Intel Core i3-9320 vs Intel Xeon E5-2608L v3 Comparison

Head-to-Head Benchmarks

The recorded data presents a remarkably consistent picture across all six Cinebench comparisons: the Intel Xeon E5-2608L v3 wins every single head-to-head matchup against the Intel Core i3-9320, though the margins are uniformly narrow. The Xeon takes the multicore R15 test with a score of 637 against the i3's 630, a 1.1% advantage. In single-core R15, the Xeon posts 90 versus 88, a 2.3% edge, which is the largest winning margin in the entire benchmark set.

Moving to the R20 suite, the pattern holds. The Xeon scores 2658 in multicore compared to the i3's 2626, a 1.2% lead, while the single-core result shows 375 versus 370, a 1.4% gap. The R23 tests complete the sweep: the Xeon manages 6329 in multicore against 6254 for the i3 (1.2% ahead), and 893 in single-core versus 882 (1.2% ahead). In total, the Xeon records 6 wins out of 6 possible head-to-head comparisons, with the i3 failing to take a single test.

What makes these results noteworthy is the underlying hardware disparity. The Xeon packs 6 cores and 6 threads with a base clock of 2000 MHz, while the i3-9320 offers only 4 cores and 4 threads but runs at a much higher 3.70 GHz base and 4.40 GHz boost. Despite the i3's substantial clock advantage, the Xeon's two additional cores and larger 15 MB shared L3 cache (versus 8 MB) are enough to nudge it ahead in every workload. The average benchmark score reinforces this: the Xeon sits at 1830, while the i3 trails at 1808.

The nearest-rival data places both CPUs in similar company. The Xeon's closest competitors include the Intel Xeon D-1537 (identical 1830 average score, 0% delta), the Intel Core i5-8305G (1831, 0% delta), and the AMD Ryzen 5 4600U (1832, -0.1% delta). The i3's neighborhood includes the AMD Ryzen 5 PRO 4650U (1810, -0.1%), the Intel Core i3-9100 (1806, 0.1%), and the Intel Xeon E5-1620 v4 (1802, 0.4%). Both processors land at the 42nd percentile among all CPUs, confirming they occupy the same performance tier despite their architectural differences.

The Verdict

The benchmark data delivers a clear, if modest, verdict: the Intel Xeon E5-2608L v3 is the faster processor in every measured scenario. Its wins range from 1.1% to 2.3% across the six Cinebench tests, which is not a transformative gap but a consistent one. For users who prioritize raw Cinebench throughput, the Xeon is the correct pick.

That said, the i3-9320 is not far behind. A 1.2% deficit in R23 multicore and a 1.2% gap in single-core means the two chips are effectively interchangeable for many real-world tasks. The i3's much higher clock speeds (3.70 GHz base, 4.40 GHz boost) do not translate into benchmark victories, as the Xeon's extra cores and superior cache architecture compensate fully. The i3 does offer integrated UHD Graphics 630, which the Xeon entirely lacks, making it a more complete package for systems without a discrete GPU.

From a platform perspective, the Xeon requires an Intel Socket 2011-3 motherboard with quad-channel DDR4 memory support, while the i3 works on the more common Intel Socket 1151 with dual-channel memory. The Xeon's 52 W TDP is lower than the i3's 62 W, which is surprising given the Xeon's server pedigree. Neither chip is unlocked for overclocking, and both are end-of-life products, though the Xeon launched in September 2014 while the i3 arrived in April 2019.

The Xeon's launch MSRP was $441, but the database does not provide pricing for the i3, so no cost comparison is possible here. What the data does show is that the Xeon wins all six benchmarks with margins under 2.5%, making it the technically superior choice, but the i3's integrated graphics and newer platform may appeal to different use cases.

Where Each One Wins

The Xeon E5-2608L v3 wins every benchmark in the head-to-head comparison, so on pure Cinebench performance, it is the undisputed victor. Its 6-core, 6-thread configuration with a 15 MB shared L3 cache gives it a structural advantage in heavily threaded workloads, even at a low 2000 MHz base clock. The quad-channel memory bus, which delivers 59.7 GB/s of bandwidth versus the i3's 38.4 GB/s, further bolsters its position for memory-intensive server tasks. The Xeon also supports ECC memory, a feature shared by the i3, but its 40 PCIe Gen 3 lanes (CPU only) dwarf the i3's 16 lanes, making it the natural choice for systems with multiple GPUs, NVMe drives, or other expansion cards.

The i3-9320 does not win any benchmark, but it wins on platform flexibility. Its integrated UHD Graphics 630 means a basic system can operate without a discrete graphics card, which the Xeon cannot do. The i3's 3.70 GHz base and 4.40 GHz boost clocks provide snappier responsiveness in lightly threaded applications, even if the Cinebench scores do not reflect a win. The dual-channel memory setup and 16 PCIe lanes are sufficient for mainstream desktops, and the smaller 126 mm² die size (versus 356 mm² for the Xeon) suggests a more power-efficient design per unit area, though the Xeon's overall TDP is lower at 52 W versus 62 W.

FAQ

Q: Which processor is faster in single-core Cinebench tests?

A: The Intel Xeon E5-2608L v3 wins all three single-core tests: R15 at 90 versus 88 (2.3% ahead), R20 at 375 versus 370 (1.4% ahead), and R23 at 893 versus 882 (1.2% ahead).

Q: How do the multicore scores compare?

A: The Xeon leads in multicore as well: R15 at 637 versus 630 (1.1% ahead), R20 at 2658 versus 2626 (1.2% ahead), and R23 at 6329 versus 6254 (1.2% ahead).

Q: Do both processors support ECC memory?

A: Yes, both the Xeon E5-2608L v3 and the Core i3-9320 support ECC memory, according to the database.

Q: What are the core and thread counts for each CPU?

A: The Xeon has 6 cores and 6 threads, while the i3-9320 has 4 cores and 4 threads. The Xeon also has a larger shared L3 cache at 15 MB compared to the i3's 8 MB.

Q: Which processor has integrated graphics?

A: Only the Core i3-9320 includes integrated graphics, specifically UHD Graphics 630. The Xeon E5-2608L v3 has no integrated graphics.

Q: How do their average benchmark scores and percentiles compare?

A: The Xeon has an average benchmark score of 1830 and sits at the 42nd percentile. The i3-9320 has an average score of 1808 and also sits at the 42nd percentile.

Architecture Differences

The two processors come from entirely different Intel lineages. The Xeon E5-2608L v3 is built on the Haswell architecture (Haswell-EP codename) using a 22 nm process node, with 2,600 million transistors on a 356 mm² die. It belongs to the Xeon E5 generation and targets the server and workstation market. The i3-9320, by contrast, uses the Coffee Lake architecture (Coffee Lake Refresh) on a 14 nm node, with a much smaller 126 mm² die size. Transistor count is not recorded for the i3, but the process shrink from 22 nm to 14 nm is a significant generational difference.

Memory support diverges sharply. The Xeon features a quad-channel DDR4 memory bus with 59.7 GB/s of bandwidth, while the i3 uses dual-channel DDR4 with 38.4 GB/s. Both support ECC memory, which is unusual for a desktop chip and a point of parity. The PCIe configurations also differ: the Xeon provides 40 PCIe Gen 3 lanes (CPU only), while the i3 offers 16 lanes. This makes the Xeon far more capable for expansion-heavy server workloads.

Cache hierarchies are similar in structure but differ in capacity. Both chips have 64 KB of L1 cache per core and 256 KB of L2 cache per core. The Xeon's shared L3 cache is 15 MB, while the i3's is 8 MB. The Xeon's larger cache, combined with its extra two cores, explains its consistent benchmark wins despite the i3's much higher clock speeds. The i3's base clock of 3.70 GHz and boost clock of 4.40 GHz dwarf the Xeon's 2000 MHz base clock (no boost is recorded), yet the Xeon still manages to edge ahead in every Cinebench test.

The sockets are incompatible: the Xeon uses Intel Socket 2011-3, while the i3 uses Intel Socket 1151. The Xeon's 52 W TDP is lower than the i3's 62 W, a notable result for a server chip with more cores. The Xeon launched on September 7, 2014, with a launch MSRP of $441; the i3 launched on April 22, 2019. Both are end-of-life and neither has an unlocked multiplier. The Xeon's part number is SR20BSR21P, while the i3's is SRF7X. The integrated graphics situation is a major differentiator: the i3 includes UHD Graphics 630, while the Xeon has none, meaning the Xeon always requires a discrete GPU.