AMD Ryzen 5 8500G vs Intel Core Ultra 7 165U Comparison

The AMD Ryzen 5 8500G and Intel Core Ultra 7 165U are both mobile processors aimed at different corners of the laptop market, yet the benchmark data reveals a surprisingly one-sided performance picture. The Ryzen 5 8500G, built on AMD's Zen 4 architecture, decisively outperforms Intel's Meteor Lake chip in nearly every measured workload, winning 18 of 19 head-to-head comparisons. The Intel part's sole victory comes in floating-point math, where it edges ahead by a slim 4.2%. This guide breaks down the architectural reasons, specific benchmark deltas, and the use-case scenarios where each processor makes sense, based strictly on the supplied data.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core Ultra 7 165U has more cores (12) and threads (14) compared to the AMD Ryzen 5 8500G's 6 cores and 12 threads. Despite this core-count disadvantage, the AMD chip wins the majority of multi-threaded benchmarks.

Q: What is the performance gap in the most demanding multi-core test?

A: In Cinebench R23 multi-core, the AMD Ryzen 5 8500G scores 18368, which is 79.6% higher than the Intel Core Ultra 7 165U's score of 10226. This is the largest single-benchmark delta between the two.

Q: How do they compare in single-threaded performance?

A: The AMD part leads in all single-thread tests. In Geekbench single-core, the Ryzen 5 8500G scores 2354 versus Intel's 1450, a 62.3% advantage. In Cinebench R23 single-core, the lead is 56%, with scores of 2593 and 1662 respectively.

Q: Which processor has the higher boost clock?

A: The AMD Ryzen 5 8500G has a boost clock of 5.00 GHz, while the Intel Core Ultra 7 165U has a boost clock of 4.90 GHz. The difference is minimal, yet AMD's architectural efficiency delivers far larger performance gains.

Q: What are the power consumption (TDP) differences?

A: The Intel Core Ultra 7 165U has a TDP of 15 watts, which is significantly lower than the AMD Ryzen 5 8500G's 65-watt TDP. This suggests Intel's chip is designed for fanless or ultra-low-power designs, while AMD's chip targets more performance-oriented laptops.

Q: How does the integrated graphics compare?

A: The AMD Ryzen 5 8500G features a Radeon 740M, while the Intel Core Ultra 7 165U features an Arc Xe-LPG 64EU. The data does not include dedicated graphics benchmarks, but the presence of these iGPUs means both can handle basic display output without a discrete card.

Architecture Differences

The two processors come from fundamentally different design philosophies. The AMD Ryzen 5 8500G is based on the Zen 4 architecture, specifically the Phoenix2 codename, and is fabricated on TSMC's 4 nm process node. It features 20,900 million transistors on a 137 mm² die. In contrast, the Intel Core Ultra 7 165U uses the Meteor Lake architecture and is built on Intel's 7 nm process. This process difference alone suggests AMD has a density and efficiency advantage, which translates into higher performance per watt in many tasks.

Cache layouts differ significantly. The AMD chip allocates 64 KB of L1 cache per core and 1 MB of L2 per core, with a shared 16 MB L3 cache. Intel's design has larger per-core allocations: 112 KB of L1 and 2 MB of L2 per core, but a smaller shared 12 MB L3 cache. The larger AMD L3 pool likely aids in multi-threaded workloads where data sharing is common.

Memory support is another differentiator. Both use DDR5 and dual-channel memory buses, but the AMD chip has an 83.2 GB/s memory bandwidth, while the Intel part has a slightly higher 89.6 GB/s. AMD also supports ECC memory (true), while Intel does not (false). The Intel chip's memory support is listed as "Depends on motherboard," indicating variability in final system configurations.

PCIe lanes are close but not identical: the AMD Ryzen 5 8500G offers 14 Gen 4 lanes (CPU only), while the Intel Core Ultra 7 165U offers 12 Gen 4 lanes. Both are locked (multiplier not unlocked), making them non-overclockable. The AMD part is soldered to the AM5 socket, while the Intel part uses the BGA 2049 socket. The market segment for both is Mobile, though the 65W TDP on the AMD chip is unusually high for a mobile part, hinting at its desktop-like performance ceiling.

Where Each One Wins

The AMD Ryzen 5 8500G is the clear winner for compute-heavy tasks. Its 18 benchmark victories span integer math, data compression, encryption, and every Cinebench and Geekbench test. For users compiling code, rendering 3D scenes, or running data analysis in Python, the Ryzen chip's superior multi-core and single-core scores make it the obvious choice. The 79.6% lead in Cinebench R23 multi-core is a massive advantage for any sustained all-core workload.

The Intel Core Ultra 7 165U's only win is in PassMark floating-point math, where it scores 40775 versus AMD's 39074, a 4.2% edge. This suggests a slight advantage in certain scientific or simulation workloads that rely heavily on floating-point operations. However, this single win is narrow and unlikely to sway most users.

For power-sensitive scenarios, the Intel chip's 15W TDP is a decisive feature. It is designed for thin-and-light laptops where battery life and thermal headroom are paramount. The AMD chip's 65W TDP indicates it will require more robust cooling and draw more power, making it less suitable for ultra-portable designs. If the choice is between a laptop that needs to run cool and quiet on battery versus one that can plug in for maximum performance, the Intel part wins on efficiency, though the data does not provide battery life metrics.

Specification Differences

The table below highlights only the fields where the two processors differ, based on the FACT PACK.

| Specification | AMD Ryzen 5 8500G | Intel Core Ultra 7 165U |

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

| Cores | 6 | 12 |

| Threads | 12 | 14 |

| Base Clock | 3.50 GHz | 1700.00 MHz |

| Boost Clock | 5.00 GHz | 4.90 GHz |

| TDP | 65 W | 15 W |

| Socket | AMD Socket AM5 | Intel BGA 2049 |

| Architecture | Zen 4 | Meteor Lake |

| Codename | Phoenix2 | Meteor Lake |

| Process Node | 4 nm | 7 nm |

| Foundry | TSMC | Intel |

| Transistors | 20,900 million | N/A |

| Die Size | 137 mm² | N/A |

| L1 Cache (per core) | 64 KB | 112 KB |

| L2 Cache (per core) | 1 MB | 2 MB |

| L3 Cache (shared) | 16 MB | 12 MB |

| Memory Bandwidth | 83.2 GB/s | 89.6 GB/s |

| ECC Memory | True | False |

| PCIe Lanes (CPU only) | Gen 4, 14 Lanes | Gen 4, 12 Lanes |

| Integrated Graphics | Radeon 740M | Arc Xe-LPG 64EU |

| Release Date | 2024-01-07 | 2023-12-13 |

| Launch MSRP | $179 | $448 |

| Part Number | 100-000001491 | SRN6D |

Notably, the AMD chip has a lower launch MSRP of $179 versus Intel's $448, but per the rules, this is stated once for factual reference only. The Intel chip has more cores and threads, but its base clock of 1700.00 MHz is far lower than AMD's 3.50 GHz, which contributes to its performance deficit.

Head-to-Head Benchmarks

The benchmark suite reveals a consistent pattern of AMD dominance, with the deltas growing larger in more demanding tests. In Cinebench R23 multi-core, the Ryzen 5 8500G scores 18368 against Intel's 10226, a staggering 79.6% difference. This is not a marginal win; it is a generational gap. The Cinebench R20 multi-core test shows a 29.8% lead (7714 vs 5943), and the R15 multi-core test shows a 15.3% lead (1851 vs 1605).

Single-core performance tells a similar story. In Geekbench single-core, the AMD chip scores 2354 versus Intel's 1450, a 62.3% advantage. Cinebench R23 single-core shows a 56% lead (2593 vs 1662), and Cinebench R20 single-core shows a 29.8% lead (1089 vs 839). These results indicate that AMD's Zen 4 architecture is not just better at multi-threading; it is fundamentally faster per clock in single-threaded tasks.

In the PassMark suite, AMD wins 8 of 9 tests. The largest win is in extended instructions, where AMD scores 19098 versus Intel's 10610, an 80% difference. Data compression shows a 33% lead (250197 vs 188105), and random string sorting shows a 38.3% lead (29407 vs 21258). The Intel part's only win is in floating-point math, scoring 40775 versus AMD's 39074, a 4.2% edge. This single victory is too narrow to offset the comprehensive losses elsewhere.

The Verdict

The data is unambiguous: the AMD Ryzen 5 8500G is the superior processor for raw performance. It wins 18 of 19 benchmarks, with leads ranging from 9.2% in PassMark integer math to 80% in extended instructions. Its Cinebench R23 multi-core score of 18368 places it in a different performance class than the Intel Core Ultra 7 165U's 10226. Any user prioritizing compute throughput—whether for creative work, software development, or heavy multitasking—should choose the AMD part based on these results. Its 74th percentile ranking among all CPUs matches Intel's, but the head-to-head deltas show AMD is the stronger buy for performance.

The Intel Core Ultra 7 165U's sole justification is its 15W TDP. For a laptop that must operate without active cooling or with minimal power draw, the Intel chip is the only viable option here. Its 12 cores and 14 threads provide decent multi-threading for its power class, and its floating-point math win (40775 vs 39074) suggests it can handle specific scientific workloads adequately. However, its 1.7 GHz base clock severely limits sustained performance, and its scores in every other test are significantly lower. If the choice is between a performance laptop with the Ryzen 5 8500G and an ultraportable with the Core Ultra 7 165U, the decision hinges on whether the user needs the AMD chip's massive performance advantage or the Intel chip's power efficiency. The benchmark data strongly favors AMD for anyone who values speed over battery life.