AMD Opteron 6378 vs Intel Core i7-4710HQ Comparison

The Intel Core i7-4710HQ and AMD Opteron 6378 present a fascinating contrast in CPU design philosophy, pitting a low-power mobile quad-core against a high-core-count server behemoth. The benchmark data shows a surprising outcome: the AMD Opteron 6378, despite its age and server pedigree, wins every single head-to-head benchmark, while the Intel chip counters with a lower thermal envelope and integrated graphics. This analysis will dissect the numbers to understand what these results mean for each processor’s target audience.

Head-to-Head Benchmarks

The head-to-head results are remarkably one-sided, with the AMD Opteron 6378 taking all six Cinebench tests. In the Cinebench R15 multi-core test, the Opteron scores 504 against the i7-4710HQ’s 472, a 6.3% lead. The single-core R15 result shows a similar pattern, with the Opteron scoring 71 versus 66, a 7% advantage. This consistency is striking, as it suggests the Opteron’s architectural efficiency per clock is not the limiting factor; its raw performance simply edges out the Intel part in every metric.

Moving to newer Cinebench versions, the trend continues. In Cinebench R20 multi-core, the Opteron scores 2102 against Intel’s 1970, again a 6.3% difference. The R20 single-core test shows the Opteron at 296 and the i7 at 278, a 6.1% lead. The most recent test, Cinebench R23, reinforces the pattern: multi-core scores are 5005 for AMD and 4692 for Intel (6.3% gap), while single-core is 706 versus 662 (6.2% gap). The data indicates that the Opteron 6378 is consistently and uniformly faster across the board, regardless of the workload intensity or the Cinebench generation.

A curious detail emerges from the deltaPct values. The differences are all clustered tightly between 6.1% and 7%. This narrow band suggests that the performance gap is not tied to core scaling, but rather to a fundamental per-thread advantage. The Opteron’s higher base clock of 2.40 GHz compared to the i7’s 2.50 GHz is actually lower, yet it still wins single-core tests. This implies the AMD Piledriver core is delivering more instructions per clock in these specific Cinebench workloads than the Intel Haswell core, despite the latter’s newer architecture and higher boost clock of 3.50 GHz.

The Intel chip’s only consolation is its average benchmark score of 1473, which edges out the Opteron’s 1447. However, this average is misleading because it includes Geekbench results that are not present for the AMD part. The Opteron has no Geekbench scores listed, so a direct comparison on that suite is impossible. When looking strictly at the shared Cinebench tests, the Opteron is the clear winner, holding a 6.3% advantage in multi-core and a 6.1-7% lead in single-core.

The Verdict

From the data, the AMD Opteron 6378 is the superior processor in raw computational performance. It wins every benchmark it shares with the Intel Core i7-4710HQ. The Opteron’s 16 cores and 16 threads, combined with its consistent single-core lead, make it the stronger choice for pure processing power. Its average benchmark score of 1447 places it in the 38th percentile of all CPUs, a figure that is identical to the Intel part’s percentile, but its performance in the Cinebench suite suggests a more robust and consistent output.

The Intel Core i7-4710HQ should be chosen by users who prioritize features beyond raw CPU speed. Its 47-watt TDP is dramatically lower than the Opteron’s 115-watt TDP, which is a critical factor for mobile use. The i7 also includes integrated graphics, the Intel HD 4600, which the Opteron lacks entirely. This makes the i7 a self-contained solution for a laptop, whereas the Opteron requires a discrete graphics card and is intended for server racks where power and space are less constrained.

Data indicates that the Opteron’s wins are not marginal in a single test but consistent across all six shared benchmarks. This makes a compelling case that the AMD chip is objectively faster for Cinebench-style workloads. The Intel part, however, is not without merit. It matches the Opteron’s 38th percentile ranking and offers a feature set tailored to a completely different use case. The verdict is clear: the Opteron is the performance king, but the i7 is the only viable option for a portable, low-power system.

FAQ

Q: Which processor has a higher multi-core score in Cinebench R23?

A: The AMD Opteron 6378 scores 5005, which is 6.3% higher than the Intel Core i7-4710HQ’s 4692.

Q: Does the Intel chip win any of the head-to-head benchmarks?

A: No. The data shows the AMD Opteron 6378 wins all six head-to-head tests, with the Intel Core i7-4710HQ recording zero wins.

Q: What is the difference in single-core performance in Cinebench R15?

A: The AMD Opteron 6378 scores 71, which is 7% higher than the Intel Core i7-4710HQ’s score of 66.

Q: How do their average benchmark scores compare?

A: The Intel Core i7-4710HQ has an average benchmark score of 1473, which is higher than the AMD Opteron 6378’s 1447. This is noted despite the Opteron winning all shared tests.

Q: Do both processors support ECC memory?

A: No. The AMD Opteron 6378 supports ECC memory, while the Intel Core i7-4710HQ does not.

Q: What is the TDP of each processor?

A: The Intel Core i7-4710HQ has a TDP of 47 watts, while the AMD Opteron 6378 has a TDP of 115 watts.

Specification Differences

The most obvious difference is the core count. The Intel Core i7-4710HQ has 4 cores and 8 threads, while the AMD Opteron 6378 has 16 cores and 16 threads. The Intel chip has a base clock of 2.50 GHz and a boost clock of 3.50 GHz, whereas the Opteron has a base clock of 2.40 GHz and a boost clock of 3.30 GHz. Despite having lower clocks, the AMD chip outperforms the Intel in benchmarks.

The processors use different sockets: the Intel uses Intel BGA 1364, and the AMD uses AMD Socket G34. Their TDPs are vastly different, with the Intel at 47 watts and the AMD at 115 watts. Memory support differs as well, with the Intel supporting dual-channel DDR3 with a bandwidth of 25.6 GB/s, while the AMD supports quad-channel DDR3 with a bandwidth of 59.7 GB/s. The Intel also supports ECC memory? No, it does not, but the AMD does.

Integrated graphics are exclusive to the Intel part, which features Intel HD 4600, whereas the AMD Opteron 6378 has no integrated graphics. The Intel’s PCIe support is Gen 3 with 16 lanes, while the AMD uses Gen 2. The Intel part is a mobile chip, and the AMD is a server/workstation chip. The Opteron has a launch MSRP of $867, while the i7 has no listed launch MSRP.

Architecture Differences

The Intel Core i7-4710HQ is built on the Haswell architecture with the codename Crystalwell, using a 22 nm process node from Intel’s own foundry. It has 1,400 million transistors on a 264 mm² die. The AMD Opteron 6378 uses the Piledriver architecture with the codename Abu Dhabi, built on a 32 nm process node by GlobalFoundries. It contains 2,400 million transistors across a dual-die design, with each die measuring 315 mm².

Cache layouts differ significantly. The Intel chip has 64 KB of L1 cache per core and 256 KB of L2 cache per core, with a shared 6 MB L3 cache. The AMD Opteron has 768 KB of total L1 cache and 2 MB of L2 cache per module, with 8 MB of L3 cache per die. The AMD’s cache structure is designed for its module-based architecture, which pairs two cores to share resources.

The Intel part is a single-die design, while the AMD is a dual-die package. This explains the AMD’s larger transistor count and physical size. The Intel’s 22 nm process gives it a transistor density advantage, but the AMD’s sheer number of cores and larger cache allocation help it in multi-threaded workloads. The Intel’s integrated memory controller uses dual-channel DDR3, which is standard for mobile, while the AMD’s quad-channel controller provides significantly higher memory bandwidth for server applications.

Where Each One Wins

The AMD Opteron 6378 wins in every computational benchmark shared with the Intel Core i7-4710HQ. This includes all six Cinebench tests, covering both single-core and multi-core workloads. Its 16 cores provide massive parallel processing capability, and its 59.7 GB/s memory bandwidth allows for efficient data flow. The Opteron is the clear choice for server workloads, heavily threaded applications, and any task where raw CPU throughput is the primary goal.

The Intel Core i7-4710HQ wins in the field of power efficiency and portability. Its 47-watt TDP is less than half of the Opteron’s 115-watt TDP, making it suitable for laptops. The inclusion of Intel HD 4600 graphics means a discrete GPU is not required for basic display output. Its smaller die size and lower transistor count also suggest lower production complexity for mobile systems. The Intel chip is the winner for mobile workstations, ultrabooks, and any environment where a low thermal footprint is essential.

The data shows the Opteron’s consistent performance lead is its primary advantage. It does not win by a small margin in one test; it wins every test by a similar percentage, indicating reliable architectural superiority in these workloads. The i7’s advantage is more qualitative, lying in its feature set and power characteristics rather than benchmark scores. A user needing a power-efficient mobile CPU with integrated graphics would prefer the i7, while a user needing maximum multi-threaded performance in a server environment would find the Opteron superior. The choice is not about which is faster, but about which is more appropriate for the task.