Intel Xeon E5-2630 v3

The Intel Xeon E5-2630 v3 is an 8-core, 16-thread Haswell-EP processor aimed at the server and workstation segment. It sits in the 51st percentile of all CPUs in the database, placing it squarely in the middle of the pack for overall performance. With a launch MSRP of $667, this end-of-life chip offers a specific balance of parallel throughput and legacy platform features that can still be relevant for certain builds.

Single-Thread vs Multi-Thread Behavior

The benchmark data reveals a clear performance split between single-thread and multi-thread workloads. In Cinebench R23, the chip scores 1,235 points in single-core and 8,751 points in multi-core, resulting in a multi-to-single ratio of roughly 7.1x. This indicates that the processor scales exceptionally well across its 8 cores and 16 threads, making it far more capable in heavily threaded applications than in tasks that rely on a single core's speed.

The single-thread scores tell a story of age. At 124 points in Cinebench R15 single-core and 518 in R20, the Haswell architecture's per-core performance is modest by modern standards. The base clock of 2.40 GHz and boost clock of 3.20 GHz are not particularly aggressive, and without a high turbo ceiling, lightly threaded tasks like older games or basic office productivity will not see impressive responsiveness. The data suggests that users should not expect this chip to excel in scenarios where a single thread is the bottleneck.

Conversely, the multi-thread results are the processor's strong suit. The jump from 3,675 points in Cinebench R20 multi-core to 8,751 in R23 multi-core shows consistent scaling across generations of the benchmark. This behavior points to a CPU that thrives in rendering, video encoding, and scientific computing where all 16 threads can be kept busy. For any workload that can utilize the full thread count, the E5-2630 v3 delivers respectable throughput that rivals much newer mainstream parts.

Platform and Compatibility

This Xeon uses the Intel Socket 2011-3 platform, which is a significant consideration for any build. The platform supports quad-channel DDR4 memory, providing a memory bandwidth of 59.7 GB/s. This wide memory bus is a major advantage for memory-intensive workloads like database operations or large simulations, where the extra bandwidth over dual-channel systems can be clearly felt. ECC memory is supported, which is critical for workstation stability and data integrity in professional environments.

PCIe connectivity is provided via Gen 3 with 40 lanes available from the CPU. This is a generous allocation that allows for multiple GPUs or high-speed NVMe storage devices without needing to share lanes. For a system built around compute accelerators or large storage arrays, this lane count is a practical feature. The architecture is Haswell-EP, built on Intel's 22 nm process with 2,600 million transistors on a 356 mm² die.

The upgrade path is a key limitation. Since the socket is specific to the Haswell-EP generation and the platform is end-of-life, there are no newer processor generations available for this board. Users are locked into the Xeon E5 v3 family. The L3 cache is 20 MB shared, which helps with multi-threaded workloads that access common data sets. The processor is not multiplier unlocked, so overclocking is not an option; performance is fixed at the factory specifications.

Benchmark Performance

The average benchmark score for the E5-2630 v3 is 2,531, which places it in a tight cluster of rivals. The nearest competitor is the Intel Core i3-10325, which scores 2,530, a negligible 0.1% difference. This is notable because the i3-10325 is a modern dual-core part with a much higher clock speed, yet the Xeon's extra cores and threads bring it to parity in overall average score. In multi-threaded tests, the Xeon would likely pull ahead, while the i3 would win single-thread tests.

The Intel Xeon E-2144G scores 2,529, also within 0.1% of the E5-2630 v3. This rival is a 4-core, 8-thread part with a higher clock speed, showing that the older 8-core Xeon can match a newer quad-core in aggregate performance. The data indicates that core count compensates for clock speed disadvantages in mixed workloads. The Core i5-9600 scores 2,535, putting it 0.1% ahead of the E5-2630 v3, while the Xeon E-2244G leads the group with 2,547, a 0.6% advantage.

These deltas are all within a single percentage point, meaning the E5-2630 v3 is effectively performance-neutral against these four rivals in the average benchmark. The practical takeaway is that the Xeon's value is not in raw speed but in its thread count and platform features. In Cinebench R23 multi-core, the 8,751 score is strong, but the single-core score of 1,235 drags down the average. This is a processor that will feel significantly faster in multi-threaded tasks than its average score suggests, while feeling slower in single-threaded ones.

Who Should Consider It

Gamers should look elsewhere. The single-core performance, as shown by the 124-point Cinebench R15 score, is too low for modern game engines that rely heavily on a few fast cores. The lack of high clock speeds will create bottlenecks in many gaming scenarios, and the platform's age means no newer CPU can be dropped in for a fix. This is not a gaming chip.

Content creators and professionals running multi-threaded applications are the primary audience. The 8,751-point Cinebench R23 multi-core score indicates strong capability for video editing, 3D rendering, and batch processing. The 16 threads will chew through tasks that can be parallelized, and the quad-channel DDR4 memory support at 59.7 GB/s helps feed those threads with data. For a workstation dedicated to rendering or simulation, this processor offers a solid foundation.

Office and general productivity use is a mixed bag. Basic tasks like web browsing and document editing will run fine, but the processor's modest single-thread speed means it will not feel snappy. The 51st percentile ranking confirms this is a mid-pack performer. However, for users who run virtual machines or compile code, the 16 threads and ECC memory support make the E5-2630 v3 a more suitable choice than a typical desktop chip. The end-of-life status means it is best suited for system builders who are comfortable with used or refurbished parts.

Power and Thermals

The thermal design power is 85 watts, which is modest for an 8-core server processor. This TDP class means that a capable air cooler is sufficient for most workloads. The 22 nm Haswell architecture is not the most efficient by modern standards, but the 2.40 GHz base clock keeps heat generation manageable. Under sustained multi-threaded load, the processor will pull more power, but the 85-watt figure suggests it will stay within the range of a standard mid-tower cooling solution.

The power characteristics imply that the E5-2630 v3 does not require exotic cooling. A standard tower cooler with a 120mm fan or similar will handle the thermal load. The lack of an unlocked multiplier means there is no headroom for overclocking, so cooling needs are predictable. For a workstation that runs long rendering jobs, the 85-watt TDP is a reasonable trade-off for the multi-threaded performance on offer. The processor's heat output is a minor concern compared to the potential need for multiple GPUs on the 40 PCIe lanes.

FAQ

Q: How many cores and threads does the Intel Xeon E5-2630 v3 have?

A: It has 8 cores and 16 threads.

Q: What is the base and boost clock speed?

A: The base clock is 2.40 GHz and the boost clock is 3.20 GHz.

Q: Does this processor support ECC memory?

A: Yes, ECC memory is supported.

Q: What is the memory bandwidth of this CPU?

A: The quad-channel DDR4 memory bus provides 59.7 GB/s of bandwidth.

Q: How does its average benchmark score compare to the Intel Core i3-10325?

A: The E5-2630 v3 scores 2,531, which is 0.1% higher than the i3-10325's 2,530.

Q: Is the multiplier unlocked for overclocking?

A: No, the multiplier is locked, so overclocking is not supported.