Intel Core i7-10810U vs Intel Xeon E3-1285L v4 Comparison

Head-to-Head Benchmarks

The benchmark data presents a remarkably consistent picture: the Intel Xeon E3-1285L v4 wins every single recorded head-to-head comparison against the Intel Core i7-10810U. Across six Cinebench tests spanning three different rendering workloads, the Xeon leads in each case, though the margins are narrow. The largest advantage appears in the Cinebench R20 single-core test, where the Xeon scores 407 against 404 for the Core i7, a delta of 0.7%. Every other test shows the Xeon ahead by exactly 1%. In Cinebench R15 multicore, the Xeon scores 693 versus 686; in R15 single-core, 97 versus 96; in R20 multicore, 2891 versus 2862; in R23 multicore, 6884 versus 6816; and in R23 single-core, 971 versus 962.

These are not transformative victories. A 1% delta in a rendering benchmark is within run-to-run variance territory, but the consistency is notable: the Xeon wins all six tests, never losing a single one. The average benchmark score reinforces this, with the Xeon at 1991 and the Core i7 at 1971, a gap of roughly 1%. This places the Xeon in a slightly higher percentile bracket of all CPUs, though both sit at the 44th percentile. The nearest rivals for the Xeon include the AMD Ryzen 5 1500X at 1992 (0% delta) and the Intel Xeon E3-1585L v5 at 1989 (0.1% delta), showing that the Xeon performs in line with mainstream quad-core and six-core parts from its era. The Core i7-10810U's closest competitor, the Intel Xeon E3-1245 v5 at 1973, is only 0.1% ahead, while the AMD Ryzen 3 2300X trails by 0.1%. In short, the head-to-head data shows a sweep for the Xeon, but the practical impact of that sweep is minimal for any real workload.

Architecture Differences

The two processors come from different Intel design eras and target entirely different market segments. The Xeon E3-1285L v4 is a Broadwell-DT part, built on Intel's 14 nm process with a die size of 160 mm² and 1,400 million transistors. It uses the Intel Socket 1150 platform, a desktop and server socket, and carries a 65 W TDP. Its configuration is a 4-core, 8-thread design with a base clock of 3.40 GHz and a boost clock of 3.80 GHz. The cache hierarchy consists of 64 KB of L1 per core, 256 KB of L2 per core, and 6 MB of shared L3 cache. Memory support is limited to DDR3 over a dual-channel bus, with a memory bandwidth of 29.9 GB/s. It supports ECC memory, a hallmark of the Xeon lineup, and includes integrated Intel Iris Pro P6300 graphics. It was released in June 2015 with a launch MSRP of $445.

The Core i7-10810U is a Comet Lake-U part, also on Intel's 14 nm process, but designed for mobile platforms. It uses the Intel BGA 1440 socket, a soldered mobile package, and has a dramatically lower TDP of 25 W. Its configuration is a 6-core, 12-thread design with a base clock listed at 1100.00 MHz and a boost clock of 4.90 GHz. The cache layout includes the same 64 KB L1 and 256 KB L2 per core, but the shared L3 cache doubles to 12 MB. Memory support is broader, accepting both DDR3 and DDR4 over a dual-channel bus, though the memory bandwidth figure is not recorded in the database. ECC memory is not supported. Integrated graphics are the UHD Graphics tier, a step below the Iris Pro P6300 in the Xeon. It was released in April 2020, making it roughly five years newer. Both parts are end-of-life and neither has an unlocked multiplier.

The core count difference is the most striking architectural contrast: the Core i7 has 50% more physical cores and 50% more threads than the Xeon. Yet the benchmark results show the Xeon still wins, which points to the significant clock speed and power delivery differences. The Core i7's base clock of 1100.00 MHz is extremely low, a deliberate choice to fit within the 25 W mobile thermal envelope, while its boost clock of 4.90 GHz is very high for short bursts. The Xeon's boost clock of 3.80 GHz is lower, but its 65 W TDP allows sustained operation at higher frequencies across all cores. The larger L3 cache on the Core i7 (12 MB versus 6 MB) does not translate into a benchmark advantage in these tests, likely because the Cinebench workload is compute-bound rather than cache-bound.

Where Each One Wins

The data shows a clear, if narrow, pattern of the Xeon winning in every rendering benchmark. For multi-threaded workloads, the Xeon's advantage is consistent at 1% in Cinebench R15, R20, and R23 multicore tests. This is despite the Core i7 having six cores and twelve threads versus the Xeon's four cores and eight threads. The reason lies in the thermal and power constraints: the Core i7's 25 W TDP forces the base clock down to 1100.00 MHz, and sustained multicore loads likely throttle it below its 4.90 GHz boost ceiling. The Xeon's 65 W TDP allows it to hold a 3.80 GHz boost across all four cores, which compensates for the core deficit.

Single-core tests tell a similar story. The Xeon leads by 1% in R15 (97 versus 96), by 0.7% in R20 (407 versus 404), and by 0.9% in R23 (971 versus 962). This is notable because the Core i7 has a much higher boost clock of 4.90 GHz, which should favor single-threaded performance. The fact that the Xeon still edges ahead suggests that the Core i7's boost behavior is short-lived, or that the mobile platform cannot sustain that frequency even for a single core. For users seeking a desktop or server CPU with predictable, sustained performance, the Xeon is the superior choice in all measured tests.

The Core i7's wins are not visible in the recorded benchmarks; it loses all six tests. However, its architectural advantages should be considered qualitatively. The 6-core, 12-thread configuration with 12 MB of L3 cache gives it a theoretical edge in workloads that scale well beyond four cores, provided the power envelope allows it. The support for DDR4 memory is a generational improvement, and the 25 W TDP makes it suitable for thin-and-light laptops where the Xeon's 65 W TDP would be impractical. The UHD Graphics, while not as capable as the Iris Pro P6300, is adequate for basic display output. In short, the Core i7's strengths lie in its form factor and platform compatibility, not in the Cinebench scores recorded here.

The Verdict

The benchmark database is unambiguous: the Intel Xeon E3-1285L v4 wins every head-to-head test against the Intel Core i7-10810U. With six wins and zero losses, the Xeon takes the rendering performance crown by margins of 0.7% to 1% across single-core and multicore workloads. The average benchmark score of 1991 versus 1971 confirms this edge, as does the percentile ranking, where both sit at 44% but the Xeon edges ahead by a hair. The Xeon's 65 W TDP and 3.80 GHz boost clock provide sustained performance that the Core i7's 25 W mobile design cannot match, despite the Core i7's higher core count and 4.90 GHz boost frequency.

For a user building a desktop or workstation, the Xeon E3-1285L v4 is the clear pick based on the data. It offers ECC memory support, a feature absent from the Core i7, and its Iris Pro P6300 integrated graphics are a step up from UHD Graphics. The Xeon also uses the Intel Socket 1150, which allows for traditional desktop motherboards and aftermarket cooling, whereas the Core i7 is soldered to a BGA 1440 mobile board. The Xeon's launch MSRP was $445, and while it is end-of-life, the recorded performance data shows it still outpaces a much newer mobile chip in every measured test.

For a mobile user, the Core i7-10810U is the only realistic option in a laptop form factor. Its 25 W TDP and 1100.00 MHz base clock are designed for battery efficiency and thermal limits, and its 6-core, 12-thread layout with 12 MB of L3 cache offers headroom for productivity tasks that the benchmark suite does not capture. However, the data does not show it winning any of the six Cinebench tests, so users prioritizing raw rendering performance should look elsewhere. The verdict is simple: the Xeon wins on performance, the Core i7 wins on mobility, and neither is a substitute for the other.

FAQ

Q: Which processor has a higher average benchmark score?

A: The Intel Xeon E3-1285L v4 has an average benchmark score of 1991, while the Intel Core i7-10810U scores 1971.

Q: How many cores and threads does each CPU have?

A: The Xeon E3-1285L v4 has 4 cores and 8 threads. The Core i7-10810U has 6 cores and 12 threads.

Q: Does the Core i7-10810U win any of the head-to-head Cinebench tests?

A: No. The Xeon E3-1285L v4 wins all six recorded Cinebench tests, with the Core i7 losing every one.

Q: What is the TDP difference between the two processors?

A: The Xeon E3-1285L v4 has a TDP of 65 W, while the Core i7-10810U has a TDP of 25 W.

Q: Which CPU supports ECC memory?

A: Only the Intel Xeon E3-1285L v4 supports ECC memory; the Core i7-10810U does not.

Q: What is the L3 cache size on each processor?

A: The Xeon E3-1285L v4 has 6 MB of shared L3 cache, while the Core i7-10810U has 12 MB of shared L3 cache.

Specification Differences

| Specification | Intel Xeon E3-1285L v4 | Intel Core i7-10810U |

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

| Cores | 4 | 6 |

| Threads | 8 | 12 |

| Base Clock | 3.40 GHz | 1100.00 MHz |

| Boost Clock | 3.80 GHz | 4.90 GHz |

| TDP | 65 W | 25 W |

| Socket | Intel Socket 1150 | Intel BGA 1440 |

| Architecture | Broadwell | Comet Lake |

| Codename | Broadwell-DT | Comet Lake-U |

| Die Size | 160 mm² | Not recorded |

| Transistors | 1,400 million | Not recorded |

| L3 Cache | 6 MB (shared) | 12 MB (shared) |

| Memory Support | DDR3 | DDR3, DDR4 |

| Memory Bandwidth | 29.9 GB/s | Not recorded |

| ECC Memory | Yes | No |

| Integrated Graphics | Intel Iris Pro P6300 | UHD Graphics |

| Market Segment | Server/Workstation | Mobile |

| Release Date | June 2015 | April 2020 |

| Launch MSRP | $445 | Not recorded |

| Part Number | SR2B1 | Not recorded |