AMD Opteron 6386 SE vs Intel Core i7-7700T Comparison

The Intel Core i7-7700T and AMD Opteron 6386 SE sit at nearly identical overall performance levels, with average benchmark scores of 2039 and 2038 respectively. This puts both at the 45th percentile of all CPUs tracked, and the head-to-head data shows a remarkably consistent pattern: the AMD Opteron wins all six benchmark comparisons by roughly 9% across the board. Despite their vastly different architectures, market segments, and release dates, these two processors end up as direct competitors in the database, separated by a mere 0.1% in average score.

Head-to-Head Benchmarks

The benchmark results tell a clear and consistent story. In Cinebench R15 multi-core, the Opteron scores 710 against the i7-7700T's 646, a 9% advantage. The single-core result mirrors this exactly: 100 versus 91, again a 9% gap. Moving to Cinebench R20, the Opteron posts 2959 multi-core and 417 single-core, while the i7-7700T manages 2692 and 380, with deltas of -9% and -8.9% respectively.

Cinebench R23 continues the trend. The Opteron delivers 7047 multi-core and 994 single-core, versus 6410 and 905 for the Intel chip, both results showing a 9% lead for AMD. There is no benchmark in the dataset where the i7-7700T wins. The Opteron's sweep is total, yet the margins are narrow enough that in real-world terms, these chips are far closer than their architectural differences suggest.

The consistency of the 9% delta across every test is notable. Whether the workload is heavily multi-threaded or purely single-threaded, the Opteron maintains the same proportional advantage. This suggests the performance gap is not workload-dependent but rather a fundamental per-clock capability difference, offset by the i7's higher boost clock and modern architecture. The i7-7700T boosts to 3.80 GHz versus the Opteron's 3.50 GHz, yet still trails by the same margin in single-threaded tests, indicating the Opteron's older Piledriver core is not as far behind per-clock as one might expect from a 2012 server part.

Architecture Differences

The architectural chasm between these two is enormous. The i7-7700T uses Intel's Kaby Lake architecture on a 14 nm process, with 4 cores and 8 threads thanks to Hyper-Threading. The Opteron 6386 SE is built on AMD's Piledriver architecture, codenamed Abu Dhabi, on a 32 nm process from GlobalFoundries, with 16 physical cores and 16 threads — no SMT support. The transistor counts reflect the process gap: the Opteron packs 2,400 million transistors across two 315 mm² dies, while the Intel chip's transistor count is not listed.

Cache configurations differ fundamentally. The i7-7700T has 64 KB L1 and 256 KB L2 per core, plus 8 MB shared L3. The Opteron has 768 KB total L1, 2 MB L2 per module, and 8 MB L3 per die (two dies total). Memory support is another major split: the Intel part uses dual-channel DDR4 with 38.4 GB/s bandwidth, while the Opteron uses quad-channel DDR3 with 51.2 GB/s. The Opteron supports ECC memory; the i7-7700T does not. PCIe generations differ too — Gen 3 with 16 lanes on the Intel side versus Gen 2 on the AMD side.

The i7-7700T integrates HD 630 graphics, while the Opteron has none. Sockets are incompatible: LGA 1151 for Intel, G34 for AMD. The market segments reflect their origins: Desktop for the i7, Server/Workstation for the Opteron. Production status shows the i7 as Active while the Opteron is End-of-life. The Opteron also has a launch MSRP of $1392, while the i7 has no listed launch MSRP.

Where Each One Wins

Based strictly on benchmark data, the Opteron wins everywhere tested. It holds a 9% advantage in every Cinebench R15, R20, and R23 test, both single-core and multi-core. This means for rendering workloads in Cinebench — whether using one core or all cores — the Opteron is the faster processor. The consistency of the margin suggests the Opteron's higher raw throughput per clock, despite its older architecture, gives it a genuine edge in CPU-bound compute tasks.

However, the i7-7700T has advantages that are not captured in benchmark scores. It features integrated graphics, meaning a complete system can operate without a discrete GPU. It supports DDR4 memory, newer PCIe Gen 3, and runs on a modern platform with a far lower TDP — 35 watts versus the Opteron's 140 watts. The i7 is also an Active production part, while the Opteron is End-of-life. For workloads that leverage the i7's integrated graphics or require lower power draw, the Intel chip is the practical choice, even if it loses on raw compute benchmarks.

The Opteron's strengths lie in its 16 cores, quad-channel memory bandwidth, and ECC support. These features make it suited for memory-intensive server workloads or tasks that benefit from many physical cores, despite its per-core performance being lower than the i7's. The i7 counters with higher clock speeds (2.90 GHz base, 3.80 GHz boost versus 2.80/3.50 GHz), superior process node, and more modern feature set.

The Verdict

The data presents a straightforward verdict: the AMD Opteron 6386 SE wins every benchmark tested, with a consistent 9% margin across single-core and multi-core Cinebench workloads. Its average benchmark score of 2038 is statistically tied with the i7-7700T's 2039, but the head-to-head results are unambiguous — six wins for AMD, zero for Intel.

That said, the i7-7700T is not without merit. It offers integrated graphics, a 35 W TDP, DDR4 support, and an active production status. For a desktop builder prioritizing low power consumption, modern platform features, and integrated graphics, the i7 is the sensible choice — provided they accept the 9% performance deficit in compute benchmarks.

For server or workstation users who need ECC memory, quad-channel bandwidth, and 16 physical cores, the Opteron is the better pick, despite being end-of-life and drawing 140 W. The benchmark data shows it is simply faster in every measured test. Users upgrading from an older Opteron platform or building a budget multi-core workstation may find the 6386 SE's performance compelling, though its age and platform limitations are real considerations.

The i7-7700T is a capable modern desktop processor that loses on raw compute but wins on efficiency and platform features. The Opteron is a legacy server part that wins on raw performance but requires a server platform, discrete graphics, and DDR3 memory. Choose based on your workload priorities: compute performance favors AMD, while desktop practicality favors Intel.

FAQ

Q: Which processor has a higher average benchmark score?

A: The Intel Core i7-7700T averages 2039, while the AMD Opteron 6386 SE averages 2038 — a difference of just 0.1% in favor of the Intel chip.

Q: How much faster is the Opteron in multi-core Cinebench R23?

A: The Opteron scores 7047 versus the i7-7700T's 6410, a 9% advantage for the AMD part.

Q: Does the i7-7700T win any benchmark in the head-to-head comparison?

A: No. The Opteron wins all six head-to-head benchmarks, with no wins for the Intel chip.

Q: What memory types do these processors support?

A: The i7-7700T supports DDR4 with dual-channel memory and 38.4 GB/s bandwidth. The Opteron supports DDR3 with quad-channel memory and 51.2 GB/s bandwidth.

Q: Which processor supports ECC memory?

A: The AMD Opteron 6386 SE supports ECC memory. The Intel Core i7-7700T does not.

Q: What is the core count difference between these two chips?

A: The Opteron has 16 physical cores and 16 threads, while the i7-7700T has 4 physical cores and 8 threads with Hyper-Threading.

Specification Differences

| Specification | Intel Core i7-7700T | AMD Opteron 6386 SE |

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

| Cores | 4 | 16 |

| Threads | 8 | 16 |

| Base Clock | 2.90 GHz | 2.80 GHz |

| Boost Clock | 3.80 GHz | 3.50 GHz |

| TDP | 35 W | 140 W |

| Socket | Intel Socket 1151 | AMD Socket G34 |

| Architecture | Kaby Lake | Piledriver |

| Process Node | 14 nm | 32 nm |

| Foundry | Intel | GlobalFoundries |

| Transistors | Not listed | 2,400 million |

| Die Size | Not listed | 2x 315 mm² |

| L1 Cache | 64 KB (per core) | 768 KB |

| L2 Cache | 256 KB (per core) | 2 MB (per module) |

| L3 Cache | 8 MB (shared) | 8 MB (per die) |

| Memory Support | DDR4 | DDR3 |

| Memory Bus | Dual-channel | Quad-channel |

| Memory Bandwidth | 38.4 GB/s | 51.2 GB/s |

| ECC Memory | No | Yes |

| PCIe | Gen 3, 16 Lanes (CPU only) | Gen 2 |

| Integrated Graphics | HD 630 | None |

| Market Segment | Desktop | Server/Workstation |

| Production Status | Active | End-of-life |

| Launch MSRP | Not listed | $1392 |

| Part Number | SR339 | OS6386YETGGHK |