Intel Core i5-8500B vs Intel Xeon E-2226GE Comparison

The Intel Xeon E-2226GE beats the Intel Core i5-8500B in every single recorded benchmark, and it does so by a strikingly consistent margin: roughly 8.5 to 8.6 percent across all six Cinebench tests in the database. Both chips are six-core, six-thread Coffee Lake designs built on Intel's 14 nm process, so the Xeon's clean sweep comes down to higher clocks and a larger L3 cache rather than any architectural generation gap. The database places both processors at the 48th percentile against all CPUs, confirming these are closely matched mid-range parts, but the head-to-head data leaves no ambiguity about which one is faster when both are running at their specified limits.

Head-to-Head Benchmarks

The sweep is total. The Xeon E-2226GE wins all six head-to-head contests, and the margin never wavers outside a tenth of a percentage point.

In Cinebench R15, the E-2226GE scores 824 in multi-core against the i5-8500B's 753, an 8.6 percent gap. The single-core result repeats the story: 116 versus 106, again 8.6 percent in the Xeon's favor. Cinebench R20 widens the sample size without changing the picture: the Xeon posts 3434 multi-core and 484 single-core, against 3141 and 443 for the Core i5, deltas of 8.5 percent both ways. Cinebench R23 closes the series with the same verdict, 8177 versus 7480 in multi-core and 1154 versus 1056 in single-core, margins of 8.5 percent.

That consistency is itself informative. When a performance gap holds steady across three Cinebench generations and in both single- and multi-threaded workloads, the cause is almost certainly sustained clock advantage rather than scheduling, cache behavior, or threading effects. The recorded specifications support this reading: the Xeon's 4.60 GHz boost clock sits above the Core i5's 4.10 GHz, and its 3.40 GHz base clock likewise clears the Core i5's 3.00 GHz. Roughly a half-gigahertz edge at both ends maps almost exactly onto an 8.5 percent throughput difference.

The Geekbench data recorded for the Core i5-8500B (4998 multi-core, 1407 single-core) has no counterpart entry for the Xeon in this dataset, so the Cinebench family forms the entirety of the direct comparison. Within that family, the Core i5-8500B records zero wins in six attempts.

Where Each One Wins

On raw compute, the Xeon wins everywhere. There is no workload in the recorded data where the i5-8500B comes out ahead. If the decision is purely about benchmark throughput, rendering, or any sustained CPU load, the E-2226GE is the pick, delivering roughly 8.5 percent more performance in every Cinebench test measured.

Where the i5-8500B holds its ground is context and efficiency, not speed. It carries a 65 W TDP against the Xeon's 80 W, meaning it reaches within about 8.5 percent of the Xeon's performance while being specified for lower power draw. That trade makes sense in compact or thermally constrained desktop builds where the extra throughput matters less than the thermal envelope.

The Xeon also wins on platform positioning. It belongs to the Xeon E-2200 series and targets the Server/Workstation segment, and it brings ECC memory support, which the Core i5 lacks entirely. For systems where memory integrity matters, the i5-8500B is simply not eligible. Against its own peer group, the E-2226GE sits in a stronger neighborhood: its nearest rivals include the Intel Xeon E-2234 (average score 2374, 0.4 percent behind), the AMD Ryzen 5 2500X (2361, 0.2 percent behind), the Intel Core i5-9600 (2354, 0.5 percent behind), and the Intel Xeon E3-1285 v6 (2348, 0.7 percent behind). The i5-8500B's rivals include the AMD Ryzen 5 4680U (average 2424, 0.1 percent ahead), the Intel Core i7-9850HE (2421, 0.1 percent behind), the AMD Ryzen 3 PRO 4450U (2413, 0.4 percent behind), and the Intel Xeon E5-2630L v3 (2409, 0.6 percent behind). Notably, the i5-8500B's average benchmark score of 2423 actually exceeds the Xeon's 2365, because the Core i5's average includes its Geekbench results, a series the Xeon's record omits; the direct Cinebench comparisons remain the cleaner measure.

Architecture Differences

There is no generation gap here. Both processors use Intel's Coffee Lake architecture on a 14 nm process from Intel's own foundry, and both share a 154 mm² die. Both have six cores and six threads, meaning no SMT advantage on either side. Both support DDR4 memory on a dual-channel bus with identical 42.7 GB/s bandwidth, and both offer PCIe Gen 3 with 16 CPU lanes.

The differences are in tuning and features. The Xeon E-2226GE (codename Coffee Lake-S WS) clocks higher at both base (3.40 GHz versus 3.00 GHz) and boost (4.60 GHz versus 4.10 GHz), carries the higher 80 W TDP to fund those clocks, and pairs them with a larger 12 MB shared L3 cache against the Core i5's 9 MB. Per-core L1 (64 KB) and L2 (256 KB) are identical. The Xeon adds ECC memory support, a workstation necessity, and ships with UHD Graphics P630 integrated graphics versus the Core i5's UHD Graphics 630. Platform integration differs sharply: the i5-8500B is soldered to Intel BGA 1440, while the Xeon uses the socketed Intel Socket 1151, which affects upgrade and repair paths. Neither part has an unlocked multiplier. The Core i5 launched in April 2018 with a launch MSRP of $192; the Xeon followed in June 2019 at a launch MSRP of $286. Both are now end-of-life.

FAQ

Q: Which CPU is faster in benchmarks? A: The Intel Xeon E-2226GE, by 8.5 to 8.6 percent in all six recorded Cinebench tests, single-core and multi-core alike. It won every head-to-head contest in the database.

Q: Do they have the same core count? A: Yes. Both are six-core, six-thread Coffee Lake processors on Intel's 14 nm process, so performance differences come from clocks and cache, not core counts.

Q: Which one supports ECC memory? A: Only the Xeon E-2226GE. The Core i5-8500B does not support ECC, which is a disqualifier for memory-integrity-critical workstation or server builds.

Q: Why is the Xeon faster if the architecture is the same? A: Higher clocks and more cache. The Xeon boosts to 4.60 GHz and bases at 3.40 GHz, versus 4.10 GHz and 3.00 GHz for the Core i5, and it carries 12 MB of shared L3 cache against 9 MB. The roughly half-gigahertz clock edge explains the consistent 8.5 percent benchmark gap.

Q: Which chip has the lower TDP? A: The Core i5-8500B, at 65 W versus the Xeon's 80 W. It delivers within about 8.5 percent of the Xeon's performance while being rated for less power.

Q: Are both CPUs still in production? A: No. Both the Core i5-8500B and the Xeon E-2226GE are listed as end-of-life.

Specification Differences

• Base clock: 3.00 GHz (i5-8500B) vs 3.40 GHz (E-2226GE)
• Boost clock: 4.10 GHz vs 4.60 GHz
• TDP: 65 W vs 80 W
• Socket: Intel BGA 1440 vs Intel Socket 1151
• Codename: Coffee Lake vs Coffee Lake-S WS
• L3 cache: 9 MB shared vs 12 MB shared
• ECC memory: not supported vs supported
• Integrated graphics: UHD Graphics 630 vs UHD Graphics P630
• Market segment: Desktop vs Server/Workstation
• Release date: April 2018 vs June 2019
• Launch MSRP: $192 vs $286
• Series: none listed vs Xeon E-2200 series
• Part number: SRCX3 vs SRGQW

Everything else in the recorded data is identical: manufacturer, architecture, process node, foundry, die size, core and thread counts, memory support, memory bus, memory bandwidth, PCIe configuration, multiplier lock status, and production status.

The Verdict

The data renders a one-sided performance verdict: the Xeon E-2226GE is the faster processor in every benchmark recorded, by 8.5 to 8.6 percent, and it adds ECC support and a larger 12 MB L3 cache on top. For workstations, entry servers, or any build where memory integrity and maximum throughput matter, it is the clear choice, and its socketed Socket 1151 packaging gives it a platform advantage over the BGA-mounted Core i5.

The i5-8500B's case rests on a lower 65 W TDP and a tighter thermal envelope, making it reasonable for compact desktop systems that can tolerate giving up roughly 8.5 percent of performance. It cannot match the Xeon in any measured workload, and it lacks ECC entirely, so it should be chosen only when power and packaging constraints, not speed, drive the decision. Both parts sit at the 48th percentile of all CPUs in the database, but between the two of them, the benchmark record gives the Xeon E-2226GE a unanimous six-test sweep.