Intel Arc A310E vs Intel Arc G3 Extreme Comparison

The Verdict

The Intel Arc A310E and Intel Arc G3 Extreme target entirely different segments, and the data confirms that the G3 Extreme is the substantially more capable processor. The A310E is an end-of-life discrete graphics card built on the DG2-128 chip, while the G3 Extreme is an active integrated graphics processor on the Panther Lake chip. The G3 Extreme delivers 2.5 times the FP32 throughput of the A310E, with 7.680 TFLOPS versus 3.072 TFLOPS. It also doubles the shading units, RT cores, and memory bus width in terms of architectural resources. The A310E offers a fixed 4 GB GDDR6 allocation with 124.0 GB/s of dedicated bandwidth, whereas the G3 Extreme relies on system shared memory with bandwidth that is system dependent. For users who need a discrete card with dedicated video memory and a PCIe 4.0 x8 interface, the A310E remains a valid option. For those who want the highest compute throughput, the G3 Extreme is the clear choice, provided the host platform can supply sufficient shared memory bandwidth.

Architecture Differences

The A310E uses the DG2-128 chip built on the Xe-HPG architecture, belonging to the Alchemist (Arc 3) generation. It is manufactured on a 6 nm process at TSMC, with 7,200 million transistors on a 157 mm² die, giving a transistor density of 45.9M per mm². The G3 Extreme uses the Panther Lake chip built on the Xe3-LPG architecture, belonging to the Arc Graphics-M (Panther Lake) generation. It is manufactured on a 3 nm process at Intel, with transistor count and die size listed as unknown in the database.

The G3 Extreme doubles the core resources of the A310E. It has 1,536 shading units, 48 TMUs, 24 ROPs, and 12 RT cores, versus the A310E's 768 shading units, 32 TMUs, 16 ROPs, and 6 RT cores. The G3 Extreme's pixel rate is 60.00 GPixel/s and its texture rate is 120.0 GTexel/s, while the A310E achieves 32.00 GPixel/s and 64.00 GTexel/s. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The G3 Extreme is an integrated graphics processor (IGP) with no slot width and no power connectors, while the A310E is a single-slot discrete card that draws no external power connectors and has a suggested PSU of 250 W.

Clock behavior differs sharply. The A310E runs a flat 2000 MHz base and boost clock. The G3 Extreme has a 300 MHz base clock and a 2500 MHz boost clock, a wide dynamic range typical of an integrated part. Memory configuration is the largest architectural divide. The A310E uses 4 GB of GDDR6 on a 64-bit bus with 124.0 GB/s of bandwidth. The G3 Extreme uses system shared memory, with bus width and bandwidth marked as system dependent.

Head-to-Head Benchmarks

The benchmark database lists no direct head-to-head benchmark results between these two parts, and neither has an average benchmark score recorded. The analysis therefore relies on the recorded specification data. The G3 Extreme leads in raw compute by a wide margin. Its FP32 throughput of 7.680 TFLOPS is 150% higher than the A310E's 3.072 TFLOPS. In FP16, the G3 Extreme reaches 15.36 TFLOPS (2:1) versus the A310E's 6.144 TFLOPS (2:1), also a 150% advantage.

The G3 Extreme's pixel rate of 60.00 GPixel/s is 87.5% higher than the A310E's 32.00 GPixel/s. Its texture rate of 120.0 GTexel/s is 87.5% higher than the A310E's 64.00 GTexel/s. These figures indicate that the G3 Extreme should excel in fill-rate-bound workloads such as high-resolution rasterization and heavy texture filtering.

The A310E counters with a fixed memory subsystem. Its 124.0 GB/s of dedicated GDDR6 bandwidth is a known quantity, while the G3 Extreme's bandwidth is system dependent and cannot be guaranteed without knowing the host memory configuration. The A310E also operates at a constant 2000 MHz clock, which means its performance profile is predictable. The G3 Extreme's base clock of 300 MHz suggests that sustained performance depends on the thermal and power headroom of the host device, as well as the effectiveness of its boost behavior up to 2500 MHz.

The A310E's 75 W TDP and single-slot design make it a low-power discrete option. The G3 Extreme's 80 W TDP applies to the integrated graphics within a larger platform, so the actual power draw of the graphics portion is not directly comparable. Both parts share the same API support, so software compatibility is not a differentiator.

Specification Differences

The table below lists only the fields where the two parts differ.

| Field | Intel Arc A310E | Intel Arc G3 Extreme |

|-------|-----------------|----------------------|

| Chip | DG2-128 | Panther Lake |

| Architecture | Xe-HPG | Xe3-LPG |

| Generation | Alchemist (Arc 3) | Arc Graphics-M (Panther Lake) |

| Process Node | 6 nm | 3 nm |

| Foundry | TSMC | Intel |

| Transistors | 7,200 million | unknown |

| Die Size | 157 mm² | unknown |

| Transistor Density | 45.9M / mm² | null |

| Base Clock | 2000 MHz | 300 MHz |

| Boost Clock | 2000 MHz | 2500 MHz |

| Memory Clock | 1937 MHz 15.5 Gbps effective | System Shared |

| Memory Size | 4 GB | System Shared |

| Memory Type | GDDR6 | System Shared |

| Memory Bus Width | 64 bit | System Shared |

| Memory Bandwidth | 124.0 GB/s | System Dependent |

| Shading Units | 768 | 1536 |

| TMUs | 32 | 48 |

| ROPs | 16 | 24 |

| RT Cores | 6 | 12 |

| Pixel Rate | 32.00 GPixel/s | 60.00 GPixel/s |

| Texture Rate | 64.00 GTexel/s | 120.0 GTexel/s |

| FP32 | 3.072 TFLOPS | 7.680 TFLOPS |

| FP16 | 6.144 TFLOPS (2:1) | 15.36 TFLOPS (2:1) |

| TDP | 75 W | 80 W |

| Slot Width | Single-slot | IGP |

| Suggested PSU | 250 W | null |

| Bus Interface | PCIe 4.0 x8 | IGP |

| Display Outputs | 4x mini-DisplayPort 2.0 | Portable Device Dependent |

| Dimensions | 168 mm 6.6 inches, 69 mm 2.7 inches, 20 mm 0.8 inches | null |

| Production Status | End-of-life | Active |

| Release Date | 2024-03-31 | 2026-05-31 |

| Predecessor | Xe Graphics | null |

| Successor | Battlemage | null |

FAQ

Q: Which part has higher FP32 compute?

A: The Intel Arc G3 Extreme delivers 7.680 TFLOPS, which is 2.5 times the A310E's 3.072 TFLOPS.

Q: Does the A310E have dedicated video memory?

A: Yes, the A310E has 4 GB of GDDR6 on a 64-bit bus with 124.0 GB/s of bandwidth. The G3 Extreme uses system shared memory with system dependent bandwidth.

Q: What is the process node difference?

A: The A310E is built on a 6 nm TSMC process, while the G3 Extreme is built on a 3 nm Intel process.

Q: Are the APIs supported by both parts the same?

A: Yes, both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: What is the production status of each part?

A: The A310E is end-of-life, while the G3 Extreme is active.

Q: How many RT cores does each part have?

A: The A310E has 6 RT cores, while the G3 Extreme has 12 RT cores.

Where Each One Wins

The Intel Arc G3 Extreme wins decisively on raw compute resources. It doubles the shading units, TMUs, ROPs, and RT cores of the A310E. Its FP32 and FP16 throughput values are 150% higher, and its pixel and texture rates are 87.5% higher. Any workload that scales with shader count, ray tracing cores, or fill rate will favor the G3 Extreme. The 3 nm Intel process gives it a manufacturing advantage over the 6 nm TSMC node of the A310E. Its boost clock of 2500 MHz is 25% higher than the A310E's 2000 MHz, although the base clock of 300 MHz indicates that sustained performance depends on the host platform.

The Intel Arc A310E wins on memory determinism and discrete form factor. It provides 4 GB of dedicated GDDR6 with 124.0 GB/s of fixed bandwidth, which is predictable regardless of the host system. The G3 Extreme's shared memory approach means its effective bandwidth is system dependent, so performance can vary across platforms. The A310E also provides a PCIe 4.0 x8 interface and four mini-DisplayPort 2.0 outputs, while the G3 Extreme's display outputs are portable device dependent. For systems that require a drop-in discrete card with no external power connectors, a 75 W TDP, and a single-slot footprint of 168 mm in length, the A310E fits that role. Its suggested PSU of 250 W is modest, and its end-of-life status means it is a known, stable design. The G3 Extreme, by contrast, is an integrated solution that cannot be installed into an existing desktop slot; it must be part of a Panther Lake platform.

The release timeline also separates the two. The A310E launched on 2024-03-31 and has a successor in Battlemage. The G3 Extreme is scheduled for 2026-05-31 and has no predecessor or successor listed. The usage case is clear: the G3 Extreme is for new portable devices built around Panther Lake, where its 1536 shading units and 12 RT cores deliver the highest integrated graphics throughput in this comparison. The A310E is for compact desktops or embedded systems that need a discrete GPU with dedicated memory and a standardized display output configuration. Both parts share the same API feature set, so neither has a software compatibility edge. The decision rests on form factor, memory architecture, and the need for raw compute versus fixed bandwidth.