AMD Xbox Series X 6nm GPU vs Intel Arc Pro B70 Comparison

Head-to-Head Benchmarks

The recorded data shows no direct head-to-head benchmark results between the AMD Xbox Series X 6nm GPU and the Intel Arc Pro B70. Neither part has any entries in the benchmark database, and the wins counter is zero for both sides. The percentile ranking versus all GPUs is identical at 50 for each, indicating that both occupy the median position in the overall performance distribution. This means the comparison must rely on the architectural specifications and the measured throughput rates provided in the database.

The largest mathematical gap in raw compute is in FP32 throughput. The Intel Arc Pro B70 delivers 22.94 TFLOPS, while the AMD Xbox Series X 6nm GPU produces 12.15 TFLOPS. That places the Intel part roughly 89% ahead in single-precision floating-point work. The FP16 numbers follow the same pattern: 45.88 TFLOPS versus 24.29 TFLOPS, again favoring Intel by a similar margin, with both using a 2:1 ratio. Texture and pixel rates also lean heavily toward Intel. The Arc Pro B70 reaches 716.8 GTexel/s and 358.4 GPixel/s, compared to 379.6 GTexel/s and 116.8 GPixel/s for the AMD console chip. The pixel rate difference is especially pronounced, with Intel delivering more than triple the fill rate.

Memory bandwidth favors Intel but by a smaller margin. The Arc Pro B70 records 608.0 GB/s across a 256-bit bus, while the Xbox chip achieves 560.0 GB/s over a 320-bit interface. The Intel part also offers a larger memory pool at 32 GB versus 10 GB, which matters for workloads that exceed the smaller frame buffer. The AMD part counters with a wider bus and a different memory configuration, but the practical effect in the database is that Intel leads in raw bandwidth.

The Intel GPU also has a substantial clock advantage. Its boost clock is 2800 MHz and base clock is 2280 MHz, while the AMD part lists no base or boost clock values, only a memory clock of 1750 MHz (14 Gbps effective). The Intel memory clock is higher as well at 2375 MHz (19 Gbps effective). Shader resources are larger on Intel: 4096 shading units, 256 TMUs, 128 ROPs, and 32 RT cores. The AMD chip has 3328 shading units, 208 TMUs, and 64 ROPs, with no RT core count listed. Every throughput metric in the database points in one direction, and the absence of benchmark scores means the specification gap is the only quantitative basis for comparison.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The Intel Arc Pro B70 at 22.94 TFLOPS, versus 12.15 TFLOPS for the AMD Xbox Series X 6nm GPU.

Q: How much memory does each GPU have?

A: The AMD part has 10 GB of GDDR6, while the Intel part has 32 GB of GDDR6.

Q: What is the memory bandwidth difference?

A: The Intel Arc Pro B70 reaches 608.0 GB/s, while the AMD Xbox Series X 6nm GPU delivers 560.0 GB/s.

Q: Which GPU has a higher pixel fill rate?

A: The Intel Arc Pro B70, at 358.4 GPixel/s, compared to 116.8 GPixel/s for the AMD part.

Q: Are the DirectX API versions the same?

A: Yes, both support DirectX 12 Ultimate (12_2). Both also support OpenGL 4.6, but Vulkan support differs: 1.2 for AMD and 1.4 for Intel.

Q: What are the transistor counts?

A: The AMD Xbox Series X 6nm GPU uses 15,300 million transistors. The Intel Arc Pro B70 has an unknown transistor count, though its die size is 368 mm².

Architecture Differences

The two GPUs come from different architectural generations and design philosophies. The AMD part uses RDNA 2.0, built on a 6 nm process at TSMC, and is listed as a console GPU for Microsoft. The Intel part uses Xe2-HPG, built on a 5 nm process at TSMC, and belongs to the Battlemage Pro Series. The process node difference is one nanometer, but the architectural lineage is entirely separate.

The AMD chip is codenamed Scarlett 6nm and carries 15,300 million transistors. Its die size is listed as unknown. The Intel chip, BMG-G31, has a die size of 368 mm² but an unknown transistor count. The AMD GPU is a console-derived design with a 320-bit memory bus, while the Intel GPU is a discrete prosumer card with a 256-bit bus. The AMD part has no listed base or boost clocks, whereas the Intel part has a base clock of 2280 MHz and a boost clock of 2800 MHz.

The AMD GPU lists 3328 shading units, 208 TMUs, and 64 ROPs. No RT core count is given. The Intel GPU has 4096 shading units, 256 TMUs, 128 ROPs, and 32 dedicated RT cores. The Intel part also includes Vulkan 1.4 support, while the AMD part is limited to Vulkan 1.2. Both support DirectX 12 Ultimate (12_2) and OpenGL 4.6. The Intel GPU uses a PCIe 5.0 x16 interface, while the AMD part has no bus interface listed. Display outputs differ as well: the AMD GPU provides a single HDMI 2.1 port, while the Intel GPU provides one HDMI 2.1a port and three DisplayPort 2.1 outputs.

Memory architecture also diverges. The AMD part uses 10 GB of GDDR6 on a 320-bit bus at 1750 MHz (14 Gbps effective), achieving 560.0 GB/s. The Intel part uses 32 GB of GDDR6 on a 256-bit bus at 2375 MHz (19 Gbps effective), achieving 608.0 GB/s. The wider bus on the AMD part does not compensate for the higher effective memory speed and larger pool on the Intel side. The AMD part is a dual-dimension design at 301 mm long, 151 mm high, and 151 mm wide, while the Intel card is 267 mm long, 110 mm high, and 39 mm wide, and is specified as dual-slot.

The Verdict

The data supports a clear conclusion: the Intel Arc Pro B70 is the stronger GPU on every measured specification in the database. Its FP32 throughput is 22.94 TFLOPS versus 12.15 TFLOPS for the AMD Xbox Series X 6nm GPU. Its FP16 throughput is 45.88 TFLOPS versus 24.29 TFLOPS. Its pixel rate is 358.4 GPixel/s versus 116.8 GPixel/s. Its texture rate is 716.8 GTexel/s versus 379.6 GTexel/s. Its memory bandwidth is 608.0 GB/s versus 560.0 GB/s. Its memory capacity is 32 GB versus 10 GB. The Intel part also has more shading units, more TMUs, more ROPs, and dedicated RT cores. The only area where the AMD part leads is transistor count, at 15,300 million, and even that figure is not confirmed for Intel due to an unknown value.

The AMD part does have a lower TDP at 200 W versus 230 W for Intel, and it comes in a smaller physical footprint in terms of height and width, though it is longer at 301 mm versus 267 mm. The AMD GPU also has a lower launch MSRP of 599 USD, which can be stated once as a matter of record. The Intel part has a launch MSRP of 949 USD. The database does not include any benchmark scores for either GPU, so the verdict rests entirely on the specification sheet and the derived throughput rates.

For a user selecting a GPU strictly on the recorded data, the Intel Arc Pro B70 is the choice for compute-heavy tasks, high-resolution rendering, and workloads that exploit large memory capacity. The AMD Xbox Series X 6nm GPU, with its console heritage and lower power draw, remains relevant for environments that prioritize efficiency and a smaller physical footprint. The percentile ranks are identical, but the underlying numbers are not.

Specification Differences

The two GPUs differ across nearly every field in the database. The AMD part uses a 6 nm process and RDNA 2.0 architecture, while the Intel part uses a 5 nm process and Xe2-HPG architecture. The AMD chip is Scarlett 6nm with 15,300 million transistors and an unknown die size. The Intel chip is BMG-G31 with 368 mm² die size and an unknown transistor count. The AMD part has no base or boost clock listed; the Intel part has a 2280 MHz base clock and a 2800 MHz boost clock. Memory clocks are 1750 MHz (14 Gbps effective) for AMD and 2375 MHz (19 Gbps effective) for Intel.

Memory configuration differs in size, bus width, and bandwidth: 10 GB GDDR6 on a 320-bit bus at 560.0 GB/s for AMD, versus 32 GB GDDR6 on a 256-bit bus at 608.0 GB/s for Intel. Shader resources differ: 3328 shading units, 208 TMUs, and 64 ROPs for AMD, versus 4096 shading units, 256 TMUs, 128 ROPs, and 32 RT cores for Intel. The AMD part lists no RT cores. FP32 is 12.15 TFLOPS for AMD and 22.94 TFLOPS for Intel. FP16 is 24.29 TFLOPS for AMD and 45.88 TFLOPS for Intel. Pixel rate is 116.8 GPixel/s for AMD and 358.4 GPixel/s for Intel. Texture rate is 379.6 GTexel/s for AMD and 716.8 GTexel/s for Intel.

TDP is 200 W for AMD and 230 W for Intel. The AMD part has no slot width, power connector, suggested PSU, or bus interface listed. The Intel part is dual-slot, uses one 8-pin power connector, recommends a 550 W PSU, and uses PCIe 5.0 x16. Display outputs are 1x HDMI 2.1 for AMD and 1x HDMI 2.1a plus 3x DisplayPort 2.1 for Intel. Vulkan support is 1.2 for AMD and 1.4 for Intel, while DirectX 12 Ultimate (12_2) and OpenGL 4.6 are shared. Dimensions differ: 301 mm by 151 mm by 151 mm for AMD, versus 267 mm by 110 mm by 39 mm for Intel. Release dates also differ, with the AMD part listed as Active and the Intel part having no production status.

Where Each One Wins

The Intel Arc Pro B70 wins in every category that involves raw computational throughput. FP32 and FP16 performance are nearly double the AMD part. Pixel and texture rates are far higher, with the pixel rate more than tripling the AMD figure. The memory bandwidth advantage, while smaller, still favors Intel at 608.0 GB/s versus 560.0 GB/s. The 32 GB memory pool is a decisive advantage for workloads that require large datasets or high-resolution textures that would exceed a 10 GB frame buffer. The 32 RT cores give Intel a dedicated ray tracing capability that the AMD part does not list.

The AMD Xbox Series X 6nm GPU wins in efficiency-oriented categories. Its TDP is 200 W versus 230 W for Intel, a 30 W difference that favors the console chip. Its physical dimensions are narrower in height and width, though it is longer. The 320-bit memory bus is wider than Intel's 256-bit bus, which may help in specific memory access patterns, but the measured bandwidth is lower. The AMD part also has a lower launch MSRP of 599 USD compared to 949 USD for Intel, though pricing is not part of the performance analysis. The AMD GPU is built on a 6 nm process versus 5 nm for Intel, and it uses a higher transistor count at 15,300 million, though the Intel count is unknown.

For use cases, the data indicates the Intel part is suited for compute-heavy professional workloads, large-buffer rendering, and any task that benefits from 32 GB of memory and 32 RT cores. The AMD part is suited for power-constrained deployments and compact builds, given its 200 W TDP and smaller cross-section. Both GPUs share DirectX 12 Ultimate support, so API-level compatibility is not a differentiator. The record shows no benchmark wins for either side, so the use-case split is derived entirely from the specification deltas.