AMD Opteron 4284 vs Intel Core i7-3612QE Comparison

The benchmark data places the Intel Core i7-3612QE and AMD Opteron 4284 in a statistical dead heat, with the Intel part holding a razor-thin edge across every single Cinebench test. The overall average benchmark scores are nearly identical—1147 for the Intel versus 1146 for the AMD—and the two CPUs sit at the 33rd and 32nd percentiles of all processors, respectively. Despite radically different internal designs, a 4-core/8-thread mobile chip and an 8-core/8-thread server part deliver essentially interchangeable rendering performance, making the choice between them a matter of platform priorities rather than raw speed.

Head-to-Head Benchmarks

The most striking finding is the near-perfect parity in multi-core workloads. In Cinebench R15 multi-core, both processors score exactly 399 points, with the Intel chip declared the winner only by the tiebreaker rule, at a delta of 0%. This pattern repeats in Cinebench R20 multi-core, where the i7-3612QE scores 1666 against the Opteron's 1665—a 0.1% advantage. The gap widens slightly in Cinebench R23 multi-core, where Intel leads 3967 to 3965, again a 0.1% difference. Across all three multi-core tests, the Intel processor never leads by more than 2 points, which is well within typical run-to-run variance.

Single-core results tell the same story, albeit with slightly larger relative deltas due to the smaller score magnitudes. In Cinebench R15 single-core, both chips post identical scores of 56, with Intel taking the nominal win at 0% delta. Cinebench R20 single-core shows Intel ahead 235 to 234, a 0.4% advantage—the largest margin of any test in the comparison. Cinebench R23 single-core follows with Intel leading 560 to 559, a 0.2% delta. While the Intel part wins all six head-to-head matchups, the data indicates these are marginal victories; the performance envelope of both processors is effectively the same.

The nearest-rival data reinforces this conclusion. The i7-3612QE's closest rival is the Opteron 4284 itself, with a deltaPct of 0.1% based on average scores. The Opteron's nearest rival list also includes the i7-3612QE, at a deltaPct of -0.1%. Both CPUs are bracketed by the Intel Core i7-2600S (average score 1146) and the AMD Opteron 4332 HE (average score 1144), with the Intel Core i5-4430 sitting slightly above at 1149. In practical terms, these four processors form a performance cluster where no chip holds a meaningful advantage over another.

Where Each One Wins

Given the near-identical benchmark scores, the "wins" for each processor come from their platform characteristics rather than performance deltas. The Intel Core i7-3612QE wins in every measured benchmark, but the margins are so small that they carry no real-world significance; a 0.4% single-core advantage in Cinebench R20 will not translate into perceptible differences in daily use. The Intel chip's victory in this head-to-head is a technicality of the scoring system, not a demonstration of superior computational capability.

The AMD Opteron 4284, despite losing all six benchmark comparisons, wins decisively on core count and memory features. It offers 8 physical cores versus the Intel's 4, and it supports ECC memory, which the Intel does not. For server workloads that can use all 8 cores independently—such as virtualized environments or database servers where ECC is mandatory—the Opteron provides a structural advantage that benchmarks focused on rendering throughput do not capture. The Opteron also carries a higher base clock of 3.00 GHz and a boost clock of 3.70 GHz, compared to the Intel's 2.10 GHz and 3.10 GHz, though these clock advantages do not translate into higher Cinebench scores.

Conversely, the Intel chip wins on power efficiency and integrated graphics. Its 35W TDP is less than half of the Opteron's 95W TDP, making it suitable for mobile or compact deployments. The inclusion of Intel HD 4000 graphics means the i7-3612QE can drive a display without a discrete GPU, whereas the Opteron has no integrated graphics and requires a separate graphics adapter for any visual output.

Architecture Differences

The two processors represent fundamentally different design philosophies from their respective manufacturers. The Intel Core i7-3612QE is built on the Ivy Bridge architecture using a 22 nm process at Intel's foundry, with 1,400 million transistors on a 160 mm² die. It features 4 cores with 8 threads via Hyper-Threading, and its cache hierarchy consists of 64 KB of L1 per core, 256 KB of L2 per core, and 6 MB of shared L3 cache. The chip is designed for the mobile segment, using the Intel BGA 1023 socket, and supports dual-channel memory without ECC.

The AMD Opteron 4284 uses the Bulldozer architecture, codenamed Valencia, manufactured by GlobalFoundries on a 32 nm process. It packs 8 cores but only 8 threads, meaning no simultaneous multi-threading; each core operates independently. The transistor count is 1,200 million on a substantially larger die of 315 mm². Cache configuration differs notably: the Opteron has 384 KB of L1 cache total, 8 MB of L2, and 8 MB of shared L3. It uses the AMD Socket C32, targets the server/workstation market, and supports dual-channel DDR3 memory with ECC capability. The memory bandwidth is rated at 25.6 GB/s, a figure not provided for the Intel part.

The release dates are close, with the Opteron launching on 2011-11-13 and the i7-3612QE following on 2012-04-28. The Opteron is marked as end-of-life production status, while the Intel chip has no such designation in the data. Neither processor has an unlocked multiplier. The AMD chip supports PCIe Gen 2, while no PCIe specification is listed for the Intel part.

FAQ

Q: Which processor has a higher multi-core performance?

A: The Intel Core i7-3612QE edges out the AMD Opteron 4284 in all three multi-core tests, but by minimal margins. In Cinebench R15 multi-core, both score 399; in R20, Intel leads 1666 to 1665; in R23, Intel leads 3967 to 3965. The deltas range from 0% to 0.1%.

Q: Does the AMD Opteron 4284 support ECC memory?

A: Yes. The Opteron 4284 supports ECC memory, while the Intel Core i7-3612QE does not. This makes the AMD part suitable for error-sensitive server workloads where data integrity is critical.

Q: What is the core and thread configuration of each CPU?

A: The Intel Core i7-3612QE has 4 cores and 8 threads, using Hyper-Threading. The AMD Opteron 4284 has 8 cores and 8 threads, with no multi-threading per core. Both are dual-channel memory configurations.

Q: How does power consumption compare between the two?

A: The Intel Core i7-3612QE has a TDP of 35W, while the AMD Opteron 4284 has a TDP of 95W. The Intel chip consumes less than half the power of the AMD part, making it far more efficient for the same benchmark performance.

Q: Which processor has integrated graphics?

A: Only the Intel Core i7-3612QE includes integrated graphics, specifically Intel HD 4000. The AMD Opteron 4284 has no integrated graphics and requires a separate GPU for display output.

Q: What are the clock speeds of each processor?

A: The Intel Core i7-3612QE has a base clock of 2.10 GHz and a boost clock of 3.10 GHz. The AMD Opteron 4284 has a base clock of 3.00 GHz and a boost clock of 3.70 GHz. Despite the AMD's higher clocks, benchmark scores are nearly equal.

Specification Differences

| Specification | Intel Core i7-3612QE | AMD Opteron 4284 |

|---|---|---|

| Cores | 4 | 8 |

| Threads | 8 | 8 |

| Base Clock | 2.10 GHz | 3.00 GHz |

| Boost Clock | 3.10 GHz | 3.70 GHz |

| TDP | 35W | 95W |

| Socket | Intel BGA 1023 | AMD Socket C32 |

| Architecture | Ivy Bridge | Bulldozer |

| Process Node | 22 nm | 32 nm |

| Foundry | Intel | GlobalFoundries |

| Transistors | 1,400 million | 1,200 million |

| Die Size | 160 mm² | 315 mm² |

| L1 Cache | 64 KB (per core) | 384 KB (total) |

| L2 Cache | 256 KB (per core) | 8 MB (total) |

| L3 Cache | 6 MB (shared) | 8 MB (shared) |

| ECC Memory | No | Yes |

| Integrated Graphics | Intel HD 4000 | None |

| Market Segment | Mobile | Server/Workstation |

| Production Status | Not specified | End-of-life |

| Part Number | SR0ND | OS4284WLU8KGU |

The Verdict

The benchmark data shows no meaningful performance difference between these two processors. The Intel Core i7-3612QE wins all six Cinebench tests, but the largest margin is 0.4% in Cinebench R20 single-core, and most tests show deltas of 0.1% or less. The average benchmark scores—1147 for Intel versus 1146 for AMD—confirm that these are equivalent performers in rendering workloads. Anyone selecting between them based solely on Cinebench scores would be choosing on a coin flip.

The decision should therefore rest on platform requirements. The AMD Opteron 4284 is the correct pick for server deployments that demand ECC memory support, which the Intel chip lacks entirely. Its 8 physical cores may also be preferable for workloads that scale with core count rather than thread count, even if Cinebench does not reveal such an advantage. The Opteron's higher clock speeds (3.00 GHz base, 3.70 GHz boost) and larger L3 cache (8 MB versus 6 MB) provide theoretical headroom that the benchmarks do not capture. However, the Opteron is end-of-life and consumes 95W, requiring a dedicated server platform with the AMD Socket C32.

The Intel Core i7-3612QE is the better choice for power-constrained or mobile applications. Its 35W TDP makes it suitable for laptops, compact systems, or any environment where thermal output and energy draw are primary concerns. The integrated Intel HD 4000 graphics eliminate the need for a separate GPU in basic display tasks. While it lacks ECC support and offers only 4 physical cores, its benchmark parity with the 8-core Opteron demonstrates the efficiency of the Ivy Bridge architecture. For users who need a capable processor in a low-power package, the i7-3612QE is the data-backed winner; for those who need server-grade memory integrity and core count, the Opteron 4284 is the only option that fits.