AMD Ryzen Z2 A GPU vs Intel Arc Pro B70 Comparison

Where Each One Wins

The recorded data for these two accelerators shows an extremely lopsided comparison. The AMD Ryzen Z2 A GPU and the Intel Arc Pro B70 are positioned at opposite ends of the performance spectrum, and the database entries reflect this through their fundamental specifications rather than through direct benchmark scores, as neither unit has recorded benchmark results available.

The AMD Ryzen Z2 A GPU is a low-power embedded-class graphics solution built for constrained environments. Its 15 W thermal design power, combined with a 7 nm process node and a 163 mm² die size, places it firmly in the efficiency-oriented segment. The chip packs 512 shading units, 32 texture mapping units, and 16 raster output units. Its 16 GB of LPDDR5 memory operates across a 128 bit bus, delivering 102.4 GB/s of bandwidth. The architecture is RDNA 2.0, using the Van Gogh chip, and the device targets the console GPU generation. This part wins in scenarios where power draw is the dominant constraint, where thermal dissipation is limited, and where the physical footprint must remain minimal. The single USB Type-C display output reinforces its role as a compact, integrated solution rather than a standalone desktop card.

The Intel Arc Pro B70, by contrast, is a professional workstation-class accelerator built for raw throughput. Its 230 W thermal design power, 5 nm process node, and 368 mm² die size indicate a design focused on compute density. The chip uses the BMG-G31 silicon under the Xe2-HPG architecture, belonging to the Battlemage Pro Series generation. It fields 4096 shading units, 256 texture mapping units, and 128 raster output units. Memory capacity doubles to 32 GB of GDDR6 on a 256 bit bus, producing 608.0 GB/s of bandwidth, nearly six times the AMD part. The Intel solution wins in every measurable compute category, including pixel rate, texture rate, FP32 throughput, and FP16 throughput. It also carries a PCIe 5.0 x16 interface, a dual-slot cooler, and a full complement of professional display outputs: one HDMI 2.1a and three DisplayPort 2.1 connectors.

Because no head-to-head benchmark results exist in the database, the win analysis rests entirely on specification-derived capabilities. The AMD Ryzen Z2 A GPU wins only in the categories of power efficiency, process maturity relative to its footprint, and possibly in scenarios where a 15 W envelope is mandatory. The Intel Arc Pro B70 wins in all raw performance metrics, memory bandwidth, output connectivity, and interface bandwidth. For any workload that depends on floating-point throughput, texture fill, pixel fill, or memory bandwidth, the Intel part is the only rational choice. For any workload that must operate within a 15 W power budget, the AMD part is the only viable option.

The Verdict

The data points to a clear division of roles. The AMD Ryzen Z2 A GPU is a specialized component for ultra-low-power embedded systems, handheld consoles, or fanless designs where the total system power budget is strictly capped. Its 15 W TDP, 1.638 TFLOPS FP32 performance, and 102.4 GB/s memory bandwidth are sufficient for lightweight graphics workloads, media playback, or basic 3D acceleration in portable devices. The single USB Type-C output suggests a device that drives one display, likely a built-in panel or a single external monitor.

The Intel Arc Pro B70 is a professional graphics card for workstation desktops. Its 22.94 TFLOPS FP32 performance, 45.88 TFLOPS FP16 throughput, and 608.0 GB/s memory bandwidth position it for compute-heavy tasks such as rendering, simulation, video processing, or AI inference. The 32 GB GDDR6 memory capacity supports large datasets and high-resolution textures without swapping. The PCIe 5.0 x16 interface provides ample host bandwidth, and the four display outputs (one HDMI 2.1a, three DisplayPort 2.1) enable multi-monitor professional setups. The 550 W suggested power supply, 267 mm length, 110 mm height, and 39 mm width define a conventional dual-slot card requiring standard case clearance.

Neither part occupies a middle ground. The 14x difference in FP32 throughput (22.94 TFLOPS versus 1.638 TFLOPS) and the 6x difference in memory bandwidth (608.0 GB/s versus 102.4 GB/s) mean these products serve entirely different markets. A user needing maximum compute density selects the Intel Arc Pro B70. A user needing minimal power draw selects the AMD Ryzen Z2 A GPU. There is no overlap in their intended use cases, and the specification gap is too wide for any meaningful substitution.

Head-to-Head Benchmarks

The database contains no recorded head-to-head benchmark entries for these two products. The winsA field is 0, the winsB field is 0, and the headToHeadBenchmarks array is empty. This absence of direct measurement data means the comparison must be constructed from the specification sheets, which are complete and detailed for both devices.

The largest performance differential appears in FP32 compute. The Intel Arc Pro B70 delivers 22.94 TFLOPS, while the AMD Ryzen Z2 A GPU delivers 1.638 TFLOPS. This represents a 14.0x advantage for the Intel part, a gap that dominates any compute-bound application. In FP16, the Intel part reaches 45.88 TFLOPS (2:1 ratio), while the AMD part reaches 3.277 TFLOPS (2:1 ratio), yielding a 14.0x difference again.

Memory bandwidth shows a similar story. The Intel Arc Pro B70 achieves 608.0 GB/s from its 256 bit GDDR6 interface running at 2375 MHz (19 Gbps effective). The AMD Ryzen Z2 A GPU achieves 102.4 GB/s from its 128 bit LPDDR5 interface running at 800 MHz (6.4 Gbps effective). The Intel part delivers 5.9x the bandwidth, which directly impacts texture-heavy workloads, large framebuffers, and any operation that streams data through memory.

Pixel fill rate favors the Intel part at 358.4 GPixel/s versus 25.60 GPixel/s for the AMD part, a 14.0x difference. Texture fill rate follows the same pattern: 716.8 GTexel/s versus 51.20 GTexel/s, again a 14.0x difference. These ratios are consistent because they scale directly with the shader and texture unit counts, which are 8x higher on the Intel part (4096 versus 512 shading units, 256 versus 32 TMUs, 128 versus 16 ROPs).

Clock speeds also differ substantially. The Intel Arc Pro B70 runs at a base of 2280 MHz and boosts to 2800 MHz. The AMD Ryzen Z2 A GPU runs at a base of 1000 MHz and boosts to 1600 MHz. The Intel part operates at more than double the clock frequency, contributing to its higher throughput along with its larger core count.

The transistor counts illustrate the design gulf. The AMD chip contains 2,400 million transistors on a 163 mm² die, yielding a density of 14.7 million transistors per square millimeter. The Intel chip lists its transistor count as unknown, but its die size of 368 mm² is 2.3x larger than the AMD die. The Intel part uses a more advanced 5 nm process from TSMC, versus 7 nm for the AMD part, which allows higher clock speeds and greater transistor density where data is available.

In every specification-derived performance metric, the Intel Arc Pro B70 wins by a factor of approximately 6 to 14. The largest single advantage is in FP32 and FP16 throughput, where the Intel part leads by 14.0x. The smallest advantage appears in memory bandwidth, where the Intel part leads by 5.9x. No metric favors the AMD part outside of power consumption and physical size.

FAQ

Q: Which GPU has higher FP32 compute performance?

A: The Intel Arc Pro B70 delivers 22.94 TFLOPS FP32, which is 14.0x higher than the AMD Ryzen Z2 A GPU's 1.638 TFLOPS.

Q: How much memory does each GPU have, and what type?

A: The AMD Ryzen Z2 A GPU has 16 GB of LPDDR5 on a 128 bit bus. The Intel Arc Pro B70 has 32 GB of GDDR6 on a 256 bit bus.

Q: What is the memory bandwidth difference?

A: The Intel Arc Pro B70 achieves 608.0 GB/s, while the AMD Ryzen Z2 A GPU achieves 102.4 GB/s. The Intel part provides 5.9x more bandwidth.

Q: What power draw does each GPU require?

A: The AMD Ryzen Z2 A GPU has a 15 W TDP. The Intel Arc Pro B70 has a 230 W TDP and requires a 550 W suggested power supply.

Q: Which GPU supports more display outputs?

A: The Intel Arc Pro B70 supports one HDMI 2.1a and three DisplayPort 2.1 outputs, totaling four. The AMD Ryzen Z2 A GPU supports a single USB Type-C output.

Q: What process nodes are used for each chip?

A: The AMD Ryzen Z2 A GPU uses a 7 nm process from TSMC. The Intel Arc Pro B70 uses a 5 nm process from TSMC.

Architecture Differences

The two GPUs employ fundamentally different architectures from different manufacturers, built for different purposes.

The AMD Ryzen Z2 A GPU uses the RDNA 2.0 architecture, implemented on the Van Gogh chip. This architecture is a mature design from AMD's console and APU lineage, optimized for power efficiency and integrated operation. The chip contains 2,400 million transistors on a 163 mm² die, produced on TSMC's 7 nm process. The transistor density measures 14.7 million per square millimeter. The RDNA 2.0 architecture organizes 512 shading units into compute units, with 32 texture mapping units and 16 raster output units. It includes 8 ray tracing cores, enabling hardware-accelerated ray tracing in a low-power package. The memory subsystem uses LPDDR5, a low-power DRAM standard often found in mobile and embedded devices. The 128 bit bus width and 800 MHz memory clock yield 102.4 GB/s bandwidth. The GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, matching the API feature set of the Intel part. The production status is listed as Active, and the release date falls on 2024-12-31.

The Intel Arc Pro B70 uses the Xe2-HPG architecture on the BMG-G31 chip, representing Intel's Battlemage generation for professional workstations. The die size is 368 mm², substantially larger than the AMD part, though the transistor count is listed as unknown. The 5 nm TSMC process enables higher clock speeds: 2280 MHz base and 2800 MHz boost, compared to the AMD part's 1000 MHz base and 1600 MHz boost. The Xe2-HPG architecture fields 4096 shading units, 256 texture mapping units, and 128 raster output units, with 32 ray tracing cores. Memory uses GDDR6, a high-bandwidth graphics DRAM, on a 256 bit bus running at 2375 MHz (19 Gbps effective), producing 608.0 GB/s. The card connects via PCIe 5.0 x16, a current-generation interface that doubles the bandwidth of older PCIe 4.0 slots. The display outputs include one HDMI 2.1a and three DisplayPort 2.1, supporting modern high-resolution monitors. The card is dual-slot, 267 mm long, 110 mm tall, and 39 mm wide, with a single 8-pin power connector. The launch MSRP is 949 USD. The production status field is empty, and the release date is 2026-03-25.

The architectural philosophies differ sharply. RDNA 2.0 prioritizes performance per watt, enabling a 15 W TDP that suits battery-powered or passively cooled systems. Xe2-HPG prioritizes absolute throughput, accepting a 230 W TDP in exchange for 14x the FP32 compute and 5.9x the memory bandwidth. The AMD part has no power connector, no slot width specification, no bus interface listed, and no suggested PSU, consistent with an embedded or soldered solution. The Intel part specifies all physical dimensions, a dual-slot cooler, a single 8-pin connector, and a 550 W suggested PSU, consistent with a user-installable desktop card.

Specification Differences

The following specifications differ between the two products, based solely on the recorded data.

The AMD Ryzen Z2 A GPU uses the Van Gogh chip with RDNA 2.0 architecture, while the Intel Arc Pro B70 uses the BMG-G31 chip with Xe2-HPG architecture. The process nodes differ: 7 nm for AMD versus 5 nm for Intel, both fabricated by TSMC. The AMD die measures 163 mm² and contains 2,400 million transistors with a density of 14.7M per square millimeter. The Intel die measures 368 mm², with an unknown transistor count and no density figure.

Clock speeds diverge widely. The AMD part runs at 1000 MHz base and 1600 MHz boost. The Intel part runs at 2280 MHz base and 2800 MHz boost. Memory clocks also differ: AMD uses 800 MHz (6.4 Gbps effective) for its LPDDR5, while Intel uses 2375 MHz (19 Gbps effective) for its GDDR6.

Memory configuration differs in capacity, type, bus width, and bandwidth. AMD offers 16 GB LPDDR5 on a 128 bit bus with 102.4 GB/s. Intel offers 32 GB GDDR6 on a 256 bit bus with 608.0 GB/s.

Core counts differ by a factor of 8. AMD fields 512 shading units, 32 TMUs, 16 ROPs, and 8 ray tracing cores. Intel fields 4096 shading units, 256 TMUs, 128 ROPs, and 32 ray tracing cores.

Fill rates and compute throughput differ by approximately 14x. AMD achieves 25.60 GPixel/s pixel rate, 51.20 GTexel/s texture rate, 1.638 TFLOPS FP32, and 3.277 TFLOPS FP16. Intel achieves 358.4 GPixel/s pixel rate, 716.8 GTexel/s texture rate, 22.94 TFLOPS FP32, and 45.88 TFLOPS FP16.

Power specifications differ dramatically. AMD has a 15 W TDP with no slot width, power connector, suggested PSU, or bus interface listed. Intel has a 230 W TDP, dual-slot width, one 8-pin power connector, a 550 W suggested PSU, and a PCIe 5.0 x16 interface.

Display outputs differ. AMD provides one USB Type-C output. Intel provides one HDMI 2.1a and three DisplayPort 2.1 outputs, totaling four.

Physical dimensions differ. AMD lists no length, height, or width. Intel lists 267 mm length (10.5 inches), 110 mm height (4.3 inches), and 39 mm width (1.5 inches).

Release dates differ. AMD released on 2024-12-31, while Intel releases on 2026-03-25. The AMD production status is Active, while the Intel production status is not specified.

The launch MSRP exists only for Intel at 949 USD. No MSRP is recorded for AMD.

The API support is identical: both list DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The percentile versus all GPUs is 50 for both, and the average benchmark score is 0 for both, reflecting the absence of benchmark data.