AMD Instinct MI300 vs Intel Arc Graphics 1 Xe Mobile Comparison

Head-to-Head Benchmarks

The recorded data shows no direct benchmark comparisons between the AMD Instinct MI300 and the Intel Arc Graphics 1 Xe Mobile. There are no measured scores, no win counts, and no rival delta percentages available in the database for either part. The average benchmark score for both is zero, and both sit at the 50th percentile against all GPUs.

This absence of data is not surprising given the fundamental positioning of each product. The AMD Instinct MI300 is a data center accelerator with a 600 W power target, while the Intel Arc Graphics 1 Xe Mobile is a 25 W integrated graphics solution for portable devices. Without recorded benchmark results, the database cannot provide head-to-head performance deltas. The analysis below instead relies on the architectural and specification differences that are fully documented.

What the data does show is that the MI300 delivers 47.87 TFLOPS of FP32 compute, while the Intel part delivers 588.8 GFLOPS. That is a ratio of roughly 81 to 1 in raw FP32 throughput. In FP16, the MI300 again produces 47.87 TFLOPS (1:1), while the Intel part produces 1,177.6 GFLOPS (2:1). The gap remains enormous. Texture rate tells a similar story: 1,496.0 GTexel/s for the MI300 versus 18.40 GTexel/s for the Intel part. The pixel rate is even more lopsided because the MI300 reports 0 MPixel/s while the Intel part reports 9.200 GPixel/s. The MI300 has no ROPs, so it cannot rasterize pixels at all; the Intel part has 4 ROPs.

These are not competing products in any measurable sense. The database records no wins for either side because no test results exist. What exists is a clear specification chasm, and the rest of this analysis interprets that chasm.

FAQ

Q: Which GPU has more shading units?

A: The AMD Instinct MI300 has 14,080 shading units. The Intel Arc Graphics 1 Xe Mobile has 128 shading units. The MI300 has 110 times more shading units.

Q: What memory configurations do the two GPUs use?

A: The AMD Instinct MI300 uses 128 GB of HBM3 memory on an 8192-bit bus with 5.32 TB/s bandwidth and a memory clock of 1300 MHz (5.2 Gbps effective). The Intel Arc Graphics 1 Xe Mobile uses system shared memory, with system shared type, system shared bus width, and system dependent bandwidth.

Q: Do both GPUs support ray tracing?

A: The Intel Arc Graphics 1 Xe Mobile has 1 ray tracing core. The AMD Instinct MI300 has no recorded ray tracing cores, and its API support for DirectX, OpenGL, and Vulkan is listed as N/A.

Q: What is the power draw difference?

A: The AMD Instinct MI300 has a TDP of 600 W and requires 2x 8-pin power connectors with a suggested PSU of 1000 W. The Intel Arc Graphics 1 Xe Mobile has a TDP of 25 W, uses no power connectors, and has no suggested PSU listed.

Q: Which GPU is manufactured on a smaller process node?

A: The Intel Arc Graphics 1 Xe Mobile is on a 3 nm node fabricated by Intel. The AMD Instinct MI300 is on a 5 nm node fabricated by TSMC.

Q: What are the release dates?

A: The AMD Instinct MI300 was released on 2023-01-03. The Intel Arc Graphics 1 Xe Mobile has a release date of 2026-04-15.

Architecture Differences

The AMD Instinct MI300 uses the CDNA 3.0 architecture with the Aqua Vanjaram chip. The Intel Arc Graphics 1 Xe Mobile uses the Xe3-LPG architecture with the Wildcat Lake chip. These are entirely different design philosophies. CDNA 3.0 is optimized for compute density in accelerators, while Xe3-LPG is an integrated graphics architecture for low-power mobile systems.

The MI300 is built on a 5 nm TSMC process and integrates 153,000 million transistors on a 1017 mm² die. That yields a transistor density of 150.4M per mm². The Intel part is on a 3 nm Intel process, but the database records neither transistor count nor die size. The MI300's massive die and transistor budget support its 14,080 shading units, 880 texture mapping units, and 0 ROPs. Having no ROPs means the MI300 cannot output pixels, which is consistent with its role as a compute accelerator rather than a display adapter. The Intel part has 128 shading units, 8 TMUs, 4 ROPs, and 1 ray tracing core, making it a conventional graphics pipeline.

Memory architecture diverges completely. The MI300 uses 128 GB of HBM3 with an 8192-bit bus and 5.32 TB/s bandwidth. The Intel part uses system shared memory with system dependent bandwidth. The MI300's memory clock is 1300 MHz (5.2 Gbps effective), while the Intel part's memory clock is listed as "System Shared." This means the Intel GPU borrows from the host system memory, which introduces latency and bandwidth constraints that the dedicated HBM3 stack avoids.

API support also differs. The Intel Arc Graphics 1 Xe Mobile supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The MI300 lists N/A for DirectX, OpenGL, and Vulkan, indicating it is not designed for conventional graphics APIs. The clock behavior differs as well: the MI300 has a base clock of 1000 MHz and a boost of 1700 MHz, while the Intel part has a base of 300 MHz and a boost of 2300 MHz. The Intel part boosts to a higher absolute frequency, but with only 128 shading units, that frequency cannot compensate for the MI300's massive core count.

Specification Differences

The two parts differ across nearly every recorded specification field.

Process and foundry: The MI300 uses a 5 nm TSMC node. The Intel part uses a 3 nm Intel node.

Transistors and die: The MI300 has 153,000 million transistors on a 1017 mm² die. The Intel part has unknown transistor count and unknown die size.

Clocks: The MI300 has a 1000 MHz base and 1700 MHz boost. The Intel part has a 300 MHz base and 2300 MHz boost.

Memory: The MI300 has 128 GB HBM3, 8192-bit bus, 5.32 TB/s bandwidth, and 1300 MHz (5.2 Gbps effective) memory clock. The Intel part has system shared memory, system shared type, system shared bus width, system dependent bandwidth, and system shared memory clock.

Shading units: 14,080 for the MI300 versus 128 for the Intel part.

TMUs: 880 for the MI300 versus 8 for the Intel part.

ROPs: 0 for the MI300 versus 4 for the Intel part.

Ray tracing cores: None recorded for the MI300 versus 1 for the Intel part.

Pixel rate: 0 MPixel/s for the MI300 versus 9.200 GPixel/s for the Intel part.

Texture rate: 1,496.0 GTexel/s for the MI300 versus 18.40 GTexel/s for the Intel part.

FP32: 47.87 TFLOPS for the MI300 versus 588.8 GFLOPS for the Intel part.

FP16: 47.87 TFLOPS (1:1) for the MI300 versus 1,177.6 GFLOPS (2:1) for the Intel part.

TDP: 600 W for the MI300 versus 25 W for the Intel part.

Power connectors: 2x 8-pin for the MI300 versus none for the Intel part.

Suggested PSU: 1000 W for the MI300 versus none for the Intel part.

Bus interface: PCIe 5.0 x16 for the MI300 versus IGP for the Intel part.

Display outputs: No outputs for the MI300 versus portable device dependent for the Intel part.

APIs: N/A for the MI300 versus DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4 for the Intel part.

Dimensions: The MI300 measures 267 mm by 111 mm. The Intel part has no recorded dimensions.

Slot width: Not recorded for the MI300 versus IGP for the Intel part.

Production status: Not recorded for the MI300 versus active for the Intel part.

Release date: 2023-01-03 for the MI300 versus 2026-04-15 for the Intel part.

Predecessor: Radeon Instinct for the MI300 versus HD Graphics-M for the Intel part.

The Verdict

The data supports a clear conclusion: these are not competing products. The AMD Instinct MI300 is a 600 W, 5 nm data center accelerator with 128 GB of HBM3, 14,080 shading units, and 47.87 TFLOPS of FP32 compute. The Intel Arc Graphics 1 Xe Mobile is a 25 W, 3 nm integrated GPU with 128 shading units, system shared memory, and 588.8 GFLOPS of FP32 compute. The MI300 has no display outputs, no ROPs, and no conventional graphics API support, confirming it is not intended for rendering. The Intel part has 4 ROPs, 1 ray tracing core, and full DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4 support, confirming it is intended for graphics.

Who should pick which depends entirely on the workload. The MI300 is the only option for compute-heavy tasks that require massive memory bandwidth and FP32 throughput, assuming the system can supply 600 W and a 1000 W PSU. The Intel part is the only option for portable devices that need display output and graphics API compatibility at 25 W. There is no overlap in use cases.

Where Each One Wins

AMD Instinct MI300 wins in raw compute throughput. The data shows 47.87 TFLOPS FP32 and FP16 (1:1), 1,496.0 GTexel/s texture rate, and 5.32 TB/s memory bandwidth. The 128 GB HBM3 pool with an 8192-bit bus provides a memory subsystem that the Intel part cannot approach. The MI300 also wins on shading unit count (14,080 versus 128) and TMU count (880 versus 8). The transistor count of 153,000 million on a 1017 mm² die indicates a design optimized for sustained compute workloads.

Intel Arc Graphics 1 Xe Mobile wins in graphics output capability. The data shows 4 ROPs and a pixel rate of 9.200 GPixel/s, while the MI300 has 0 ROPs and a pixel rate of 0 MPixel/s. The Intel part has 1 ray tracing core, while the MI300 has none. The Intel part supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, while the MI300 lists N/A for all three. The Intel part also has display outputs (portable device dependent), while the MI300 has no outputs. For any task that requires rendering to a screen, the Intel part is the only viable choice.

Intel Arc Graphics 1 Xe Mobile wins in power efficiency. The data shows a 25 W TDP versus 600 W for the MI300. The Intel part requires no power connectors and no suggested PSU, while the MI300 requires 2x 8-pin connectors and a 1000 W PSU. The Intel part is also on a smaller 3 nm node, which contributes to its low power envelope. The MI300's 5 nm node and massive die size necessitate substantial cooling and power delivery.

Intel Arc Graphics 1 Xe Mobile wins in clock frequency. The data shows a 2300 MHz boost clock versus 1700 MHz for the MI300. The Intel part also has a lower base clock of 300 MHz versus 1000 MHz, but the higher boost indicates headroom for short bursts of activity. This does not translate into higher throughput given the core count disparity, but it does reflect a different operating strategy.

AMD Instinct MI300 wins in memory capacity and bandwidth. The data shows 128 GB of HBM3 with 5.32 TB/s bandwidth. The Intel part relies on system shared memory with system dependent bandwidth, which is inherently limited by the host platform. The MI300 also has a dedicated memory clock of 1300 MHz (5.2 Gbps effective), while the Intel part has no dedicated memory clock.

Intel Arc Graphics 1 Xe Mobile wins in API compatibility. The data shows DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4 support. The MI300 has N/A for all APIs, meaning it cannot run standard graphics workloads. The Intel part's ray tracing core and 4 ROPs further support its role as a graphics processor.

AMD Instinct MI300 wins in expansion interface. The data shows PCIe 5.0 x16, while the Intel part uses IGP. The PCIe 5.0 x16 interface provides high-bandwidth host connectivity for data transfer, consistent with the MI300's accelerator role. The Intel part's IGP interface ties it to the host processor with no expansion capability.

The database records no benchmark scores to refine these findings further. The specification differences alone make the division of labor unambiguous.