Intel Xeon E5-1630 v3

The Intel Xeon E5-1630 v3 is a 4-core, 8-thread Haswell-EP processor from the server and workstation segment, built on Intel's 22 nm process with 2,600 million transistors on a 356 mm² die. It holds a 44th percentile ranking among all CPUs in the benchmark database, with an average benchmark score of 1821. The data positions this chip in a tightly contested mid-range territory, where its performance is nearly indistinguishable from several modern rivals, despite its 2014 release date and end-of-life production status.

Benchmark Performance

The benchmark results for the E5-1630 v3 reveal a processor that is highly consistent across different rendering workloads. In Cinebench R15, it scores 634 points in multi-core and 89 points in single-core. Moving to Cinebench R20, the scores are 2645 and 373 respectively, and in Cinebench R23, it achieves 6298 and 889. The average benchmark score of 1821 places it in a cluster of competitors where the margins are razor-thin.

Compared to its nearest rivals, the E5-1630 v3 sits in a virtual dead heat. It trails the Intel Xeon D-1537 by a mere 0.5%, with the rival scoring 1830. Against the AMD Ryzen 7 PRO 3700U, the deficit is 0.7% (rival score 1833). Conversely, the E5-1630 v3 edges out the Intel Xeon E5-1620 v4 by 0.5%, with that chip scoring 1812, and it leads the Intel Core i3-9320 by 0.7%, which scores 1808. The data shows a performance spread of only 1.4 percentage points across all four rivals, indicating that the E5-1630 v3 delivers essentially the same aggregate computing throughput as these very different processors.

This near-parity is notable because the rivals represent diverse architectures and market segments. The Xeon D-1537 is a low-power embedded server chip, the Ryzen 7 PRO 3700U is a mobile APU, and the Core i3-9320 is a desktop consumer part. The fact that the E5-1630 v3, a four-core workstation Xeon from 2014, matches them all suggests that raw multi-core rendering performance has not advanced dramatically in this specific performance envelope over several generations. The percentile ranking of 44 reinforces this view, showing that the chip sits just below the median of all tested CPUs, a position that was likely much higher at its launch.

Single-Thread vs Multi-Thread Behavior

The ratio between single-thread and multi-thread scores provides insight into the chip's scalability. In Cinebench R23, the multi-core score of 6298 is roughly 7.1 times the single-core score of 889. With 4 cores and 8 threads, the theoretical maximum scaling from single to multi-core would be 8x if scaling were perfect. The observed 7.1x ratio indicates that the Hyper-Threading implementation is highly effective, extracting nearly all available parallelism from the four physical cores.

This behavior is consistent across the other Cinebench versions. In R20, the multi-core score of 2645 is 7.1 times the single-core score of 373. In R15, the ratio is 634 divided by 89, which equals 7.1 as well. The consistency of this 7.1x scaling factor across three different benchmark versions is a strong indicator of a well-balanced architecture with no obvious bottlenecks in thread scheduling or memory access under load.

For real-world workloads, this means the E5-1630 v3 behaves like a true 4-core/8-thread processor with excellent scaling efficiency. Applications that can utilize multiple threads will see near-linear gains, while single-threaded tasks will rely entirely on the 3.80 GHz boost clock. The base clock of 3.70 GHz is very close to the boost clock, with only a 0.10 GHz difference, suggesting that the chip maintains high frequencies under sustained load without significant thermal throttling, a characteristic that benefits both lightly threaded and heavily threaded scenarios.

Platform and Compatibility

The E5-1630 v3 uses the Intel Socket 2011-3 platform, a socket designed for high-end desktop and workstation processors. It is based on the Haswell-EP architecture and supports DDR4 memory in a quad-channel configuration, yielding a theoretical memory bandwidth of 68.3 GB/s. ECC memory is supported, which is a critical feature for workstation and server reliability.

For PCIe expansion, the processor provides 40 Gen 3 lanes from the CPU itself. This is a substantial number of lanes, allowing for multiple GPUs, NVMe storage devices, or high-speed networking cards to be installed simultaneously without sharing bandwidth. The quad-channel memory controller and 40 PCIe lanes are hallmark features of a workstation-class platform, distinguishing it from consumer desktop sockets that typically offer dual-channel memory and fewer PCIe lanes.

The upgrade path on Socket 2011-3 is a consideration. The platform supports other Xeon E5 v3 and v4 processors, meaning users could potentially move to a higher-core-count chip without changing the motherboard. However, the production status of the E5-1630 v3 is end-of-life, and the architecture is several generations old. The 22 nm process node and 2,600 million transistor count are fixed characteristics; no future compatibility with newer architectures exists on this socket.

Who Should Consider It

The benchmark data suggests specific workload suitability. For single-threaded applications, such as older games or lightly threaded productivity software, the 3.80 GHz boost clock and Cinebench R23 single-core score of 889 provide adequate performance. The chip's position relative to the Core i3-9320 (0.7% faster in average score) indicates that it can hold its own against a modern consumer quad-core in general tasks.

For multi-threaded creation workloads, such as video rendering or 3D modeling, the 6298 Cinebench R23 multi-core score is respectable but not exceptional, given the 44th percentile ranking. The 7.1x scaling efficiency means that software optimized for 8 threads will see good utilization. However, the chip's 4-core/8-thread configuration is a hard limit; workloads that scale beyond 8 threads will not benefit.

Office and productivity use cases are well served by this processor. The quad-channel memory bandwidth of 68.3 GB/s is ample for typical office applications, database queries, and spreadsheet calculations. The ECC memory support adds a layer of data integrity that is valuable in financial or scientific computing contexts. The 40 PCIe lanes also make this platform suitable for workstation configurations with specialized accelerators.

Power and Thermals

The E5-1630 v3 carries a TDP of 140 watts. This is a significant thermal design point, typical of high-core-count server processors, but for a 4-core chip it indicates a high power envelope per core. The close gap between base and boost clocks (3.70 GHz to 3.80 GHz) suggests the chip is designed to run near its maximum frequency continuously.

A 140-watt TDP requires a capable cooling solution. The data does not specify a particular cooler type, but the thermal load implies that a large air cooler or a liquid cooler would be appropriate for sustained workloads. In a workstation chassis with adequate airflow, a high-end tower cooler would likely suffice. The lack of an unlocked multiplier means overclocking is not supported, so users cannot push the chip beyond its stated boost clock without external base clock manipulation, which is generally not recommended on server platforms.

The thermal characteristics also influence system design. The 22 nm process node and 356 mm² die size mean that heat is spread over a relatively large area, which aids in heat dissipation. The 140-watt TDP is a fixed constraint; any cooling solution must be designed to handle this sustained output to avoid throttling.

FAQ

Q: What is the average benchmark score of the Intel Xeon E5-1630 v3?

A: The average benchmark score is 1821, placing it at the 44th percentile among all CPUs.

Q: How does the E5-1630 v3 compare to the AMD Ryzen 7 PRO 3700U?

A: The E5-1630 v3 is 0.7% slower in average score, with the Ryzen 7 PRO 3700U scoring 1833.

Q: What memory type and configuration does this processor support?

A: It supports DDR4 memory in a quad-channel configuration, with a memory bandwidth of 68.3 GB/s and ECC support.

Q: How many PCIe lanes does the E5-1630 v3 provide?

A: It provides 40 PCIe Gen 3 lanes from the CPU only.

Q: What is the TDP of the E5-1630 v3?

A: The TDP is 140 watts.

Q: Is the multiplier unlocked for overclocking?

A: No, the multiplier is locked.

How It Compares

Intel Xeon D-1537: The E5-1630 v3 trails this rival by 0.5%, with the D-1537 scoring 1830. The D-1537 is a lower-power embedded part, yet it matches the older Xeon's performance, highlighting how efficiency gains have caught up with raw throughput in this segment.

Intel Xeon E5-1620 v4: This is the closest rival, with the E5-1630 v3 edging ahead by 0.5% (rival score 1812). The v4 successor offers near-identical performance, suggesting that the architecture upgrade between v3 and v4 did not yield significant gains in this core count.

AMD Ryzen 7 PRO 3700U: The E5-1630 v3 is 0.7% slower than this mobile APU, which scores 1833. The fact that a 15-watt mobile chip can match a 140-watt workstation Xeon in average score underscores the massive efficiency improvements in newer architectures.

Intel Core i3-9320: The E5-1630 v3 leads this modern consumer quad-core by 0.7%, with the i3 scoring 1808. This is a testament to the Xeon's robust memory bandwidth and server-grade platform features, which compensate for its older architecture in aggregate benchmarks.