Intel Core i7-5950HQ vs Intel Xeon D-1715TER Comparison

The Intel Xeon D-1715TER and Intel Core i7-5950HQ occupy different corners of Intel's lineup: one is a server and workstation processor built for sustained compute, the other a high-end mobile chip with integrated graphics. The recorded benchmark data shows a decisive winner in raw performance, but the two also diverge sharply in architecture, memory support, and lifecycle status. This analysis walks through the head-to-head results, the architectural choices that explain them, and the specification differences that matter for real-world selection.

Head-to-Head Benchmarks

The database contains six Cinebench comparisons, and the Intel Xeon D-1715TER wins every one of them. In Cinebench R15 multi-core, the Xeon scores 779 against 656 for the Core i7-5950HQ, a lead of 18.8%. The single-core R15 test shows a similar gap: 109 versus 92, a delta of 18.5%. Moving to Cinebench R20, the Xeon posts 3249 multi-core and 458 single-core, while the i7 manages 2736 and 386, respectively. The deltas are 18.8% and 18.7%. In Cinebench R23, the Xeon reaches 7738 multi-core and 1092 single-core, against 6516 and 920 for the i7, again with deltas of 18.8% and 18.7%.

The consistency is striking. Across all six tests, the Xeon's advantage hovers between 18.5% and 18.8%, regardless of workload type. This is not a case of one benchmark favoring a particular feature; the Xeon simply outperforms the i7 by a nearly uniform margin. The i7 does have higher base and boost clocks (2.90 GHz and 3.80 GHz versus 2.40 GHz and 3.50 GHz), yet it still loses by a wide margin. That points to architectural efficiency rather than raw clock speed as the deciding factor.

The i7 also has Geekbench scores recorded in the database: 4601 multi-core and 1353 single-core. The Xeon does not have Geekbench results, so no direct comparison is possible there. But the Cinebench data alone is enough to establish the Xeon as the clear compute winner.

Where Each One Wins

Given that the Xeon wins all six head-to-head Cinebench tests, it is the superior choice for any workload that relies on CPU compute. That includes rendering, scientific simulation, and server-side processing. The Xeon also has a higher average benchmark score: 2238 versus 2158 for the i7, a difference of 80 points. Both chips sit at the 47th percentile of all CPUs in the database, but the average score reflects the Xeon's edge.

The i7-5950HQ does have a few advantages, though they are not reflected in the Cinebench results. It includes integrated graphics (Iris Pro Graphics 6200), which the Xeon lacks entirely. That makes the i7 a viable option for a mobile system where a discrete GPU is not present. The i7 also has a slightly lower TDP (47 watts versus 50 watts), which could matter in a thermally constrained laptop chassis. Its higher base and boost clocks are notable on paper, but the benchmark data shows they do not translate into performance wins.

In practical terms, the Xeon is the pick for a server or workstation where ECC memory, PCIe Gen4, and sustained multi-threaded performance are priorities. The i7 is a niche part for a mobile platform that needs integrated graphics and can tolerate lower compute throughput.

Architecture Differences

The two processors come from different eras and different design philosophies. The Xeon D-1715TER is built on Intel's 10 nm process and uses the Ice Lake-D architecture, while the Core i7-5950HQ is a 14 nm Broadwell-H part. The process node difference alone gives the Xeon a significant efficiency and density advantage, which helps explain its performance despite lower clocks.

Cache hierarchies diverge sharply. The Xeon has 80 KB of L1 cache per core, 1.25 MB of L2 per core, and 10 MB of shared L3. The i7 has 64 KB of L1 per core, 256 KB of L2 per core, and only 6 MB of shared L3. The Xeon's L2 is nearly five times larger per core, and its L3 is 67% larger. For multi-threaded workloads that repeatedly access working sets, that extra cache reduces memory traffic and improves throughput.

Memory support is another major differentiator. The Xeon uses DDR4 with a triple-channel bus and a memory bandwidth of 64.0 GB/s. The i7 uses DDR3 with a dual-channel bus and 29.9 GB/s. The Xeon's bandwidth is more than double the i7's, which is critical for feeding four cores and eight threads in memory-intensive tasks. The Xeon also supports ECC memory, a requirement for many server and workstation environments, while the i7 does not.

PCIe connectivity differs as well. The Xeon offers Gen 4 with 16 lanes (CPU only), while the i7 is limited to Gen 3 with 16 lanes. The newer standard doubles the per-lane bandwidth, which matters for high-speed storage and accelerators. The Xeon also has no integrated graphics, whereas the i7 includes Iris Pro Graphics 6200. The i7's die size is listed as 182 mm², while the Xeon's die size is not recorded in the database.

The release dates tell a story: the Xeon launched in February 2022, the i7 in June 2015. The Xeon is still active in production, while the i7 is end-of-life. That means the Xeon is a current product with ongoing support, while the i7 is a legacy part.

FAQ

Q: Which CPU has higher single-core performance in Cinebench R23?

A: The Intel Xeon D-1715TER scores 1092 in Cinebench R23 single-core, while the Intel Core i7-5950HQ scores 920, a lead of 18.7% for the Xeon.

Q: Does the Xeon D-1715TER support ECC memory?

A: Yes, the Xeon D-1715TER supports ECC memory, while the Core i7-5950HQ does not.

Q: What is the memory bandwidth difference between the two?

A: The Xeon D-1715TER has a memory bandwidth of 64.0 GB/s with triple-channel DDR4, while the Core i7-5950HQ has 29.9 GB/s with dual-channel DDR3.

Q: Which CPU has integrated graphics?

A: The Core i7-5950HQ includes Iris Pro Graphics 6200, while the Xeon D-1715TER has no integrated graphics.

Q: What is the production status of each processor?

A: The Xeon D-1715TER is active, while the Core i7-5950HQ is end-of-life.

Q: How do their average benchmark scores compare?

A: The Xeon D-1715TER has an average benchmark score of 2238, while the Core i7-5950HQ has 2158.

Specification Differences

| Specification | Intel Xeon D-1715TER | Intel Core i7-5950HQ |

|----------------|----------------------|----------------------|

| Base Clock | 2.40 GHz | 2.90 GHz |

| Boost Clock | 3.50 GHz | 3.80 GHz |

| TDP | 50 W | 47 W |

| Socket | Intel BGA 2227 | Intel BGA 1364 |

| Architecture | Ice Lake | Broadwell |

| Codename | Ice Lake-D | Broadwell-H |

| Generation | Xeon D (Ice Lake-D) | Core i7 (Broadwell-H) |

| Process Node | 10 nm | 14 nm |

| Die Size | Not listed | 182 mm² |

| L1 Cache (per core) | 80 KB | 64 KB |

| L2 Cache (per core) | 1.25 MB | 256 KB |

| L3 Cache (shared) | 10 MB | 6 MB |

| Memory Support | DDR4 | DDR3 |

| Memory Bus | Triple-channel | Dual-channel |

| Memory Bandwidth | 64.0 GB/s | 29.9 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 4, 16 Lanes (CPU only) | Gen 3, 16 Lanes (CPU only) |

| Integrated Graphics | None | Iris Pro Graphics 6200 |

| Market Segment | Server/Workstation | Mobile |

| Production Status | Active | End-of-life |

| Release Date | 2022-02-23 | 2015-06-01 |

| Launch MSRP | Not listed | $623 |

| Part Number | SRLBX | SR2BJ |

The Verdict

The data is unambiguous. The Intel Xeon D-1715TER outperforms the Intel Core i7-5950HQ in every recorded Cinebench test, with leads ranging from 18.5% to 18.8%. It achieves this despite lower base and boost clocks, thanks to a newer 10 nm process, larger caches, and more than double the memory bandwidth. The Xeon also adds ECC support, PCIe Gen4, and is an active product, while the i7 is end-of-life. The i7's only advantages are its integrated graphics and a slightly lower TDP, which may be relevant in a mobile context, but for any compute-intensive server or workstation task, the Xeon is the clear choice. The average benchmark scores confirm this: 2238 for the Xeon versus 2158 for the i7. Therefore, the Xeon D-1715TER is the superior processor for workloads that rely on CPU performance, while the i7-5950HQ remains a niche option for mobile systems that need integrated graphics.