percentile position with no recorded benchmark scores. This difference is not merely incremental; it reflects fundamentally different design goals, transistor budgets, and power envelopes.

Head-to-Head Benchmarks

The benchmark database contains no direct head-to-head comparison results between these two products, but the existing measurements for the RTX 4500 Ada Generation provide clear reference points. In Geekbench OpenCL, the RTX 4500 scores 160,786, and in Geekbench Vulkan, it scores 171,401. These figures place it within a tight competitive cluster. The nearest rival, the NVIDIA RTX A5500, averages 165,217, which is 0.5% below the RTX 4500's average score. The AMD Radeon PRO W7800 sits 0.7% behind with 164,894, while the AMD Radeon Pro W6900X leads by 1.5% with 168,574. The NVIDIA A100 PCIe 40 GB trails by 2.2% with 162,504.

The Ryzen Z2 Go GPU has no benchmark entries in the database, so its performance can only be inferred from its architectural specifications. Its FP32 throughput of 4.147 TFLOPS is approximately 10.5% of the RTX 4500's 39.63 TFLOPS, which means the RTX 4500 delivers roughly 9.6 times the raw compute throughput. In texture fill rate, the RTX 4500 produces 619.2 GTexel/s versus 129.6 GTexel/s for the Ryzen Z2 Go, a 4.8-fold advantage. Pixel rate favors the RTX 4500 at 206.4 GPixel/s against 86.40 GPixel/s, a 2.4-fold difference. These ratios indicate that while the Ryzen Z2 Go is not a negligible performer for its class, it operates in a completely different performance tier.

The RTX 4500's nearest rival comparisons show how close the workstation field is at the top. A 0.5% margin over the RTX A5500 and a 0.7% margin over the Radeon PRO W7800 suggest that benchmark scores in this range differentiate products by small but measurable amounts. The 1.5% deficit to the Radeon Pro W6900X indicates that the RTX 4500 is not the absolute fastest workstation GPU in the database, but its 97th percentile ranking confirms it sits near the apex of the entire GPU landscape. The Ryzen Z2 Go's 50th percentile placement, by contrast, places it exactly at the median of all recorded GPUs, a position consistent with an integrated-class part rather than a discrete workstation accelerator.

FAQ

Q: What is the performance gap between the Ryzen Z2 Go and the RTX 4500 Ada Generation?

A: The RTX 4500 delivers 39.63 TFLOPS FP32 compute versus 4.147 TFLOPS for the Ryzen Z2 Go, a 9.6-fold difference. Texture rate is 619.2 GTexel/s versus 129.6 GTexel/s, and pixel rate is 206.4 GPixel/s versus 86.40 GPixel/s. The RTX 4500 ranks in the 97th percentile of all GPUs, while the Ryzen Z2 Go sits at the 50th percentile.

Q: How does the RTX 4500 compare to its nearest workstation rivals?

A: The RTX 4500 averages 166,094 in benchmark scores. It leads the NVIDIA RTX A5500 by 0.5% and the AMD Radeon PRO W7800 by 0.7%. It trails the AMD Radeon Pro W6900X by 1.5% and leads the NVIDIA A100 PCIe 40 GB by 2.2%.

Q: Which GPU has more memory bandwidth?

A: The RTX 4500 has 432.0 GB/s bandwidth from 24 GB of GDDR6 on a 192-bit bus. The Ryzen Z2 Go has 102.4 GB/s from 16 GB of LPDDR5 on a 128-bit bus. The RTX 4500 provides 4.2 times the bandwidth.

Q: What are the power consumption figures for each GPU?

A: The Ryzen Z2 Go has a TDP of 28 W, while the RTX 4500 has a TDP of 210 W and a suggested PSU rating of 550 W. The RTX 4500 consumes 7.5 times the power of the Ryzen Z2 Go.

Q: What is the transistor and die size difference?

A: The RTX 4500 uses 45,900 million transistors on a 379 mm² die, while the Ryzen Z2 Go uses 13,100 million transistors on a 208 mm² die. The RTX 4500 packs 121.1 million transistors per mm² versus 63.0 million per mm² for the Ryzen Z2 Go.

Q: Which GPU supports ray tracing and tensor operations?

A: Both support DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. The RTX 4500 includes 60 RT cores and 240 tensor cores. The Ryzen Z2 Go includes 12 RT cores but no tensor cores.

Architecture Differences

The two GPUs come from different architectural families. The Ryzen Z2 Go uses RDNA 2.0 architecture on a chip labeled Rembrandt+, built by TSMC on a 6 nm process. The RTX 4500 Ada Generation uses Ada Lovelace architecture on the AD103 chip, also from TSMC but on a 5 nm process node. This process advantage gives the RTX 4500 a significantly higher transistor density: 121.1 million transistors per mm² versus 63.0 million for the Ryzen Z2 Go. The RTX 4500's die is 379 mm² and holds 45,900 million transistors, while the Ryzen Z2 Go's die is 208 mm² with 13,100 million transistors.

The compute architectures diverge sharply. The RTX 4500 has 7,680 shading units, 240 texture mapping units, and 80 render output units. The Ryzen Z2 Go has 768 shading units, 48 TMUs, and 32 ROPs. The RTX 4500 also integrates 60 RT cores and 240 tensor cores, whereas the Ryzen Z2 Go has only 12 RT cores and no tensor cores. This means the RTX 4500 can accelerate ray tracing and AI inference workloads through dedicated hardware, while the Ryzen Z2 Go relies solely on its shader array for those tasks.

Memory architecture also differs fundamentally. The Ryzen Z2 Go uses LPDDR5 memory, which is typically soldered and shared with the system, while the RTX 4500 uses dedicated GDDR6 memory. The RTX 4500's memory clock runs at 2250 MHz with 18 Gbps effective data rate, while the Ryzen Z2 Go's memory runs at 800 MHz with 6.4 Gbps effective. The bus widths are 192-bit for the RTX 4500 and 128-bit for the Ryzen Z2 Go. These differences explain the bandwidth gap: 432.0 GB/s versus 102.4 GB/s. FP16 performance also differs in format; the RTX 4500 achieves 39.63 TFLOPS in both FP32 and FP16 at a 1:1 ratio, while the Ryzen Z2 Go achieves 8.294 TFLOPS FP16 at a 2:1 ratio relative to its FP32 figure.

Specification Differences

The RTX 4500 uses a 5 nm process node, while the Ryzen Z2 Go uses 6 nm. Transistor counts are 45,900 million versus 13,100 million, and die sizes are 379 mm² versus 208 mm². Transistor density is 121.1 million per mm² versus 63.0 million per mm². Clock speeds differ substantially: the RTX 4500 has a 2070 MHz base and 2580 MHz boost, while the Ryzen Z2 Go has an 800 MHz base and 2700 MHz boost. The Ryzen Z2 Go's higher boost clock does not compensate for its far smaller shader count.

Memory capacity is 24 GB GDDR6 for the RTX 4500 versus 16 GB LPDDR5 for the Ryzen Z2 Go. Bus width is 192-bit versus 128-bit. Bandwidth is 432.0 GB/s versus 102.4 GB/s. Shading units are 7,680 versus 768, TMUs are 240 versus 48, ROPs are 80 versus 32, RT cores are 60 versus 12, and tensor cores are 240 versus none. Pixel rate is 206.4 GPixel/s versus 86.40 GPixel/s, and texture rate is 619.2 GTexel/s versus 129.6 GTexel/s. FP32 compute is 39.63 TFLOPS versus 4.147 TFLOPS.

Power consumption is a major differentiator: the RTX 4500 has a 210 W TDP and requires a 550 W suggested PSU, while the Ryzen Z2 Go has a 28 W TDP with no power connectors. Physical dimensions also differ: the RTX 4500 is a dual-slot card measuring 245 mm in length and 112 mm in height, while the Ryzen Z2 Go has no recorded dimensions. Display outputs are 4x DisplayPort 1.4a for the RTX 4500 versus a single USB Type-C for the Ryzen Z2 Go. The RTX 4500 uses a PCIe 4.0 x16 interface, while the Ryzen Z2 Go has no recorded bus interface. Release dates are August 2023 for the RTX 4500 and December 2024 for the Ryzen Z2 Go.

Where Each One Wins

The RTX 4500 Ada Generation wins in every measurable compute category. Its 39.63 TFLOPS FP32 performance suits heavy graphics workloads, scientific simulation, and rendering tasks. The 240 tensor cores enable accelerated AI inference and training acceleration, and the 60 RT cores handle ray-traced rendering with dedicated hardware. The 24 GB GDDR6 memory with 432.0 GB/s bandwidth supports large datasets and high-resolution textures without swapping. The dual-slot form factor and PCIe 4.0 x16 interface integrate into standard workstation platforms. The 97th percentile ranking confirms its position among the fastest GPUs in the database.

The Ryzen Z2 Go GPU wins in power efficiency and integration. Its 28 W TDP allows operation without external power connectors, making it suitable for compact or embedded systems. The 6 nm process and 208 mm² die keep physical footprint small. The 16 GB LPDDR5 memory provides a substantial capacity for its class, and the 102.4 GB/s bandwidth is adequate for modest workloads. The single USB Type-C output simplifies connectivity in mobile or handheld form factors. Its 12 RT cores provide some ray tracing capability, and the 50th percentile ranking indicates it performs at the median of all GPUs, which is respectable for a low-power part.

The RTX 4500 also leads in memory bandwidth by a factor of 4.2, which directly impacts texture-heavy and compute-intensive workloads. The Ryzen Z2 Go's higher boost clock of 2700 MHz versus 2580 MHz does not offset its 10-fold deficit in shading units. The RTX 4500's nearest rival data shows it competes within a 2.2% band of other top workstation GPUs, meaning small performance differences separate the leaders. The Ryzen Z2 Go has no rival data, which limits direct comparisons but also indicates its market segment is less contested. The production status for both is Active, but the RTX 4500's predecessor is Workstation Ampere and its successor is Blackwell PRO W, while the Ryzen Z2 Go has no recorded predecessor or successor. This suggests the RTX 4500 sits within a well-defined product lineage, while the Ryzen Z2 Go may be a standalone offering.