Intel Core i5-3570K vs Intel Xeon W-2102 Comparison

Head-to-Head Benchmarks

The benchmark data paints a remarkably consistent picture for this pairing. Across every single recorded test, the Intel Xeon W-2102 comes out ahead, though the margins are uniformly narrow. The head-to-head results show a sweep: 6 wins for the Xeon W-2102, 0 for the Core i5-3570K. These are not lopsided victories, but rather a series of controlled, single-digit percentage leads that indicate a sustained performance advantage rather than a situational one.

In Cinebench R15, the Xeon W-2102 scores 440 in the multi-core test against 425 for the Core i5-3570K, a delta of -3.4% from the perspective of the i5. The single-core result is similar: 62 versus 60, a -3.2% difference. Moving to Cinebench R20, the gap widens slightly in absolute terms. The Xeon posts 1835 in multi-core versus 1772, again a -3.4% delta. In single-core, it is 259 versus 250, a -3.5% delta, the largest percentage gap in the entire dataset.

Cinebench R23 follows the established pattern. The Xeon W-2102 achieves 4370 in multi-core, while the Core i5-3570K manages 4221, a -3.4% delta. In single-core, the scores are 617 and 596 respectively, another -3.4% gap. The consistency is notable: every test, whether single-threaded or multi-threaded, whether from the older R15 workload or the newer R23, lands within a narrow band of roughly 3.2% to 3.5% in favor of the Xeon.

Looking at the broader database context, the average benchmark score for the Core i5-3570K is 1293, while the Xeon W-2102 sits at 1264. This is a curious inversion: the i5 has a higher average score across all recorded benchmarks, yet loses every head-to-head test included here. The explanation lies in the test selection. The Geekbench scores, which are only recorded for the i5, pull its average up. The i5 posts 2245 in Geekbench multi-core and 776 in single-core, tests that are absent from the Xeon's record. When isolating the shared Cinebench workloads, the Xeon is consistently faster.

Both processors land at the 35th percentile among all CPUs in the database. This places them in the same performance tier overall, despite the Xeon's consistent head-to-head wins. The nearest rivals for the i5, such as the Intel Core i7-3630QM with an average score of 1289 and a delta of 0.3%, and the AMD Opteron 6272 at 1288 with a 0.4% delta, cluster tightly around its average. The Xeon's nearest rivals, including the Intel Core i3-1005G1 at 1265 with a -0.1% delta and the AMD Athlon 200GE at 1261 with a 0.3% delta, show that its average is similarly well-anchored in a dense field of comparable chips.

The data indicates that the Xeon W-2102 is the faster processor in every directly comparable workload. The margins are small, never exceeding 3.5%, but they are consistent and reproducible across multiple Cinebench versions. The i5's higher average score is a statistical artifact of additional Geekbench results, not a sign of superior performance in the tests where both chips were measured.

FAQ

Q: Which processor wins in Cinebench R23 multi-core?

A: The Intel Xeon W-2102 wins with a score of 4370, compared to 4221 for the Intel Core i5-3570K, a margin of 3.4%.

Q: Does the Core i5-3570K win any head-to-head benchmark against the Xeon W-2102?

A: No. The recorded data shows the Xeon W-2102 winning all 6 head-to-head benchmark comparisons, with the Core i5-3570K winning 0.

Q: How do their average benchmark scores compare?

A: The Core i5-3570K has a higher average benchmark score of 1293, while the Xeon W-2102 has an average of 1264. This is despite the Xeon winning every shared test, because the i5 has additional Geekbench results that are not recorded for the Xeon.

Q: What is the largest performance gap between the two chips?

A: The largest gap is in Cinebench R20 single-core, where the Xeon W-2102 scores 259 against 250 for the i5, a difference of 3.5%.

Q: Are both processors in the same performance percentile?

A: Yes, both the Intel Core i5-3570K and the Intel Xeon W-2102 are recorded at the 35th percentile among all CPUs in the database.

Q: Which processor has a higher boost clock?

A: The Core i5-3570K has a boost clock of 3.80 GHz. The Xeon W-2102 has no recorded boost clock, meaning it operates at its base clock of 2.90 GHz.

Architecture Differences

The architectural divide between these two chips is significant, reflecting their different design goals and release periods. The Core i5-3570K is built on Ivy Bridge, a 22 nm process, while the Xeon W-2102 uses Skylake (specifically Skylake-W) on a 14 nm node. This process shrink gives the Xeon a transistor density advantage, though the database does not record a transistor count for the Xeon. The i5 has 1,400 million transistors on a die size of 160 mm². The Xeon's die is substantially larger at 484 mm², which is typical for a workstation-class part with additional I/O and memory controllers.

Cache hierarchies differ in the L2 and L3 levels. Both chips have 64 KB of L1 cache per core. The i5 has 256 KB of L2 per core, while the Xeon has a full 1 MB per core, a fourfold increase. L3 cache also favors the Xeon: 8.25 MB shared versus 6 MB shared for the i5. These cache increases suggest the Xeon is better equipped to handle larger working sets and more demanding multi-threaded workloads, even though both chips have the same core and thread counts.

The integrated graphics situation is a clear point of divergence. The Core i5-3570K includes Intel HD 4000 graphics, while the Xeon W-2102 has no integrated graphics at all. This makes the Xeon dependent on a discrete GPU, which is standard for its server and workstation market segment. The i5, aimed at desktop users, can run with just its integrated graphics for basic display output.

Memory architecture also separates the two. The i5 supports DDR3 memory on a dual-channel bus with a bandwidth of 25.6 GB/s. The Xeon W-2102 supports DDR4 on a quad-channel bus, delivering 85.3 GB/s of bandwidth, more than triple the i5's throughput. This is a substantial advantage for memory-intensive workstation tasks. Additionally, the Xeon supports ECC memory, which the i5 does not, a critical feature for data integrity in server environments.

PCIe connectivity is another major differentiator. The i5 provides Gen 3 with 16 lanes from the CPU. The Xeon W-2102 offers Gen 3 with 48 lanes, triple the lane count, enabling far more expansion cards, storage devices, or GPU configurations. The sockets reflect this: the i5 uses Intel Socket 1155, while the Xeon uses the larger Intel Socket 2066.

Specification Differences

The two processors differ across nearly every major specification field, despite sharing the same core and thread counts. Both have 4 cores and 4 threads, so that is not a point of differentiation.

Clock speeds favor the Core i5-3570K. Its base clock is 3.40 GHz with a boost clock of 3.80 GHz. The Xeon W-2102 has a lower base clock of 2.90 GHz and no recorded boost clock, meaning it does not have the same dynamic frequency scaling capability. The i5 also has an unlocked multiplier, allowing overclocking, while the Xeon's multiplier is locked.

Power consumption heavily favors the i5. The Core i5-3570K has a TDP of 77 watts, while the Xeon W-2102 has a TDP of 120 watts. This is a 43-watt difference, reflecting the Xeon's larger die, quad-channel memory controller, and additional PCIe lanes.

Memory support differs completely. The i5 uses DDR3 with dual-channel access and a memory bandwidth of 25.6 GB/s. The Xeon uses DDR4 with quad-channel access and a memory bandwidth of 85.3 GB/s. ECC memory support is present on the Xeon but absent on the i5.

Cache specifications also differ. The i5 has 256 KB of L2 per core and 6 MB of shared L3. The Xeon has 1 MB of L2 per core and 8.25 MB of shared L3. L1 cache is identical at 64 KB per core.

The manufacturing process and die size are different. The i5 is on a 22 nm node with a 160 mm² die. The Xeon is on a 14 nm node with a 484 mm² die. The launch dates are also far apart, with the i5 releasing in April 2012 and the Xeon in August 2017. The launch MSRP for the i5 was $212, and for the Xeon it was $202.

Where Each One Wins

The Xeon W-2102 is the clear winner in every benchmark category recorded, making it the superior choice for raw compute performance in the tested workloads. Its wins in Cinebench R15, R20, and R23, both single and multi-core, demonstrate that it holds an advantage across different generations of rendering workloads. The consistent 3.2% to 3.5% margins suggest a fundamental efficiency gain from the newer Skylake architecture and the larger cache hierarchy, rather than any single workload-specific optimization.

For users running CPU-bound rendering tasks, video encoding, or scientific simulations that rely on Cinebench-style integer and floating-point performance, the Xeon W-2102 is the better pick. Its quad-channel memory with 85.3 GB/s of bandwidth also gives it a substantial edge in memory-bound applications, even if that advantage is not directly reflected in the Cinebench scores. The ECC memory support and 48 PCIe lanes further position it for workstation and server duties where reliability and expandability matter more than raw clock speed.

The Core i5-3570K wins in several practical scenarios that are not captured by the benchmark data. Its lower TDP of 77 watts makes it far more efficient in power-constrained systems. The integrated Intel HD 4000 graphics mean it can operate without a discrete GPU, reducing system cost and complexity for basic desktop use. The unlocked multiplier allows overclocking, potentially closing or reversing the performance gap in the hands of an enthusiast. Its higher base and boost clocks, 3.40 GHz and 3.80 GHz respectively, give it an advantage in lightly threaded applications that do not scale with cache size or memory bandwidth.

In terms of platform cost and simplicity, the i5's dual-channel DDR3 support and older Socket 1155 platform are more accessible. The Xeon requires a Socket 2066 motherboard, DDR4 memory, and a discrete GPU, all of which increase the total system investment. For a pure workstation build where data integrity and memory throughput are paramount, the Xeon W-2102 is the logical choice. For a general-purpose desktop or a system where overclocking and integrated graphics are desired, the Core i5-3570K remains a viable option despite losing every recorded benchmark comparison.

The average benchmark score data complicates the picture. The i5's average of 1293 is higher than the Xeon's 1264, driven by its Geekbench results. This suggests that in some non-Cinebench workloads, particularly those measured by Geekbench's mixed integer, floating-point, and memory tests, the i5 may actually be faster. However, the database does not include Geekbench scores for the Xeon, so this cannot be directly confirmed. What is certain is that in the six shared Cinebench tests, the Xeon W-2102 is consistently faster, and that is the most reliable comparison available in the recorded data.