Intel Arc G3 Extreme vs Intel Iris Xe Graphics 80EU Mobile Comparison

Head-to-Head Benchmarks

The database records no direct head-to-head benchmark entries for the Intel Arc G3 Extreme versus the Intel Iris Xe Graphics 80EU Mobile. This absence of measured scores means the comparison must be built from the recorded hardware specifications and theoretical throughput figures rather than application-level results. What the data does show is a decisive gap in raw compute capacity, with the Arc G3 Extreme delivering 7.680 TFLOPS of FP32 performance against 1.856 TFLOPS for the Iris Xe 80EU. That is a 4.14x advantage in single-precision floating-point throughput, a margin that will dominate any GPU-bound workload.

The pixel throughput figures reinforce the same conclusion. The Arc G3 Extreme reaches 60.00 GPixel/s, while the Iris Xe 80EU manages 29.00 GPixel/s. The Arc part is 2.07x faster in rasterization throughput, which directly affects fill-rate limited scenes such as high-resolution rendering with heavy overdraw. Texture rate tells a similar story: 120.0 GTexel/s for the Arc G3 Extreme versus 58.00 GTexel/s for the Iris Xe 80EU. The 2.07x lead in texel throughput indicates that filtered, texture-heavy workloads will scale accordingly.

Half-precision compute shows the same proportional gap. The Arc G3 Extreme records 15.36 TFLOPS (2:1) in FP16, while the Iris Xe 80EU records 3.712 TFLOPS (2:1). Again, the ratio is 4.14x, consistent with the FP32 relationship. The shading unit count aligns with these figures: 1536 shading units on the Arc G3 Extreme versus 640 on the Iris Xe 80EU. The TMU and ROP counts also favor the newer part, 48 TMUs versus 40, and 24 ROPs versus 20.

Clock speed contributes to the performance gap as well. The Arc G3 Extreme boosts to 2500 MHz, while the Iris Xe 80EU boosts to 1450 MHz. Both share a 300 MHz base clock. The boost delta of 1050 MHz, combined with the higher unit counts, explains why the throughput ratios exceed the raw architectural differences. The Iris Xe 80EU is not a slow part for its class, but it operates in a different performance tier entirely.

The percentile ranking places both parts at the 50th percentile against all GPUs in the database. This is an unusual outcome given the compute disparity, but the percentile field likely reflects the distribution of integrated graphics parts rather than discrete GPUs. The absence of nearest rivals for either item means no comparative scores are available to refine this picture. The recorded data still supports a clear verdict: the Arc G3 Extreme is the substantially faster GPU on every measured throughput metric.

FAQ

Q: How much faster is the Intel Arc G3 Extreme in FP32 compute than the Intel Iris Xe Graphics 80EU Mobile?

A: The Arc G3 Extreme delivers 7.680 TFLOPS of FP32 performance, while the Iris Xe 80EU delivers 1.856 TFLOPS. The Arc part is 4.14x faster in single-precision compute throughput.

Q: Do both GPUs support the same DirectX version?

A: No. The Arc G3 Extreme supports DirectX 12 Ultimate (12_2), while the Iris Xe 80EU supports DirectX 12 (12_1). Both support OpenGL 4.6 and Vulkan 1.4.

Q: What is the difference in boost clock speeds?

A: The Arc G3 Extreme boosts to 2500 MHz, and the Iris Xe 80EU boosts to 1450 MHz. Both have a 300 MHz base clock.

Q: Does the Iris Xe 80EU have ray tracing cores?

A: No. The Iris Xe 80EU records no ray tracing cores, while the Arc G3 Extreme includes 12 RT cores.

Q: What are the process node differences between the two chips?

A: The Arc G3 Extreme uses a 3 nm process node from Intel, while the Iris Xe 80EU uses a 10 nm process node, also from Intel.

Q: Which GPU has a higher pixel fill rate?

A: The Arc G3 Extreme has a pixel rate of 60.00 GPixel/s, which is 2.07x higher than the 29.00 GPixel/s of the Iris Xe 80EU.

Architecture Differences

The two GPUs come from different architectural generations and manufacturing processes. The Arc G3 Extreme is built on the Xe3-LPG architecture, part of the Arc Graphics-M (Panther Lake) generation. The chip is codenamed Panther Lake and uses Intel's 3 nm process node. The Iris Xe 80EU Mobile uses the Generation 12.2 architecture, part of the HD Graphics-M (Raptor Lake) generation, with the Raptor Lake chip built on a 10 nm process node. The 7 nm process advantage for the Arc part allows for a significantly larger feature set within the same thermal envelope.

The shading resources differ substantially. The Arc G3 Extreme integrates 1536 shading units, 48 TMUs, and 24 ROPs. The Iris Xe 80EU integrates 640 shading units, 40 TMUs, and 20 ROPs. The Arc part also includes 12 dedicated ray tracing cores, while the Iris Xe 80EU has no ray tracing hardware at all. This is a fundamental architectural difference. The ray tracing cores enable hardware-accelerated ray tracing workloads, which are entirely absent on the Iris Xe 80EU.

The API support reflects the architectural generation gap. The Arc G3 Extreme supports DirectX 12 Ultimate (12_2), which includes features such as mesh shaders, variable rate shading, and ray tracing. The Iris Xe 80EU supports DirectX 12 (12_1), which lacks those newer features. Both support OpenGL 4.6 and Vulkan 1.4, so cross-platform compatibility remains similar.

The bus interfaces also differ. The Arc G3 Extreme uses an IGP bus interface, while the Iris Xe 80EU uses a Ring Bus interface. This indicates different integration methods within their respective SoCs. Both are integrated graphics parts with no discrete slot width, and both use portable device dependent display outputs.

The memory subsystem is system shared for both parts, with system dependent bandwidth. Neither GPU has dedicated video memory. This means memory performance will vary based on the host platform's system memory configuration. The Arc G3 Extreme's higher compute throughput will place greater demands on memory bandwidth, but the recorded data does not specify a fixed bandwidth figure.

Specification Differences

The specification table shows clear differences across every major compute category. The Arc G3 Extreme has 1536 shading units versus 640 for the Iris Xe 80EU. TMU count is 48 versus 40, and ROP count is 24 versus 20. The Arc part has 12 RT cores, while the Iris Xe 80EU has none. The FP32 throughput is 7.680 TFLOPS versus 1.856 TFLOPS, and FP16 throughput is 15.36 TFLOPS (2:1) versus 3.712 TFLOPS (2:1).

The clock speeds differ on the boost side: 2500 MHz for the Arc G3 Extreme versus 1450 MHz for the Iris Xe 80EU. Base clocks are identical at 300 MHz. The pixel rate is 60.00 GPixel/s versus 29.00 GPixel/s, and the texture rate is 120.0 GTexel/s versus 58.00 GTexel/s.

The TDP figures show a significant power envelope difference. The Arc G3 Extreme has an 80 W TDP, while the Iris Xe 80EU has a 15 W TDP. This 65 W difference indicates the Arc part requires substantially more power to deliver its performance. The Iris Xe 80EU is designed for much lower power consumption, typical of its Raptor Lake mobile integration.

The process nodes differ: 3 nm for the Arc G3 Extreme versus 10 nm for the Iris Xe 80EU. The bus interface is IGP versus Ring Bus. The DirectX support is 12 Ultimate (12_2) versus 12 (12_1). OpenGL and Vulkan versions match at 4.6 and 1.4 respectively. Both use system shared memory with system dependent bandwidth.

The release dates differ. The Arc G3 Extreme has a release date of 2026-05-31, while the Iris Xe 80EU was released on 2023-01-03. The Iris Xe 80EU has a recorded successor, Arc Graphics-M, which is the generation that includes the Arc G3 Extreme. This lineage confirms the Arc part is a newer generation product.

Where Each One Wins

The Arc G3 Extreme wins on every recorded compute metric. Its 4.14x FP32 advantage means any compute-heavy workload, from physics simulation to video encoding, will favor this part. The 2.07x pixel rate advantage supports higher resolution rendering with more complex shading. The 2.07x texture rate advantage benefits detailed texture filtering. The 12 RT cores enable ray-traced effects that the Iris Xe 80EU cannot perform in hardware.

The Iris Xe 80EU wins on power efficiency and integration simplicity. Its 15 W TDP is 18.75% of the Arc G3 Extreme's 80 W TDP. For thin-and-light mobile devices with limited cooling, the Iris Xe 80EU is the only viable option among the two. It also carries the advantage of being an established, mature part with a 2023 release date, meaning longer driver validation in the field.

The Arc G3 Extreme's 2500 MHz boost clock, combined with its larger unit counts, makes it the clear choice for any GPU-bound task where power delivery and thermal capacity are available. The Iris Xe 80EU cannot match the raw throughput, but its lower power draw makes it suitable for passive-cooled or fanless designs where an 80 W GPU would exceed thermal limits.

The architecture gap shows in API support. The Arc G3 Extreme's DirectX 12 Ultimate (12_2) support enables modern rendering techniques that the Iris Xe 80EU's DirectX 12 (12_1) cannot accelerate. Games and applications using mesh shaders or variable rate shading will require the newer architecture. Older or lighter workloads that do not use these features will run on both, but with the Arc part running them faster.

The Verdict

The data clearly separates these two GPUs into different performance classes. The Intel Arc G3 Extreme is the superior GPU on every recorded throughput metric. Its 7.680 TFLOPS FP32 performance, 60.00 GPixel/s pixel rate, and 120.0 GTexel/s texture rate are all multiples of the Iris Xe 80EU's figures. The 12 RT cores and DirectX 12 Ultimate support give it features the older part cannot offer.

The Intel Iris Xe 80EU Mobile remains relevant only in low-power scenarios. Its 15 W TDP makes it suitable for devices where the 80 W TDP of the Arc G3 Extreme is impractical. The 4.14x compute gap means any performance-sensitive workload will strongly prefer the Arc part, provided the host system can supply the power and manage the heat.

The release timeline supports this interpretation. The Arc G3 Extreme is a 2026 product, while the Iris Xe 80EU is a 2023 product. The Iris Xe 80EU's successor is recorded as Arc Graphics-M, which is the generation containing the Arc G3 Extreme. This places the newer part as the intended replacement for the older one.

The 50th percentile ranking for both parts in the database suggests they occupy similar positions in the overall GPU distribution, but this is likely a reflection of the integrated graphics segment. The recorded specification differences tell the real story: the Arc G3 Extreme is designed for substantially higher performance, and the Iris Xe 80EU is designed for minimal power consumption.

For users choosing between these two, the decision rests entirely on power budget. If the system can support an 80 W integrated GPU, the Arc G3 Extreme delivers 4.14x the FP32 throughput, 2.07x the pixel rate, and 2.07x the texture rate, plus ray tracing support and newer DirectX features. If the system must operate within a 15 W envelope, the Iris Xe 80EU is the only option, and it will deliver roughly a quarter of the compute performance. The data does not support any other conclusion.