Intel Arc B770 vs NVIDIA GeForce RTX 4070 GDDR6 Comparison

FAQ

Q: What are the core architecture differences between the Intel Arc B770 and the NVIDIA GeForce RTX 4070 GDDR6?

A: The Intel Arc B770 uses the BMG-G31 chip built on the Xe2-HPG architecture, part of the Battlemage (Arc 7) generation, fabricated on a 5 nm process at TSMC with a 368 mm² die size. The NVIDIA GeForce RTX 4070 GDDR6 uses the AD104 chip built on Ada Lovelace, part of the GeForce 40 generation, also fabricated on a 5 nm process at TSMC, but with a 294 mm² die size and 35,800 million transistors.

Q: How do memory specifications differ between these two cards?

A: The Intel Arc B770 has 16 GB of GDDR6 memory on a 256-bit bus, delivering 512.0 GB/s bandwidth. The NVIDIA GeForce RTX 4070 GDDR6 has 12 GB of GDDR6 memory on a 192-bit bus, delivering 480.0 GB/s bandwidth. The Intel card offers more capacity and higher bandwidth.

Q: What are the clock speed differences?

A: The Intel Arc B770 has a base clock of 2100 MHz and a boost clock of 2400 MHz, with memory running at 2000 MHz (16 Gbps effective). The NVIDIA GeForce RTX 4070 GDDR6 has a base clock of 1920 MHz and a boost clock of 2475 MHz, with memory running at 2500 MHz (20 Gbps effective). The NVIDIA card has a higher boost and memory clock.

Q: How do the shading units and compute resources compare?

A: The Intel Arc B770 has 4096 shading units, 256 TMUs, 128 ROPs, and 32 RT cores. The NVIDIA GeForce RTX 4070 GDDR6 has 5888 shading units, 184 TMUs, 64 ROPs, 46 RT cores, and 184 tensor cores. The NVIDIA card has more shading units and RT cores, while the Intel card has more TMUs and ROPs.

Q: What is the recorded benchmark performance for the RTX 4070 GDDR6?

A: The database records a 3DMark Steel Nomad DX12 score of 4334.5 for the NVIDIA GeForce RTX 4070 GDDR6, with an average benchmark score of 4335. Its percentile versus all GPUs is 25. The Intel Arc B770 has no recorded benchmark scores in the database.

Q: What are the power and connectivity specifications?

A: The Intel Arc B770 has a TDP of 225 W, uses 1x 6-pin plus 1x 8-pin power connectors, and suggests a 550 W PSU. The NVIDIA GeForce RTX 4070 GDDR6 has a TDP of 200 W, uses 1x 16-pin power connector, and also suggests a 550 W PSU. Both are dual-slot cards with PCIe 4.0 x16 interfaces.

Where Each One Wins

The data reveals a clear split in where each card holds advantages based on raw specifications. The Intel Arc B770 wins decisively in memory capacity and bandwidth. With 16 GB versus 12 GB, the Intel card provides 33% more memory capacity. Its 512.0 GB/s bandwidth exceeds the NVIDIA card's 480.0 GB/s by 32 GB/s, which can matter in texture-heavy workloads and higher-resolution rendering.

The Intel card also delivers substantially higher pixel and texture throughput. Its pixel rate of 307.2 GPixel/s is nearly double the RTX 4070 GDDR6's 158.4 GPixel/s. Its texture rate of 614.4 GTexel/s compares to 455.4 GTexel/s on the NVIDIA card, a 35% advantage. These figures suggest the Intel architecture is built for rasterization-heavy scenarios with high fill-rate demands.

The NVIDIA GeForce RTX 4070 GDDR6 wins in compute throughput. Its FP32 performance of 29.15 TFLOPS exceeds the Intel card's 19.66 TFLOPS by roughly 48%. Its FP16 performance of 29.15 TFLOPS (1:1) also surpasses the Intel card's 39.32 TFLOPS (2:1) in practical terms, since the NVIDIA implementation does not require a 2:1 ratio penalty. The NVIDIA card's 5888 shading units and 46 RT cores versus 4096 shading units and 32 RT cores on the Intel card reinforce this compute advantage.

The RTX 4070 GDDR6 also holds advantages in transistor count and density. It packs 35,800 million transistors into a 294 mm² die, yielding a density of 121.8M per mm². The Intel card's transistor count is unknown, but its larger 368 mm² die with fewer shading units suggests a less dense design. The NVIDIA card's smaller die also means potentially better manufacturing economics, though that is not directly scored.

Architecture Differences

The Intel Arc B770 is built on the Xe2-HPG architecture, which represents the second generation of Intel's discrete GPU efforts, following the Alchemist predecessor. This architecture uses a 5 nm TSMC process and a 368 mm² die. The Xe2-HPG design emphasizes high pixel and texture throughput, as evidenced by its 128 ROPs and 256 TMUs, which are significantly higher than the NVIDIA card's 64 ROPs and 184 TMUs.

The NVIDIA GeForce RTX 4070 GDDR6 uses the Ada Lovelace architecture, which is the third generation of NVIDIA's RTX architecture. It is built on the AD104 chip with a 294 mm² die and 35,800 million transistors. Ada Lovelace introduces dedicated tensor cores (184 on this card) that the Intel Xe2-HPG architecture lacks entirely, as the Intel card's tensor core count is listed as null in the database. This indicates a fundamental architectural divergence: NVIDIA dedicates silicon to AI acceleration while Intel does not.

The RT core counts also differ meaningfully. The Intel card has 32 RT cores, while the NVIDIA card has 46 RT cores. This 14-core difference, combined with the NVIDIA card's higher shading unit count, suggests the Ada Lovelace architecture is more heavily weighted toward ray tracing and compute workloads. The Intel Xe2-HPG architecture appears to prioritize traditional rasterization throughput.

Both cards support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, so API compatibility is identical. Both use PCIe 4.0 x16 interfaces. The display outputs differ: the Intel card offers 1x HDMI 2.1a and 3x DisplayPort 2.1, while the NVIDIA card offers 1x HDMI 2.1 and 3x DisplayPort 1.4a. The Intel card supports newer DisplayPort standards.

Specification Differences

The Intel Arc B770 and NVIDIA GeForce RTX 4070 GDDR6 differ across nearly every measurable specification. The Intel card has a larger die at 368 mm² versus 294 mm². The NVIDIA card has a known transistor count of 35,800 million with a density of 121.8M per mm², while the Intel card's transistor count is unknown.

Clock speeds differ: Intel base clocks at 2100 MHz and boosts to 2400 MHz; NVIDIA bases at 1920 MHz and boosts to 2475 MHz. Memory clocks differ as well: Intel runs at 2000 MHz (16 Gbps effective), NVIDIA at 2500 MHz (20 Gbps effective).

Memory configuration is a major differentiator. The Intel card has 16 GB GDDR6 on a 256-bit bus with 512.0 GB/s bandwidth. The NVIDIA card has 12 GB GDDR6 on a 192-bit bus with 480.0 GB/s bandwidth. The Intel card provides more capacity and bandwidth.

Compute resources diverge sharply. The Intel card has 4096 shading units, 256 TMUs, 128 ROPs, and 32 RT cores. The NVIDIA card has 5888 shading units, 184 TMUs, 64 ROPs, 46 RT cores, and 184 tensor cores. The NVIDIA card has 1792 more shading units, 14 more RT cores, and the only tensor cores. The Intel card has 72 more TMUs and 64 more ROPs.

Throughput rates favor different workloads. The Intel card delivers 307.2 GPixel/s and 614.4 GTexel/s. The NVIDIA card delivers 158.4 GPixel/s and 455.4 GTexel/s. FP32 compute favors NVIDIA at 29.15 TFLOPS versus 19.66 TFLOPS. FP16 favors Intel nominally at 39.32 TFLOPS (2:1) versus 29.15 TFLOPS (1:1), though the 2:1 ratio means Intel achieves this through packed math.

Power specifications differ: Intel TDP is 225 W, NVIDIA TDP is 200 W. Both suggest a 550 W PSU. Power connectors differ: Intel uses 1x 6-pin plus 1x 8-pin; NVIDIA uses 1x 16-pin. The NVIDIA card has listed dimensions of 240 mm length, 110 mm height, and 40 mm width; the Intel card has no listed dimensions.

The NVIDIA card has a production status of end-of-life, a release date of 2024-08-19, and a launch MSRP of 599 USD. The Intel card has a release date of 2025-12-31 and no launch MSRP listed.

Head-to-Head Benchmarks

The database contains only one benchmark entry for this comparison. The NVIDIA GeForce RTX 4070 GDDR6 scores 4334.5 in 3DMark Steel Nomad DX12, with an average benchmark score of 4335. The Intel Arc B770 has no recorded benchmark scores, meaning no direct head-to-head comparison can be drawn from the recorded data.

The RTX 4070 GDDR6's nearest rivals in the database provide context for its performance level. It sits at a 25th percentile versus all GPUs. Its closest competitors include the Intel Iris Pro Graphics 5200 with an average score of 4360 (0.6% ahead), the AMD FirePro W2100 with 4295 (0.9% behind), the NVIDIA GeForce 930M with 4388 (1.2% ahead), and the NVIDIA GeForce GTX 460M with 4282 (1.2% behind). These deltas are all within 1.2%, indicating the RTX 4070 GDDR6's recorded score places it in a tightly clustered performance band among these particular database entries.

Without any benchmark data for the Intel Arc B770, the specification analysis becomes the primary comparison tool. The Intel card's higher memory capacity and bandwidth, combined with its superior pixel and texture rates, suggest it would win in memory-bound and fill-rate-bound scenarios. The NVIDIA card's higher FP32 throughput, more shading units, and tensor cores suggest it would win in compute-bound and AI-accelerated workloads.

The percentile data also offers limited insight. The RTX 4070 GDDR6 sits at the 25th percentile versus all GPUs, which is a low ranking. This may reflect the narrow benchmark set rather than overall capability, given that its nearest rivals are integrated and entry-level mobile GPUs. The Intel Arc B770 has a 50th percentile versus all GPUs, but with an average benchmark score of 0, this percentile appears to be a placeholder rather than a measured result.

The Verdict

The recorded data supports a clear use-case split. For workloads that depend on memory capacity and bandwidth, such as large texture sets, high-resolution rendering, or data-intensive compute, the Intel Arc B770's 16 GB memory and 512.0 GB/s bandwidth give it a structural advantage over the RTX 4070 GDDR6's 12 GB and 480.0 GB/s.

For workloads that depend on raw compute throughput, the NVIDIA GeForce RTX 4070 GDDR6 wins. Its 29.15 TFLOPS FP32 performance versus 19.66 TFLOPS on the Intel card represents a substantial 48% advantage. Its 184 tensor cores provide AI acceleration capabilities that the Intel card does not offer at all.

The NVIDIA card also holds advantages in power efficiency. Its 200 W TDP versus 225 W on the Intel card means it delivers higher FP32 performance while consuming less power. The NVIDIA card's smaller die size of 294 mm² versus 368 mm² suggests better manufacturing efficiency, though the Intel card's transistor count is unknown.

The RTX 4070 GDDR6 has a recorded benchmark score of 4334.5 in 3DMark Steel Nomad DX12, placing it at the 25th percentile versus all GPUs. Its nearest rivals are all within 1.2% of its score, indicating tight competition at this performance level. The Intel Arc B770 has no recorded benchmarks, so its real-world performance cannot be verified from the database.

Users requiring ray tracing and AI features should favor the NVIDIA card, which has 46 RT cores and 184 tensor cores versus 32 RT cores and no tensor cores on the Intel card. Users requiring maximum memory capacity and rasterization throughput should favor the Intel card, which offers 16 GB memory, 128 ROPs, and 256 TMUs.

The NVIDIA card is end-of-life with a successor in the GeForce 50 series, while the Intel card is newer with no successor listed. The NVIDIA card's launch MSRP of 599 USD provides a reference point, though the Intel card has no listed launch MSRP. The choice between these two cards depends entirely on whether the workload prioritizes memory and fill rate or compute and AI acceleration.