AMD Ryzen Threadripper 9970X vs Intel Core 3 305 Comparison

AMD Ryzen Threadripper 9970X vs Intel Core 3 305

The AMD Ryzen Threadripper 9970X and Intel Core 3 305 represent opposite ends of the desktop and mobile computing spectrum. The Threadripper is a 32-core, 64-thread desktop processor built on the Zen 5 architecture, designed for maximum throughput in high-end workstations. The Core 3 305 is a 6-core, 6-thread mobile processor using the Wildcat Lake architecture, intended for efficient operation in compact laptops. The recorded data shows a decisive performance gap, with the Threadripper winning all 11 head-to-head benchmark comparisons. However, the two chips serve fundamentally different purposes, and the analysis below clarifies where each one excels based on the available measurements.

Where Each One Wins

The AMD Ryzen Threadripper 9970X dominates in every measured benchmark category. Its most significant advantage appears in integer math, where it scores 465,378 compared to the Intel Core 3 305's 32,295, a massive 1341% lead. Data compression shows a similar pattern, with the Threadripper scoring 1,757,998 versus 146,857, a 1097.1% advantage. These results indicate the Threadripper is the clear choice for any workload involving heavy mathematical computation, large-scale data processing, or content creation tasks that can utilize its 32 cores and 64 threads.

The Intel Core 3 305, while losing every benchmark, demonstrates its purpose through its efficiency-oriented design. It scores 3,977 in single-thread performance, only 13.9% behind the Threadripper's 4,530. This relatively close single-thread performance, combined with its 15 watt TDP and mobile socket, makes it suitable for everyday productivity tasks, web browsing, and light multitasking in a portable form factor. The Core 3 305 also includes integrated Intel Xe3 Graphics, which the Threadripper lacks entirely, giving it an advantage in systems that do not use a discrete graphics card.

The benchmark wins are entirely one-sided, with the Threadripper winning all 11 tests. The closest contest is in single-thread performance, where the Threadripper's 13.9% lead suggests that for basic tasks like document editing or spreadsheet work, the user experience may be similar. However, the Threadripper's overwhelming leads in multi-threaded tests, such as the 595.6% advantage in multithread score (107,399 vs 15,439), confirm that it is designed for professional workloads, not casual use.

Architecture Differences

The two processors come from different foundries and use different manufacturing processes. The AMD Ryzen Threadripper 9970X is built on a 4 nm process at TSMC, while the Intel Core 3 305 uses a 3 nm process at Intel. The Threadripper's architecture is Zen 5 with the codename Shimada Peak, while the Core 3 305 uses the Wildcat Lake codename. The Threadripper has 33,260 million transistors spread across 4 dies, each measuring 70.6 mm², whereas the Core 3 305's transistor count and die size are not recorded in the database.

Cache configuration differs substantially. The Threadripper provides 64 KB of L1 cache per core, 1 MB of L2 cache per core, and a large 128 MB L3 cache. The Core 3 305 offers 192 KB of L1 cache, 2.5 MB of L2 cache, and 6 MB of shared L3 cache. The Threadripper's massive L3 cache is a key factor in its performance advantage, as it allows more data to be stored close to the cores for faster access.

Memory support also separates the two. The Threadripper supports DDR5 memory through a quad-channel interface, providing 204.8 GB/s of memory bandwidth. The Core 3 305 supports both DDR5 and LPDDR5X but uses a single-channel memory bus with 59.7 GB/s bandwidth. The Threadripper also supports ECC memory, while the Core 3 305 does not. This makes the Threadripper more suitable for error-sensitive workloads like financial modeling or scientific computing.

PCIe connectivity is another major differentiator. The Threadripper provides 80 PCIe Gen 5 lanes from the CPU, while the Core 3 305 offers only 6 PCIe Gen 4 lanes. This means the Threadripper can support multiple high-end graphics cards and NVMe storage devices simultaneously, while the Core 3 305 is limited to basic expansion options.

FAQ

Q: Which processor has more cores and threads?

A: The AMD Ryzen Threadripper 9970X has 32 cores and 64 threads, while the Intel Core 3 305 has 6 cores and 6 threads.

Q: What is the performance difference in single-thread tasks?

A: The Threadripper scores 4,530 in single-thread performance, which is 13.9% higher than the Core 3 305's 3,977. This is the smallest performance gap between the two chips.

Q: Does the Intel Core 3 305 have integrated graphics?

A: Yes, it includes Intel Xe3 Graphics with 1 Xe core. The AMD Ryzen Threadripper 9970X does not have integrated graphics.

Q: Which processor supports ECC memory?

A: The AMD Ryzen Threadripper 9970X supports ECC memory, while the Intel Core 3 305 does not.

Q: What is the memory bandwidth difference?

A: The Threadripper provides 204.8 GB/s through quad-channel DDR5, while the Core 3 305 offers 59.7 GB/s through single-channel DDR5 or LPDDR5X.

Q: How do the processors compare in multithread performance?

A: The Threadripper scores 107,399 in the multithread benchmark, which is 595.6% higher than the Core 3 305's 15,439.

Specification Differences

| Specification | AMD Ryzen Threadripper 9970X | Intel Core 3 305 |

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

| Cores | 32 | 6 |

| Threads | 64 | 6 |

| Base Clock | 4.00 GHz | 1.50 GHz |

| Boost Clock | 5.40 GHz | 4.30 GHz |

| TDP | 350 W | 15 W |

| Socket | AMD Socket sTR5 | Intel BGA 1516 |

| Architecture | Zen 5 | Not recorded |

| Codename | Shimada Peak | Wildcat Lake |

| Process Node | 4 nm (TSMC) | 3 nm (Intel) |

| Transistors | 33,260 million | Not recorded |

| Die Size | 4x 70.6 mm² | Not recorded |

| L1 Cache | 64 KB (per core) | 192 KB |

| L2 Cache | 1 MB (per core) | 2.5 MB |

| L3 Cache | 128 MB | 6 MB (shared) |

| Memory Support | DDR5 | DDR5, LPDDR5X |

| Memory Bus | Quad-channel | Single-channel |

| Memory Bandwidth | 204.8 GB/s | 59.7 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 5, 80 Lanes | Gen 4, 6 Lanes |

| Integrated Graphics | N/A | Intel Xe3 Graphics (1 Xe) |

| Market Segment | Desktop | Mobile |

| Release Date | 2025-07-29 | 2026-04-15 |

| Launch MSRP | $2499 | $309 |

| Multiplier Unlocked | Yes | No |

Head-to-Head Benchmarks

The data from the head-to-head comparisons shows the Threadripper winning every test, with the largest deltas in compute-heavy workloads. In integer math, the Threadripper's 465,378 score is 1341% higher than the Core 3 305's 32,295. This test measures raw computational throughput, and the Threadripper's 32 cores provide a massive parallel advantage.

Data compression shows a 1097.1% lead, with the Threadripper scoring 1,757,998 versus 146,857. This indicates that tasks like file archiving or database operations will complete dramatically faster on the Threadripper. Random string sorting follows closely at 986.3% (191,445 vs 17,623), which is another memory-intensive workload where the Threadripper's 128 MB L3 cache and quad-channel memory provide a significant benefit.

Extended instructions show a 951% advantage, with scores of 142,342 versus 13,543. This test exercises the CPU's SIMD and vector processing capabilities, which are important for scientific simulations and media encoding. Floating-point math shows a 632.5% lead (309,719 vs 42,284), further confirming the Threadripper's strength in numerical workloads.

Data encryption shows a 687.4% advantage (86,765 vs 11,019), indicating that the Threadripper can handle encrypted data transfers and secure communications with much higher throughput. The multithread benchmark shows a 595.6% lead (107,399 vs 15,439), which is a general measure of parallel performance. Physics calculations show a 454.3% advantage (6,835 vs 1,233), relevant to simulation and game physics.

Find prime numbers shows a 434.8% lead (615 vs 115), which is a test of integer calculation efficiency. The smallest margin is in single-thread performance, where the Threadripper's 4,530 is only 13.9% higher than the Core 3 305's 3,977. This means that for applications that rely on a single core, such as many older games or lightweight applications, the performance difference is modest.

The Verdict

The data makes it clear that the AMD Ryzen Threadripper 9970X is the superior processor in terms of raw performance. It wins all 11 benchmark comparisons, with advantages ranging from 13.9% in single-thread performance to 1341% in integer math. It offers 32 cores, 64 threads, 128 MB of L3 cache, quad-channel DDR5 memory with 204.8 GB/s bandwidth, ECC support, and 80 PCIe Gen 5 lanes. This makes it appropriate for professional workstations running heavy rendering, scientific analysis, or server-like workloads in a desktop form factor. Its 99th percentile ranking among all CPUs and its nearest rivals, which include server-class parts like the Intel Xeon 6780E and AMD EPYC 9565, confirm its high-end positioning.

The Intel Core 3 305 is a mobile processor with 6 cores, 6 threads, a 15 watt TDP, and integrated graphics. Its single-thread score of 3,977 is within 13.9% of the Threadripper, meaning everyday tasks will perform adequately. It supports both DDR5 and LPDDR5X memory, has a compact BGA 1516 socket, and is ranked in the 72nd percentile of all CPUs. Its nearest rivals include mainstream desktop and mobile parts like the Intel Core i3-14100 and AMD Ryzen 5 2600E, showing it competes in the entry-level segment.

The choice depends entirely on the intended use case. For a desktop system requiring maximum computational power for professional workloads, the Threadripper 9970X is the only logical option from this comparison. For a thin, power-efficient laptop where battery life and portability matter more than raw performance, the Core 3 305 is the appropriate choice. The benchmark data does not suggest any scenario where the Core 3 305 outperforms the Threadripper, but the two chips are not intended to compete in the same market segment.