AMD Instinct MI350X vs Intel Arc Graphics 4 Xe Mobile Comparison

FAQ

Q: What are the core specifications of the AMD Instinct MI350X?

A: The AMD Instinct MI350X uses the CDNA 4.0 architecture with the MI350 256CU chip. It is built on a 3 nm process at TSMC, contains 185,000 million transistors on a 2380 mm² die, and has a transistor density of 77.7M per mm². Its base clock is 1000 MHz with a boost clock of 2200 MHz. The card includes 16,384 shading units, 1,024 TMUs, and no ROPs. Memory consists of 288 GB of HBM3e on an 8192-bit bus, delivering 8.19 TB/s of bandwidth.

Q: What are the core specifications of the Intel Arc Graphics 4 Xe Mobile?

A: The Intel Arc Graphics 4 Xe Mobile uses the Xe3-LPG architecture with the Panther Lake chip. It is built on a 3 nm process at Intel. Its base clock is 300 MHz with a boost clock of 2300 MHz. The chip includes 512 shading units, 32 TMUs, 16 ROPs, and 4 ray tracing cores. Memory is System Shared in size, type, and bus width, with bandwidth listed as System Dependent. The graphics solution is an IGP with a 25 W TDP.

Q: What are the pixel and texture rates for each product?

A: The AMD Instinct MI350X has a pixel rate of 0 MPixel/s and a texture rate of 2,252.8 GTexel/s. The Intel Arc Graphics 4 Xe Mobile has a pixel rate of 36.80 GPixel/s and a texture rate of 73.60 GTexel/s.

Q: What FP32 and FP16 performance do these products deliver?

A: The AMD Instinct MI350X delivers 72.09 TFLOPS of FP32 and 72.09 TFLOPS of FP16 at a 1:1 ratio. The Intel Arc Graphics 4 Xe Mobile delivers 2.355 TFLOPS of FP32 and 4.710 TFLOPS of FP16 at a 2:1 ratio.

Q: What is the power requirement and physical form factor of each product?

A: The AMD Instinct MI350X has a TDP of 1000 W, a suggested PSU of 1400 W, and uses an OAM Module slot width. It has no power connectors and no display outputs. The Intel Arc Graphics 4 Xe Mobile has a TDP of 25 W, is an IGP, and has no power connectors. Its display outputs are Portable Device Dependent.

Q: What API support does each product offer?

A: The AMD Instinct MI350X has N/A for DirectX, OpenGL, and Vulkan. The Intel Arc Graphics 4 Xe Mobile supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Where Each One Wins

The AMD Instinct MI350X is designed for compute workloads where raw floating-point throughput and massive memory bandwidth dominate. Its FP32 performance of 72.09 TFLOPS is over 30 times higher than the Intel part's 2.355 TFLOPS. Its FP16 performance at 72.09 TFLOPS with a 1:1 ratio indicates full-rate FP16 execution, whereas the Intel chip's 4.710 TFLOPS FP16 at a 2:1 ratio means it runs FP16 at half the rate of FP32. The MI350X also offers 288 GB of HBM3e memory with 8.19 TB/s bandwidth, making it suitable for large models and datasets that require high-capacity, high-speed memory. Its texture rate of 2,252.8 GTexel/s is roughly 30.6 times the Intel chip's 73.60 GTexel/s. The MI350X uses a PCIe 5.0 x16 interface, which provides a direct connection to host systems for data transfer.

The Intel Arc Graphics 4 Xe Mobile wins in areas where power efficiency and integrated graphics matter. Its TDP of 25 W is 40 times lower than the MI350X's 1000 W. It includes 4 ray tracing cores, which the MI350X does not have listed, and supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, while the MI350X has no API support. The Intel chip also has a pixel rate of 36.80 GPixel/s, whereas the MI350X has 0 MPixel/s. Its ROP count of 16 allows for rasterization output, which the MI350X lacks entirely. The Intel part is an IGP with system-shared memory, meaning it can be integrated into portable devices where discrete graphics are not feasible. Its boost clock of 2300 MHz is slightly higher than the MI350X's 2200 MHz, and its base clock of 300 MHz is lower, indicating a design focused on burst performance rather than sustained throughput.

Architecture Differences

The AMD Instinct MI350X is built on CDNA 4.0, a compute-optimized architecture from AMD's Instinct line. It uses the MI350 256CU chip and is manufactured by TSMC on a 3 nm process. The die size is 2380 mm² with 185,000 million transistors, yielding a density of 77.7M transistors per square millimeter. The architecture has no ROPs, no ray tracing cores, and no tensor cores listed. It has 16,384 shading units and 1,024 TMUs. The memory subsystem uses HBM3e with a 8192-bit bus and 8.19 TB/s bandwidth. The card has no display outputs and no API support, confirming its role as an accelerator rather than a graphics output device.

The Intel Arc Graphics 4 Xe Mobile is built on Xe3-LPG, an integrated graphics architecture from Intel's Arc Graphics-M generation under the Panther Lake chip. It is also manufactured on a 3 nm process, but by Intel rather than TSMC. Transistor count and die size are listed as unknown. The architecture includes 512 shading units, 32 TMUs, 16 ROPs, and 4 ray tracing cores. Memory is system-shared, meaning it uses the host system's RAM for both capacity and bandwidth. The chip supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, making it compatible with modern graphics APIs. It has a pixel rate of 36.80 GPixel/s and a texture rate of 73.60 GTexel/s. The design is an IGP, meaning it is integrated into a processor package, and its bus interface is also listed as IGP.

The fundamental architectural difference is that the MI350X is a discrete compute accelerator with no graphics output, while the Intel chip is an integrated graphics processor designed for rendering and display output. The MI350X focuses on massive parallel compute with high memory bandwidth, while the Intel part focuses on graphics features such as ray tracing and API compatibility at low power.

Specification Differences

The two products differ across nearly every specification field.

• Process node: Both use 3 nm, but the MI350X is made by TSMC, the Intel chip by Intel.
• Transistors: MI350X has 185,000 million; Intel is unknown.
• Die size: MI350X is 2380 mm²; Intel is unknown.
• Transistor density: MI350X is 77.7M / mm²; Intel has no listing.
• Base clock: 1000 MHz vs 300 MHz.
• Boost clock: 2200 MHz vs 2300 MHz.
• Memory clock: 2000 MHz (8 Gbps effective) vs System Shared.
• Memory size: 288 GB HBM3e vs System Shared.
• Memory bus width: 8192 bit vs System Shared.
• Memory bandwidth: 8.19 TB/s vs System Dependent.
• Shading units: 16384 vs 512.
• TMUs: 1024 vs 32.
• ROPs: 0 vs 16.
• Ray tracing cores: None vs 4.
• Pixel rate: 0 MPixel/s vs 36.80 GPixel/s.
• Texture rate: 2,252.8 GTexel/s vs 73.60 GTexel/s.
• FP32: 72.09 TFLOPS vs 2.355 TFLOPS.
• FP16: 72.09 TFLOPS (1:1) vs 4.710 TFLOPS (2:1).
• TDP: 1000 W vs 25 W.
• Slot width: OAM Module vs IGP.
• Power connectors: None for both.
• Suggested PSU: 1400 W vs None.
• Bus interface: PCIe 5.0 x16 vs IGP.
• Display outputs: No outputs vs Portable Device Dependent.
• DirectX: N/A vs 12 Ultimate (12_2).
• OpenGL: N/A vs 4.6.
• Vulkan: N/A vs 1.4.
• Dimensions: MI350X is 102 mm length and 165 mm width; Intel has no dimensions.
• Release date: MI350X is 2025-06-11; Intel is 2026-01-26.
• Production status: MI350X has no listing; Intel is Active.
• Predecessor: MI350X has Radeon Instinct; Intel has none.

Head-to-Head Benchmarks

There are no recorded head-to-head benchmark scores in the database for these two products. Both have an average benchmark score of 0 and a percentile rank of 50 against all GPUs. The wins count is 0 for each side. This means no direct comparative measurements exist. However, the specification data allows for a direct comparison of theoretical peak performance.

The most significant difference is in FP32 throughput. The MI350X delivers 72.09 TFLOPS, which is 30.6 times higher than the Intel chip's 2.355 TFLOPS. In FP16, the MI350X again delivers 72.09 TFLOPS, while the Intel chip delivers 4.710 TFLOPS, a 15.3 times difference. The MI350X's FP16 rate is identical to its FP32 rate, indicating a 1:1 ratio, while the Intel chip's FP16 is double its FP32, indicating a 2:1 ratio where FP16 runs at half rate.

Texture rate shows a similar gap. The MI350X's 2,252.8 GTexel/s is 30.6 times the Intel chip's 73.60 GTexel/s. The pixel rate goes the other direction: the Intel chip has 36.80 GPixel/s while the MI350X has 0 MPixel/s, meaning the MI350X cannot perform pixel output at all.

Memory bandwidth is another large divider. The MI350X has 8.19 TB/s of HBM3e bandwidth on a 8192-bit bus. The Intel chip's bandwidth is listed as System Dependent, meaning it relies on the host system's memory controller. With system-shared memory, the Intel chip's bandwidth is not fixed and cannot be compared directly. However, the MI350X's dedicated 288 GB of HBM3e far exceeds any system-shared allocation in capacity.

Clock speeds show a nuanced picture. The Intel chip has a higher boost clock at 2300 MHz versus 2200 MHz for the MI350X. The MI350X has a much higher base clock at 1000 MHz versus 300 MHz for the Intel chip. This suggests the MI350X maintains a higher minimum performance level, while the Intel chip can burst higher but idles much lower.

Power draw is starkly different. The MI350X consumes 1000 W with a suggested PSU of 1400 W. The Intel chip consumes 25 W with no suggested PSU listed. This 40-fold difference in TDP highlights the intended use cases: the MI350X is a data center accelerator with external power delivery, while the Intel chip is an integrated solution for battery-powered portable devices.

The Intel chip supports modern graphics APIs, including DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. The MI350X lists N/A for all APIs, confirming it is not designed for graphics rendering or display. The Intel chip also has 4 ray tracing cores and 16 ROPs, enabling ray-traced rendering and pixel output, neither of which the MI350X can do.

The Verdict

The data shows two products with no common use case. The AMD Instinct MI350X is a compute accelerator with 72.09 TFLOPS of FP32, 288 GB of HBM3e memory, and 8.19 TB/s of bandwidth. It has no display outputs, no graphics API support, and no ROPs. Its 1000 W TDP and OAM Module form factor place it in server racks with dedicated power delivery. The Intel Arc Graphics 4 Xe Mobile is an integrated graphics processor with 2.355 TFLOPS of FP32, system-shared memory, and full API support including DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. Its 25 W TDP and IGP form factor make it suitable for portable devices where power is limited.

For compute workloads such as large-scale matrix operations, machine learning training, or high-bandwidth data processing, the MI350X is the clear choice. Its FP32 and FP16 performance are both 72.09 TFLOPS, its memory bandwidth is 8.19 TB/s, and its texture rate is 2,252.8 GTexel/s. These figures are orders of magnitude higher than the Intel chip's corresponding values. The MI350X also has a 8192-bit memory bus, which enables the high bandwidth necessary for memory-intensive tasks.

For graphics rendering, gaming, or any display output, the Intel Arc Graphics 4 Xe Mobile is the only option. It has 16 ROPs, 4 ray tracing cores, a pixel rate of 36.80 GPixel/s, and supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4. The MI350X cannot perform any rasterization or pixel output, as its pixel rate is 0 MPixel/s and it has no display outputs.

The release dates reinforce this split. The MI350X was released on 2025-06-11, while the Intel chip is dated 2026-01-26. The Intel chip's production status is Active, while the MI350X has no listing. The MI350X's predecessor is Radeon Instinct, indicating a lineage of compute accelerators.

The database contains no benchmark scores for either product, so no empirical performance data exists beyond specifications. The percentile rank for both is 50, and the average benchmark score is 0 for both. This means the verdict relies entirely on the recorded specifications.

A user needing a compute accelerator for AI, scientific simulation, or data center workloads should select the MI350X. Its 72.09 TFLOPS FP32, 72.09 TFLOPS FP16, 288 GB HBM3e, and 8.19 TB/s bandwidth are the highest recorded values in this comparison. The 1000 W TDP and 1400 W suggested PSU indicate a system designed for high-power compute nodes.

A user needing integrated graphics for a portable device should select the Intel Arc Graphics 4 Xe Mobile. Its 25 W TDP, 4 ray tracing cores, API support, and system-shared memory design fit a low-power, space-constrained platform. Its boost clock of 2300 MHz is higher than the MI350X's 2200 MHz, and its pixel rate of 36.80 GPixel/s provides actual display output capability.

The two products share only the 3 nm process node and the absence of power connectors. Every other specification points to divergent purposes. The MI350X is a compute accelerator with no graphics features. The Intel chip is a graphics processor with no discrete compute ambitions. The choice is determined by whether the workload requires compute throughput or graphics output.