AMD Opteron 6274 vs AMD Ryzen 7 2700U Comparison

The AMD Ryzen 7 2700U and the AMD Opteron 6274 represent two very different visions of AMD processor design: a mobile chip built for efficiency, and a server-class part built for raw throughput. Despite launching roughly six years apart and targeting opposite market segments, the recorded data places them in nearly the same overall performance band, with average benchmark scores of 1415 for the Ryzen 7 2700U and 1387 for the Opteron 6274. That statistical tie hides a sharp split between single-thread responsiveness and heavily threaded workloads, which is the real story of this comparison.

The Verdict

The data points to a clear division of labor. The Ryzen 7 2700U is the better choice for anything that depends on per-core speed: its Cinebench R15 single-core score of 143.5 is 111% higher than the Opteron's 68, and it leads the R23 single-core test by 30.9% (886 versus 677). It also wins the R15 multi-core test outright, 644 to 483, a 33.3% margin achieved with four cores against sixteen. Add an integrated Radeon RX Vega 10 GPU, a 15 W TDP, and an active production status, and the Raven Ridge part is the practical pick for a mobile or compact platform.

The Opteron 6274 earns its place in exactly one recorded scenario: sustained multi-threaded rendering. Its Cinebench R23 multi-core score of 4796 beats the 2700U's 3603 by 24.9%. It also offers server-grade credentials the mobile chip lacks, including ECC memory support, quad-channel DDR3 with 51.2 GB/s of bandwidth, and the Socket G34 platform. The tradeoffs are significant: a 115 W TDP, no integrated graphics, and an end-of-life production status. Both chips sit at the 37th percentile versus all CPUs in the database, so neither is a performance outlier; the decision comes down to whether the workload rewards threads or clock speed.

Architecture Differences

The generational gap between these parts is architectural as much as temporal. The Ryzen 7 2700U is built on AMD's Zen architecture under the Raven Ridge codename, manufactured at GlobalFoundries on a 14 nm process. The Opteron 6274 uses the Bulldozer architecture under the Interlagos codename, produced on a much older 32 nm process at the same foundry. Zen's modern core design explains much of the single-thread dominance recorded in the benchmarks.

Core topology reflects each chip's intended market. The 2700U pairs 4 cores with 8 threads via simultaneous multi-threading, while the Opteron runs 16 cores and 16 threads, with no SMT. Bulldozer's module structure shows in its cache layout: 2 MB of L2 per module and 8 MB of L3 per die, spread across a dual-die package (2x 315 mm², 2400 million transistors). The 2700U is a single 210 mm² die with 4950 million transistors, with 96 KB of L1 and 512 KB of L2 per core plus 4 MB of shared L3. The transistor density difference is a direct consequence of the 14 nm versus 32 nm node gap.

Memory and platform support diverge sharply. The 2700U uses dual-channel DDR4 at 38.4 GB/s with PCIe Gen 3 limited to 8 CPU lanes and no ECC. The Opteron uses quad-channel DDR3 at 51.2 GB/s with PCIe Gen 2 and full ECC support, which is standard for its Server/Workstation segment. Both chips are multiplier-locked.

Head-to-Head Benchmarks

The recorded head-to-head data covers four Cinebench tests, and the 2700U wins three of them.

Single-core results are lopsided. In Cinebench R15, the 2700U scores 143.5 against the Opteron's 68, an 111% advantage. The R23 single-core test narrows but does not close the gap: 886 versus 677, still a 30.9% win for the Zen-based chip. These results reflect both the higher boost clock (3.80 GHz versus 3.10 GHz) and the far stronger per-clock performance of Zen compared to Bulldozer.

The multi-core picture is split by test. The 2700U takes Cinebench R15 multi-core 644 to 483, a 33.3% win despite having a quarter of the cores. That result is striking: a 15 W mobile processor out-rendering a 115 W server chip in that workload. The Opteron flips the script in Cinebench R23 multi-core, where its sixteen cores deliver 4796 against 3603, a 24.9% victory. The R23 workload's longer runtime and heavier threading apparently favor the Opteron's sheer core count, while the shorter R15 run plays to the 2700U's superior per-core throughput.

The Opteron's additional recorded results reinforce its throughput profile: 2014 in Cinebench R20 multi-core and 284 in R20 single-core. The 2700U's Geekbench results (2411 multi-core, 804 single-core) further confirm its single-thread strength, with the single-core figure sitting close to its R23 result.

Context from the database reinforces how evenly matched these chips are overall. The 2700U's average score of 1415 places it alongside rivals such as the AMD Ryzen Embedded R2314 (1415), the Intel Core i5-4460 (1415), the Intel Core i7-3840QM (1416), and the Intel Core i7-2700K (1419). The Opteron's 1387 average puts it near the Intel Core i3-9100TE (1386), the AMD Opteron 6238 (1383), the Intel Core i7-3615QE (1381), and the AMD Opteron 6366 HE (1379). Both sit at the 37th percentile against all CPUs.

Specification Differences

The specification table highlights the contrasts:

| Field | Ryzen 7 2700U | Opteron 6274 |

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

| Series | 2000 series | Opteron 6000 series |

| Cores / Threads | 4 / 8 | 16 / 16 |

| Base / Boost Clock | 2.20 / 3.80 GHz | 2.20 / 3.10 GHz |

| TDP | 15 W | 115 W |

| Socket | AMD Socket FP5 | AMD Socket G34 |

| Architecture | Zen (Raven Ridge) | Bulldozer (Interlagos) |

| Process Node | 14 nm | 32 nm |

| Transistors | 4,950 million | 2,400 million |

| Die Size | 210 mm² | 2x 315 mm² |

| Memory | DDR4, dual-channel, 38.4 GB/s | DDR3, quad-channel, 51.2 GB/s |

| ECC | No | Yes |

| PCIe | Gen 3, 8 lanes (CPU only) | Gen 2 |

| Integrated Graphics | Radeon RX Vega 10 | None |

| Market Segment | Mobile | Server/Workstation |

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

| Release Date | 2017-10-25 | 2011-11-13 |

| Launch MSRP | Not listed | $639 |

Note that both chips share the same 2.20 GHz base clock; the 2700U pulls ahead only at boost, reaching 3.80 GHz versus 3.10 GHz. The L1 cache philosophies also differ: the 2700U dedicates 96 KB per core, while the Opteron shares 768 KB across its modules.

FAQ

Q: Which CPU is faster overall according to the database?

A: They are nearly tied. The Ryzen 7 2700U has an average benchmark score of 1415 versus 1387 for the Opteron 6274, and both sit at the 37th percentile against all CPUs. The 2700U wins 3 of the 4 recorded head-to-head tests.

Q: Can the Opteron 6274 beat the Ryzen 7 2700U in any workload?

A: Yes. In Cinebench R23 multi-core the Opteron scores 4796 against 3603, a 24.9% win, thanks to its 16 cores. Its 51.2 GB/s quad-channel memory bandwidth also exceeds the 2700U's 38.4 GB/s.

Q: Which CPU is better for single-threaded tasks?

A: The Ryzen 7 2700U, decisively. It scores 143.5 versus 68 in Cinebench R15 single-core (111% faster) and 886 versus 677 in R23 single-core (30.9% faster).

Q: Does either CPU support ECC memory?

A: Only the Opteron 6274 supports ECC, consistent with its Server/Workstation segment. The Ryzen 7 2700U does not.

Q: How large is the power difference between the two?

A: The Opteron 6274 has a 115 W TDP, while the Ryzen 7 2700U is rated at 15 W. The mobile chip delivers its wins at a small fraction of the Opteron's power envelope.

Q: Are both CPUs still in production?

A: No. The Ryzen 7 2700U is listed as Active, while the Opteron 6274 is End-of-life.