Intel Xeon E-2434 vs Intel Xeon E5-1681 v3 Comparison

Head-to-Head Benchmarks

The benchmark data from the database presents a remarkably consistent picture: the Intel Xeon E-2434 wins every single recorded Cinebench test against the Intel Xeon E5-1681 v3. Across six head-to-head comparisons, the E-2434 takes all six wins, with no victories recorded for the older E5-1681 v3. The margins are narrow but uniform, ranging from 1.7% to 1.9% depending on the workload.

In Cinebench R15, the E-2434 scores 1292 in the multicore test against 1269 for the E5-1681 v3, a delta of 1.8%. The single-core R15 result shows 182 versus 179, a 1.7% edge for the newer chip. Moving to Cinebench R20, the multicore scores are 5385 for the E-2434 and 5290 for the E5-1681 v3, again a 1.8% difference. The R20 single-core test records 760 versus 746, the largest relative margin in the dataset at 1.9%. In Cinebench R23, the multicore result is 12823 against 12597, and the single-core result is 1810 against 1778, both showing a 1.8% advantage for the E-2434.

What is striking about these results is the consistency of the gap. The E-2434, despite having only 4 cores and 8 threads, manages to outpace a 10-core, 20-thread processor in every multi-threaded test. This indicates that the architectural efficiency and higher clock speeds of the Raptor Lake design more than compensate for the core count disadvantage. The single-core deltas are slightly tighter, which makes sense given that both processors rely on a single core's performance, but even there the E-2434 holds a measurable lead.

The average benchmark score for the E-2434 is 3709, placing it in the 56th percentile of all CPUs in the database. The E5-1681 v3 averages 3643, sitting at the 55th percentile. The nearest rivals for the E-2434 include the Intel Core i9-10980HK at 3706 (0.1% lower), the Intel Core i5-11260H at 3721 (0.3% higher), the AMD Ryzen 5 PRO 4650GE at 3732 (0.6% higher), and the AMD EPYC 7301 at 3685 (0.6% lower). For the E5-1681 v3, the nearest rivals are the Intel Core i9-10885H at 3651 (0.2% lower), the Intel Xeon E5-2658A v3 at 3658 (0.4% lower), the Intel Core i3-13100E at 3668 (0.7% lower), and the AMD EPYC 7251 at 3671 (0.8% lower). These adjacent scores highlight that both processors occupy a similar overall performance tier, despite their very different internal designs.

Architecture Differences

The two processors come from fundamentally different eras of Intel's design philosophy. The Xeon E-2434 belongs to the Xeon E-2400 series, built on Raptor Lake architecture with the Raptor Lake-S codename. It uses a 10 nm process node, with a die size of 163 mm². The E5-1681 v3, by contrast, is a Haswell-EP part, built on a 22 nm process with a substantially larger die of 356 mm² and 2,600 million transistors. The process node advantage alone explains much of the efficiency gap, though the database does not include wattage figures for direct comparison.

Cache structures differ significantly. The E-2434 has 80 KB of L1 cache per core, 1.25 MB of L2 cache per core, and 12 MB of shared L3 cache. The E5-1681 v3 has 64 KB of L1 per core, 256 KB of L2 per core, and a larger 25 MB of shared L3 cache. The older chip's bigger L3 pool reflects its 10-core design, but the per-core L2 allocation is notably smaller, at 256 KB versus 1.25 MB. The E-2434's larger per-core L2 likely contributes to its superior single-threaded performance, as more data can be kept closer to the execution units.

Memory support also diverges. The E-2434 supports DDR5 memory over a dual-channel bus, with a recorded memory bandwidth of 76.8 GB/s. The E5-1681 v3 uses DDR4 across a quad-channel interface, providing 68.3 GB/s of bandwidth. Despite having half the memory channels, the E-2434 delivers higher theoretical bandwidth, evidence of the newer memory standard. Both processors support ECC memory, which is expected for server and workstation parts.

PCIe connectivity is another differentiator. The E-2434 offers PCIe Gen 5 with 16 lanes from the CPU, while the E5-1681 v3 provides PCIe Gen 3 with 40 lanes. The newer chip's Gen 5 support doubles the per-lane bandwidth, though the older part has more physical lanes for expansion. The E-2434 uses Intel Socket 1700, whereas the E5-1681 v3 uses Intel Socket 2011-3, so they are not platform-compatible.

Production status tells the lifecycle story: the E-2434 is listed as Active, while the E5-1681 v3 is End-of-life. The release dates confirm the generational gap, with the E5-1681 v3 arriving in 2014 and the E-2434 in 2023. Neither processor has an unlocked multiplier, and neither includes integrated graphics, as both are server or workstation parts.

Where Each One Wins

The benchmark data shows the E-2434 winning all six head-to-head tests, so the use-case split is heavily skewed toward the newer processor. However, the margin of victory is narrow, between 1.7% and 1.9%, which means the E5-1681 v3 is not far behind in raw Cinebench performance. Where the E-2434 clearly wins is in any scenario that benefits from higher clock speeds, a newer process node, and DDR5 memory bandwidth. Its boost clock reaches 5.00 GHz versus 3.50 GHz for the E5-1681 v3, and its base clock is 3.40 GHz versus 2.90 GHz. Single-threaded workloads, database queries, and lightly threaded applications will favor the E-2434.

The E5-1681 v3's advantage lies in its core and thread count: 10 cores and 20 threads versus 4 cores and 8 threads. For workloads that scale perfectly across cores, the older chip has theoretical headroom, but the recorded Cinebench multicore scores show the E-2434 still wins, indicating that the scaling efficiency of the Raptor Lake cores overcomes the raw core deficit. The E5-1681 v3 also offers quad-channel memory and 40 PCIe Gen 3 lanes, which could be relevant for systems needing more memory bandwidth channels or many expansion cards. However, the E-2434's DDR5 bandwidth is higher, so the older chip's channel count does not translate to a bandwidth win.

For users already on Socket 2011-3 platforms, the E5-1681 v3 might be a drop-in upgrade path, but the database shows its performance is slightly below the E-2434 in every recorded test. The E-2434's active production status and newer platform make it the more future-proof option, assuming the Socket 1700 platform is available.

Specification Differences

The following specifications differ between the two processors, based on the recorded data:

• Cores: E-2434 has 4 cores, E5-1681 v3 has 10 cores.
• Threads: E-2434 has 8 threads, E5-1681 v3 has 20 threads.
• Base Clock: E-2434 is 3.40 GHz, E5-1681 v3 is 2.90 GHz.
• Boost Clock: E-2434 is 5.00 GHz, E5-1681 v3 is 3.50 GHz.
• TDP: E-2434 is 55, E5-1681 v3 is 135.
• Socket: E-2434 uses Intel Socket 1700, E5-1681 v3 uses Intel Socket 2011-3.
• Architecture: E-2434 is Raptor Lake, E5-1681 v3 is Haswell.
• Codename: E-2434 is Raptor Lake-S, E5-1681 v3 is Haswell-EP.
• Process Node: E-2434 is 10 nm, E5-1681 v3 is 22 nm.
• Die Size: E-2434 is 163 mm², E5-1681 v3 is 356 mm².
• Transistors: E-2434 has no recorded count, E5-1681 v3 has 2,600 million.
• L1 Cache: E-2434 is 80 KB per core, E5-1681 v3 is 64 KB per core.
• L2 Cache: E-2434 is 1.25 MB per core, E5-1681 v3 is 256 KB per core.
• L3 Cache: E-2434 is 12 MB shared, E5-1681 v3 is 25 MB shared.
• Memory Support: E-2434 uses DDR5, E5-1681 v3 uses DDR4.
• Memory Bus: E-2434 is dual-channel, E5-1681 v3 is quad-channel.
• Memory Bandwidth: E-2434 is 76.8 GB/s, E5-1681 v3 is 68.3 GB/s.
• PCIe: E-2434 is Gen 5, 16 lanes; E5-1681 v3 is Gen 3, 40 lanes.
• Release Date: E-2434 is 2023, E5-1681 v3 is 2014.
• Production Status: E-2434 is Active, E5-1681 v3 is End-of-life.
• Part Number: E-2434 is SRMXC, E5-1681 v3 is SR1Y2.
• Launch MSRP: E-2434 is $293, E5-1681 v3 has no recorded value.

FAQ

Q: Which processor has more cores?

A: The Intel Xeon E5-1681 v3 has 10 cores and 20 threads, while the Intel Xeon E-2434 has 4 cores and 8 threads.

Q: Does the newer processor have a higher clock speed?

A: Yes, the E-2434 has a base clock of 3.40 GHz and a boost clock of 5.00 GHz, compared to 2.90 GHz base and 3.50 GHz boost for the E5-1681 v3.

Q: Which CPU supports faster memory?

A: The E-2434 supports DDR5 memory with 76.8 GB/s bandwidth over a dual-channel bus. The E5-1681 v3 supports DDR4 with 68.3 GB/s over a quad-channel bus.

Q: Are these processors socket-compatible?

A: No, the E-2434 uses Intel Socket 1700, while the E5-1681 v3 uses Intel Socket 2011-3.

Q: What are the production statuses?

A: The E-2434 is listed as Active, while the E5-1681 v3 is listed as End-of-life.

Q: Did the E5-1681 v3 win any benchmark in the head-to-head data?

A: No, the E-2434 won all six head-to-head Cinebench tests, with deltas ranging from 1.7% to 1.9%.

The Verdict

The data points to a clear choice for most users. The Intel Xeon E-2434 wins every recorded benchmark against the Intel Xeon E5-1681 v3, despite having fewer cores and threads. Its advantages include a much higher boost clock, a smaller and newer process node, DDR5 memory support, and active production status. The E-2434's average benchmark score of 3709 places it slightly ahead of the E5-1681 v3's 3643, and its percentile ranking of 56 versus 55 confirms the marginal overall performance edge.

The E5-1681 v3 still has a role in systems that need more cores for heavily parallel workloads, but the recorded Cinebench multicore scores show the E-2434 wins even there. The older chip's 40 PCIe Gen 3 lanes and quad-channel memory bus might appeal to users with specific expansion or memory configuration needs, but the E-2434's higher DDR5 bandwidth offsets the channel disadvantage. For a new purchase or upgrade, the E-2434 is the better performer in the database's measurements. The E5-1681 v3, being end-of-life, offers no platform longevity. The E-2434's launch MSRP is $293, and it delivers superior benchmark results across the board, so the choice is straightforward based on the recorded data.