Intel Arc 140V Mobile vs Intel Arc B370 Comparison

The Verdict

The database records show two Intel integrated graphics parts aimed at different segments of the mobile market. The Intel Arc 140V Mobile, built on the Lunar Lake chip with Xe2-LPG architecture, is the established part with a 50th percentile ranking among all GPUs. The Intel Arc B370, built on the Panther Lake chip with Xe3-LPG architecture, is a newer entry that currently holds a 5th percentile ranking. The recorded data indicates a split decision based on workload. The Arc 140V Mobile offers higher texture and pixel throughput, while the Arc B370 provides substantially higher raw floating-point compute and a higher boost clock. Users whose tasks rely on shader math and compute-heavy operations should favor the Arc B370. Users whose tasks rely on texture mapping and pixel fill rates should favor the Arc 140V Mobile. The Arc B370 has a single recorded benchmark score of 1184 in 3DMark Steel Nomad DX12, placing it within 1.4% of the AMD FirePro M2000 and within 0.7% of the AMD Radeon HD 7650M. The Arc 140V Mobile has no recorded benchmark scores in the database, meaning its percentile rank reflects the aggregate of all other recorded data.

Architecture Differences

The two parts come from different chip designs. The Arc 140V Mobile uses the Lunar Lake chip with the Xe2-LPG architecture, while the Arc B370 uses the Panther Lake chip with the Xe3-LPG architecture. Both are manufactured on a 3 nm process, but the foundries differ. The Arc 140V Mobile is fabricated by TSMC, while the Arc B370 is fabricated by Intel. The die size for the Arc 140V Mobile is recorded as 172 mm², while the die size for the Arc B370 is unknown. Transistor counts are unknown for both parts. The Arc 140V Mobile belongs to the Arc Graphics-M (Lunar Lake) generation, while the Arc B370 belongs to the Arc Graphics-M (Panther Lake) generation. The Arc 140V Mobile lists its predecessor as HD Graphics-M, while the Arc B370 has no recorded predecessor. The release dates differ by over a year, with the Arc 140V Mobile releasing in September 2024 and the Arc B370 releasing in January 2026. Both parts are currently marked as Active in production status. Neither part has a recorded launch MSRP in the database.

Where Each One Wins

The compute resources favor the Arc B370. It has 1280 shading units against 1024 for the Arc 140V Mobile, a 25% advantage in raw shader count. The Arc B370 also has 10 ray tracing cores against 8 for the Arc 140V Mobile. The FP32 throughput for the Arc B370 is recorded at 6.144 TFLOPS, which is 54% higher than the 3.994 TFLOPS of the Arc 140V Mobile. The FP16 throughput follows the same pattern, with the Arc B370 delivering 12.29 TFLOPS (2:1) against 7.987 TFLOPS (2:1) for the Arc 140V Mobile. The boost clock also favors the Arc B370, running at 2400 MHz versus 1950 MHz for the Arc 140V Mobile. Both parts share the same base clock of 300 MHz.

The fixed-function throughput favors the Arc 140V Mobile. It has 64 texture mapping units against 40 for the Arc B370, and 32 raster output units against 20. This translates to a texture rate of 124.8 GTexel/s for the Arc 140V Mobile versus 96.00 GTexel/s for the Arc B370, a 30% advantage. The pixel rate for the Arc 140V Mobile is 62.40 GPixel/s versus 48.00 GPixel/s for the Arc B370, a 30% advantage. The Arc 140V Mobile also has a higher thermal envelope at 37 W versus 25 W for the Arc B370, which likely explains its higher fixed-function throughput despite the lower shader count.

The only recorded benchmark in the database belongs to the Arc B370. Its 3DMark Steel Nomad DX12 score of 1184 positions it within 0.2% of the ATI Mobility Radeon HD 5570, within 0.5% of the ATI Radeon HD 5770, and within 0.7% of the AMD Radeon HD 7650M. It is 1.4% ahead of the AMD FirePro M2000. The Arc 140V Mobile has no recorded benchmark scores, so a direct comparison using measured results is not possible from the database.

FAQ

Q: Which part has the higher boost clock?

A: The Intel Arc B370 has a boost clock of 2400 MHz, while the Intel Arc 140V Mobile has a boost clock of 1950 MHz.

Q: What is the difference in shading units between the two parts?

A: The Intel Arc B370 has 1280 shading units, while the Intel Arc 140V Mobile has 1024 shading units.

Q: Which part has the higher pixel rate?

A: The Intel Arc 140V Mobile has a pixel rate of 62.40 GPixel/s, which is higher than the 48.00 GPixel/s of the Intel Arc B370.

Q: What is the recorded 3DMark Steel Nomad DX12 score for the Intel Arc B370?

A: The Intel Arc B370 has a recorded score of 1184 in the 3DMark Steel Nomad DX12 benchmark.

Q: Which part uses the Xe3-LPG architecture?

A: The Intel Arc B370 uses the Xe3-LPG architecture, while the Intel Arc 140V Mobile uses the Xe2-LPG architecture.

Q: What is the thermal design power for each part?

A: The Intel Arc 140V Mobile has a TDP of 37 W, while the Intel Arc B370 has a TDP of 25 W.

Head-to-Head Benchmarks

The database contains no head-to-head benchmark entries for these two parts. The only benchmark score available is for the Intel Arc B370, which achieved 1184 in 3DMark Steel Nomad DX12. The Arc 140V Mobile has no recorded benchmark scores, and the wins counters for both parts are zero. This means the comparison must rely on the specification-derived throughput figures.

The largest advantage for the Arc B370 appears in FP32 compute. Its 6.144 TFLOPS is 54% higher than the 3.994 TFLOPS of the Arc 140V Mobile. The FP16 figure shows a similar margin, with 12.29 TFLOPS (2:1) against 7.987 TFLOPS (2:1), a 54% advantage. The boost clock advantage is 23%, with 2400 MHz against 1950 MHz. The shading unit advantage is 25%, with 1280 against 1024. The ray tracing core advantage is 25%, with 10 against 8.

The largest advantage for the Arc 140V Mobile appears in texture rate. Its 124.8 GTexel/s is 30% higher than the 96.00 GTexel/s of the Arc B370. The pixel rate advantage is also 30%, with 62.40 GPixel/s against 48.00 GPixel/s. The texture mapping unit count is 60% higher, with 64 against 40. The raster output unit count is 60% higher, with 32 against 20. The TDP is 48% higher for the Arc 140V Mobile, at 37 W versus 25 W.

The benchmark score for the Arc B370, when compared to its nearest rivals, shows a narrow spread. It sits 0.2% behind the ATI Mobility Radeon HD 5570 and 0.5% behind the ATI Radeon HD 5770. It is 0.7% behind the AMD Radeon HD 7650M and 1.4% ahead of the AMD FirePro M2000. This clustering suggests the Arc B370 delivers performance in a well-established range for this class of mobile graphics. The Arc 140V Mobile, without recorded benchmark scores, cannot be placed in the same direct comparison.

Specification Differences

The two parts differ across several specification fields. The chip differs: Lunar Lake for the Arc 140V Mobile, Panther Lake for the Arc B370. The architecture differs: Xe2-LPG for the Arc 140V Mobile, Xe3-LPG for the Arc B370. The generation differs: Arc Graphics-M (Lunar Lake) for the Arc 140V Mobile, Arc Graphics-M (Panther Lake) for the Arc B370. The foundry differs: TSMC for the Arc 140V Mobile, Intel for the Arc B370. The die size differs: 172 mm² for the Arc 140V Mobile, unknown for the Arc B370.

The boost clock differs, with the Arc B370 running at 2400 MHz versus 1950 MHz for the Arc 140V Mobile. The base clock is identical at 300 MHz for both. The shading unit count differs, with 1280 for the Arc B370 and 1024 for the Arc 140V Mobile. The texture mapping unit count differs, with 64 for the Arc 140V Mobile and 40 for the Arc B370. The raster output unit count differs, with 32 for the Arc 140V Mobile and 20 for the Arc B370. The ray tracing core count differs, with 10 for the Arc B370 and 8 for the Arc 140V Mobile.

The pixel rate differs, with 62.40 GPixel/s for the Arc 140V Mobile and 48.00 GPixel/s for the Arc B370. The texture rate differs, with 124.8 GTexel/s for the Arc 140V Mobile and 96.00 GTexel/s for the Arc B370. The FP32 throughput differs, with 6.144 TFLOPS for the Arc B370 and 3.994 TFLOPS for the Arc 140V Mobile. The FP16 throughput differs, with 12.29 TFLOPS (2:1) for the Arc B370 and 7.987 TFLOPS (2:1) for the Arc 140V Mobile. The TDP differs, with 37 W for the Arc 140V Mobile and 25 W for the Arc B370.

The power connectors differ, with the Arc 140V Mobile having no recorded connectors and the Arc B370 having none listed. The release date differs, with the Arc 140V Mobile releasing on 2024-09-23 and the Arc B370 on 2026-01-26. The predecessor field differs, with the Arc 140V Mobile listing HD Graphics-M and the Arc B370 listing none. The percentile rank differs, with the Arc 140V Mobile at 50 and the Arc B370 at 5. The average benchmark score differs, with the Arc 140V Mobile at 0 and the Arc B370 at 1184. Both parts share the same memory configuration, being System Shared in size, type, bus width, and bandwidth. Both share the same API support, with DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. Both are IGP slot width, have a portable device dependent display output, and have no recorded dimensions.