Intel Core i3-12300HE vs Intel Xeon E-2378G Comparison

Head-to-Head Benchmarks

The recorded data shows a consistent, uniform advantage for the Intel Xeon E-2378G across every single benchmark test in the comparison. There are no split results here; the Xeon wins all six recorded Cinebench tests, and each victory comes with an identical delta of 4.1 percent over the Core i3-12300HE. This uniformity is unusual. Typically, a head-to-head comparison will show at least one test where the competing chip pulls ahead, whether due to clock scaling, memory behavior, or workload characteristics. That does not happen in this matchup.

Looking at the multicore results first, the Xeon E-2378G scores 1811 in Cinebench R15 multicore versus 1740 for the Core i3-12300HE. Moving to Cinebench R20 multicore, the Xeon records 7549 against 7254 for the i3. The gap carries over to Cinebench R23 multicore, where the Xeon posts 17974 and the i3 posts 17272. In every case, the Xeon leads by that same 4.1 percent margin. The single-core results follow an identical pattern. In Cinebench R15 single-core, the Xeon scores 255 and the i3 scores 245. In R20 single-core, it is 1065 versus 1023. In R23 single-core, the Xeon records 2537 against 2438 for the i3. Again, the delta is 4.1 percent.

What does this consistency imply? It suggests that the performance difference between these two processors is not workload-dependent. The Xeon E-2378G is not a chip that wins heavily in one area and loses in another. Instead, it maintains a steady, proportional lead across all rendering tests, whether those tests stress every core or just a single thread. The average benchmark score in the database reinforces this picture. The Xeon E-2378G has an average score of 5199, while the Core i3-12300HE has an average score of 4995. That is a difference of roughly 204 points, or about 4.1 percent relative to the i3, which matches the per-test delta exactly.

The percentile rankings place these two chips very close together in the broader CPU landscape. The Xeon E-2378G sits at the 60th percentile among all CPUs in the database. The Core i3-12300HE sits at the 59th percentile. That one-percentile gap is small, and it reflects the fact that both chips land in a similar performance tier overall. However, the nearest rival data reveals something interesting. The Xeon E-2378G's closest rivals include the Intel Core i5-13400T with an average score of 5210 and a delta of negative 0.2 percent, the Intel Core i9-10850K at 5240 with a negative 0.8 percent delta, the Intel Core i7-11700B at 5241 with a negative 0.8 percent delta, and the Intel Core i5-14401E at 5253 with a negative 1 percent delta. In other words, the Xeon is slightly behind all four of these chips, but only by a fraction of a percent in each case. The Core i3-12300HE, meanwhile, has nearest rivals that include the Intel Xeon W-2150B at 4992 with a positive 0.1 percent delta, the AMD Ryzen 5 PRO 5650G at 5002 with a negative 0.1 percent delta, the Intel Core i5-13500TE at 5002 with a negative 0.1 percent delta, and the Intel Core i7-1375PRE at 4985 with a positive 0.2 percent delta. So the i3 trades blows with its immediate rivals, sitting essentially at parity with all of them.

Architecture Differences

The architectural divide between these two processors is substantial, and it helps explain why the Xeon maintains a modest but consistent lead. The Intel Xeon E-2378G belongs to the Xeon E-2300 series and uses the Rocket Lake architecture, specifically Rocket Lake-E. It is built on Intel's 14 nm process node, with a die size of 276 mm². The Core i3-12300HE, by contrast, is part of the Core 12th Gen family and uses the Alder Lake architecture, specifically Alder Lake-H. It is built on Intel's 10 nm process node, with a smaller die size of 217 mm². So the i3 is fabricated on a newer, denser process and packs its silicon into a smaller die. Yet the Xeon still wins every benchmark.

Core and thread counts differ in an important way. Both processors have 8 cores, but the Xeon E-2378G supports 16 threads while the Core i3-12300HE supports 12 threads. That four-thread difference gives the Xeon an advantage in heavily threaded workloads, and it shows up in the multicore benchmarks. Clock speeds also differ. The Xeon has a base clock of 2.80 GHz and a boost clock of 5.10 GHz. The i3 has a base clock of 1900.00 MHz, which is 1.90 GHz, and a boost clock of 4.30 GHz. The Xeon is significantly higher in both base and boost clocks. That clock advantage, combined with the extra threads, explains why the Xeon leads across the board despite being on an older process node.

Cache configurations reveal another divergence. Both chips have 80 KB of L1 cache per core. The L2 cache, however, differs: the Xeon has 512 KB per core, while the i3 has 1.25 MB per core. That means the i3 has a larger L2 cache per core, which could help in certain workloads. The L3 cache is larger on the Xeon: 16 MB shared versus 12 MB shared on the i3. So the Xeon has more total last-level cache, while the i3 has more L2 cache per core. Memory support also differs. The Xeon supports DDR4 memory in a dual-channel configuration with a memory bandwidth of 51.2 GB/s. The i3 supports both DDR4 and DDR5 memory in a dual-channel configuration, but its memory bandwidth is not recorded in the database. The Xeon supports ECC memory; the i3 does not. Both use PCIe Gen 4 with 20 lanes from the CPU. Integrated graphics differ as well: the Xeon includes UHD Graphics P750, while the i3 includes UHD Graphics, though the database does not specify a model variant for the i3.

The sockets are entirely different. The Xeon E-2378G uses Intel Socket 1200, a desktop/server platform socket. The i3 uses Intel BGA 1744, a soldered mobile socket. This is a fundamental distinction: the Xeon is a socketed processor for server or workstation systems, while the i3 is a mobile chip designed to be mounted directly onto a board. The market segment field confirms this. The Xeon is classified as Server/Workstation, and the i3 is classified as Mobile. The Xeon has a launch MSRP of $494 and was released on September 7, 2021. The i3 has no recorded release date and no launch MSRP in the database. Neither chip has an unlocked multiplier, so both are locked for overclocking. The Xeon's part number is SRKN1, and the i3's part number is SRLE8.

The Verdict

The data points to a clear but narrow winner in raw performance: the Intel Xeon E-2378G. It wins all six head-to-head benchmarks, holds a higher average benchmark score, and ranks at the 60th percentile versus the i3's 59th. Its 4.1 percent lead in every test is notable for its consistency. The Xeon achieves this through a combination of higher clock speeds, more threads, and more L3 cache. The i3, despite being on a newer 10 nm process with a larger L2 cache per core and support for DDR5 memory, cannot overcome those disadvantages in the recorded benchmarks.

However, the verdict is not simply "the Xeon is better." The two chips serve entirely different market segments. The Xeon E-2378G is a server and workstation processor on Socket 1200. It supports ECC memory, has a higher TDP of 80 watts, and was launched with a $494 price tag. The Core i3-12300HE is a mobile processor on BGA 1744, with a lower TDP of 45 watts, no ECC support, and no recorded launch MSRP. For a system builder assembling a socketed workstation, the Xeon is the obvious choice. For a laptop or compact mobile device, the i3 is the only viable option of the two, since the Xeon cannot be physically mounted on a BGA 1744 board. The performance difference matters less than platform compatibility. If both could be used in the same system, the Xeon would win, but they cannot. The socket and market segment differences make this less of a direct competition and more of a comparison between two very different product categories.

FAQ

Q: Which processor has the higher single-core score in Cinebench R23?

A: The Intel Xeon E-2378G scores 2537 in Cinebench R23 single-core, while the Intel Core i3-12300HE scores 2438. The Xeon leads by 4.1 percent.

Q: How many threads does each processor support?

A: The Intel Xeon E-2378G supports 16 threads with 8 cores. The Intel Core i3-12300HE supports 12 threads with 8 cores.

Q: Does the Core i3-12300HE support ECC memory?

A: No. The database records ECC memory support as true for the Intel Xeon E-2378G and false for the Intel Core i3-12300HE.

Q: What is the process node for each chip?

A: The Intel Xeon E-2378G is built on a 14 nm process node. The Intel Core i3-12300HE is built on a 10 nm process node.

Q: What is the average benchmark score for each processor?

A: The Intel Xeon E-2378G has an average benchmark score of 5199. The Intel Core i3-12300HE has an average benchmark score of 4995.

Q: Which processor has more L3 cache?

A: The Intel Xeon E-2378G has 16 MB of shared L3 cache. The Intel Core i3-12300HE has 12 MB of shared L3 cache.

Where Each One Wins

The Intel Xeon E-2378G wins every recorded benchmark in this comparison, so the straightforward answer is that it wins in all measured rendering workloads. Its 4.1 percent lead in Cinebench R15, R20, and R23, both single-core and multicore, makes it the stronger processor for CPU rendering, content creation, and any task that scales with clock speed or thread count. Its 16 threads versus the i3's 12 threads give it an edge in parallel workloads. Its higher boost clock of 5.10 GHz versus 4.30 GHz helps in single-threaded tasks. Its 16 MB of L3 cache versus 12 MB provides more shared cache for data-heavy workloads. Its support for ECC memory makes it suitable for workstation or server environments where data integrity is critical. Its Socket 1200 form factor means it can be installed in a compatible workstation motherboard.

The Intel Core i3-12300HE, despite losing every benchmark, has its own areas of advantage based on the recorded specifications. Its lower TDP of 45 watts versus 80 watts makes it far more suitable for mobile and battery-powered systems. Its BGA 1744 socket means it is designed for compact, soldered applications such as laptops and embedded boards. Its 10 nm process node is denser than the Xeon's 14 nm node, which contributes to lower power draw and a smaller die size of 217 mm² versus 276 mm². Its L2 cache of 1.25 MB per core is larger than the Xeon's 512 KB per core, which could benefit workloads that rely heavily on per-core cache locality. Its support for both DDR4 and DDR5 memory gives platform designers more flexibility in memory selection, though the database does not record a memory bandwidth figure for the i3. For a portable or low-power system, the i3 is the clear choice despite its lower benchmark scores.

Specification Differences

| Specification | Intel Xeon E-2378G | Intel Core i3-12300HE |

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

| Series | Xeon E-2300 series | Core 12th Gen |

| Threads | 16 | 12 |

| Base clock | 2.80 GHz | 1900.00 MHz |

| Boost clock | 5.10 GHz | 4.30 GHz |

| TDP | 80 W | 45 W |

| Socket | Intel Socket 1200 | Intel BGA 1744 |

| Architecture | Rocket Lake | Alder Lake |

| Codename | Rocket Lake-E | Alder Lake-H |

| Generation | Xeon E (Rocket Lake-E) | Core i3 (Alder Lake-H) |

| Process node | 14 nm | 10 nm |

| Die size | 276 mm² | 217 mm² |

| L2 cache | 512 KB (per core) | 1.25 MB (per core) |

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

| Memory support | DDR4 | DDR4, DDR5 |

| Memory bandwidth | 51.2 GB/s | Not recorded |

| ECC memory | Yes | No |

| Integrated graphics | UHD Graphics P750 | UHD Graphics |

| Market segment | Server/Workstation | Mobile |

| Release date | 2021-09-07 | Not recorded |

| Launch MSRP | $494 | Not recorded |

| Part number | SRKN1 | SRLE8 |