CPU Comparison

Intel Xeon E-2186G and Intel Core i7-10875H are two very different Intel parts that happen to land near each other in aggregate benchmarks. The Xeon is a 6-core, 12-thread workstation processor from the Coffee Lake generation, built for Socket 1151 with ECC memory support. The Core i7 is an 8-core, 16-thread mobile chip from Comet Lake, soldered to BGA 1440 and designed for laptops. Despite their different origins, their average benchmark scores sit close together, the Xeon averages 3462, the Core i7 averages 3432, so the choice between them comes down to workload-specific wins and platform needs. The data below breaks down exactly where each one pulls ahead.

Head-to-Head Benchmarks

The Core i7-10875H wins the majority of the head-to-head comparisons, taking 7 of 8 tests. In Cinebench R15 multi-core, the Core i7 scores 1233 versus the Xeon’s 1158, a 6.1% advantage. That margin repeats across every Cinebench iteration: R20 multi-core shows 5138 against 4826, and R23 multi-core shows 12234 against 11492, both also 6.1% in favor of the Core i7. The single-core Cinebench results follow the same pattern, with the Core i7 leading by 6.1–6.3% (174 vs 163 in R15, 725 vs 681 in R20, 1727 vs 1622 in R23). Geekbench multi-core also goes to the Core i7, 6511 versus 6204, a 4.7% gap.

The Xeon’s only head-to-head win is Geekbench single-core, where it scores 1550 against the Core i7’s 1384. That is a 12% lead, and it is the largest delta in any shared test. Interestingly, the Core i7 has a higher boost clock (5.10 GHz) than the Xeon (4.70 GHz), yet the Xeon still wins that single-threaded Geekbench test by a wide margin. This suggests the Xeon’s older Coffee Lake architecture handles that particular workload more efficiently, or that the mobile chip’s power constraints limit its sustained single-core performance.

The aggregate numbers tell a similar story. The Xeon’s average benchmark score is 3462, while the Core i7’s is 3432, a difference of just 0.9%, well within run-to-run variance. Both CPUs sit at the 54th percentile among all CPUs, meaning they perform near the midpoint of the database. The nearest rival data reinforces how close they are: the Xeon’s closest competitor is the Intel Core i7-9700F at 3464 (0% delta), while the Core i7-10875H’s nearest rival is the Intel Core i9-9880H at 3433 (0% delta). In practical terms, these two chips belong to the same performance tier, with the Core i7 holding a consistent but modest edge in most multi-threaded and single-threaded rendering workloads.

Architecture Differences

The Xeon E-2186G is built on Coffee Lake-S WS, a workstation variant of Intel’s 14 nm desktop architecture. It has 6 cores and 12 threads, with a base clock of 3.80 GHz and a boost clock of 4.70 GHz. The Core i7-10875H uses Comet Lake-H, also 14 nm, but packs 8 cores and 16 threads with a lower 2.30 GHz base clock and a higher 5.10 GHz boost. The core count difference explains the Core i7’s multi-threaded wins: two extra physical cores provide more parallel throughput, even with a much lower base frequency.

Cache configurations also differ. The Xeon has 12 MB of shared L3 cache, while the Core i7 has 16 MB. Both use 64 KB of L1 and 256 KB of L2 per core, so the Xeon’s per-core L3 allocation is 2 MB per core versus the Core i7’s 2 MB per core as well, equal per core, but the Core i7 has more total cache due to its extra cores. Memory bandwidth favors the Core i7: it supports 46.9 GB/s versus the Xeon’s 42.7 GB/s, though both run dual-channel DDR4.

The socket and platform are the biggest practical difference. The Xeon uses Intel Socket 1151, a desktop/workstation socket that allows for a replaceable CPU. The Core i7 is BGA 1440, meaning it is soldered to the motherboard and not upgradable. The Xeon supports ECC memory; the Core i7 does not. The Xeon’s integrated graphics are HD Graphics P630, while the Core i7 has UHD Graphics. The Xeon targets the Server/Workstation market segment and is end-of-life, released in May 2018. The Core i7 is a Mobile part, still active in production, released in April 2020. Die size differs slightly too: the Xeon measures 154 mm², the Core i7 177.5 mm², reflecting the larger core count. Both use the same PCIe Gen 3 with 16 lanes from the CPU.

The Core i7’s higher boost clock (5.10 GHz) and extra cores (8 vs 6) give it a theoretical advantage in both frequency and parallel scaling. However, the Xeon’s 95 W TDP versus the Core i7’s 45 W TDP is notable, the desktop workstation chip draws more than double the power, which suggests that in sustained multi-core workloads, the Core i7 may hit thermal or power limits sooner, despite its higher peak boost. The Geekbench single-core result (Xeon 1550 vs Core i7 1384) hints that the mobile chip cannot sustain its 5.10 GHz boost in that test, while the Xeon’s lower 4.70 GHz boost is more achievable.

The Verdict

The data points to a clear but nuanced conclusion. If you need raw multi-threaded rendering performance, the Core i7-10875H wins every Cinebench multi-core test by 6.1% and Geekbench multi-core by 4.7%. That is a consistent, measurable advantage across all shared multi-threaded benchmarks. The Core i7 also wins every Cinebench single-core test by about 6%. For any workload that relies on Cinebench-style rendering, video encoding, 3D rendering, batch processing, the Core i7 is the better performer.

However, the Xeon E-2186G has one decisive win: Geekbench single-core, where it beats the Core i7 by 12%. If your primary workload is single-threaded Geekbench-style tasks, the Xeon is the better chip. That 12% delta is the largest difference between the two in any test, so it is not a trivial edge.

The platform factors matter more than the benchmark deltas. The Xeon supports ECC memory and uses a socketed desktop platform (Socket 1151), making it suitable for a workstation that needs error-correcting RAM and a replaceable CPU. The Core i7 is a mobile chip on BGA 1440, locked to whatever laptop it ships in, with no ECC support. If you are building a workstation, the Xeon’s ECC and socketed design are significant advantages that no benchmark score can capture. If you are buying a laptop, the Core i7 is the only option of the two, and it delivers better multi-threaded performance.

For most users, the Core i7-10875H is the better value in raw performance: it wins 7 of 8 head-to-head tests. But the Xeon’s single-core Geekbench lead and workstation features make it the right choice for specific professional environments where ECC memory and socketed upgradability are non-negotiable.

FAQ

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

A: The Intel Core i7-10875H is faster in every shared multi-core benchmark. It leads by 6.1% in Cinebench R15 (1233 vs 1158), R20 (5138 vs 4826), and R23 (12234 vs 11492), and by 4.7% in Geekbench multi-core (6511 vs 6204).

Q: Is the Xeon E-2186G better at single-core tasks?

A: Not universally. The Xeon wins Geekbench single-core by 12% (1550 vs 1384), but loses every Cinebench single-core test by about 6% (163 vs 174 in R15, 681 vs 725 in R20, 1622 vs 1727 in R23).

Q: Do both CPUs support ECC memory?

A: No. The Xeon E-2186G supports ECC memory, while the Core i7-10875H does not. This is a key differentiator for workstation use.

Q: Which CPU has more cores and threads?

A: The Core i7-10875H has 8 cores and 16 threads, compared to the Xeon’s 6 cores and 12 threads. The Core i7 also has more L3 cache (16 MB vs 12 MB).

Q: What are the TDP differences?

A: The Xeon E-2186G has a 95 W TDP, while the Core i7-10875H has a 45 W TDP. The Xeon draws more than double the power, which reflects its desktop workstation design.

Q: Which CPU is still in production?

A: The Core i7-10875H is marked as Active, while the Xeon E-2186G is End-of-life. The Xeon was released in May 2018; the Core i7 in April 2020.

Where Each One Wins

The Core i7-10875H wins in all multi-threaded rendering and productivity scenarios. Cinebench R15, R20, and R23 multi-core all go to the Core i7 by 6.1%, making it the better choice for video editing, 3D rendering, software compilation, and any workload that scales across cores. Its 8 cores and 16 threads give it a structural advantage over the Xeon’s 6 cores and 12 threads. It also wins Cinebench single-core by about 6%, so even lightly-threaded rendering tasks favor the Core i7. In Geekbench multi-core, the Core i7 leads by 4.7%, reinforcing its strength in general-purpose multi-threaded applications.

The Xeon E-2186G wins only Geekbench single-core, with a 12% margin (1550 vs 1384). This makes it the better choice for single-threaded Geekbench-style workloads, certain legacy applications, some scripting, or lightly-threaded scientific tools that rely on that specific benchmark’s scoring. Beyond benchmarks, the Xeon wins on platform features: it supports ECC memory, uses a socketed Socket 1151 design, and targets the Server/Workstation segment. If you need error-correcting RAM or plan to swap CPUs later, the Xeon is the only option. Its higher 95 W TDP also suggests it can sustain full boost clocks more reliably under load, which may explain its Geekbench single-core victory despite a lower 4.70 GHz boost clock versus the Core i7’s 5.10 GHz.

In summary, the Core i7 is the performance leader in 7 of 8 tests and offers better total cache and memory bandwidth. The Xeon is the specialist: it wins one key single-threaded test and brings ECC and socketed upgradability that the mobile Core i7 cannot match.

Specification Differences

| Specification | Intel Xeon E-2186G | Intel Core i7-10875H |

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

| Cores | 6 | 8 |

| Threads | 12 | 16 |

| Base Clock | 3.80 GHz | 2.30 GHz |

| Boost Clock | 4.70 GHz | 5.10 GHz |

| TDP | 95 W | 45 W |

| Socket | Intel Socket 1151 | Intel BGA 1440 |

| Architecture | Coffee Lake | Comet Lake |

| Codename | Coffee Lake-S WS | Comet Lake-H |

| Process Node | 14 nm | 14 nm |

| Die Size | 154 mm² | 177.5 mm² |

| L3 Cache | 12 MB (shared) | 16 MB (shared) |

| Memory Bandwidth | 42.7 GB/s | 46.9 GB/s |

| ECC Memory | Yes | No |

| Integrated Graphics | HD Graphics P630 | UHD Graphics |

| Market Segment | Server/Workstation | Mobile |

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

| Release Date | 2018-05-30 | 2020-04-01 |

| Launch MSRP | $506 | $450 |

| Part Number | SR3WR | SRJ8F |

The specification sheet highlights the fundamental split: the Xeon is a higher-TDP, lower-core-count workstation part with ECC, while the Core i7 is a lower-TDP, higher-core-count mobile part without ECC. The Core i7 has a higher boost clock, more cache, and more memory bandwidth. The Xeon has a higher base clock, a socketed platform, and ECC support. Both use 14 nm process technology and dual-channel DDR4, with identical PCIe Gen 3 x16 lanes from the CPU. The Core i7’s launch MSRP was $450; the Xeon’s was $506.