AMD Ryzen 5 1600 vs Intel Core 3 305 Comparison

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core 3 305 edges out the AMD Ryzen 5 1600 with an average score of 18,302 versus 17,994, a difference of roughly 1.7 percent. Both processors sit at the 72nd percentile of all CPUs in the database.

Q: How does the Intel chip compare to its closest rivals?

A: The Core 3 305 is statistically tied with the Intel Core i3-14100, trailing it by just 0.1 percent. It also sits within 0.4 percent of the AMD Ryzen 5 2600E, and it is 0.2 percent behind both the Intel Core 5 330 and the Intel Core 7 360.

Q: What are the biggest benchmark gaps between these two CPUs?

A: The Core 3 305 dominates in Cinebench R23 multi-core, scoring 13,123 versus 6,468, a 102.9 percent advantage. It also wins extended instructions by 103.1 percent. The Ryzen 5 1600's largest win is in integer math, where it leads by 22.1 percent.

Q: Which processor offers more threads?

A: The AMD Ryzen 5 1600 offers 12 threads thanks to simultaneous multithreading, while the Intel Core 3 305 has 6 threads. Despite this, the Intel part wins 11 of the 15 head-to-head benchmark comparisons.

Q: Do these chips support the same memory type?

A: No. The Intel Core 3 305 supports DDR5 and LPDDR5X with a single-channel memory bus, while the AMD Ryzen 5 1600 supports DDR4 with a dual-channel bus. The Intel chip's memory bandwidth is 59.7 GB/s, which is higher than the Ryzen's 42.7 GB/s.

Q: Which processor has integrated graphics?

A: The Intel Core 3 305 includes Intel Xe3 Graphics (1 Xe core). The AMD Ryzen 5 1600 has no integrated graphics, requiring a discrete GPU for display output.

Architecture Differences

The Intel Core 3 305 and AMD Ryzen 5 1600 represent two very different design philosophies separated by nearly a decade of silicon evolution. The Intel part, codenamed Wildcat Lake, is built on a 3 nm process at Intel's own foundry. The AMD chip, codenamed Zen (Summit Ridge), uses a 14 nm process from GlobalFoundries. The process node gap is stark: 3 nm versus 14 nm. This alone explains much of the power and efficiency disparity.

Both CPUs have 6 physical cores, but the AMD Ryzen 5 1600 doubles the thread count to 12 via simultaneous multithreading. The Intel Core 3 305 is strictly 6 threads. This is a fundamental architectural difference: AMD's Zen design provides more parallel work queues, while Intel's Wildcat Lake relies on higher clock speeds and IPC improvements to compensate.

Cache configurations differ substantially. The Intel chip has 192 KB of L1, 2.5 MB of L2, and 6 MB of shared L3. The AMD chip has 96 KB of L1 per core, 512 KB of L2 per core, and 16 MB of shared L3. The Ryzen's larger L3 could aid in cache-sensitive workloads, but benchmark results suggest IPC gains in the Intel design overcome this in most tests.

The Intel Core 3 305 is a mobile part with a 15 W TDP, socketed on Intel BGA 1516. The Ryzen 5 1600 is a desktop chip with 65 W TDP on Socket AM4. The Intel chip has 6 PCIe Gen 4 lanes, while the AMD offers 16 PCIe Gen 3 lanes. The Intel part is single-channel memory, the AMD is dual-channel. The Intel part supports DDR5 and LPDDR5X, the AMD supports DDR4. ECC memory is supported on the Ryzen but not on the Intel. The Intel part has an unlocked multiplier? No, it is locked; the Ryzen 5 1600 has an unlocked multiplier for overclocking.

The Intel chip includes integrated Intel Xe3 Graphics, a meaningful feature for compact systems. The AMD chip has none. Transistor count and die size are recorded only for the AMD part: 4,800 million transistors on a 213 mm² die.

The Verdict

The data points to a clear winner in raw performance: the Intel Core 3 305 surpasses the AMD Ryzen 5 1600 in 11 of 15 benchmark comparisons. The most dramatic gaps are in Cinebench R23, where Intel leads by 102.9 percent in multi-core and 102.4 percent in single-core. In single-threaded PassMark, Intel leads by 92.5 percent. For workloads dominated by single-core performance, such as everyday desktop responsiveness or lightly threaded applications, the Intel chip is overwhelmingly faster.

The Ryzen 5 1600 retains advantages in four specific areas: data compression, data encryption, integer math, and random string sorting. These are all integer-heavy, parallel workloads where the 12 threads and larger L3 cache provide measurable benefits. The Ryzen leads by 14.6 percent in data compression, 5.7 percent in encryption, 22.1 percent in integer math, and 12.9 percent in random string sorting.

Who should choose the Intel Core 3 305? Anyone running Cinebench-style rendering, floating-point math, physics simulations, or extended instruction sets. The 97.6 percent lead in floating-point math and 91.8 percent lead in physics are decisive. The Intel chip also wins on memory bandwidth (59.7 GB/s versus 42.7 GB/s) and process efficiency (15 W versus 65 W).

Who should pick the AMD Ryzen 5 1600? Users whose workloads center on integer-heavy data manipulation, compression, or encryption. The Ryzen's 12 threads and dual-channel memory bus deliver consistent wins in those categories. It also offers ECC memory support and an unlocked multiplier, plus more PCIe lanes for expansion. The Ryzen has a lower launch MSRP of $219 compared to the Intel's $309, though pricing discussions are limited to that single statement.

The overall average scores are close: 18,302 versus 17,994. The percentile ranking is identical at 72. The Intel chip is the better all-around performer, but the AMD part is not obsolete for the right workload.

Specification Differences

| Field | Intel Core 3 305 | AMD Ryzen 5 1600 |

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

| Cores | 6 | 6 |

| Threads | 6 | 12 |

| Base Clock | 1.50 GHz | 3.20 GHz |

| Boost Clock | 4.30 GHz | 3.60 GHz |

| TDP | 15 W | 65 W |

| Socket | Intel BGA 1516 | AMD Socket AM4 |

| Codename | Wildcat Lake | Zen (Summit Ridge) |

| Process Node | 3 nm | 14 nm |

| Foundry | Intel | GlobalFoundries |

| Transistors | Not specified | 4,800 million |

| Die Size | Not specified | 213 mm² |

| L1 Cache | 192 KB | 96 KB (per core) |

| L2 Cache | 2.5 MB | 512 KB (per core) |

| L3 Cache | 6 MB (shared) | 16 MB (shared) |

| Memory Support | DDR5, LPDDR5X | DDR4 |

| Memory Bus | Single-channel | Dual-channel |

| Memory Bandwidth | 59.7 GB/s | 42.7 GB/s |

| ECC Memory | No | Yes |

| PCIe | Gen 4, 6 Lanes (CPU only) | Gen 3, 16 Lanes (CPU only) |

| Integrated Graphics | Intel Xe3 Graphics (1 Xe) | None |

| Market Segment | Mobile | Desktop |

| Unlocked Multiplier | No | Yes |

| Launch MSRP | $309 | $219 |

| Release Date | 2026-04-15 | 2017-04-10 |

Head-to-Head Benchmarks

The Intel Core 3 305 wins 11 of 15 comparisons, and the margins are often enormous. In Cinebench R23 multi-core, the Intel chip scores 13,123 against the Ryzen's 6,468, a 102.9 percent delta. That is more than double the score. Single-core R23 shows 1,852 versus 915, a 102.4 percent lead. In Cinebench R15, the Intel leads by 17.1 percent in multi-core (1,322 versus 1,129) and by 26.5 percent in single-core (186 versus 147).

PassMark results reinforce the pattern. Single-thread score: Intel 3,977 versus AMD 2,066, a 92.5 percent advantage. Floating-point math: Intel 42,284 versus AMD 21,402, a 97.6 percent lead. Physics: Intel 1,233 versus AMD 643, a 91.8 percent gap. Extended instructions: Intel 13,543 versus AMD 6,667, a 103.1 percent lead. Find prime numbers: Intel 115 versus AMD 35, a staggering 228.6 percent delta. Multithread: Intel 15,439 versus AMD 12,270, a 25.8 percent advantage.

The AMD Ryzen 5 1600 wins four tests, all in integer-oriented PassMark workloads. Data compression: AMD 172,053 versus Intel 146,857, a 14.6 percent lead. Data encryption: AMD 11,683 versus Intel 11,019, a 5.7 percent edge. Integer math: AMD 41,470 versus Intel 32,295, a 22.1 percent win. Random string sorting: AMD 20,240 versus Intel 17,623, a 12.9 percent advantage.

The pattern is clear: Intel dominates in floating-point, rendering, and single-threaded tasks; AMD holds its ground in integer-heavy data manipulation. The Cinebench R23 multi-core result is particularly telling, since the Ryzen has twice the threads yet still loses by more than double. This suggests Intel's 3 nm process and much higher boost clock (4.30 GHz versus 3.60 GHz) provide a per-thread IPC advantage that sheer thread count cannot overcome.

Where Each One Wins

Intel Core 3 305 wins in: rendering and multi-core compute (Cinebench R23 multi-core by 102.9 percent), single-core performance (R23 single-core by 102.4 percent, PassMark single-thread by 92.5 percent), floating-point math (97.6 percent), physics simulation (91.8 percent), extended instruction sets (103.1 percent), prime number calculation (228.6 percent), and overall multithread workloads (25.8 percent). It also has higher memory bandwidth (59.7 GB/s versus 42.7 GB/s) and integrated graphics, making it suitable for compact mobile systems without a discrete GPU.

AMD Ryzen 5 1600 wins in: data compression (14.6 percent), data encryption (5.7 percent), integer math (22.1 percent), and random string sorting (12.9 percent). It offers 12 threads versus 6, dual-channel memory, ECC support, an unlocked multiplier, and 16 PCIe Gen 3 lanes. For systems that need ECC memory or heavy PCIe expansion, the Ryzen is the practical choice despite lower benchmark scores in most categories.

The Ryzen's wins are all in integer-heavy, parallel data tasks. If the workload involves compressing archives, encrypting data, or sorting large strings, the AMD chip's extra threads and larger L3 cache (16 MB versus 6 MB) deliver tangible benefits. For almost everything else, the Intel Core 3 305 is the faster processor, often by dramatic margins. The identical 72nd percentile ranking masks how lopsided the head-to-head results actually are.