Intel Arc A310E vs Intel Arc Graphics 2 Xe Mobile Comparison

Architecture Differences

The Intel Arc A310E and Intel Arc Graphics 2 Xe Mobile represent two distinct generations and design philosophies within Intel's graphics lineup. The A310E is built on the DG2-128 chip using the Xe-HPG architecture, belonging to the Alchemist (Arc 3) generation. It is manufactured on a 6 nm process at TSMC, with a die size of 157 mm² and a transistor count of 7,200 million, yielding a transistor density of 45.9M per mm². In contrast, the Arc Graphics 2 Xe Mobile uses the Wildcat Lake chip with the Xe3-LPG architecture, part of the Arc Graphics-M (Wildcat Lake) generation. This part is produced on Intel's own 3 nm process, though the database records no transistor count or die size for it.

The compute resources differ substantially. The A310E packs 768 shading units, 32 texture mapping units, 16 raster operation units, and 6 ray tracing cores. The Arc Graphics 2 Xe Mobile has 256 shading units, 16 TMUs, 8 ROPs, and 2 ray tracing cores. This means the A310E has exactly three times the shading units, double the TMUs, double the ROPs, and triple the ray tracing cores of the mobile part. The A310E also posts higher pixel and texture rates: 32.00 GPixel/s and 64.00 GTexel/s respectively, versus 20.00 GPixel/s and 40.00 GTexel/s for the mobile GPU. In terms of raw floating-point throughput, the A310E delivers 3.072 TFLOPS FP32 and 6.144 TFLOPS FP16 (2:1), while the mobile part achieves 1,280.0 GFLOPS FP32 and 2.560 TFLOPS FP16 (2:1).

Clock behavior also separates the two. The A310E operates at a flat 2000 MHz for both base and boost clocks, with memory clocked at 1937 MHz (15.5 Gbps effective). The Arc Graphics 2 Xe Mobile has a base clock of just 300 MHz but boosts to 2500 MHz, a much wider dynamic range that suits power-constrained mobile environments. Memory configuration could hardly be more different: the A310E uses 4 GB of dedicated GDDR6 memory on a 64-bit bus, delivering 124.0 GB/s of bandwidth. The mobile part relies entirely on system shared memory, with bus width and bandwidth listed as system dependent.

Power and physical design reflect their intended roles. The A310E is a single-slot discrete card with a 75 W TDP, no power connectors, and a suggested PSU of 250 W. It measures 168 mm in length, 69 mm in height, and 20 mm in width, and provides four mini-DisplayPort 2.0 outputs. The Arc Graphics 2 Xe Mobile is an integrated GPU (IGP) with a 25 W TDP, no slot width, no power connectors, and display outputs that are portable device dependent. Both parts support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, and both use the PCIe 4.0 x8 bus interface on the A310E while the mobile part uses an integrated bus interface.

The production statuses differ as well. The A310E is end-of-life, released on 2024-03-31, with a predecessor of Xe Graphics and a successor of Battlemage. The Arc Graphics 2 Xe Mobile is active, with a release date of 2026-04-15, and its predecessor is listed as HD Graphics-M. No launch MSRP is recorded for either product.

Where Each One Wins

The data points to a clear division of strengths. The A310E wins on absolute compute throughput, memory bandwidth, and dedicated resources. Its 3.072 TFLOPS FP32 output is more than double the mobile part's 1,280.0 GFLOPS, and its 124.0 GB/s dedicated memory bandwidth far exceeds what a system-shared configuration can provide. The higher TMU and ROP counts give it an edge in texture-heavy and fill-rate-bound workloads. For embedded or small-form-factor systems where a discrete card can be installed, the A310E offers the raw performance headroom.

The Arc Graphics 2 Xe Mobile wins on efficiency and integration. At 25 W TDP, it consumes one-third the power of the A310E's 75 W. Its 3 nm Intel process, while lacking recorded transistor data, suggests a denser, more modern manufacturing approach. The mobile part also boosts to 2500 MHz, 500 MHz higher than the A310E's fixed 2000 MHz, which can help in short, bursty workloads where thermals allow. The system-shared memory model eliminates the need for dedicated VRAM allocation, simplifying system design for ultra-portable devices.

Neither part dominates in every category. The A310E has the architectural advantage in shading throughput, ray tracing cores, and memory bandwidth. The mobile part has the advantage in power draw, clock headroom, and process node. The choice depends on whether the target system can accommodate a discrete card or requires an integrated solution.

Head-to-Head Benchmarks

The database records no head-to-head benchmark results between these two parts. Both have empty benchmark arrays, and the wins counter shows zero for each. The percentile versus all GPUs is identical at 50 for both, and neither has any nearest rivals listed. This means the analysis must rely entirely on architectural specifications rather than measured performance comparisons.

Looking at the recorded compute metrics, the A310E leads in every throughput category. Its FP32 rate of 3.072 TFLOPS is exactly 2.4 times the mobile part's 1,280.0 GFLOPS. The FP16 rate of 6.144 TFLOPS versus 2.560 TFLOPS shows the same 2.4:1 ratio. Pixel rate favors the A310E at 32.00 GPixel/s versus 20.00 GPixel/s, a 1.6x advantage. Texture rate is 64.00 GTexel/s versus 40.00 GTexel/s, again a 1.6x difference. These ratios align with the resource counts: the A310E has 3x the shading units but only 2x the TMUs and ROPs, which explains why the pixel and texture rates show a smaller gap than the FP32 numbers.

The memory subsystem heavily favors the A310E. Its 124.0 GB/s dedicated bandwidth is a fixed figure, whereas the mobile part's bandwidth is system dependent, meaning it can vary based on the host platform's memory configuration. In a best-case scenario with fast system memory, the mobile part could close some of the gap, but it cannot match the guaranteed bandwidth of dedicated GDDR6. The A310E's 4 GB VRAM also provides a fixed capacity, while the mobile part shares whatever system memory is available.

Clock speeds tell a nuanced story. The A310E holds a constant 2000 MHz, which means predictable performance in sustained workloads. The mobile part's 300 MHz base and 2500 MHz boost indicates it can reach higher peak clocks but will throttle down significantly under load or thermal pressure. This suggests the mobile part favors short, intermittent tasks over sustained rendering.

The Verdict

The recorded data supports a clear distinction. The Intel Arc A310E is the more capable discrete GPU for systems that can accommodate a 75 W, single-slot card with a 250 W PSU recommendation. It offers 3x shading units, 2x TMUs, 2x ROPs, 3x ray tracing cores, and dedicated 4 GB GDDR6 memory with 124.0 GB/s bandwidth. Its fixed 2000 MHz clock provides consistent performance, and its end-of-life status means it is a mature product with a known successor in Battlemage.

The Intel Arc Graphics 2 Xe Mobile is the integrated solution for ultra-portable devices where power draw is paramount. At 25 W, it uses one-third the power of the A310E, and its 3 nm process and 2500 MHz boost clock offer modern efficiency. Its 256 shading units and 2 ray tracing cores are sufficient for light graphics work, but the system-shared memory model and lower throughput make it unsuitable for demanding workloads.

From the data alone, the A310E is the pick for any task requiring sustained compute or memory bandwidth. The mobile part is the pick for battery-powered or thermally constrained devices where integration and low power matter more than raw performance. Since no benchmark scores exist, the architectural differences are the only basis for this verdict.

FAQ

Q: Which GPU has more shading units?

A: The Intel Arc A310E has 768 shading units, exactly three times the 256 shading units found in the Intel Arc Graphics 2 Xe Mobile.

Q: What is the memory configuration difference?

A: The A310E uses 4 GB of dedicated GDDR6 memory on a 64-bit bus with 124.0 GB/s bandwidth. The Arc Graphics 2 Xe Mobile uses system shared memory with a system dependent bus width and bandwidth.

Q: How do the power draws compare?

A: The A310E has a TDP of 75 W, while the Arc Graphics 2 Xe Mobile has a TDP of 25 W, meaning the mobile part consumes one-third the power.

Q: What are the FP32 performance figures?

A: The A310E delivers 3.072 TFLOPS FP32, while the Arc Graphics 2 Xe Mobile delivers 1,280.0 GFLOPS FP32. The A310E is 2.4 times faster in this metric.

Q: Are there any recorded benchmark scores for these GPUs?

A: The database shows empty benchmark arrays for both parts, with zero wins recorded for either side and a 50th percentile ranking versus all GPUs for each.

Q: What is the production status of each?

A: The A310E is end-of-life with a release date of 2024-03-31 and a successor of Battlemage. The Arc Graphics 2 Xe Mobile is active with a release date of 2026-04-15 and a predecessor of HD Graphics-M.