AMD Ryzen 5 7535U vs AMD Ryzen 5 PRO 8540U Comparison

Head-to-Head Benchmarks

The AMD Ryzen 5 PRO 8540U and AMD Ryzen 5 7535U are both six-core, twelve-thread mobile processors, yet the benchmark data reveals a decisive performance gap. In the recorded head-to-head results, the 8540U claims 12 wins out of 15 tests, with the 7535U taking only 3. The most dramatic margin appears in Cinebench R23 multi-core, where the 8540U scores 15,456 against 8,591 for the 7535U, a 79.9% advantage. That is not a minor lead; it is a generational leap in sustained multi-threaded throughput.

Single-core performance tells a similar story in the newer Cinebench test. The 8540U posts 2,182 in Cinebench R23 single-core, beating the 7535U's 1,414 by 54.3%. The older Cinebench R15 single-core result is the one bright spot for the 7535U, which edges ahead with 225 versus 219, a 2.7% margin. That anomaly aside, the 8540U dominates the rendering workloads.

The PassMark suite reinforces the pattern with several notable wins. In find prime numbers, the 8540U scores 66 versus 50, a 32% improvement. Physics performance shows 983 versus 839, a 17.2% gain. Extended instructions deliver 15,410 against 13,187, up 16.9%. Random string sorting yields 24,797 versus 21,267, a 16.6% edge. Even the single-thread PassMark score, at 3,563 against 3,203, gives the 8540U an 11.2% lead.

The 7535U does secure victories in specific workloads. Integer math is its strongest result: 62,109 versus 56,738, an 8.6% win. Data encryption also goes its way, 12,706 versus 12,319, a 3% margin. Data compression is close, with the 8540U ahead at 205,703 versus 200,252, only 2.7%. Floating point math is similarly tight, 34,865 versus 33,971, a 2.6% edge for the 8540U. These narrow margins suggest that in memory-bound or integer-heavy tasks, the older chip remains competitive.

The average benchmark scores place the 8540U at 23,709 and the 7535U at 22,791, a 4% overall difference. Both processors sit at the 76th percentile among all CPUs in the database. The nearest rival for the 8540U is the Intel Core i5-11500 at 23,718 (0% delta), while the 7535U's closest competitor is the AMD Ryzen 5 2600X at 22,823 (0.1% lower). The 8540U also sits slightly ahead of the Intel Core 3 100HL by 0.7% and trails the AMD Ryzen 7 8840U by 1.1%. The 7535U lags the AMD Ryzen 5 6600U by 0.5% and beats the Intel Core i5-12500H by 0.7%.

FAQ

Q: Which processor is faster in multi-core rendering?

A: The AMD Ryzen 5 PRO 8540U is substantially faster. In Cinebench R23 multi-core, it scores 15,456 compared to 8,591 for the 7535U, a 79.9% advantage. The Cinebench R15 multi-core test shows a narrower but still clear lead: 1,557 versus 1,330, a 17.1% difference.

Q: Does the older Ryzen 5 7535U win any benchmark categories?

A: Yes, it wins three tests. The most significant is PassMark integer math, where it scores 62,109 against 56,738, an 8.6% advantage. It also wins data encryption (12,706 versus 12,319, a 3% margin) and Cinebench R15 single-core (225 versus 219, a 2.7% edge).

Q: How do the two compare in single-threaded performance?

A: The 8540U leads in most single-thread tests. In Cinebench R23 single-core, it scores 2,182 versus 1,414, a 54.3% gain. PassMark single-thread shows 3,563 versus 3,203, an 11.2% lead. The exception is Cinebench R15 single-core, where the 7535U wins by 2.7%.

Q: What is the overall benchmark standing of each CPU?

A: The 8540U has an average benchmark score of 23,709 and ranks at the 76th percentile. The 7535U averages 22,791, also at the 76th percentile. The 8540U is roughly 4% ahead on average.

Q: Are these processors comparable to any Intel rivals?

A: The database shows the 8540U matches the Intel Core i5-11500 (23,718, 0% delta) and runs slightly ahead of the Intel Core 3 100HL (23,545, 0.7%). The 7535U beats the Intel Core i5-12500H (22,625, 0.7%) and the Intel Core Ultra 5 135U (22,618, 0.8%).

Q: Which chip wins more head-to-head tests overall?

A: The 8540U wins 12 of the 15 recorded head-to-head tests. The 7535U wins 3, but two of those wins are narrow (2.7% and 3%), while the 8540U's victories include several double-digit margins.

Architecture Differences

The two processors come from different design generations, and the data reflects that evolution. The Ryzen 5 PRO 8540U uses the Zen 4 architecture under the Hawk Point codename, built on a 4 nm process at TSMC. The Ryzen 5 7535U relies on Zen 3+ under the Rembrandt-R codename, fabricated on a 6 nm node, also at TSMC. This process shrink is a major factor in the 8540U's efficiency and clock headroom.

The die size difference is striking. The 8540U measures 137 mm² with 20,900 million transistors. The 7535U is larger at 208 mm², and the database does not record a transistor count for it. The smaller die with more transistors on the 8540U indicates a denser, more modern design. The 8540U also has a higher base clock of 3.20 GHz versus 2.90 GHz, and a higher boost clock of 4.90 GHz versus 4.55 GHz, which directly contributes to its single-thread wins.

Cache organization differs in the L2 tier. Both chips share 64 KB of L1 per core and 16 MB of L3 shared, but the 8540U provides 1 MB of L2 per core, double the 512 KB per core on the 7535U. Larger L2 caches typically improve performance on working sets that fit within that tier, which helps explain the 8540U's lead in physics and extended instructions.

Memory bandwidth also separates the two. The 8540U delivers 89.6 GB/s, while the 7535U is rated at 76.8 GB/s, both over dual-channel DDR5. That 16.7% bandwidth advantage supports the 8540U in data-heavy workloads. PCIe lane counts differ as well: the 8540U offers 14 CPU lanes at Gen 4, while the 7535U provides 20 lanes at Gen 4. The 7535U's extra lanes could matter for systems with many peripherals, though the 8540U's newer core design compensates in raw compute.

Both chips have integrated graphics, but they differ. The 8540U pairs with a Radeon 740M, while the 7535U uses a Radeon 660M. Both support ECC memory and use the same AMD Socket FP7. The 8540U released on 2024-04-15, while the 7535U launched earlier on 2023-01-03, roughly 15 months apart.

Specification Differences

The following fields differ between the two processors in the database:

• Architecture: Zen 4 (8540U) versus Zen 3+ (7535U)
• Codename: Hawk Point versus Rembrandt-R
• Process node: 4 nm versus 6 nm
• Die size: 137 mm² versus 208 mm²
• Transistor count: 20,900 million versus not recorded
• Base clock: 3.20 GHz versus 2.90 GHz
• Boost clock: 4.90 GHz versus 4.55 GHz
• L2 cache: 1 MB per core versus 512 KB per core
• Memory bandwidth: 89.6 GB/s versus 76.8 GB/s
• PCIe lanes: 14 versus 20 (both Gen 4)
• Integrated graphics: Radeon 740M versus Radeon 660M
• Release date: 2024-04-15 versus 2023-01-03
• Part number: 100-000001329(FP7r2),100-000001331(FP7) versus 100-000000988(FP7)100-000000992(FP7r2)

Both chips share: 6 cores, 12 threads, 28 W TDP, AMD Socket FP7, dual-channel DDR5 memory support, ECC support, 64 KB L1 per core, 16 MB L3 shared, mobile market segment, active production status, and locked multipliers. Neither has a recorded launch MSRP.

Where Each One Wins

The Ryzen 5 PRO 8540U is the clear choice for most compute-heavy scenarios. Its 79.9% lead in Cinebench R23 multi-core makes it the stronger pick for video rendering, 3D modeling, and any workload that scales across all six cores. The 54.3% single-core advantage in the same test suite means snappier response in lightly threaded applications like web browsing, office productivity, and legacy software. The 32% win in prime number finding, a heavily integer-arithmetic test, points to strong general math throughput. The 17.2% physics gain suggests better handling of simulation tasks, and the 16.9% edge in extended instructions benefits workloads using modern CPU instruction sets.

The 8540U also wins the practical productivity tests: PassMark multithread (18,218 versus 17,039, up 6.9%) and random string sorting (24,797 versus 21,267, up 16.6%). Data compression is close, but the 8540U still takes it. For users running parallel compiles, batch photo processing, or virtual machines, the 8540U delivers more headroom. Its higher memory bandwidth (89.6 GB/s versus 76.8 GB/s) further supports large data transfers.

The Ryzen 5 7535U holds specific niches. Its 8.6% win in PassMark integer math is notable, as that test often correlates with general CPU integer throughput. The data encryption win, though only 3%, indicates competitive AES-style performance. The Cinebench R15 single-core victory (2.7%) is a legacy workload artifact, but it shows the older chip is not entirely outclassed in short single-thread bursts. The 7535U's additional PCIe lanes (20 versus 14) make it more flexible for systems needing extra NVMe drives or expansion cards, though that is a platform-level consideration rather than a CPU performance one.

For most users, the database points decisively to the 8540U. The 79.9% multi-core lead in Cinebench R23 dwarfs the 7535U's narrow wins. The newer process node, higher clocks, doubled L2 cache, and greater memory bandwidth all support the 8540U's dominance. The 7535U remains viable for integer-heavy or encryption-focused tasks, and its earlier release date means it may appear in lower-cost systems, but on raw recorded performance, the 8540U is the superior processor in 12 of 15 measured categories.