Intel Xeon D-1541 vs Intel Xeon E-2144G Comparison

FAQ

Q: Which processor has more cores and threads?

A: The Intel Xeon D-1541 has 8 cores and 16 threads, while the Intel Xeon E-2144G has 4 cores and 8 threads.

Q: Which CPU has a higher base clock speed?

A: The Intel Xeon E-2144G has a base clock of 3.60 GHz, compared to 2.10 GHz for the Intel Xeon D-1541. The E-2144G also boosts to 4.50 GHz versus 2.70 GHz for the D-1541.

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

A: The Intel Xeon D-1541 has a TDP of 45 watts, while the Intel Xeon E-2144G has a TDP of 71 watts.

Q: Which CPU has a higher average benchmark score?

A: The Intel Xeon E-2144G has an average benchmark score of 2514, while the Intel Xeon D-1541 scores 2447. The E-2144G sits at the 49th percentile of all CPUs, and the D-1541 at the 48th.

Q: Does either processor support ECC memory?

A: Yes, both the Intel Xeon E-2144G and the Intel Xeon D-1541 support ECC memory.

Q: Which processor has integrated graphics?

A: The Intel Xeon E-2144G includes HD Graphics P630, while the Intel Xeon D-1541 has no integrated graphics.

Architecture Differences

The Intel Xeon E-2144G belongs to the Xeon E-2100 series and uses the Coffee Lake architecture, specifically Coffee Lake-S WS. It is built on a 14 nm process by Intel, with a die size of 126 mm². The processor is designed for the Intel Socket 1151 and was released in July 2018, now marked as end-of-life. Its memory support is DDR4 with a dual-channel bus and a memory bandwidth of 42.7 GB/s. It provides PCIe Gen 3 with 16 lanes from the CPU.

The Intel Xeon D-1541 uses the Broadwell architecture, specifically Broadwell-DE, also on a 14 nm process but with a larger die size of 246 mm² and 3,200 million transistors. It is mounted on Intel BGA 1667 and was released in October 2015, remaining in active production. This chip supports both DDR3 and DDR4 memory over a dual-channel bus, and offers PCIe Gen 3 with 24 lanes from the CPU. It has no integrated graphics, unlike the E-2144G.

The cache structures also differ. Both have 64 KB of L1 cache and 256 KB of L2 cache per core. However, the E-2144G has 8 MB of shared L3 cache, while the D-1541 has 1.5 MB of L3 cache per core, which totals a larger aggregate but is distributed per core. The D-1541's per-core L3 design is typical of the Broadwell-DE family, whereas the E-2144G uses a shared pool.

The E-2144G has a shorter part number SR3WM, while the D-1541 is SR2DE. Both processors have locked multipliers and target the server/workstation segment. The D-1541's higher core count and lower TDP suggest a design aimed at dense, power-conscious deployments, while the E-2144G's higher clocks and integrated graphics point toward workstation tasks.

Head-to-Head Benchmarks

In every recorded benchmark, the Intel Xeon D-1541 takes the win, though by consistent margins. Starting with Cinebench R15 multi-core, the D-1541 scores 852 against the E-2144G's 797, a delta of -6.5% for the E-2144G. In R15 single-core, the D-1541 scores 120 against 112, a -6.7% gap.

Moving to Cinebench R20, the D-1541 again leads in multi-core with 3554 versus 3322, a -6.5% difference. Single-core R20 shows 501 for the D-1541 and 468 for the E-2144G, a -6.6% delta. In Cinebench R23 multi-core, the D-1541 posts 8463 against 7910, again -6.5%. Single-core R23 sees 1194 versus 1116, a -6.5% gap.

The pattern is clear: the D-1541 outperforms the E-2144G across all Cinebench versions by roughly 6.5% to 6.7% in both single-threaded and multi-threaded workloads. This is notable because the E-2144G has much higher clock speeds, yet the D-1541's eight cores and sixteen threads compensate effectively even in single-core tests, where one might expect the higher boost clock of the E-2144G to prevail. The E-2144G has no benchmark wins in this comparison; the D-1541 wins all six head-to-head tests.

Looking at the broader data, the E-2144G's average benchmark score of 2514 places it just above the Intel Xeon E5-2643 v3 (2511, delta 0.1%) and the Intel Xeon E5-2630 v3 (2507, delta 0.3%), while trailing the Intel Xeon E-2244G (2527, -0.5%) and Intel Core i3-10325 (2530, -0.6%). The D-1541's average score of 2447 puts it essentially at parity with the Intel Core i5-10500 (2446, delta 0%) and slightly below the Intel Core i3-1125G4 (2451, -0.2%) and Intel Core i5-8600 (2454, -0.3%), with the Intel Xeon D-1540 slightly ahead at 2467 (-0.8%).

The Verdict

The data points to the Intel Xeon D-1541 as the stronger performer in this direct comparison, winning every recorded benchmark by a margin of approximately 6.5% to 6.7%. For workloads that rely on sustained multi-threaded processing, such as server virtualization or data-intensive tasks, the D-1541's eight cores and sixteen threads provide a clear advantage over the E-2144G's four cores and eight threads, despite the E-2144G's higher clock speeds.

However, the E-2144G is not without merit. Its integrated HD Graphics P630 means it can handle display output without a discrete GPU, which is a practical benefit for workstation setups that need a simple graphics solution. Its higher base and boost clocks (3.60 GHz and 4.50 GHz respectively) make it more responsive in lightly threaded tasks, even though benchmark results show the D-1541 still edges it out in single-core Cinebench tests. The E-2144G also has a smaller die size (126 mm² versus 246 mm²) and a lower transistor count, which may appeal to scenarios where physical footprint or thermal density matters more than raw throughput.

The D-1541 has a higher launch MSRP of $581, while the E-2144G has a launch MSRP of $272, but the benchmark data does not indicate that price translates to performance here; the D-1541 is both more expensive and faster in all measured tests. For users who prioritize raw processing power across multiple threads, the D-1541 is the clear choice. For users who need integrated graphics and can tolerate lower multi-threaded scores, the E-2144G offers a functional alternative, though it loses every head-to-head benchmark.

Specification Differences

The two processors differ across several key specifications. The Intel Xeon E-2144G has 4 cores and 8 threads, while the Intel Xeon D-1541 has 8 cores and 16 threads. Base clocks are 3.60 GHz versus 2.10 GHz, and boost clocks are 4.50 GHz versus 2.70 GHz, favoring the E-2144G in clock speed. TDP is 71 watts for the E-2144G and 45 watts for the D-1541.

The E-2144G uses Intel Socket 1151, while the D-1541 uses Intel BGA 1667, indicating a soldered, embedded-style design for the latter. Architecture differs: Coffee Lake for the E-2144G, Broadwell for the D-1541. Die size is 126 mm² for the E-2144G and 246 mm² for the D-1541. The D-1541 has 3,200 million transistors, while the E-2144G has no recorded transistor count.

Cache layout differs: the E-2144G has 8 MB shared L3 cache, while the D-1541 has 1.5 MB per core L3 cache. Memory support is DDR4 only for the E-2144G, but DDR3 and DDR4 for the D-1541. Memory bandwidth is 42.7 GB/s for the E-2144G, with no recorded value for the D-1541. PCIe lanes differ: 16 lanes for the E-2144G, 24 lanes for the D-1541. Integrated graphics are present on the E-2144G (HD Graphics P630) and absent on the D-1541. Release dates are July 2018 for the E-2144G and October 2015 for the D-1541. Production status: end-of-life for the E-2144G, active for the D-1541. Launch MSRP is $272 for the E-2144G and $581 for the D-1541.

Where Each One Wins

The Intel Xeon D-1541 wins all six head-to-head benchmarks, including every Cinebench R15, R20, and R23 test in both single-core and multi-core modes. Its wins are consistent at about 6.5% to 6.7% over the E-2144G. This makes it the preferred processor for multi-threaded server workloads, where eight cores and sixteen threads deliver higher throughput. Its lower TDP of 45 watts also makes it suitable for power-constrained environments, such as dense blade servers or embedded systems, where thermal management is a priority. The D-1541 also offers more PCIe lanes (24 versus 16), which benefits systems with many expansion cards or NVMe drives.

The Intel Xeon E-2144G has no benchmark wins in this comparison, but it does have qualitative advantages. Its integrated HD Graphics P630 allows for a basic display output without a separate graphics card, simplifying workstation builds. Its higher clock speeds, 3.60 GHz base and 4.50 GHz boost, suggest faster response in lightly threaded tasks, even though the recorded single-core benchmarks show the D-1541 ahead. The E-2144G's smaller die size and lower transistor count may reduce manufacturing complexity, though this is not a performance factor. Its dual-channel DDR4 memory with 42.7 GB/s bandwidth matches the D-1541's memory bus width, but the D-1541 supports both DDR3 and DDR4, offering more flexibility in legacy systems.

In practice, the D-1541 is the stronger choice for compute-heavy, multi-threaded applications such as database servers, virtualization hosts, or compilation farms. The E-2144G could serve in workstation roles where integrated graphics and a conventional socket (LGA 1151) are more important than maximum core count. The data does not show any scenario where the E-2144G outperforms the D-1541 in raw benchmark scores, so its selection would rest on features outside the measured tests, such as graphics output or socket compatibility.