Intel Core i7-8850H vs Intel Xeon E5-4640 v3 Comparison

Head-to-Head Benchmarks

The head-to-head results are remarkably one-sided. Across all six recorded Cinebench tests, the Intel Xeon E5-4640 v3 wins every single matchup. The closest margin comes in Cinebench R20 single-core, where the Xeon leads by 3.4%, while the largest gap is the 4% advantage in Cinebench R15 single-core. Every other test, including all three multi-core workloads, shows a consistent 3.5% delta in favor of the Xeon.

That consistency is striking. In Cinebench R15 multi-core, the Xeon scores 888 against the Core i7-8850H's 857, a 3.5% difference. The same 3.5% margin reappears in Cinebench R20 multi-core (3702 versus 3574) and Cinebench R23 multi-core (8816 versus 8511). The single-core results tell the same story, with the Xeon ahead by 4% in R15 (125 versus 120), 3.4% in R20 (522 versus 504), and 3.5% in R23 (1244 versus 1201). For a chip with double the core count, one might expect a larger multi-core gap, yet the Xeon's advantage stays tightly clustered around 3.5% across every multi-core test. This suggests the Core i7's higher clock speeds are doing substantial work to close what would otherwise be a much wider performance canyon.

The average benchmark scores in the database reflect a similar pattern, though with a smaller spread. The Core i7-8850H posts an average score of 2604, while the Xeon E5-4640 v3 averages 2550. That puts the Core i7 roughly 2.1% higher on average, even though it lost every head-to-head Cinebench test. The explanation lies in the Geekbench results. The Core i7 has Geekbench multi-core and single-core scores of 4765 and 1300 respectively, while the Xeon has no Geekbench entries in the recorded data. Those additional data points pull the Core i7's average upward.

Both processors land at the 49th percentile among all CPUs in the database, meaning they sit at the exact same position in the overall performance distribution. The nearest rivals for each chip reinforce how closely matched they are. The Core i7 is bracketed by the AMD Ryzen 3 PRO 4355GE at 2596 (0.3% behind), the Intel Xeon E-2174G at 2588 (0.6% behind), the Intel Xeon E5-4620 v3 at 2587 (0.6% behind), and the Intel Xeon W-2125 at 2623 (0.7% ahead). The Xeon E5-4640 v3, meanwhile, sits near the Intel Xeon E5-1650 v3 at 2545 (0.2% behind), the AMD Ryzen 7 4800HS at 2557 (0.3% ahead), the Intel Core i3-10325 at 2530 (0.8% ahead), and the Intel Xeon E-2244G at 2527 (0.9% ahead).

What does this data imply? The Xeon E5-4640 v3 wins every direct comparison in Cinebench, yet the Core i7's overall average is higher because it has additional benchmark coverage. This is a reminder that head-to-head tests and aggregate averages can tell different stories depending on which data points are included.

Where Each One Wins

The use-case split is straightforward based on the recorded benchmarks. The Intel Xeon E5-4640 v3 wins every Cinebench workload, both single-core and multi-core. If the task involves Cinebench rendering, the Xeon is the choice, even if the margins are modest. Its 12 cores and 24 threads provide the underlying structural advantage, while its 30 MB of shared L3 cache and quad-channel DDR4 memory support with 59.7 GB/s of bandwidth position it for memory-heavy server and workstation workloads. ECC memory support is another differentiator, making it appropriate for environments where data integrity is paramount.

The Intel Core i7-8850H, despite losing every direct comparison, has its own domain. Its Geekbench scores of 4765 multi-core and 1300 single-core are the highest raw numbers in either processor's benchmark set. The Core i7 draws 45 watts against the Xeon's 105 watts, a significant efficiency gap that matters for mobile deployments. It is a mobile processor on the Intel BGA 1440 socket, while the Xeon uses Intel Socket 2011-3. The Core i7 also includes integrated UHD 630 graphics, which the Xeon lacks entirely. For systems that need a display output without a discrete GPU, the Core i7 is the only option of the two.

The clock speed story is also telling. The Core i7 has a base clock of 2.70 GHz and a boost clock of 4.30 GHz, while the Xeon operates at 1900.00 MHz base and 2.60 GHz boost. The Core i7's boost ceiling is dramatically higher, yet in the recorded Cinebench tests it still trails the Xeon in single-core performance. This suggests the Xeon's older Haswell architecture, despite lower clocks, delivers competitive single-threaded results in these specific workloads. The data does not show the Core i7 winning any recorded test, but its higher Geekbench scores and lower power draw indicate it holds advantages in areas not covered by the Cinebench suite.

FAQ

Q: Which processor wins the most head-to-head benchmark tests?

A: The Intel Xeon E5-4640 v3 wins all six recorded head-to-head tests, including every Cinebench R15, R20, and R23 multi-core and single-core matchup.

Q: What is the largest performance gap between the two in the recorded data?

A: The largest margin is 4%, in Cinebench R15 single-core, where the Xeon E5-4640 v3 scores 125 versus the Core i7-8850H's 120.

Q: Does the Core i7-8850H have any benchmark advantage?

A: Yes. The Core i7 has Geekbench multi-core and single-core scores of 4765 and 1300, which are not present in the Xeon's recorded data. These scores contribute to its higher average benchmark score of 2604 versus the Xeon's 2550.

Q: How do the two processors compare in terms of core and thread counts?

A: The Xeon E5-4640 v3 has 12 cores and 24 threads, while the Core i7-8850H has 6 cores and 12 threads. The Xeon has exactly double the cores and threads.

Q: Do both processors support DDR4 memory?

A: Yes, both list DDR4 memory support. However, the Xeon E5-4640 v3 adds quad-channel memory with 59.7 GB/s bandwidth and ECC support, while the Core i7-8850H does not list memory bus, bandwidth, or ECC support in the database.

Q: Which processor includes integrated graphics?

A: Only the Intel Core i7-8850H includes integrated graphics, specifically the UHD 630. The Intel Xeon E5-4640 v3 has no integrated graphics listed.

Specification Differences

The two processors differ across nearly every major specification field. The Core i7-8850H is a 6-core, 12-thread mobile chip with a base clock of 2.70 GHz and a boost clock of 4.30 GHz. The Xeon E5-4640 v3 is a 12-core, 24-thread server processor with a base clock of 1900.00 MHz and a boost clock of 2.60 GHz. Thermal design power differs substantially: 45 watts for the Core i7 versus 105 watts for the Xeon.

Sockets are incompatible. The Core i7 uses Intel BGA 1440, a soldered mobile package, while the Xeon uses Intel Socket 2011-3, a standard server socket. The Core i7 has a die size of 149 mm², while the Xeon has a die size of 356 mm². The Xeon lists 2,600 million transistors; the Core i7 has no transistor count in the database.

Cache configurations scale with core counts. Both share 64 KB of L1 per core and 256 KB of L2 per core. The L3 cache is the major difference: 12 MB shared on the Core i7 versus 30 MB shared on the Xeon. The Xeon lists quad-channel memory with 59.7 GB/s bandwidth and ECC support, while the Core i7 lists only DDR4 support without memory bus, bandwidth, or ECC details. PCIe is specified only for the Xeon: Gen 3 with 40 lanes (CPU only). The Core i7's PCIe configuration is not recorded.

Integrated graphics separate the two. The Core i7 includes UHD 630 graphics; the Xeon lists none. Market segments also differ: the Core i7 is mobile, while the Xeon is server/workstation. Release dates are nearly three years apart, with the Core i7 launching on 2018-04-01 and the Xeon on 2015-05-31. The Xeon has a recorded launch MSRP of $2859, while the Core i7 has no launch MSRP in the database. Both are end-of-life and both have locked multipliers. Part numbers differ as well: SR3YZ for the Core i7 and SR22L for the Xeon.

Architecture Differences

The architectural divide is generational. The Intel Core i7-8850H uses Coffee Lake architecture on a 14 nm process node, with the Coffee Lake-H codename and a Core i7 (Coffee Lake-H) generation label. The Intel Xeon E5-4640 v3 uses Haswell architecture on a 22 nm process node, with the Haswell-EP codename and a Xeon E5 (Haswell-EP) generation label. Both are manufactured by Intel, but the process node difference is significant: 14 nm versus 22 nm, a full generation apart.

The transistor and die size data reinforce the architectural gap. The Xeon packs 2,600 million transistors into a 356 mm² die, reflecting its older, larger 22 nm process. The Core i7's 149 mm² die on 14 nm is much smaller, though its transistor count is not recorded. The cache hierarchy is another architectural differentiator. Both have identical per-core L1 and L2 caches, but the Xeon's 30 MB shared L3 is 2.5 times larger than the Core i7's 12 MB shared L3, matching its higher core count and server-oriented design.

Memory architecture diverges as well. The Xeon's quad-channel controller with 59.7 GB/s bandwidth and ECC support marks it as a server part built for reliability and throughput. The Core i7's memory subsystem is less documented in the database, listing only DDR4 support without bandwidth or channel details. The Xeon also exposes 40 PCIe Gen 3 lanes from the CPU, while the Core i7's PCIe configuration is unlisted.

The Core i7's inclusion of UHD 630 integrated graphics is a meaningful architectural feature absent from the Xeon. It allows the mobile chip to drive displays without a discrete GPU, which aligns with its mobile market segment. The Xeon, as a server/workstation processor, omits integrated graphics entirely, relying on discrete GPUs or headless operation. Both processors are end-of-life, but their architectures target different eras and use cases: Coffee Lake-H for high-clocked mobile systems in 2018, Haswell-EP for dual-socket-capable servers and workstations starting in 2015.

The Verdict

The data points to a clear split based on workload and platform. The Intel Xeon E5-4640 v3 wins every recorded Cinebench test, both single-core and multi-core, with margins between 3.4% and 4%. It offers double the cores and threads, 2.5 times the L3 cache, quad-channel memory with ECC support, and 40 PCIe Gen 3 lanes. For server and workstation environments where rendering, memory bandwidth, and data integrity matter, the Xeon is the stronger choice according to the recorded measurements.

The Intel Core i7-8850H, despite losing all six head-to-head tests, posts higher Geekbench scores (4765 multi-core, 1300 single-core) and a higher average benchmark score (2604 versus 2550). It consumes 45 watts versus the Xeon's 105 watts, includes integrated UHD 630 graphics, and reaches a 4.30 GHz boost clock on a 14 nm process. For mobile systems where power efficiency, integrated graphics, and a compact BGA 1440 socket are required, the Core i7 is the only viable option. The Xeon cannot serve that role due to its socket, power draw, and lack of integrated graphics.

Users should choose the Xeon E5-4640 v3 for multi-threaded server or workstation workloads on Socket 2011-3 platforms, especially where ECC memory and high memory bandwidth are prerequisites. Users should choose the Core i7-8850H for mobile deployments where the 45-watt TDP, integrated UHD 630 graphics, and higher boost clock fit the system constraints, and where its Geekbench performance advantage matters. Both processors sit at the 49th percentile among all CPUs, and their average scores are separated by only 54 points, so the decision rests less on raw performance and more on platform fit, power envelope, and feature requirements. The Xeon wins the benchmarks; the Core i7 wins the portability argument.