GPU Comparison

The AMD Radeon HD 7950 and AMD FirePro S10000 are both built on the same fundamental GCN 1.0 architecture and Tahiti chip, yet they target different segments of the market. The HD 7950 is a consumer-focused card from the Southern Islands generation, while the FirePro S10000 is a server-oriented product from the FirePro Server (Sx000) line. Benchmark data shows the two cards are closely matched in overall performance, with the HD 7950 achieving an average score of 33,951 and the FirePro S10000 scoring 32,388, placing them at the 78th and 77th percentiles of all GPUs, respectively. The differences lie in their operating characteristics, feature sets, and the specific workloads they were designed to handle.

The Verdict

The data indicates that the AMD Radeon HD 7950 and AMD FirePro S10000 are near-parity performers in general compute workloads, but their intended use cases diverge significantly. For users seeking a traditional graphics card with a focus on display output and consumer-grade features, the HD 7950 is the more practical choice. It offers a lower power draw of 200 W, a more compact 278 mm length, and a simpler 2x 6-pin power connector requirement, making it easier to integrate into a standard desktop system. Its benchmark score of 33,951 in Geekbench Metal is its sole listed result, and it sits within 0.6% of its nearest rivals, including the NVIDIA RTX A2000 12 GB at 34,154.

Conversely, the FirePro S10000 is engineered for a different environment. With a TDP of 375 W, a 305 mm length, and a 2x 8-pin power connector requirement, it is clearly built for a workstation or server chassis where power and space constraints are less restrictive. Its benchmark results are more diverse, showing a Geekbench OpenCL score of 30,631 and a Geekbench Vulkan score of 34,145. The Vulkan result is notably strong, and the card's overall average of 32,388 is only 0.2% behind the AMD Radeon RX 7900 GRE, a much newer product. This suggests the S10000 retains significant compute capability for its age, making it a candidate for specific server-side tasks.

The decision hinges on the workload. For a mixed-use desktop scenario involving graphics rendering and standard API support, the HD 7950’s lower power draw and smaller footprint make it the more sensible option. For a dedicated compute node where raw throughput in APIs like Vulkan is prioritized and power consumption is a secondary concern, the FirePro S10000’s higher clock speeds and additional display outputs for multi-monitor setups give it an edge. The HD 7950 is the more balanced consumer card, while the S10000 is a specialized compute tool.

Architecture Differences

Both cards share the same core silicon: the Tahiti chip, fabricated on a 28 nm process at TSMC, with 4,313 million transistors on a 352 mm² die, resulting in a transistor density of 12.3M per mm². They also feature identical memory configurations: 3 GB of GDDR5 on a 384-bit bus, delivering 240.0 GB/s of bandwidth. The shading unit count is also the same at 1,792, with 112 texture mapping units and 32 raster operations pipelines. This means the fundamental compute resources are identical, and any performance difference must come from clock speeds and firmware.

The critical architectural difference lies in the clock speeds. The FirePro S10000 has a base clock of 825 MHz and a boost clock of 950 MHz, while the Radeon HD 7950 does not list base or boost clocks in the available data. This clock advantage translates directly into higher throughput figures for the FirePro card. The S10000 achieves a pixel rate of 30.40 GPixel/s and a texture rate of 106.4 GTexel/s, compared to the HD 7950’s 25.60 GPixel/s and 89.60 GTexel/s. Similarly, the FP32 compute performance is higher on the S10000 at 3.405 TFLOPS versus 2.867 TFLOPS for the HD 7950. This indicates the S10000 is clocked more aggressively to extract maximum compute performance, even at the expense of power efficiency.

The memory clock is identical at 1250 MHz, or 5 Gbps effective, so memory bandwidth is not a differentiator. The display outputs differ, with the HD 7950 offering 1x DVI, 1x HDMI 1.4a, and 2x mini-DisplayPort 1.2, while the S10000 provides 1x DVI and 4x mini-DisplayPort 1.2. Both support the same API levels: DirectX 12 (11_1), OpenGL 4.6, and Vulkan 1.2.170. The S10000’s higher TDP of 375 W versus the HD 7950’s 200 W is a direct consequence of its higher clock speeds and is reflected in its more demanding power connector requirement of 2x 8-pin versus 2x 6-pin. The suggested power supply also scales accordingly, from 550 W for the HD 7950 to 750 W for the S10000.

Head-to-Head Benchmarks

The benchmark data does not include direct head-to-head results between these two specific cards, but their individual scores across different test suites provide a basis for comparison. The Radeon HD 7950 has a single Geekbench Metal score of 33,951. The FirePro S10000 has two scores: a Geekbench OpenCL score of 30,631 and a Geekbench Vulkan score of 34,145. This indicates that the S10000 performs differently depending on the API, with a substantial gap between its OpenCL and Vulkan results.

In the Vulkan test, the FirePro S10000 scores 34,145, which is 194 points higher than the HD 7950’s Metal score of 33,951. This represents a 0.6% advantage for the S10000 in Vulkan, suggesting that its higher clock speeds translate into a tangible performance lead in this API. However, the HD 7950’s Metal score is not directly comparable to the S10000’s OpenCL result of 30,631, as they are different testing methodologies. The HD 7950’s score of 33,951 is 3,320 points higher than the S10000’s OpenCL score, a 10.8% difference, but this is likely a reflection of the API rather than the hardware.

Looking at the nearest rivals provides additional context. The HD 7950’s score of 33,951 is virtually identical to the AMD Radeon RX 480’s 33,997, with a delta of -0.1%. It is also 0.3% ahead of the AMD Radeon RX 7700S’s 33,849. The FirePro S10000’s average score of 32,388 places it 0.2% behind the AMD Radeon RX 7900 GRE’s 32,456 and 0.5% behind the AMD FirePro S9300 X2’s 32,540. This shows that both cards, despite their age, are competitive with much newer products in synthetic benchmarks. The S10000’s Vulkan score of 34,145 is notably its strongest result, indicating that its architecture is particularly well-suited to this modern API.

FAQ

Q: Which card has a higher FP32 compute performance?

A: The AMD FirePro S10000 has a higher FP32 performance at 3.405 TFLOPS, compared to the AMD Radeon HD 7950’s 2.867 TFLOPS.

Q: Are the memory specifications identical between the two cards?

A: Yes, both cards feature 3 GB of GDDR5 memory on a 384-bit bus with a bandwidth of 240.0 GB/s and a memory clock of 1250 MHz (5 Gbps effective).

Q: What is the difference in power consumption between the two cards?

A: The AMD Radeon HD 7950 has a TDP of 200 W, while the AMD FirePro S10000 has a TDP of 375 W. The S10000 also requires a 750 W suggested power supply, whereas the HD 7950 requires a 550 W unit.

Q: How do their benchmark scores compare in different APIs?

A: The HD 7950 has a Geekbench Metal score of 33,951. The FirePro S10000 has a Geekbench OpenCL score of 30,631 and a Geekbench Vulkan score of 34,145, which is its highest result.

Q: Which card has more display outputs?

A: The AMD FirePro S10000 has more display outputs, with 1x DVI and 4x mini-DisplayPort 1.2. The Radeon HD 7950 has 1x DVI, 1x HDMI 1.4a, and 2x mini-DisplayPort 1.2.

Q: What are the physical dimensions of each card?

A: The Radeon HD 7950 is 278 mm long, 111 mm high, and 38 mm wide. The FirePro S10000 is 305 mm long and 111 mm high, with no width specified.

Where Each One Wins

The AMD Radeon HD 7950 wins in scenarios that prioritize efficiency and compactness. Its 200 W TDP is significantly lower than the S10000’s 375 W, making it far easier to cool and power within a standard desktop chassis. Its 278 mm length is also shorter, allowing for installation in smaller cases. The dual 6-pin power connectors are more universally compatible with existing power supplies, and the 550 W suggested PSU requirement is less demanding. For a user building a legacy gaming or general-purpose system, the HD 7950’s balance of performance and practicality is the clear advantage. Its Geekbench Metal score of 33,951 demonstrates solid compute capability, and its position at the 78th percentile of all GPUs indicates it still holds up well.

The AMD FirePro S10000 wins in environments where raw compute throughput and multi-display support are paramount. Its higher clock speeds provide a tangible performance advantage in FP32 workloads, with 3.405 TFLOPS versus 2.867 TFLOPS. The data shows its Vulkan score of 34,145 is higher than the HD 7950’s Metal score, suggesting an edge in modern API performance. The four mini-DisplayPort 1.2 outputs make it a better choice for high-density multi-monitor setups, a common requirement in server or workstation environments. The S10000’s average score of 32,388, while lower than the HD 7950’s 33,951, is still within 0.2% of the Radeon RX 7900 GRE, proving its relevance in compute tasks. Its design, with a 305 mm length and 2x 8-pin connectors, is tailored for a server rack or a workstation with ample space and power delivery, where the higher TDP is an acceptable trade-off for increased performance.