AMD Ryzen 5 PRO 4650U

The AMD Ryzen 5 PRO 4650U is a 6-core, 12-thread mobile processor built on the Zen 2 architecture (codename Renoir) and fabricated at TSMC's 7nm node. It runs at a base clock of 2.10 GHz and a boost clock of 4.00 GHz, with a TDP of 15W. The chip integrates Radeon RX Vega 6 graphics, supports DDR4 memory in dual-channel mode, and delivers an average benchmark score of 2994, placing it at the 54th percentile of all CPUs in the database.

Platform and Compatibility

The Ryzen 5 PRO 4650U uses the AMD Socket FP6, a platform designed for mobile systems. As a market-segment "Mobile" part, it is not a socketed desktop processor, meaning the upgrade path for end users is effectively limited to replacing the entire laptop or motherboard. The platform supports DDR4 memory in a dual-channel configuration, with a peak memory bandwidth of 68.3 GB/s. ECC memory is not supported, so the chip targets consumer and commercial notebooks rather than error-correcting workstation workloads.

PCIe connectivity is provided through Gen 3 lanes, though the exact lane count is not specified in the available data. The integrated graphics solution is a Radeon RX Vega 6, which handles display output and light graphics tasks without a discrete GPU. The processor also includes a substantial cache hierarchy: 64 KB of L1 cache per core, 512 KB of L2 per core, and 8 MB of shared L3 cache. The die itself measures 156 mm² and contains 9,800 million transistors, reflecting the density of the 7nm process from TSMC.

Given the mobile focus, the socket is typically soldered to the motherboard, and the chip is not user-upgradeable. The memory controller is limited to DDR4, and there is no support for newer memory standards. The combination of a low-power 15W TDP and integrated graphics makes this a fit for ultraportable laptops and thin-and-light business machines, where power efficiency and compact design take precedence over raw expansion capability.

Power and Thermals

The Ryzen 5 PRO 4650U is rated at a TDP of 15W, which places it in the ultra-low-power category for mobile processors. This power envelope is typical for thin-and-light notebooks, where cooling is often constrained to small heatsinks and low-noise fans. The 7nm process node helps keep power consumption in check, allowing the chip to reach a boost clock of 4.00 GHz under load while staying within that 15W thermal design power. The base clock of 2.10 GHz provides a baseline for sustained workloads, while the boost clock offers short bursts of higher performance when thermal headroom is available.

The integrated Radeon RX Vega 6 GPU shares the same thermal budget, meaning that simultaneous CPU and GPU load will reduce the achievable CPU clocks. However, the data does not specify dynamic power allocation or sustained clock behavior. For a 15W part, the performance numbers are notable: the chip scores 10,421 points in Cinebench R23 multi-core, which is a strong result for its power class. The low TDP also implies that a modest cooling solution—such as a single heatpipe and a small fan—can adequately handle the heat output, though the exact cooler size is not part of the available specifications.

How It Compares

The Ryzen 5 PRO 4650U sits in a tight performance cluster with four Intel rivals, all of which have average benchmark scores within 1.8% of the AMD chip. Against the Intel Core i7-6850K, the Ryzen 5 PRO 4650U posts an average score of 2994 versus 2990, a 0.1% lead. This is effectively a tie, indicating that the two processors deliver near-identical overall performance in the benchmark suite, despite the i7-6850K being a desktop part.

The Intel Xeon E-2276M, a mobile workstation chip, trails by 0.5% with an average score of 2979. The Ryzen's advantage is small but consistent, suggesting that the 4650U can hold its own against higher-tier mobile Xeon parts in mixed workloads. The gap widens slightly against the Intel Xeon E-2278GEL, which scores 2956, a 1.3% deficit. This is still a narrow margin, but the Ryzen maintains a measurable edge.

The largest delta is against the Intel Xeon E-2186M, which averages 2941—a 1.8% difference. While the Ryzen 5 PRO 4650U leads all four rivals, the deltas are all under two percent, meaning that in real-world use, the performance differences are likely imperceptible. The 4650U's position at the 54th percentile of all CPUs reinforces its mid-pack status; it is neither a high-end enthusiast part nor a budget entry, but a competent mainstream mobile processor.

FAQ

Q: What socket does the AMD Ryzen 5 PRO 4650U use?

A: It uses the AMD Socket FP6.

Q: What memory types does it support?

A: It supports DDR4 memory in dual-channel configuration, with a peak bandwidth of 68.3 GB/s.

Q: Does the processor support ECC memory?

A: No, ECC memory is not supported.

Q: What integrated graphics does it include?

A: It includes Radeon RX Vega 6 integrated graphics.

Q: What is the TDP of the Ryzen 5 PRO 4650U?

A: The TDP is 15W.

Q: How many cores and threads does it have?

A: It has 6 cores and 12 threads.

Q: What is the process node?

A: It is fabricated on a 7nm process at TSMC.

Benchmark Performance

The Ryzen 5 PRO 4650U delivers a balanced set of benchmark results across multiple rendering and general-purpose tests. In Cinebench R15, it scores 1050 points in multi-core and 148 in single-core. The multi-core figure is more than seven times the single-core result, reflecting the scaling from 6 cores and 12 threads. In Cinebench R20, the multi-core score rises to 4376, while single-core reaches 617. The R23 version shows 10,421 multi-core and 1,471 single-core, indicating consistent improvement with each iteration of the test.

Geekbench results are also strong: the multi-core score is 4563 and single-core is 1309. These numbers place the chip in a competitive position for a 15W mobile part. The average benchmark score across all tests is 2994, which is the basis for the 54th percentile ranking. This means the 4650U outperforms roughly half of all CPUs in the database, a notable achievement given its low power envelope.

When compared to its nearest rivals, the Ryzen 5 PRO 4650U holds a slim but consistent lead. Against the Intel Core i7-6850K, the delta is 0.1% (2994 vs. 2990), a negligible margin. The Intel Xeon E-2276M trails by 0.5% (2979), the Xeon E-2278GEL by 1.3% (2956), and the Xeon E-2186M by 1.8% (2941). These deltas are all under two percent, so the 4650U is effectively performance-equivalent to those parts in aggregate, though it edges ahead in every pairing.

The single-core performance is particularly telling: a Geekbench single-core score of 1309 and a Cinebench R23 single-core score of 1471 indicate that the Zen 2 architecture delivers solid per-thread throughput, which is crucial for everyday responsiveness and lightly threaded applications. The multi-core results, such as the 10,421 in R23, show that the 6-core/12-thread configuration scales well under full load, making the chip suitable for productivity tasks like video encoding and 3D rendering in a portable form factor. The 54th percentile ranking and the tight race with its Intel rivals underscore that the Ryzen 5 PRO 4650U is a well-rounded mobile processor that competes effectively in the mainstream segment.