AMD Ryzen 9 9900X vs Intel Arc G3 EXTREME Comparison

Head-to-Head Benchmarks

The benchmark data records a complete sweep for the AMD Ryzen 9 9900X, winning all 15 head-to-head comparisons against the Intel Arc G3 EXTREME. The margin is substantial across every workload category, though the size of the gap varies considerably between single-threaded and heavily parallel tasks.

The largest single win comes in PassMark integer math, where the Ryzen 9 9900X scores 181,056 against 71,164 for the Arc G3 EXTREME, a 154.4% advantage. Extended instruction throughput follows closely, with the AMD part scoring 55,243 versus 24,017, a 130% lead. Cinebench R15 multi-core shows a 128.5% delta, with scores of 5,008 and 2,192 respectively. Data compression results are similarly lopsided: 683,579 for the Ryzen 9 9900X against 307,094, a 122.6% difference.

The Cinebench R23 multi-core test reinforces the pattern. The Ryzen 9 9900X posts 32,172, while the Arc G3 EXTREME manages 14,655, a 119.5% gap. Random string sorting shows a 92.9% delta, with 72,013 versus 37,331. PassMark multi-thread delivers 54,643 against 30,659, a 78.2% advantage. Prime number finding favors the AMD chip by 75.8%, scoring 436 versus 248.

The single-threaded results are closer but still favor the Ryzen 9 9900X decisively. PassMark single-thread shows 4,672 against 4,293, an 8.8% lead. Cinebench R23 single-core gives the AMD part 2,253 versus 1,862, a 21% advantage. Cinebench R15 single-core shows 353 versus 267, a 32.2% delta. PassMark physics shows 3,381 against 2,515, a 34.4% lead. Floating-point math gives the Ryzen 9 9900X a 38.1% edge, scoring 120,083 versus 86,929. Data encryption shows a 39.9% delta, with 33,421 versus 23,881.

The database places the Ryzen 9 9900X in the 92nd percentile among all CPUs, with an average benchmark score of 57,498. Its nearest rivals include the AMD EPYC 9015 at 57,555 (0.1% behind the 9900X), the Intel Core i9-14900 at 58,115 (1.1% ahead), and the Intel Xeon Platinum 8260M at 58,323 (1.4% ahead). The Arc G3 EXTREME sits in the 85th percentile with an average score of 36,699, placing it near the Intel Core Ultra 5 225 (36,938, 0.6% ahead), AMD Ryzen 5 5600F (36,945, 0.7% ahead), and AMD Ryzen 5 5500X3D (37,018, 0.9% ahead).

Architecture Differences

The two processors come from fundamentally different market positions. The AMD Ryzen 9 9900X is a desktop part built on Zen 5 architecture with the Granite Ridge codename, manufactured on a 4 nm process at TSMC. It uses 12 cores and 24 threads, with a base clock of 4.40 GHz and a boost clock of 5.60 GHz. The Intel Arc G3 EXTREME is a mobile processor with Panther Lake codename, built on a 3 nm process at Intel, using 14 cores and 14 threads. Its base clock is 1.90 GHz with a boost of 4.70 GHz.

The thread count difference is central to the performance gap. The Ryzen 9 9900X supports simultaneous multithreading, doubling its 12 cores into 24 threads. The Arc G3 EXTREME has no such capability, so its 14 cores produce only 14 threads. That asymmetry explains much of the multi-core benchmark delta, though the AMD part also clocks significantly higher.

Cache configurations differ sharply. The Ryzen 9 9900X provides 80 KB of L1 per core, 1 MB of L2 per core, and 64 MB of L3 cache. The Arc G3 EXTREME offers 192 KB of L1 per core, 2.5 MB of L2 per core, and 18 MB of shared L3. The AMD chip has far more total L3, which matters for workloads with large working sets.

Memory support diverges as well. The Ryzen 9 9900X uses DDR5 with dual-channel access and a recorded bandwidth of 89.6 GB/s. The Arc G3 EXTREME uses LPDDR5X, also dual-channel, but with a higher memory bandwidth of 136.5 GB/s. The Intel part also supports ECC memory, while the AMD part does not.

PCIe connectivity differs substantially. The Ryzen 9 9900X offers Gen 5 with 24 lanes from the CPU, while the Arc G3 EXTREME provides Gen 5 with only 4 lanes. The desktop part also includes Radeon Graphics as integrated silicon, while the mobile part carries Arc B390 graphics. The Ryzen 9 9900X has an unlocked multiplier; the Arc G3 EXTREME does not.

The power envelope tells the story of their intended environments. The Ryzen 9 9900X carries a 120 W TDP, while the Arc G3 EXTREME is rated at just 25 W. The AMD part uses AMD Socket AM5, the Intel part uses Intel BGA 2540. The Ryzen 9 9900X launched on 2024-08-14 with a launch MSRP of $499, while the Arc G3 EXTREME has a recorded release date of 2026-05-27 and no launch MSRP in the database.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Arc G3 EXTREME has 14 cores but only 14 threads, while the AMD Ryzen 9 9900X has 12 cores and 24 threads. The AMD part uses simultaneous multithreading to double its thread count.

Q: How large is the multi-core performance gap?

A: In Cinebench R23 multi-core, the Ryzen 9 9900X scores 32,172 against 14,655 for the Arc G3 EXTREME, a 119.5% advantage. The Cinebench R15 multi-core test shows a 128.5% delta.

Q: Is the single-threaded performance gap smaller?

A: Yes. PassMark single-thread shows 4,672 versus 4,293, an 8.8% lead for the AMD part. Cinebench R23 single-core gives the Ryzen 9 9900X a 21% edge.

Q: What memory types do these processors support?

A: The Ryzen 9 9900X supports DDR5 with 89.6 GB/s bandwidth. The Arc G3 EXTREME supports LPDDR5X with 136.5 GB/s bandwidth. Both use dual-channel memory buses.

Q: Which processor has more PCIe lanes?

A: The Ryzen 9 9900X provides Gen 5 with 24 lanes from the CPU. The Arc G3 EXTREME provides Gen 5 with 4 lanes.

Q: How do their power ratings compare?

A: The Ryzen 9 9900X has a 120 W TDP, while the Arc G3 EXTREME is rated at 25 W.

The Verdict

The recorded data supports a clear separation by use case and platform. The AMD Ryzen 9 9900X is the stronger processor in every benchmark category in the database. It wins all 15 head-to-head comparisons, with advantages ranging from 8.8% in PassMark single-thread to 154.4% in integer math. Its 92nd percentile ranking among all CPUs confirms its position as a high-performance desktop part.

The Intel Arc G3 EXTREME, by contrast, occupies the 85th percentile with an average score of 36,699 versus 57,498 for the AMD chip. It is a mobile processor with a 25 W TDP, a 1.90 GHz base clock, and 14 threads. Its nearest rivals are mid-range desktop and mobile parts like the Intel Core Ultra 5 225 and AMD Ryzen 5 5600F, which sit within 1.1% of its average score.

The Ryzen 9 9900X suits desktop builds where multi-threaded throughput, high clock speeds, and 24 PCIe Gen 5 lanes matter. Its 120 W TDP and 24-lane PCIe implementation point to systems with room for expansion and sustained workload capacity. The Arc G3 EXTREME suits compact mobile platforms where a 25 W envelope and LPDDR5X memory are priorities, and where the 4-lane Gen 5 PCIe connection is sufficient.

The data does not suggest parity between these parts. The Ryzen 9 9900X leads by more than 100% in several multi-threaded tests, and the Arc G3 EXTREME does not win a single recorded comparison. The choice depends on platform requirements: desktop users with AM5 motherboards and a need for maximum throughput should look to the Ryzen 9 9900X, while mobile designs constrained to BGA 2540 and low power draw align with the Arc G3 EXTREME.

Specification Differences

| Specification | AMD Ryzen 9 9900X | Intel Arc G3 EXTREME |

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

| Cores | 12 | 14 |

| Threads | 24 | 14 |

| Base clock | 4.40 GHz | 1.90 GHz |

| Boost clock | 5.60 GHz | 4.70 GHz |

| TDP | 120 W | 25 W |

| Socket | AMD Socket AM5 | Intel BGA 2540 |

| Architecture | Zen 5 | Not recorded |

| Codename | Granite Ridge | Panther Lake |

| Process node | 4 nm | 3 nm |

| Foundry | TSMC | Intel |

| L1 cache | 80 KB per core | 192 KB per core |

| L2 cache | 1 MB per core | 2.5 MB per core |

| L3 cache | 64 MB | 18 MB shared |

| Memory support | DDR5 | LPDDR5X |

| Memory bandwidth | 89.6 GB/s | 136.5 GB/s |

| ECC memory | Yes | No |

| PCIe | Gen 5, 24 lanes (CPU only) | Gen 5, 4 lanes (CPU only) |

| Integrated graphics | Radeon Graphics | Arc B390 |

| Market segment | Desktop | Mobile |

| Multiplier unlocked | Yes | No |

| Release date | 2024-08-14 | 2026-05-27 |

| Launch MSRP | $499 | Not recorded |

| Part number | 100-000000662 | SA4R3 |