Intel Core i5-9500T vs Intel Xeon E5-2630 v3 Comparison

The Verdict

The benchmark data presents a clear but nuanced picture: the Intel Xeon E5-2630 v3 wins every single head-to-head benchmark in the Cinebench suite, taking all six comparisons with margins between 4.9% and 5.1%. The Xeon posts an average benchmark score of 2507 against the Core i5-9500T's 2493, a 0.6% gap in its favor. Both processors sit at the 49th percentile among all CPUs, meaning they occupy nearly identical positions in the broader performance distribution.

Yet the choice is not simply "pick the winner." The Xeon E5-2630 v3 is a server/workstation part on the 22 nm Haswell-EP architecture, with 8 cores and 16 threads, while the Core i5-9500T is a desktop Coffee Lake chip with 6 cores and 6 threads. The Xeon draws 85 W of power versus the i5's 35 W, and the Xeon uses the Intel Socket 2011-3 platform while the i5 uses Socket 1151. The data suggests the Xeon is the performance pick for threaded workloads, but the i5-9500T's much lower power envelope and integrated graphics make it the sensible choice for compact, low-power desktop builds. The Xeon's launch MSRP was $667; the i5's was $192.

Where Each One Wins

The head-to-head results show the Xeon E5-2630 v3 winning every Cinebench test, but the margins are modest. In Cinebench R15 multi-core, the Xeon scores 873 versus 832 for the i5, a 4.9% advantage. The single-core R15 result is similar: 123 for the Xeon versus 117 for the i5, a 5.1% lead. These are not dominant wins; they suggest the Xeon has a consistent but narrow edge across both threaded and single-threaded workloads.

The i5-9500T's strengths cannot be quantified from the head-to-head data alone, but its specification profile reveals where it fits. It has a higher boost clock of 3.70 GHz versus the Xeon's 3.20 GHz, and it integrates UHD Graphics 630, which the Xeon lacks entirely. The i5's 35 W TDP is less than half the Xeon's 85 W, making it far better suited to systems without dedicated cooling solutions or discrete graphics. For a desktop user who needs a quiet, low-power machine with basic graphics output, the i5 is the only rational choice from the data. The Xeon would require a discrete GPU and a heavier cooling solution, information not directly in the benchmark results but implied by its server market segment.

Architecture Differences

These two processors come from different eras and design philosophies. The Xeon E5-2630 v3 uses the Haswell-EP architecture on a 22 nm process node, with a die size of 356 mm² and 2,600 million transistors. It was released in September 2014 and is now end-of-life. The i5-9500T uses Coffee Lake on a 14 nm process, with no transistor count or die size listed in the data, and was released in March 2018, also end-of-life.

The cache configurations differ notably. Both have 64 KB of L1 and 256 KB of L2 per core, but the Xeon offers 20 MB of shared L3 cache while the i5 has only 9 MB. That 11 MB difference is significant for workloads that benefit from large shared caches, though the benchmark scores suggest the impact is moderate at best.

The memory subsystems are also divergent. The Xeon supports DDR4 over a quad-channel memory bus with 59.7 GB/s of bandwidth, while the i5 uses dual-channel DDR4 with 42.7 GB/s. The Xeon also supports ECC memory; the i5 does not. PCIe lane counts differ as well: the Xeon provides 40 Gen 3 lanes from the CPU, while the i5 offers 16 Gen 3 lanes. For multi-GPU or high-expansion server/workstation roles, the Xeon's platform is clearly more capable, even if the raw CPU benchmarks show only a small lead.

FAQ

Q: Which processor has more cores and threads?

A: The Xeon E5-2630 v3 has 8 cores and 16 threads, while the Core i5-9500T has 6 cores and 6 threads.

Q: Does the Core i5-9500T have integrated graphics?

A: Yes, it includes UHD Graphics 630. The Xeon E5-2630 v3 has no integrated graphics listed.

Q: What is the power consumption difference?

A: The Xeon E5-2630 v3 has a TDP of 85 W, while the Core i5-9500T has a TDP of 35 W.

Q: Which processor supports ECC memory?

A: The Xeon E5-2630 v3 supports ECC memory; the Core i5-9500T does not.

Q: How do their memory bandwidth figures compare?

A: The Xeon provides 59.7 GB/s over a quad-channel memory bus, while the i5 provides 42.7 GB/s over a dual-channel bus.

Q: Which CPU won the most head-to-head benchmarks?

A: The Xeon E5-2630 v3 won all 6 head-to-head benchmarks against the Core i5-9500T.

Head-to-Head Benchmarks

The most striking pattern in the head-to-head data is the consistency of the Xeon's advantage. Across all three Cinebench versions (R15, R20, and R23), the multi-core and single-core deltas hover almost exactly at 4.9%, with the sole exception being the R15 single-core test at 5.1%. This uniformity suggests the Xeon's edge is architectural rather than workload-specific.

In Cinebench R15 multi-core, the Xeon scores 873 against the i5's 832. That 41-point gap is the largest raw margin in any test. The single-core R15 test shows the Xeon at 123 versus 117, a 6-point difference that translates to a 5.1% lead. Moving to R20, the Xeon's multi-core score of 3640 beats the i5's 3470 by 170 points, again a 4.9% margin. The R20 single-core result is 513 versus 489, a 24-point spread.

The R23 results follow the same pattern: multi-core 8668 for the Xeon versus 8264 for the i5, and single-core 1223 versus 1166. The 4.9% delta in R23 multi-core is exactly proportional to the R23 single-core delta, indicating that the Xeon's advantage scales evenly across both one thread and all threads. This is notable because the Xeon has more cores (8 versus 6) and more threads (16 versus 6), yet its single-core performance is also higher despite a lower boost clock (3.20 GHz versus 3.70 GHz). The data implies the Haswell-EP architecture has a higher instructions-per-clock efficiency than Coffee Lake in these workloads, or that the i5's 35 W power limit constrains its boost behavior more than the raw clock speed suggests.

The i5-9500T does have additional Geekbench scores in its benchmark list (4407 multi-core and 1198 single-core), but no corresponding Geekbench results exist for the Xeon in the data, preventing a direct comparison on that test. The absence is notable; it means the Xeon's dominance cannot be confirmed outside the Cinebench suite.

Specification Differences

The two processors differ in nearly every major specification category. The Xeon E5-2630 v3 uses 8 cores and 16 threads; the i5-9500T uses 6 cores and 6 threads. Base clocks are close, at 2.40 GHz for the Xeon and 2.20 GHz for the i5, but the boost clocks diverge: 3.20 GHz versus 3.70 GHz. The Xeon has a TDP of 85 W versus the i5's 35 W.

The sockets are entirely incompatible: Intel Socket 2011-3 for the Xeon, Socket 1151 for the i5. The architectures differ (Haswell-EP versus Coffee Lake), as do the process nodes (22 nm versus 14 nm). The Xeon's L3 cache is 20 MB shared, while the i5's is 9 MB shared. Memory support is DDR4 for both, but the Xeon uses quad-channel with 59.7 GB/s bandwidth and ECC support, while the i5 uses dual-channel with 42.7 GB/s and no ECC. PCIe configurations also differ: the Xeon provides 40 Gen 3 lanes from the CPU, the i5 provides 16.

The Xeon has no integrated graphics; the i5 includes UHD Graphics 630. The Xeon targets the server/workstation market, while the i5 targets desktop. The Xeon's part number is SR206, and the i5's is SRF4D. Neither has an unlocked multiplier. The Xeon's launch MSRP was $667, and the i5's was $192. The Xeon was released in September 2014, the i5 in March 2018, and both are end-of-life.