AMD FirePro W7100 vs AMD Radeon RX 7800M Comparison

The AMD Radeon RX 7800M and the AMD FirePro W7100 represent two distinct eras of AMD graphics technology, separated by a decade of architectural evolution. The benchmark data in this comparison shows a decisive generational leap, with the RX 7800M dominating the FirePro W7100 in every measured test. This analysis quantifies the performance gap, examines the architectural reasons behind it, and provides a data-driven verdict for both mobile gaming and legacy workstation use cases.

Head-to-Head Benchmarks

The two products share only a pair of common benchmark tests in the database: Geekbench OpenCL and Geekbench Vulkan. In both, the AMD Radeon RX 7800M delivers a staggering victory, winning 2 out of 2 head-to-head comparisons. The FirePro W7100 fails to secure a single win.

In the Geekbench OpenCL test, the RX 7800M scores 120,778, while the FirePro W7100 trails far behind at 24,182. This results in a deltaPct of 399.5%, meaning the RX 7800M is nearly four times faster in raw compute throughput. This is not a marginal improvement; it is a complete obliteration of the older card's compute capabilities. The OpenCL benchmark stresses general-purpose GPU compute, and the data indicates that the RX 7800M's modern architecture handles these workloads with vastly superior efficiency.

The Geekbench Vulkan test tells a similar story, albeit with a slightly smaller, yet still massive, gap. The RX 7800M posts a score of 126,668, compared to the FirePro W7100's 27,529. The deltaPct here is 360.1%, indicating that the RX 7800M is over 3.5 times faster in this graphics API. Vulkan is a low-overhead API that favors modern hardware designs, and the RX 7800M's RDNA 3.0 architecture is clearly optimized for it, while the FirePro W7100's GCN 3.0 design struggles.

Looking at the broader average benchmark scores further contextualizes this dominance. The RX 7800M has an average benchmark score of 27,883, placing it in the 73rd percentile of all GPUs. Its nearest rival is the AMD Radeon Pro Vega 20, which scores 27,839 (a deltaPct of 0.2%), and the AMD Radeon Pro W5500X at 27,973 (a deltaPct of -0.3%). The FirePro W7100, by contrast, has an average score of 25,856, sitting in the 71st percentile. Interestingly, its nearest rival is the NVIDIA GeForce RTX 3080 Ti Mobile, which scores 25,740 (a deltaPct of 0.5%). While the RX 7800M is a clear step above the FirePro W7100, the FirePro W7100 is still competitive with much newer mobile parts in its own performance class, but that class is simply far below the RX 7800M.

Architecture Differences

The performance gulf is entirely explained by the architectural chasm between the two GPUs. The AMD Radeon RX 7800M is built on the RDNA 3.0 architecture, using the Navi 32 chip, and is fabricated on a 5 nm process node at TSMC. The AMD FirePro W7100, in contrast, uses the ancient GCN 3.0 architecture with the Tonga chip, on a 28 nm node. This process node difference alone is monumental: the RX 7800M packs 28,100 million transistors into a 346 mm² die, achieving a transistor density of 81.2M / mm². The FirePro W7100 has only 5,000 million transistors on a larger 366 mm² die, resulting in a density of just 13.7M / mm².

This disparity in transistor density translates directly into compute resources. The RX 7800M features 3,840 shading units, 240 texture mapping units (TMUs), and 96 raster output units (ROPs). The FirePro W7100 has 1,792 shading units, 112 TMUs, and only 32 ROPs. The RX 7800M also includes 60 dedicated ray tracing cores, a feature entirely absent from the FirePro W7100. These raw numbers show that the RX 7800M has more than double the shader count and triple the ROP count, which is the primary driver behind its superior fill rates and compute performance.

The memory subsystems also reflect their respective generations. The RX 7800M uses 12 GB of GDDR6 memory on a 192-bit bus, delivering a bandwidth of 432.0 GB/s. The FirePro W7100 is equipped with 8 GB of GDDR5 on a wider 256-bit bus, but its bandwidth is only 160.0 GB/s. The RX 7800M's memory clock is listed as 2250 MHz (18 Gbps effective), while the FirePro W7100's memory runs at 1250 MHz (5 Gbps effective). The RX 7800M's higher bandwidth is critical for modern game textures and compute workloads that saturate memory.

Finally, the feature sets are from different decades. The RX 7800M supports DirectX 12 Ultimate (12_2), Vulkan 1.4, and OpenGL 4.6. The FirePro W7100 supports an older DirectX 12 (12_0) profile, Vulkan 1.2.170, and OpenGL 4.6. The RX 7800M's support for the 12_2 feature level enables hardware ray tracing, mesh shaders, and other modern effects that the FirePro W7100 cannot handle. The bus interface also differs: the RX 7800M uses PCIe 4.0 x16, while the FirePro W7100 uses the older PCIe 3.0 x16 standard. The RX 7800M is also an IGP (integrated graphics processor) with no power connectors and a 180 W TDP, whereas the FirePro W7100 is a single-slot card with a 1x 6-pin power connector and a 150 W TDP.

FAQ

Q: Which GPU is faster in Vulkan workloads?

A: The AMD Radeon RX 7800M is overwhelmingly faster, scoring 126,668 in Geekbench Vulkan compared to the FirePro W7100's 27,529. This represents a 360.1% performance advantage for the RX 7800M.

Q: How much more powerful is the RX 7800M in compute performance?

A: The RX 7800M's FP32 compute is rated at 35.87 TFLOPS, while the FirePro W7100 is rated at 3.297 TFLOPS. The RX 7800M delivers over a 10x increase in theoretical floating-point performance.

Q: What are the memory capacity and bandwidth differences?

A: The RX 7800M has 12 GB of GDDR6 memory with a 192-bit bus and 432.0 GB/s bandwidth. The FirePro W7100 has 8 GB of GDDR5 memory with a 256-bit bus and 160.0 GB/s bandwidth. The RX 7800M provides significantly more capacity and bandwidth.

Q: Does the FirePro W7100 support hardware ray tracing?

A: No. The FirePro W7100 has no ray tracing cores listed in its specifications. The RX 7800M, in contrast, includes 60 dedicated ray tracing cores.

Q: Which GPU has a higher transistor density?

A: The RX 7800M has a transistor density of 81.2M / mm² on a 5 nm process, while the FirePro W7100 has 13.7M / mm² on a 28 nm process. The RX 7800M is significantly more dense.

Q: What are the TDP requirements for each card?

A: The RX 7800M has a TDP of 180 W and is an IGP with no power connectors. The FirePro W7100 has a TDP of 150 W and requires a single 6-pin power connector, with a suggested PSU of 450 W.

Specification Differences

| Specification | AMD Radeon RX 7800M | AMD FirePro W7100 |

| :--- | :--- | :--- |

| Architecture | RDNA 3.0 | GCN 3.0 |

| Chip | Navi 32 | Tonga |

| Process Node | 5 nm | 28 nm |

| Transistors | 28,100 million | 5,000 million |

| Die Size | 346 mm² | 366 mm² |

| Transistor Density | 81.2M / mm² | 13.7M / mm² |

| Base Clock | 1295 MHz | N/A |

| Boost Clock | 2335 MHz | N/A |

| Game Clock | 2145 MHz | N/A |

| Memory Clock | 2250 MHz (18 Gbps effective) | 1250 MHz (5 Gbps effective) |

| Memory Size | 12 GB | 8 GB |

| Memory Type | GDDR6 | GDDR5 |

| Memory Bus Width | 192 bit | 256 bit |

| Memory Bandwidth | 432.0 GB/s | 160.0 GB/s |

| Shading Units | 3840 | 1792 |

| TMUs | 240 | 112 |

| ROPs | 96 | 32 |

| RT Cores | 60 | N/A |

| Pixel Rate | 224.2 GPixel/s | 29.44 GPixel/s |

| Texture Rate | 560.4 GTexel/s | 103.0 GTexel/s |

| FP32 Performance | 35.87 TFLOPS | 3.297 TFLOPS |

| FP16 Performance | 35.87 TFLOPS (1:1) | 3.297 TFLOPS (1:1) |

| TDP | 180 W | 150 W |

| Slot Width | IGP | Single-slot |

| Power Connectors | None | 1x 6-pin |

| Suggested PSU | N/A | 450 W |

| Bus Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |

| Display Outputs | Portable Device Dependent | 4x DisplayPort 1.2 |

| DirectX Support | 12 Ultimate (12_2) | 12 (12_0) |

| Vulkan Support | 1.4 | 1.2.170 |

| Release Date | 2024-09-10 | 2014-08-11 |

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

The Verdict

The data is unambiguous. The AMD Radeon RX 7800M is the superior product in every measurable way. Its Geekbench scores are over 3.5 times higher, its compute and fill rates are an order of magnitude greater, and its memory bandwidth is nearly three times higher. For any task that requires raw graphics or compute performance, the RX 7800M is the only rational choice. It is built on a modern 5 nm process with RDNA 3.0, features 60 ray tracing cores, and supports the latest DirectX 12 Ultimate API. Its active production status and 2024 release date ensure it is a current, supported part.

The AMD FirePro W7100, released in 2014 and now end-of-life, is a relic of a bygone era. Its GCN 3.0 architecture and 28 nm process node are severely outdated. While it does have more ROPs per memory bus width and a wider 256-bit memory interface, this does not compensate for its drastically lower clock speeds, memory bandwidth, and compute capability. Its only potential advantage lies in its specific legacy workstation features, such as its 4x DisplayPort 1.2 outputs and single-slot form factor, which may be relevant for certain old enterprise systems. However, its performance is so far behind that it cannot be recommended for any modern workload, even in the context of legacy applications.

Who should pick which: Users seeking maximum performance for modern gaming, content creation, or compute-intensive tasks should choose the AMD Radeon RX 7800M without hesitation. Its benchmark results and architectural features place it in a completely different performance tier. The AMD FirePro W7100 should only be considered by someone maintaining a legacy system that requires its specific physical or output characteristics, and who cannot upgrade due to hardware constraints. For everyone else, the RX 7800M is the definitive winner based on all available data.