AMD Ryzen Embedded 8645HS vs Intel Core i9-14901KE Comparison

FAQ

Q: What are the core and thread counts for the AMD Ryzen Embedded 8645HS and the Intel Core i9-14901KE?

A: The AMD Ryzen Embedded 8645HS has 6 cores and 12 threads. The Intel Core i9-14901KE has 8 cores and 16 threads.

Q: Which processor has the higher boost clock?

A: The Intel Core i9-14901KE boosts to 5.80 GHz, while the AMD Ryzen Embedded 8645HS reaches 5.00 GHz.

Q: Do both processors support ECC memory?

A: Yes, both the AMD Ryzen Embedded 8645HS and the Intel Core i9-14901KE support ECC memory.

Q: What process nodes are used for each chip?

A: The AMD Ryzen Embedded 8645HS uses a 4 nm process from TSMC. The Intel Core i9-14901KE uses a 10 nm process from Intel.

Q: What is the TDP difference between the two processors?

A: The AMD Ryzen Embedded 8645HS has a TDP of 45 watts. The Intel Core i9-14901KE has a TDP of 125 watts.

Q: Which processor supports PCIe Gen 5?

A: The Intel Core i9-14901KE supports PCIe Gen 5 with 16 lanes. The AMD Ryzen Embedded 8645HS supports PCIe Gen 4 with 20 lanes.

Architecture Differences

The AMD Ryzen Embedded 8645HS comes from the 8000 series and uses the Zen 4 architecture under the Hawk Point codename. It is built on a 4 nm process at TSMC, with a die size of 178 mm² and 25,000 million transistors. The 6-core, 12-thread design runs at a base clock of 4.30 GHz and a boost clock of 5.00 GHz. The cache layout includes 64 KB of L1 per core, 1 MB of L2 per core, and 16 MB of shared L3 cache.

The Intel Core i9-14901KE is part of the Core 14th Gen family, built on the Raptor Lake architecture with the Raptor Lake-R codename. It uses a 10 nm process from Intel's own foundry, with a die size of 257 mm². The chip has 8 cores and 16 threads, with a base clock of 3.80 GHz and a boost clock of 5.80 GHz. Its cache structure provides 80 KB of L1 per core, 2 MB of L2 per core, and a larger 36 MB of shared L3 cache.

The memory support differs significantly. The AMD processor supports only DDR5 memory through a dual-channel bus, offering a memory bandwidth of 89.6 GB/s. The Intel processor supports both DDR4 and DDR5 memory through a dual-channel bus, though the database does not list a bandwidth figure. Both chips enable ECC memory.

The PCIe capabilities also diverge. The AMD Ryzen Embedded 8645HS provides PCIe Gen 4 with 20 lanes from the CPU. The Intel Core i9-14901KE provides PCIe Gen 5 with 16 lanes from the CPU. The Intel chip has an unlocked multiplier, while the AMD chip does not.

Integrated graphics differ as well. The AMD chip uses a Radeon 760M, while the Intel chip uses UHD Graphics 770. The AMD processor targets the mobile market segment, whereas the Intel processor targets the desktop segment. The AMD chip uses AMD Socket FP8, and the Intel chip uses Intel Socket 1700.

Head-to-Head Benchmarks

The database shows no recorded benchmark scores for either processor, and the head-to-head benchmark array is empty. The average benchmark score for both the AMD Ryzen Embedded 8645HS and the Intel Core i9-14901KE is 0, and each sits at the 50th percentile against all CPUs in the database. With winsA and winsB both at 0, there is no direct comparative measurement data available to establish a performance hierarchy.

Given the absence of measured results, the architectural specifications provide the only comparative basis. The Intel Core i9-14901KE holds a 2-core and 4-thread advantage over the AMD Ryzen Embedded 8645HS. In multi-threaded workloads that scale with core count, that structural difference should favor the Intel part, but no benchmark result quantifies the margin.

The boost clock gap favors the Intel processor by 0.80 GHz. The Intel chip reaches 5.80 GHz versus 5.00 GHz for the AMD chip. Higher boost clocks typically translate to stronger single-thread performance in burst workloads, though the database provides no score to confirm that outcome.

The cache allocation also differs materially. The Intel processor carries 36 MB of shared L3 cache versus 16 MB on the AMD processor. That 20 MB difference could improve hit rates for data-intensive workloads, but again, no benchmark data supports a specific performance claim.

The AMD processor runs at a lower 45 W TDP, which indicates a more power-efficient design. The Intel processor draws 125 W TDP, reflecting its higher core count, higher boost clock, and larger L3 cache. The data shows no efficiency metric such as performance per watt, so a direct comparison on that basis remains unquantified.

The process node difference is notable. The AMD chip uses a 4 nm process, while the Intel chip uses a 10 nm process. Smaller process nodes generally improve transistor density and power efficiency, but the database does not include thermal or power measurements to support a definitive analysis.

The memory bandwidth figure for the AMD processor is recorded at 89.6 GB/s. The Intel processor has no bandwidth figure in the database, so a comparison of memory throughput cannot be made.

The PCIe generation difference favors the Intel processor for newer peripheral connectivity, but the AMD processor offers more lanes. The Intel chip provides 16 Gen 5 lanes, while the AMD chip provides 20 Gen 4 lanes. The practical impact depends on the workload and peripheral configuration, which the database does not model.

The transistor count is recorded only for the AMD processor at 25,000 million. The Intel processor has no transistor count listed, preventing a direct density comparison. The die area differs, with the Intel chip at 257 mm² and the AMD chip at 178 mm².

The release dates differ by roughly three months. The AMD Ryzen Embedded 8645HS was released on 2024-04-01, and the Intel Core i9-14901KE was released on 2024-06-30. Both parts remain in active production.

Neither processor has a launch MSRP recorded in the database.

The Verdict

The data indicates two processors with different design priorities. The AMD Ryzen Embedded 8645HS uses a smaller 4 nm process, a lower 45 W TDP, and a mobile socket, making it suitable for power-constrained embedded or mobile applications. Its 6-core, 12-thread configuration with a 5.00 GHz boost clock addresses workloads that favor efficiency and moderate parallelism.

The Intel Core i9-14901KE uses a larger 10 nm process, a 125 W TDP, and a desktop socket. Its 8-core, 16-thread configuration with a 5.80 GHz boost clock and 36 MB of L3 cache targets high-throughput desktop workloads where power draw is less constrained.

The benchmark database records no measured scores for either chip. The 50th percentile ranking for both parts indicates they sit in the middle of all CPUs in the database, but that percentile is based on an empty benchmark array and does not reflect comparative performance. Without head-to-head data, any performance verdict must rely on architectural specifications.

The Intel processor offers more cores, more threads, a higher boost clock, and more L3 cache. The AMD processor offers a smaller process node, lower TDP, higher base clock, and wider PCIe lane count. The choice between them depends on whether the workload prioritizes raw core throughput and clock speed or power efficiency and a smaller physical footprint.

For users who need maximum multi-threaded capacity and the highest boost frequency, the Intel Core i9-14901KE presents the stronger specification. For users who need a lower-power part with a smaller die and a mobile form factor, the AMD Ryzen Embedded 8645HS presents the stronger specification. The database provides no measured results to override those structural differences.

Specification Differences

The following fields differ between the AMD Ryzen Embedded 8645HS and the Intel Core i9-14901KE:

• Name: AMD Ryzen Embedded 8645HS vs Intel Core i9-14901KE
• Series: 8000 series vs Core 14th Gen
• Manufacturer: AMD vs Intel
• Cores: 6 vs 8
• Threads: 12 vs 16
• Base Clock: 4.30 GHz vs 3.80 GHz
• Boost Clock: 5.00 GHz vs 5.80 GHz
• TDP: 45 W vs 125 W
• Socket: AMD Socket FP8 vs Intel Socket 1700
• Architecture: Zen 4 vs Raptor Lake
• Codename: Hawk Point vs Raptor Lake-R
• Generation: Ryzen Embedded (Zen 4 (Hawk Point)) vs Core i9 (Raptor Lake Refresh)
• Process Node: 4 nm vs 10 nm
• Foundry: TSMC vs Intel
• Die Size: 178 mm² vs 257 mm²
• L1 Cache: 64 KB per core vs 80 KB per core
• L2 Cache: 1 MB per core vs 2 MB per core
• L3 Cache: 16 MB shared vs 36 MB shared
• Memory Support: DDR5 vs DDR4, DDR5
• Memory Bandwidth: 89.6 GB/s vs not listed
• PCIe: Gen 4, 20 Lanes (CPU only) vs Gen 5, 16 Lanes (CPU only)
• Integrated Graphics: Radeon 760M vs UHD Graphics 770
• Market Segment: Mobile vs Desktop
• Release Date: 2024-04-01 vs 2024-06-30
• Multiplier Unlocked: false vs true
• Part Number: unknown vs Q49DSRNJC
• Transistors: 25,000 million vs not listed