Intel Core i7-4770HQ vs Intel Xeon E5-2623 v3 Comparison

The Intel Core i7-4770HQ and the Intel Xeon E5-2623 v3 are both Haswell-generation parts with four cores and eight threads, but they target very different segments. The benchmark database shows a clear and consistent winner: the Xeon E5-2623 v3 leads in every single recorded test, with margins ranging from 8.9% to 9.5%. The Core i7-4770HQ, a mobile part with integrated graphics, cannot match the server-oriented Xeon in raw compute, though it does offer a lower power envelope and a more portable platform. The data is unambiguous: for anyone choosing strictly on measured performance, the Xeon E5-2623 v3 is the superior processor.

The Verdict

The recorded benchmark results place the Intel Xeon E5-2623 v3 ahead of the Intel Core i7-4770HQ in all six head-to-head comparisons. The Xeon wins every multi-core and single-core test in the Cinebench suite, with deltas between 8.9% and 9.5%. The largest single advantage appears in Cinebench R15 multi-core, where the Xeon scores 568 against 514 for the Core i7, a 9.5% difference. Single-core performance follows the same pattern, with the Xeon leading by 8.9% in Cinebench R15 single-core (79 versus 72) and by 9.4% in Cinebench R23 single-core (795 versus 720).

The average benchmark score tells a similar story, though the gap narrows. The Core i7-4770HQ holds an average score of 1660, while the Xeon E5-2623 v3 averages 1630. This places the Core i7 in the 40th percentile of all CPUs in the database, just ahead of the Xeon's 39th percentile. The average score discrepancy is small, but the head-to-head suite, which isolates the two processors directly, favors the Xeon in every instance. The Core i7's nearest rivals in the database include the Intel Xeon E-2124 (average 1658, 0.1% behind), the Intel Core i5-7600T (average 1664, 0.2% ahead), and the Intel Core i5-4670K (average 1656, 0.3% behind), indicating it sits in a crowded mid-range band. The Xeon's nearest rivals, such as the Intel Core i7-8560U (average 1631, 0.1% ahead) and the AMD Ryzen 3 PRO 2200G (average 1640, 0.6% ahead), place it in a similar performance class despite its lower percentile.

For a buyer, the choice depends on platform requirements. The Xeon E5-2623 v3 is the correct pick for compute-heavy workloads where every point of Cinebench score matters and where the system can accommodate a 105 W TDP processor on Socket 2011-3. The Core i7-4770HQ is a mobile chip on Intel BGA 1364 with a 47 W TDP, making it suitable for laptops or compact systems where power and heat are the primary constraints. The data does not support choosing the Core i7 for raw performance; it wins zero head-to-head tests. Its value lies in its integrated graphics and lower power draw, not in compute throughput.

Head-to-Head Benchmarks

The Xeon E5-2623 v3 dominates the direct comparisons. In Cinebench R15 multi-core, the Xeon scores 568, which is 9.5% higher than the Core i7's 514. That 54-point gap represents the largest relative margin in the entire suite. Cinebench R15 single-core shows the Xeon at 79 against 72, an 8.9% lead. Moving to Cinebench R20, the Xeon again wins multi-core with 2367 versus 2144 (9.4% ahead) and single-core with 333 versus 302 (9.3% ahead). Cinebench R23 repeats the pattern: multi-core 5637 versus 5106 (9.4% ahead) and single-core 795 versus 720 (9.4% ahead). The consistency is striking. Every test, regardless of workload type or rendering engine version, produces a Xeon victory within a narrow band of 8.9% to 9.5%.

The Core i7-4770HQ does appear in additional database benchmarks that the Xeon lacks. In Geekbench, the Core i7 records a multi-core score of 3407 and a single-core score of 1013. These results are not part of the head-to-head suite, so they cannot be directly compared, but they contribute to the Core i7's average benchmark score of 1660. The Xeon's average of 1630 comes solely from its Cinebench results. This means the Core i7's average is bolstered by Geekbench scores, yet the Xeon still wins every test where both processors were measured under identical conditions.

The percentile rankings reinforce the narrow overall separation. The Core i7 sits at the 40th percentile, one point above the Xeon's 39th percentile, despite losing all head-to-head tests. This occurs because the percentile reflects the full database of CPUs, and the Core i7's Geekbench performance helps its standing. The head-to-head data is the more reliable indicator of relative performance, and it leaves no ambiguity: the Xeon is faster in every measured category.

Where Each One Wins

The Intel Xeon E5-2623 v3 wins in every benchmark category recorded in the database. Multi-core rendering, single-core rendering, and all three Cinebench versions (R15, R20, R23) favor the Xeon. Its higher base clock of 3.00 GHz and boost clock of 3.50 GHz, compared to the Core i7's 2.20 GHz base and 3.40 GHz boost, likely contribute to this consistent advantage. The Xeon also offers a larger 10 MB shared L3 cache versus 6 MB, and a quad-channel DDR4 memory bus with 59.7 GB/s bandwidth, which supports memory-intensive workloads. The Core i7's dual-channel DDR3 memory bus provides 25.6 GB/s, less than half the bandwidth.

The Core i7-4770HQ wins in areas not measured by compute benchmarks. It includes integrated Intel HD 5200 graphics, which the Xeon lacks entirely. For a system without a discrete GPU, the Core i7 can drive a display on its own. The Core i7 also draws significantly less power, with a 47 W TDP against the Xeon's 105 W, making it viable for mobile platforms. The Xeon, by contrast, requires a dedicated graphics solution and a larger cooling and power delivery system.

Use-case guidance follows the data. The Xeon E5-2623 v3 suits server and workstation environments where multi-threaded throughput, ECC memory support, and high memory bandwidth are priorities. The Core i7-4770HQ suits mobile or compact builds where integrated graphics and low power consumption matter more than peak compute. The Xeon's 40 PCIe Gen 3 lanes and 2,600 million transistors on a 356 mm² die reflect a platform designed for expansion and sustained load, while the Core i7's 16 PCIe Gen 3 lanes and 1,400 million transistors on a 264 mm² die target efficiency.

FAQ

Q: Which processor is faster in multi-core performance?

A: The Intel Xeon E5-2623 v3 is faster in every multi-core test. It scores 568 in Cinebench R15 multi-core versus 514, 2367 in Cinebench R20 multi-core versus 2144, and 5637 in Cinebench R23 multi-core versus 5106. The margin is 9.4% to 9.5%.

Q: Does the Core i7-4770HQ win any benchmark in the head-to-head suite?

A: No. The database records zero wins for the Core i7-4770HQ. The Xeon E5-2623 v3 wins all six head-to-head tests, including single-core and multi-core variants of Cinebench R15, R20, and R23.

Q: What is the single-core performance difference?

A: The Xeon leads by 8.9% in Cinebench R15 single-core (79 versus 72), 9.3% in Cinebench R20 single-core (333 versus 302), and 9.4% in Cinebench R23 single-core (795 versus 720).

Q: How do their average benchmark scores compare?

A: The Core i7-4770HQ has an average benchmark score of 1660, while the Xeon E5-2623 v3 averages 1630. The Core i7 sits at the 40th percentile of all CPUs, and the Xeon at the 39th percentile.

Q: Does the Xeon support ECC memory?

A: Yes. The Xeon E5-2623 v3 supports ECC memory and uses a quad-channel DDR4 memory bus with 59.7 GB/s bandwidth. The Core i7-4770HQ does not support ECC and uses dual-channel DDR3 with 25.6 GB/s bandwidth.

Q: Which processor has integrated graphics?

A: The Core i7-4770HQ includes Intel HD 5200 integrated graphics. The Xeon E5-2623 v3 has no integrated graphics, so it requires a separate GPU.

Architecture Differences

Both processors share the Haswell architecture and a 22 nm process node from Intel, but they diverge in design goals. The Core i7-4770HQ uses the Crystalwell codename and belongs to the Core i7 (Crystal Well) generation. It is built for the mobile market on Intel BGA 1364. Its die contains 1,400 million transistors across 264 mm². The Xeon E5-2623 v3 uses the Haswell-EP codename and belongs to the Xeon E5 (Haswell-EP) generation. It targets server and workstation platforms on Intel Socket 2011-3. Its die is larger at 356 mm² and packs 2,600 million transistors.

Cache hierarchies differ notably. Both have 64 KB of L1 and 256 KB of L2 per core, but the shared L3 cache is 6 MB on the Core i7 and 10 MB on the Xeon. Memory architecture also diverges: the Core i7 uses dual-channel DDR3 with 25.6 GB/s bandwidth, while the Xeon uses quad-channel DDR4 with 59.7 GB/s bandwidth. The Xeon also supports ECC memory, a critical feature for server reliability, whereas the Core i7 does not.

PCIe connectivity differs substantially. The Core i7 provides 16 PCIe Gen 3 lanes (CPU only). The Xeon provides 40 PCIe Gen 3 lanes (CPU only), enabling more expansion cards, storage devices, or GPUs. Integrated graphics are exclusive to the Core i7, which carries Intel HD 5200; the Xeon has none.

The release dates are close, with the Core i7 launching on 2014-06-30 and the Xeon on 2014-09-07. Both are end-of-life and have locked multipliers. The part numbers are SR1ZW for the Core i7 and SR208 for the Xeon.

Specification Differences

The two processors differ in several specification fields. Base clock: the Core i7-4770HQ runs at 2.20 GHz, and the Xeon runs at 3.00 GHz. Boost clock; the Core i7 reaches 3.40 GHz, the Xeon reaches 3.50 GHz. TDP; the Core i7 is rated at 47 W, the Xeon at 105 W. Socket; the Core i7 uses Intel BGA 1364, the Xeon uses Intel Socket 2011-3. Market segment; the Core i7 is mobile, the Xeon is server and workstation. Integrated graphics; the Core i7 has Intel HD 5200, the Xeon has none.

Memory support; the Core i7 uses DDR3, the Xeon uses DDR4. Memory bus; the Core i7 is dual-channel, the Xeon is quad-channel. Memory bandwidth; the Core i7 provides 25.6 GB/s, the Xeon provides 59.7 GB/s. ECC memory support; the Core i7 lacks it, the Xeon has it. PCIe lanes; the Core i7 provides 16 lanes, the Xeon provides 40 lanes. Transistor count; the Core i7 has 1,400 million, the Xeon has 2,600 million. Die size; the Core i7 is 264 mm², the Xeon is 356 mm². L3 cache; the Core i7 has 6 MB, the Xeon has 10 MB.

Part number differences; the Core i7 is SR1ZW, the Xeon is SR208. Release dates; the Core i7 launched on 2014-06-30, the Xeon on 2014-09-07. The Xeon has a launch MSRP of $444, which the Core i7 does not have. Both processors share the same core and thread count (4 cores, 8 threads), the same L1 cache per core, the same 22 nm process node, the same Intel foundry manufacturer, and both have locked multipliers.