AMD Ryzen 3 2300U vs Intel Xeon X3460 Comparison

Where Each One Wins

The benchmark data splits these two processors cleanly by era and intent. The AMD Ryzen 3 2300U takes the only head-to-head benchmark listed, winning the Cinebench R15 multicore test with a score of 422.5 against the Intel Xeon X3460's 253. That is a 40.1% deficit for the Intel part, a decisive margin in a heavily threaded workload. The Ryzen 3 2300U also holds a significant overall average benchmark score advantage at 880 versus 866 for the Xeon X3460, though both sit at the 23rd percentile of all CPUs tracked.

Where the Xeon X3460 does not win any head-to-head test, it does show competitive single-threaded results in its own benchmark suite. In Cinebench R23 single-core, the Xeon scores 355, which is a modest number for a 2009-era chip but still functional for legacy applications. The Ryzen 3 2300U, however, counters with a Geekbench single-core score of 783, which is more than double the Xeon's R23 single-core figure (though these are different test generations, so direct comparison is limited). The Ryzen also posts a Geekbench multicore score of 2234, far exceeding the Xeon's Cinebench R23 multicore score of 2518 only in relative terms—again, different workloads.

The practical takeaway: the Ryzen 3 2300U wins every modern compute scenario represented in the data, especially multi-threaded rendering. The Xeon X3460's strengths are not visible in wins but in its legacy platform attributes—ECC memory support, a server/workstation market segment, and a higher 95W TDP that implies sustained operation in a desktop chassis. For anyone running old single-threaded software that predates 2018, the Xeon's 3.47 GHz boost clock can still feel responsive, but the Ryzen's 3.40 GHz boost is nearly identical, and its newer architecture does more per clock.

Architecture Differences

The two CPUs come from different worlds. The Intel Xeon X3460 uses the Nehalem architecture on the Lynnfield codename, built on a 45 nm process at Intel's foundry. It packs 774 million transistors into a 296 mm² die. The AMD Ryzen 3 2300U uses the Zen architecture on the Raven Ridge codename, built on a 14 nm process at GlobalFoundries, with 4,950 million transistors in a 210 mm² die. That is a massive transistor density jump—over six times more transistors in a smaller area—which explains much of the performance difference.

Core counts are equal at four, but threading differs: the Xeon has 8 threads (Hyper-Threading) while the Ryzen has 4 threads (no SMT). Cache layouts also diverge. The Xeon offers 64 KB L1 and 256 KB L2 per core, plus 8 MB shared L3. The Ryzen offers 96 KB L1 and 512 KB L2 per core, but only 4 MB shared L3. The Ryzen's smaller L3 is offset by faster L1/L2 and a much newer memory controller.

Memory support is a generational leap. The Xeon uses DDR3 in dual-channel configuration with 21.3 GB/s bandwidth and supports ECC memory—a server staple. The Ryzen uses DDR4 in dual-channel with 38.4 GB/s bandwidth—80% more bandwidth—but no ECC support. PCIe also differs: the Xeon provides Gen 2 with 16 CPU lanes, while the Ryzen provides Gen 3 with 8 CPU lanes. The Ryzen also includes integrated Radeon Vega 6 graphics; the Xeon has none.

The process node gap (45 nm vs 14 nm) and TDP gap (95W vs 15W) are staggering. The Xeon draws over six times the power of the Ryzen, yet loses in every benchmark. The Ryzen is a mobile part on Socket FP5, while the Xeon is a desktop/server part on Socket 1156. The Xeon launched in 2009 at a $316 MSRP; the Ryzen launched in 2018 with no listed MSRP. Production status: the Xeon is end-of-life, the Ryzen is active.

The Verdict

The data is unambiguous. The AMD Ryzen 3 2300U is the faster processor in every measurable way. It wins the only head-to-head benchmark by 40.1%, has a higher average benchmark score (880 vs 866), and achieves this while consuming 15W compared to the Xeon's 95W. The Xeon X3460's only advantages are ECC memory support, a server/workstation market position, and 16 PCIe Gen 2 lanes—none of which help in the Cinebench or Geekbench tests shown.

Who should pick the Xeon X3460? Only someone building a legacy system on Socket 1156 with a need for ECC DDR3 memory and old server software that refuses to die. The 8 threads help in older multi-threaded apps, and the 8 MB L3 is generous for its era. But the 23rd percentile ranking and 866 average score place it among modern low-end chips like the Intel Core i5-3470T (863 score, 0.3% delta) or Intel Atom C5315 (871 score, -0.6% delta). It is not competitive.

Who should pick the Ryzen 3 2300U? Anyone needing a modern, efficient mobile processor with integrated graphics. The 2234 Geekbench multicore score and 422.5 Cinebench R15 multicore score are solid for a 15W part. Its nearest rivals include the AMD PRO A12-8870E (880 score, 0% delta) and Intel Core i3-1000NG4 (881 score, -0.1% delta), showing it sits in a well-populated mid-low tier. For a laptop or compact desktop, the Ryzen is the obvious choice—provided you do not need ECC memory or more than 8 PCIe lanes.

FAQ

Q: Which CPU is faster in multi-core rendering?

A: The AMD Ryzen 3 2300U wins the Cinebench R15 multicore test with 422.5 points versus 253 for the Intel Xeon X3460, a 40.1% advantage. The Ryzen also scores 2234 in Geekbench multicore, while the Xeon's highest multicore score is 2518 in Cinebench R23—a different test generation.

Q: Does the Intel Xeon X3460 support ECC memory?

A: Yes. The Xeon X3460 supports ECC memory and uses dual-channel DDR3 with 21.3 GB/s bandwidth. The AMD Ryzen 3 2300U does not support ECC and uses dual-channel DDR4 with 38.4 GB/s bandwidth.

Q: Which processor has integrated graphics?

A: The AMD Ryzen 3 2300U includes Radeon Vega 6 integrated graphics. The Intel Xeon X3460 has no integrated graphics at all, requiring a discrete GPU.

Q: How do their average benchmark scores compare?

A: The AMD Ryzen 3 2300U averages 880 points, while the Intel Xeon X3460 averages 866 points. Both sit at the 23rd percentile of all CPUs. The Ryzen's nearest rival is the AMD PRO A12-8870E at 880 points (0% delta), while the Xeon's nearest rival is the Intel Core i7-3540M at 867 points (-0.1% delta).

Q: What is the TDP difference?

A: The Intel Xeon X3460 has a 95W TDP, while the AMD Ryzen 3 2300U has a 15W TDP. The Ryzen delivers higher performance at roughly one-sixth the power draw.

Q: Which processor is still in production?

A: The AMD Ryzen 3 2300U is marked as Active in production status. The Intel Xeon X3460 is End-of-life, having been released in September 2009 with a launch MSRP of $316.

Head-to-Head Benchmarks

The only direct head-to-head benchmark in the data is Cinebench R15 multicore, where the AMD Ryzen 3 2300U scores 422.5 against the Intel Xeon X3460's 253. This yields a delta of -40.1% for the Intel part, meaning the Xeon is roughly two-thirds the speed of the Ryzen in this heavily threaded test. That is a crushing defeat for a 95W desktop/server chip against a 15W mobile part.

Beyond the head-to-head, the Ryzen's benchmark suite shows additional strengths. In Geekbench multicore, it scores 2234, which is more than eight times its single-core score of 783—indicating good scaling across its four physical cores. In Cinebench R15 multicore, the Ryzen's 422.5 is over five times its R15 single-core score of 79, again showing strong multi-thread scaling despite lacking SMT.

The Xeon's benchmark suite, meanwhile, shows a different profile. In Cinebench R23 multicore, it scores 2518; in R23 single-core, 355. The ratio of multicore to single-core is about 7.1x, which reflects its 8 threads (4 cores with Hyper-Threading) and old Nehalem design. In Cinebench R20, the Xeon scores 1057 multicore and 149 single-core, a ratio of 7.1x as well. In Cinebench R15 multicore, it scores 253—the same test the Ryzen wins at 422.5.

The Ryzen's average benchmark score of 880 is just 1.6% higher than the Xeon's 866, but that average masks the reality: the Ryzen has fewer benchmark entries, and the ones it has are on modern test suites (Geekbench, Cinebench R15) where its architecture shines. The Xeon's scores come from Cinebench R15/R20/R23, all of which show it lagging behind even its own era's expectations. The Xeon's nearest rival, the Intel Core i7-3540M, scores 867 (0.1% higher), and the Intel Core i5-3470T scores 863 (0.3% lower)—all three are within a rounding error of each other, confirming the Xeon's position as a middle-of-the-pack legacy chip.

For the Ryzen, its nearest rivals are clustered tightly: the AMD PRO A12-8870E at 880 (0% delta), Intel Core i3-1000NG4 at 881 (-0.1%), AMD Phenom II X6 1035T at 881 (-0.1%), and AMD Athlon Silver 7120U at 881 (-0.2%). This tight grouping suggests the Ryzen 3 2300U is a well-balanced performer for its class, neither a standout nor a laggard.

Specification Differences

| Field | Intel Xeon X3460 | AMD Ryzen 3 2300U |

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

| Cores | 4 | 4 |

| Threads | 8 | 4 |

| Base Clock | 2.80 GHz | 2000.00 MHz (2.00 GHz) |

| Boost Clock | 3.47 GHz | 3.40 GHz |

| TDP | 95 W | 15 W |

| Socket | Intel Socket 1156 | AMD Socket FP5 |

| Architecture | Nehalem | Zen |

| Codename | Lynnfield | Raven Ridge |

| Process Node | 45 nm | 14 nm |

| Foundry | Intel | GlobalFoundries |

| Transistors | 774 million | 4,950 million |

| Die Size | 296 mm² | 210 mm² |

| L1 Cache | 64 KB (per core) | 96 KB (per core) |

| L2 Cache | 256 KB (per core) | 512 KB (per core) |

| L3 Cache | 8 MB (shared) | 4 MB (shared) |

| Memory Support | DDR3 | DDR4 |

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

| Memory Bandwidth | 21.3 GB/s | 38.4 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 2, 16 Lanes (CPU only) | Gen 3, 8 Lanes (CPU only) |

| Integrated Graphics | None | Radeon Vega 6 |

| Market Segment | Server/Workstation | Mobile |

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

| Release Date | 2009-09-07 | 2018-01-07 |

| Multiplier Unlocked | No | No |

The specification table tells the story of a nine-year gap in silicon technology. The Xeon's 45 nm process and 774 million transistors look primitive next to the Ryzen's 14 nm process and 4.95 billion transistors. The Ryzen's L1 and L2 caches are larger per core, though its L3 is half the size—a trade-off that favors the newer architecture's memory hierarchy. The Xeon's ECC support and 16 PCIe Gen 2 lanes are its only spec-sheet wins, but those are niche features for server workloads, not general computing. The Ryzen's integrated Radeon Vega 6 GPU is a decisive feature for mobile systems, eliminating the need for a discrete graphics card.