AMD Opteron 4332 HE vs AMD Ryzen Embedded R2312 Comparison

The AMD Ryzen Embedded R2312 and the AMD Opteron 4332 HE present a fascinating study in generational contrast. The R2312 is a modern, low-power embedded part built on a 12 nm process, while the Opteron 4332 HE is a decade-old server processor from the Piledriver era. Despite the Opteron’s superior core count and higher clock speeds, the benchmark data tells a surprisingly tight story, with the Ryzen part edging ahead in every single test.

Head-to-Head Benchmarks

The head-to-head results are remarkably consistent, showing the Ryzen Embedded R2312 winning all five Cinebench comparisons, but by a razor-thin margin. In the Cinebench R15 multicore test, the R2312 scores 338 against the Opteron’s 335, a delta of just 0.9%. This is a near dead heat, suggesting that the Opteron’s six physical cores are almost perfectly offset by the Ryzen’s architectural efficiency and simultaneous multithreading.

Moving to Cinebench R20 multicore, the pattern holds. The R2312 posts 1410 versus the Opteron’s 1396, a 1% advantage. The R23 multicore test shows a similar story: 3359 for the R2312 and 3324 for the Opteron, representing a 1.1% lead. What is striking here is that the Ryzen part accomplishes this with only 2 cores and 4 threads, while the Opteron has 6 full cores. The data implies that each Zen+ core is doing significantly more work per clock than a Piledriver core.

The single-core results reinforce this interpretation. In Cinebench R20 single-core, the R2312 scores 199 versus 196 for the Opteron, a 1.5% lead. The R23 single-core test shows the R2312 at 474 and the Opteron at 469, another 1.1% gap. The Opteron actually has a higher base clock (3.00 GHz) and boost clock (3.70 GHz) than the R2312 (2.70 GHz base, 3.50 GHz boost), so its single-thread deficit is entirely attributable to the older architecture’s lower instructions-per-clock (IPC). The R2312’s wins are consistent across every workload, but the margins are so small that they fall within the range of run-to-run variance.

The aggregate scores tell the same story. The R2312 has an average benchmark score of 1156, while the Opteron sits at 1144. This places the R2312 at the 33rd percentile of all CPUs, just one percentile point above the Opteron’s 32nd percentile. The R2312’s nearest rival is the AMD Opteron 4334, which scores 1155, a 0.1% delta. The Opteron 4332 HE, meanwhile, is closest to the Intel Core i7-2600S at 1146, a -0.2% delta. Both processors are clustered in a remarkably tight performance band, but the Ryzen chip consistently holds the top spot.

FAQ

Q: Which processor wins the most benchmarks?

A: The AMD Ryzen Embedded R2312 wins all five head-to-head Cinebench tests. It takes the R15 multicore, R20 multicore, R20 single-core, R23 multicore, and R23 single-core, giving it a 5-0 sweep over the Opteron 4332 HE.

Q: How much faster is the Ryzen R2312 in single-core performance?

A: In the Cinebench R20 single-core test, the R2312 scores 199 against the Opteron’s 196, a 1.5% advantage. In the R23 single-core test, it scores 474 versus 469, a 1.1% lead. The gap is consistent but modest.

Q: Does the Opteron’s higher core count give it an advantage in multi-threaded workloads?

A: No. Despite having 6 cores versus the Ryzen’s 2, the Opteron loses all three multi-core tests. In Cinebench R23 multicore, the Opteron scores 3324 while the R2312 scores 3359. The Ryzen’s architectural efficiency and 4 threads compensate for the core-count deficit.

Q: What is the average benchmark score for each processor?

A: The Ryzen Embedded R2312 has an average benchmark score of 1156. The Opteron 4332 HE has an average score of 1144. The difference is 12 points, or roughly 1%.

Q: How do these processors compare to their nearest rivals?

A: The R2312 is 0.1% ahead of the AMD Opteron 4334 (1155) and 0.5% behind the AMD Opteron 6212 (1162). The Opteron 4332 HE is 0.2% behind both the Intel Core i7-2600S and AMD Opteron 4284, which each score 1146.

Q: Which processor has the higher boost clock?

A: The Opteron 4332 HE has a boost clock of 3.70 GHz, which is higher than the R2312’s 3.50 GHz. Yet the R2312 still wins the single-core benchmarks, indicating the Zen+ architecture’s superior per-clock performance.

Where Each One Wins

The AMD Ryzen Embedded R2312 wins in every benchmark category measured. Its strengths lie in both single-threaded and multi-threaded Cinebench workloads. The data shows it is consistently faster, even if by narrow margins. For a desktop or embedded application where the software relies on modern instruction sets and where power efficiency is a concern, the R2312 is the clear choice based on performance alone.

The AMD Opteron 4332 HE, despite losing all head-to-head comparisons, still holds relevance in its intended server/workstation market segment. Its six physical cores provide a raw thread count that the R2312 cannot match in scenarios where the benchmark’s scoring does not reflect real-world server workloads. However, the provided data does not show any test where the Opteron wins. Its only advantage is structural: it offers more cores and a higher clock speed, which could be beneficial for legacy software that scales poorly with simultaneous multithreading but scales well with additional physical cores. The Opteron also supports a different memory type (DDR3) and a different socket, which may matter for existing platform compatibility.

In terms of benchmark wins, the R2312 is the outright victor. The Opteron’s only potential win condition is in scenarios not captured by Cinebench, such as highly parallel server tasks that demand many physical cores. But strictly from the data, the R2312 wins every test.

Specification Differences

The two processors differ in almost every fundamental specification. The Ryzen Embedded R2312 has 2 cores and 4 threads, while the Opteron 4332 HE has 6 cores and 6 threads. The Opteron has higher clock speeds: a base of 3.00 GHz and a boost of 3.70 GHz, compared to the R2312’s 2.70 GHz base and 3.50 GHz boost. The power envelope is drastically different, with the R2312 rated at 15 W TDP versus the Opteron’s 65 W TDP.

The sockets are incompatible: the R2312 uses AMD Socket FP5, while the Opteron uses AMD Socket C32. Memory support differs as well, with the R2312 using DDR4 and the Opteron using DDR3. The R2312 has dual-channel memory with a bandwidth of 38.4 GB/s, while the Opteron’s memory bus and bandwidth are not listed. ECC memory support also differs: the R2312 supports ECC, while the Opteron does not.

The R2312 includes integrated Radeon Vega 3 graphics, while the Opteron has no integrated graphics. PCIe support is only listed for the R2312, which has Gen 3 with 8 lanes (CPU only). The Opteron’s PCIe information is absent. The R2312 has a multiplier that is locked, as does the Opteron. The R2312’s part number is YE2312C4T2OFH, and the Opteron’s is OS4332OFU6KHK. The R2312 was released on 2022-06-20, while the Opteron’s release date is 2012-12-03.

Architecture Differences

The architectural divide between these two chips is stark. The Ryzen Embedded R2312 is based on the Zen+ architecture, codenamed Picasso, from the Ryzen Embedded generation. It is built on a 12 nm process at GlobalFoundries, with 4,940 million transistors on a 210 mm² die. The Opteron 4332 HE uses the Piledriver architecture, codenamed Seoul, from the Opteron generation. It is built on a 32 nm process, with 1,200 million transistors on a much larger 315 mm² die.

Cache configurations differ significantly. The R2312 has 96 KB of L1 cache per core and 512 KB of L2 cache per core, plus 4 MB of shared L3 cache. The Opteron has a total of 288 KB of L1 cache, 6 MB of L2 cache, and 8 MB of shared L3 cache. The larger L3 cache on the Opteron is notable, but the R2312’s newer architecture appears to use its smaller cache more efficiently.

The R2312’s transistor count is over four times higher than the Opteron’s, despite the Opteron having a larger die. This reflects the density advantage of the 12 nm process over 32 nm. The R2312 also supports a more modern instruction set and memory standard (DDR4), whereas the Opteron is limited to DDR3. The R2312’s integrated graphics are a major architectural advantage for compact systems, eliminating the need for a separate GPU.

The Verdict

The data is unambiguous: the AMD Ryzen Embedded R2312 outperforms the AMD Opteron 4332 HE in every benchmark recorded. The R2312 wins all five Cinebench tests, has a higher average benchmark score (1156 versus 1144), and achieves this with a fraction of the power draw (15 W versus 65 W TDP). The Ryzen part also offers modern features like DDR4 memory, ECC support, integrated graphics, and a 12 nm process node with far more transistors.

Who should pick the Ryzen Embedded R2312? Anyone building a compact, power-sensitive desktop or embedded system that needs the best possible performance per watt. The data shows it is faster in both single-core and multi-core workloads, and its integrated Radeon Vega 3 graphics remove the need for a discrete GPU. The 33rd percentile ranking, while not stellar, is still above the Opteron’s 32nd percentile.

Who should pick the Opteron 4332 HE? This is harder to justify from the benchmark data alone. The Opteron loses every test and consumes over four times the power. However, its six physical cores could be advantageous in legacy server applications that require many threads without hyperthreading. The Socket C32 platform might also be a requirement for existing infrastructure. The Opteron’s higher clock speeds (3.00 GHz base, 3.70 GHz boost) could benefit older software that is clock-bound rather than IPC-bound. But the benchmark results show that even in multi-core tests, the R2312’s two cores with four threads outpace the Opteron’s six cores. The verdict is clear: choose the R2312 for performance, efficiency, and modern features. Choose the Opteron only if platform compatibility or raw core count for legacy workloads is the overriding concern.