Intel Core i3-4160T vs Intel Xeon E5620 Comparison

Head-to-Head Benchmarks

The recorded benchmark data shows a clean sweep for the Intel Xeon E5620 across every shared test. In Cinebench R15 multi-core, the Xeon scores 301 against the Core i3-4160T's 265, a 12% advantage. The gap remains consistent in Cinebench R20 multi-core, where the Xeon posts 1255 versus 1106, a delta of 11.9%. Single-core results tell the same story: the Xeon leads 177 to 156 in Cinebench R20 single-core, and 422 to 372 in Cinebench R23 single-core, both with an 11.8% margin. The most recent multi-core test, Cinebench R23, shows the Xeon at 2989 against the i3's 2635, again an 11.8% lead.

These are not isolated wins. The Xeon wins all five head-to-head comparisons recorded in the database, and no benchmark favors the i3. The consistency of the margins, hovering near 12% in every test, suggests a systemic advantage rather than workload-specific behavior. The Xeon's higher core count, 4 cores and 8 threads versus 2 cores and 4 threads, likely drives part of this, but the single-core wins indicate that clock speed alone does not explain the outcome. The Xeon's base clock of 2.40 GHz and boost clock of 2.67 GHz are lower than the i3's fixed 3.10 GHz, yet the Xeon still wins single-threaded tests. This points to architectural efficiency differences between the two Intel generations.

The average benchmark score in the database reflects this gap, though it is smaller than the head-to-head deltas. The i3-4160T averages 1043 across all recorded tests, while the Xeon E5620 averages 1029. That places the i3 slightly ahead in the aggregate, but the head-to-head tests are the more direct comparison. The i3's average is buoyed by its Geekbench results, which are not present in the Xeon's benchmark set. The Xeon's data set lacks Geekbench scores entirely, so the averages are not fully comparable. The percentile rankings are nearly identical, with the i3 at the 29th percentile and the Xeon at the 28th percentile of all CPUs in the database.

Architecture Differences

The two processors come from different eras and design philosophies. The Core i3-4160T uses Intel's Haswell architecture on a 22 nm process node, built on a die of 177 mm² containing 1,400 million transistors. The Xeon E5620 uses Westmere-EP on a 32 nm node, with a larger die of 239 mm² but fewer transistors at 1,170 million. The newer process node gives the i3 a density advantage, packing more transistors into a smaller area.

Cache configurations differ sharply. Both have 64 KB of L1 and 256 KB of L2 per core, but the L3 cache is where the gap widens. The i3 has 3 MB of shared L3, while the Xeon has 12 MB of shared L3. That fourfold difference in L3 capacity is significant for workloads that repeatedly access large data sets. The Xeon's larger cache likely contributes to its single-core wins despite lower clock speeds.

Memory support also diverges. Both support DDR3, but the i3 uses a dual-channel memory bus while the Xeon uses triple-channel. The Xeon also supports ECC memory, a feature absent on the i3. The i3 includes integrated graphics in the form of Intel HD 4400, while the Xeon has no integrated graphics at all. The i3 uses PCIe Gen 3, the Xeon uses PCIe Gen 2. The Xeon targets the server and workstation segment, while the i3 is a desktop part. The Xeon is listed as end-of-life production status, while the i3 remains active.

The socket situation is another hard divider. The i3 fits Intel Socket 1150, the Xeon uses Intel Socket 1366. These are not interchangeable, so any system build is locked to one platform or the other. The Xeon's release date is March 2010, the i3's is July 2014, a gap of over four years. The i3 benefits from a newer architecture, but the Xeon's server heritage brings more cores, threads, cache, and memory bandwidth.

Where Each One Wins

The Xeon E5620 wins every benchmark where the two are directly compared. That includes all three Cinebench versions, both single-core and multi-core variants. The margins are tight but consistent, ranging from 11.8% to 12%. This suggests the Xeon has a genuine performance edge across the board for CPU-bound tasks, whether they scale across threads or rely on a single thread. The larger L3 cache and triple-channel memory interface likely help in memory-heavy workloads, though the benchmark data does not isolate those factors.

The Core i3-4160T has no benchmark wins in the head-to-head data, but it does have strengths that the recorded tests do not capture. It has integrated graphics, which the Xeon lacks entirely. A system built on the i3 does not require a discrete graphics card for basic display output. The i3 also draws far less power, with a 35 W TDP against the Xeon's 80 W. That is a substantial efficiency gap, more than halving the thermal budget. For compact or low-noise builds, the i3 is clearly easier to cool and power.

The i3 also benefits from newer platform features. PCIe Gen 3 doubles the bandwidth of PCIe Gen 2 for compatible devices. The 22 nm process node means better transistor density and potentially lower leakage. The i3's active production status means it remains available for new builds, while the Xeon is end-of-life. The i3's Geekbench scores, 926 single-core and 1840 multi-core, are recorded in the database, though the Xeon has no Geekbench results to compare. Those scores place the i3 at a 29th percentile ranking, essentially tied with the Xeon's 28th percentile.

The Verdict

The data is unambiguous on raw performance: the Intel Xeon E5620 is faster than the Intel Core i3-4160T in every recorded head-to-head test. If the only metric is CPU throughput, the Xeon wins. The margins are consistent, around 12%, and appear across both single-threaded and multi-threaded workloads. The Xeon's 4 cores and 8 threads, combined with 12 MB of L3 cache and triple-channel memory, give it a structural advantage that the i3's newer architecture cannot overcome.

However, the platform context matters. The Xeon requires Socket 1366, an older platform with PCIe Gen 2 and no integrated graphics. The i3 uses Socket 1150 with PCIe Gen 3 and includes Intel HD 4400 graphics. The i3 also uses 35 W versus the Xeon's 80 W, a significant efficiency advantage. The i3's active production status means it can still be purchased new, while the Xeon is end-of-life. The i3's average benchmark score of 1043 edges out the Xeon's 1029, though the Xeon's missing Geekbench results make that comparison incomplete.

The choice depends on the use case. For a dedicated CPU compute task where power consumption and platform age are secondary, the Xeon E5620 is the stronger pick. For a general-purpose desktop system that needs integrated graphics, lower power draw, and a modern socket, the i3-4160T is the practical option. The performance delta is real but modest, roughly 12%, and it may not justify the platform trade-offs. The database shows a clear performance winner and an equally clear efficiency winner, so the verdict hinges on priorities.

FAQ

Q: Which processor is faster in multi-core workloads?

A: The Intel Xeon E5620 wins all recorded multi-core tests. In Cinebench R15 it scores 301 versus 265, in R20 it scores 1255 versus 1106, and in R23 it scores 2989 versus 2635. The margin is consistently around 12%.

Q: Does the Core i3-4160T win any benchmark?

A: No. The head-to-head data shows the Xeon E5620 winning all five shared tests. The i3 has zero wins in the recorded comparisons.

Q: Which processor has better single-core performance?

A: The Xeon E5620 wins single-core tests despite a lower base clock. In Cinebench R20 single-core it scores 177 versus 156, and in R23 single-core it scores 422 versus 372. The i3's base clock is 3.10 GHz, while the Xeon's is 2.40 GHz with a 2.67 GHz boost.

Q: What are the power consumption differences?

A: The Core i3-4160T has a TDP of 35 W, while the Xeon E5620 has a TDP of 80 W. The i3 uses less than half the power budget of the Xeon.

Q: Do these CPUs support ECC memory?

A: Only the Xeon E5620 supports ECC memory. The Core i3-4160T does not support ECC.

Q: Which processor has integrated graphics?

A: The Core i3-4160T includes Intel HD 4400 integrated graphics. The Xeon E5620 has no integrated graphics.

Specification Differences

| Specification | Intel Core i3-4160T | Intel Xeon E5620 |

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

| Cores | 2 | 4 |

| Threads | 4 | 8 |

| Base Clock | 3.10 GHz | 2.40 GHz |

| Boost Clock | None | 2.67 GHz |

| TDP | 35 W | 80 W |

| Socket | Intel Socket 1150 | Intel Socket 1366 |

| Architecture | Haswell | Westmere-EP |

| Process Node | 22 nm | 32 nm |

| Transistors | 1,400 million | 1,170 million |

| Die Size | 177 mm² | 239 mm² |

| L3 Cache | 3 MB (shared) | 12 MB (shared) |

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

| ECC Memory | No | Yes |

| PCIe Version | Gen 3 | Gen 2 |

| Integrated Graphics | Intel HD 4400 | None |

| Market Segment | Desktop | Server/Workstation |

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

| Release Date | July 2014 | March 2010 |

| Part Number | None | SLBV4 |