AMD FirePro M6100 vs AMD Radeon HD 8950M Comparison

The AMD Radeon HD 8950M and the AMD FirePro M6100 are two mobile graphics solutions from the same GCN 2.0 generation, separated by a year in their release schedule. The benchmark data places them as near-perfect statistical twins, with the HD 8950M holding an average score of 13376 and the FirePro M6100 trailing at 13354. This puts the HD 8950M at the 54th percentile of all GPUs, a position it shares exactly with its rival, indicating that neither card commands a significant performance advantage in general compute workloads. The head-to-head data shows a single benchmark result, but the architectural differences between the two tell a more nuanced story about their respective strengths.

Head-to-Head Benchmarks

The only direct comparison available in the data is the Geekbench OpenCL test, and it results in a narrow victory for the AMD Radeon HD 8950M. The HD 8950M scores 13772 points against the FirePro M6100’s 13354 points, a delta of 3.1%. This is a modest lead, and the fact that the FirePro M6100’s average score (13354) is identical to its OpenCL score suggests that this single test is representative of its overall compute performance. The HD 8950M’s average of 13376 is slightly higher than its OpenCL score of 13772 would imply, indicating its Vulkan score of 12979 drags the average down, but the overall picture remains one of near-parity.

Looking at the broader rival landscape, the two cards are essentially interchangeable in performance. The HD 8950M is 0.2% ahead of the FirePro M6100, but it is also 0.2% behind the AMD Radeon Pro 555 and 0.4% behind the AMD Radeon Pro 555X. The FirePro M6100, for its part, is 0.3% ahead of the Radeon Pro 555X and 0.4% behind the Radeon Pro 555. These delta values are all within the noise of benchmarking, meaning that in real-world terms, the HD 8950M, FirePro M6100, Radeon Pro 555, and Radeon Pro 555X all occupy the same performance tier. The 3.1% delta in the head-to-head test is the largest margin between the two primary subjects, but it is still a slim advantage that would be imperceptible in most applications.

The data implies that the FirePro M6100’s higher raw compute specifications do not translate into a benchmark win. With 896 shading units and a texture rate of 61.60 GTexel/s, the FirePro M6100 should theoretically outperform the HD 8950M’s 768 shading units and 51.60 GTexel/s. Yet, the OpenCL result shows the opposite, suggesting that either the HD 8950M’s drivers are more optimized for this workload, or the FirePro M6100’s additional compute units are not being fully utilized. The 3.1% win for the HD 8950M is therefore a case where specification sheets do not predict benchmark outcomes.

Where Each One Wins

The benchmark data shows a single win for the AMD Radeon HD 8950M in the OpenCL test, with no wins recorded for the FirePro M6100. This means that in the only measured comparison, the HD 8950M is the victor. The 3.1% margin in OpenCL suggests that the HD 8950M has a slight edge in general-purpose compute tasks that leverage OpenCL, which includes workloads like video encoding, image processing, and some scientific simulations. The FirePro M6100’s lack of a win does not mean it is inferior in all scenarios, but it does indicate that its theoretical advantages are not reflected in this specific benchmark.

The FirePro M6100’s strengths are visible in its specifications rather than its benchmark results. Its higher shading unit count (896 vs 768) and texture rate (61.60 GTexel/s vs 51.60 GTexel/s) point to a card that could excel in geometry-heavy tasks or applications that scale well with raw shader throughput. The pixel rate of 17.60 GPixel/s for the FirePro M6100 is also slightly higher than the HD 8950M’s 17.20 GPixel/s, which could give it a minor edge in fill-rate-limited scenarios. However, without benchmark data to confirm these advantages, they remain theoretical observations rather than data-backed conclusions.

The HD 8950M’s win in OpenCL comes despite its lower memory bandwidth of 88.00 GB/s compared to the FirePro M6100’s 96.00 GB/s. This suggests that the HD 8950M’s memory subsystem is not a bottleneck in this workload, or that its lower clocked memory (1375 MHz vs 1500 MHz) is compensated by more efficient memory access patterns. The data shows that the HD 8950M is the winner in the only measured test, making it the default choice for users prioritizing OpenCL performance.

FAQ

Q: How much faster is the AMD Radeon HD 8950M than the AMD FirePro M6100 in OpenCL?

A: The HD 8950M scores 13772 in the Geekbench OpenCL test, which is 3.1% higher than the FirePro M6100’s 13354. This is the only direct head-to-head benchmark available, and it shows the HD 8950M with a narrow but measurable lead.

Q: What is the average benchmark score difference between the two cards?

A: The HD 8950M has an average benchmark score of 13376, while the FirePro M6100 has an average score of 13354. The difference is 22 points, representing a 0.2% advantage for the HD 8950M, which is statistically negligible.

Q: Do the two cards have the same memory configuration?

A: Both cards feature 2 GB of GDDR5 memory on a 128-bit bus, but the memory clocks differ. The HD 8950M runs at 1375 MHz (5.5 Gbps effective) providing 88.00 GB/s bandwidth, while the FirePro M6100 runs at 1500 MHz (6 Gbps effective) providing 96.00 GB/s bandwidth.

Q: Which card has more shading units?

A: The FirePro M6100 has 896 shading units, which is 128 more than the HD 8950M’s 768 shading units. The FirePro M6100 also has 56 texture mapping units (TMUs) versus 48 TMUs on the HD 8950M.

Q: What is the TDP of the FirePro M6100?

A: The FirePro M6100 does not have a listed TDP in the data. The HD 8950M has a TDP of 100 W, and the FirePro M6100’s power draw is not specified, though it uses a similar MXM module form factor.

Q: How do these cards compare to other GPUs in their class?

A: Both cards are at the 54th percentile of all GPUs. The HD 8950M is 0.2% ahead of the AMD Radeon RX 5500M and 0.4% behind the AMD Radeon Pro 555X. The FirePro M6100 is 0.3% ahead of the Radeon Pro 555X and 0.4% behind the Radeon Pro 555.

Specification Differences

The two cards share many core specifications, but several key differences emerge from the data. The most significant difference is in the chip design itself: the HD 8950M uses the Saturn chip, while the FirePro M6100 uses the Emerald chip. Despite this, both are built on the same 28 nm process at TSMC, with identical transistor counts of 2,080 million and die sizes of 160 mm².

The shading unit count is where the cards diverge most clearly. The FirePro M6100 packs 896 shading units, compared to the HD 8950M’s 768, a difference of 128 units. This also extends to texture mapping units, where the FirePro M6100 has 56 TMUs versus 48 TMUs on the HD 8950M. Both cards have 16 ROPs, so the pixel throughput is close, with the FirePro M6100 at 17.60 GPixel/s and the HD 8950M at 17.20 GPixel/s.

Memory clocks and bandwidth also differ. The FirePro M6100 runs its GDDR5 memory at 1500 MHz (6 Gbps effective), yielding 96.00 GB/s of bandwidth, while the HD 8950M runs at 1375 MHz (5.5 Gbps effective), yielding 88.00 GB/s. Memory size and bus width are identical at 2 GB and 128-bit. The FP32 performance follows the shading unit count, with the FirePro M6100 achieving 1.971 TFLOPS versus the HD 8950M’s 1.651 TFLOPS.

Power characteristics differ as well. The HD 8950M has a TDP of 100 W, while the FirePro M6100’s TDP is not listed. The FirePro M6100 lists its power connectors as "None," whereas the HD 8950M does not specify any. The bus interface also differs: the HD 8950M uses PCIe 3.0 x16, while the FirePro M6100 uses MXM-B (3.0). Both are MXM modules, and both have display outputs that are "Portable Device Dependent." The release dates differ, with the HD 8950M launching on 2013-05-13 and the FirePro M6100 on 2014-05-26, placing them in different generations (Solar System vs FirePro Mobile).

Architecture Differences

Both GPUs are built on the GCN 2.0 architecture, which forms the foundation for their similar feature sets. They share the same 28 nm process node from TSMC, the same transistor count of 2,080 million, and the same die size of 160 mm², resulting in an identical transistor density of 13.0M per mm². This means the underlying silicon is fabricated identically, with the differences coming from how the chips are configured.

The chip designations differ — Saturn for the HD 8950M and Emerald for the FirePro M6100 — but both belong to the GCN 2.0 family. The HD 8950M is part of the "Solar System (HD 8900M)" generation, while the FirePro M6100 belongs to the "FirePro Mobile (Mx100)" generation. This generational split explains the different feature focuses: the HD 8950M targets consumer gaming laptops, while the FirePro M6100 is aimed at professional mobile workstations.

The compute configuration is the primary architectural difference. The FirePro M6100’s 896 shading units and 56 TMUs represent a fuller implementation of the GCN 2.0 design, giving it a theoretical FP32 throughput of 1.971 TFLOPS. The HD 8950M, with 768 shading units and 48 TMUs, is a cut-down version, achieving 1.651 TFLOPS. This 16% difference in raw compute capability is significant on paper, but the benchmark results show it does not translate into a performance win for the FirePro M6100.

The memory architecture is also slightly different, with the FirePro M6100 using faster 1500 MHz memory versus the HD 8950M’s 1375 MHz, giving the FirePro M6100 an 8 GB/s bandwidth advantage. Both support DirectX 12 (12_0), OpenGL 4.6, and Vulkan 1.2.170, so API support is identical. The HD 8950M’s predecessor is "London" and its successor is "Gem System," while the FirePro M6100’s predecessor is "FirePro Mobility" and its successor is "Radeon Pro Mobile," tracing their divergent product lines.

The Verdict

The data presents a clear, if narrow, picture: the AMD Radeon HD 8950M wins the only head-to-head benchmark, and its average score of 13376 edges out the FirePro M6100’s 13354. For users who prioritize OpenCL compute performance, the HD 8950M is the data-backed choice, as its 3.1% lead in that test is the only measured performance differential. The HD 8950M also carries a listed TDP of 100 W, which, while not insignificant, provides a power envelope that system integrators can plan around; the FirePro M6100’s TDP is unknown, introducing uncertainty for thermal design.

However, the FirePro M6100 should not be dismissed based on the benchmark data alone. Its higher shading unit count (896 vs 768) and superior texture rate (61.60 GTexel/s vs 51.60 GTexel/s) indicate that it has more raw compute headroom than the HD 8950M, which could prove beneficial in applications that are not well-represented by Geekbench OpenCL. The FirePro M6100’s higher memory bandwidth (96.00 GB/s vs 88.00 GB/s) also suggests it could handle memory-intensive workloads more gracefully, even if the benchmark does not reflect this.

Professionals in the FirePro lineup would likely favor the FirePro M6100 for its theoretical compute advantages and its professional branding, which implies validation for workstation software. Gamers and general users, on the other hand, would find the HD 8950M’s benchmark win and established 100 W TDP more compelling. The 0.2% average score difference is effectively a tie, so the decision comes down to whether you trust the single OpenCL test (favoring the HD 8950M) or the architectural specifications (favoring the FirePro M6100). The data supports the HD 8950M as the benchmark winner, but the FirePro M6100’s untapped compute potential leaves room for it to win in unmeasured scenarios.