Intel Core i9-7900X vs Intel Xeon Gold 6334 Comparison

FAQ

Q: Which processor wins the majority of the benchmark comparisons in this data set?

A: The Intel Core i9-7900X wins all six head-to-head benchmark comparisons. Its victories range from a 1.4% margin in Cinebench R15 multi-core to a 1.6% margin in Cinebench R15 single-core.

Q: How do the two CPUs compare in average benchmark score?

A: The i9-7900X has an average benchmark score of 5120, while the Xeon Gold 6334 scores 5043. This places the i9-7900X 1.5% ahead on average.

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

A: The Xeon Gold 6334 offers 204.8 GB/s of memory bandwidth via its eight-channel memory bus, while the i9-7900X provides 85.3 GB/s over a quad-channel bus. The Xeon has 2.4 times the raw bandwidth.

Q: Does the Xeon Gold 6334 support ECC memory?

A: Yes, ECC memory support is listed as true for the Xeon Gold 6334. The i9-7900X does not support ECC memory.

Q: What is the production status of each processor?

A: The i9-7900X is marked as end-of-life, having been released on 2017-06-25. The Xeon Gold 6334 is listed as active in production, with a release date of 2021-04-05.

Q: Which CPU has the higher boost clock?

A: The i9-7900X has a boost clock of 4.50 GHz, which is noticeably higher than the Xeon Gold 6334's 3.70 GHz boost clock.

Architecture Differences

The two processors represent different generations of Intel silicon. The i9-7900X is built on the Skylake-X architecture using a 14 nm process node, while the Xeon Gold 6334 uses the Ice Lake-SP architecture on a 10 nm process node. This generational gap explains several fundamental differences in their design targets.

The core configurations diverge significantly. The i9-7900X packs 10 cores and 20 threads, whereas the Xeon Gold 6334 contains 8 cores and 16 threads. Despite having fewer cores, the Xeon operates at a higher base clock of 3.60 GHz compared to the i9-7900X's 3.30 GHz base. However, the boost behavior flips this advantage: the i9-7900X reaches 4.50 GHz at boost, while the Xeon Gold 6334 only manages 3.70 GHz. That 0.80 GHz boost advantage is substantial for single-threaded workloads.

Cache hierarchies show both similarities and differences. Both processors allocate 64 KB of L1 cache per core and 1 MB of L2 cache per core. The shared L3 cache differs, with the i9-7900X featuring 14 MB shared L3 while the Xeon Gold 6334 has a larger 18 MB shared L3 pool.

Platform support reveals the divergent market positioning. The i9-7900X uses Intel Socket 2066 and supports PCIe Gen 3 with 44 CPU lanes. The Xeon Gold 6334 uses Intel Socket 4189 and supports PCIe Gen 4 with 64 CPU lanes — a generation ahead and 20 more lanes. Memory channels also differ: the i9-7900X runs quad-channel DDR4, while the Xeon Gold 6334 runs eight-channel DDR4.

The i9-7900X has an unlocked multiplier, making it overclockable for desktop enthusiasts. The Xeon Gold 6334 has a locked multiplier, consistent with its server/workstation positioning. The Xeon also carries ECC memory support, which the i9-7900X lacks. TDP ratings reflect the Xeon's higher power envelope at 165 watts versus 140 watts for the i9-7900X.

Head-to-Head Benchmarks

The benchmark data shows a consistent, if narrow, pattern of victory for the i9-7900X across every test. In Cinebench R15 multi-core, the i9-7900X scores 1782 against the Xeon Gold 6334's 1757 — a 1.4% advantage. The single-core R15 test shows a slightly larger gap: 251 versus 247, a 1.6% lead for the i9-7900X.

Moving to Cinebench R20, the multi-core result is 7425 for the i9-7900X and 7322 for the Xeon Gold 6334, again a 1.4% difference. The single-core R20 test sees the i9-7900X at 1048 with the Xeon at 1033, a 1.5% edge. The pattern holds in Cinebench R23: multi-core scores are 17680 and 17435 for a 1.4% lead, while single-core is 2496 versus 2461, also a 1.4% margin.

The Geekbench results are available only for the i9-7900X, which posts 8841 in multi-core and 1437 in single-core. No Geekbench scores are listed for the Xeon Gold 6334 in the data pack.

The Xeon's higher base clock does not translate into benchmark wins. Despite starting at 3.60 GHz versus 3.30 GHz, the Xeon's lower boost ceiling (3.70 GHz versus 4.50 GHz) appears to limit its performance ceiling. The i9-7900X wins every test by roughly 1.4% to 1.6%, which is a consistent margin across all six comparisons.

Considering the average benchmark scores, the i9-7900X sits at 5120 with the Xeon Gold 6334 at 5043. The nearest rivals for the i9-7900X include the AMD EPYC 7262 at 5109 (0.2% behind) and the Intel Core i7-11850HE at 5095 (0.5% behind). The Xeon Gold 6334's closest competitor is the Intel Core i9-9820X at 5049, which is 0.1% ahead of the Xeon.

The Verdict

The data points to a clear winner for raw benchmark performance: the Intel Core i9-7900X. It wins all six head-to-head tests with margins between 1.4% and 1.6%. Its average benchmark score of 5120 exceeds the Xeon Gold 6334's 5043 by 1.5%. For users who prioritize Cinebench and general compute performance, the i9-7900X is the stronger choice.

However, the Xeon Gold 6334 makes its case in platform features rather than raw scores. It offers eight-channel memory with 204.8 GB/s bandwidth versus the i9-7900X's 85.3 GB/s, making it the superior option for memory-bandwidth-intensive server workloads. PCIe Gen 4 with 64 lanes doubles the lane count and advances the generation over the i9-7900X's PCIe Gen 3 with 44 lanes. ECC memory support is present on the Xeon but absent on the i9-7900X.

The production status is another differentiator. The i9-7900X is end-of-life, while the Xeon Gold 6334 remains active — an important consideration for system longevity and replacement availability. The Xeon also ships with a higher TDP of 165 watts versus 140 watts, reflecting its server-oriented power delivery.

The i9-7900X is the pick for desktop enthusiasts seeking overclocking headroom (unlocked multiplier) and slightly better benchmark scores. The Xeon Gold 6334 is the pick for server/workstation builds requiring ECC memory, massive memory bandwidth, and modern PCIe Gen 4 connectivity. The benchmark deltas are small — roughly 1.5% — so the decision should be driven by platform needs rather than raw performance.

Specification Differences

| Specification | Intel Core i9-7900X | Intel Xeon Gold 6334 |

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

| Cores | 10 | 8 |

| Threads | 20 | 16 |

| Base Clock | 3.30 GHz | 3.60 GHz |

| Boost Clock | 4.50 GHz | 3.70 GHz |

| TDP | 140 W | 165 W |

| Socket | Intel Socket 2066 | Intel Socket 4189 |

| Architecture | Skylake | Ice Lake |

| Codename | Skylake-X | Ice Lake-SP |

| Process Node | 14 nm | 10 nm |

| L3 Cache | 14 MB (shared) | 18 MB (shared) |

| Memory Bus | Quad-channel | Eight-channel |

| Memory Bandwidth | 85.3 GB/s | 204.8 GB/s |

| ECC Memory | No | Yes |

| PCIe | Gen 3, 44 Lanes (CPU only) | Gen 4, 64 Lanes (CPU only) |

| Market Segment | Desktop | Server/Workstation |

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

| Release Date | 2017-06-25 | 2021-04-05 |

| Launch MSRP | $999 | — |

| Multiplier Unlocked | Yes | No |