AMD Ryzen Embedded 8640U vs Intel Core i5-14501E Comparison

Head-to-Head Benchmarks

The recorded benchmark data for the AMD Ryzen Embedded 8640U and the Intel Core i5-14501E shows no head-to-head benchmark entries in the database. Both processors have an average benchmark score of 0 and hold a percentile rank of 50 among all CPUs tracked. This means the database currently contains no direct performance measurements comparing these two parts. The absence of scores is not a reflection of capability; it simply indicates that no benchmark submissions have been recorded for either chip at this time.

Without direct measurements, the analysis must rely on the architectural and specification data available in the database. The two processors share identical core and thread counts: 6 cores and 12 threads each. This parity means any performance difference would come from clock speeds, cache hierarchy, memory support, and platform characteristics rather than core count.

The Intel Core i5-14501E shows a higher boost clock of 5.20 GHz compared to the AMD Ryzen Embedded 8640U's 4.90 GHz. That 0.30 GHz advantage in single-thread boost behavior could translate into faster response in lightly threaded workloads, though the database does not provide a direct score to confirm this. The AMD part counters with a higher base clock: 3.50 GHz versus 3.30 GHz for Intel. The base clock advantage is smaller at 0.20 GHz, but it affects sustained all-core operation where the processor runs at its default frequency without boost headroom.

The cache hierarchy differs substantially. The AMD Ryzen Embedded 8640U provides 64 KB of L1 cache per core, 1 MB of L2 cache per core, and 16 MB of shared L3 cache. The Intel Core i5-14501E provides 80 KB of L1 per core, 1.25 MB of L2 per core, and 24 MB of shared L3. The Intel part holds a clear advantage in every cache level: 25% more L1 per core, 25% more L2 per core, and 50% more L3. Larger caches can reduce memory latency and improve hit rates in data-heavy workloads, but without benchmark scores the database cannot quantify the magnitude of this benefit.

Memory bandwidth data is only recorded for the AMD processor: 89.6 GB/s. The Intel processor has no memory bandwidth figure in the database. Both support dual-channel memory, but the AMD part is restricted to DDR5 while the Intel part supports both DDR4 and DDR5. This gives the Intel platform flexibility in memory selection, though the AMD part's recorded bandwidth suggests a designed target for DDR5 throughput.

Where Each One Wins

The AMD Ryzen Embedded 8640U targets the embedded mobile segment with a 28 W TDP. The Intel Core i5-14501E targets the desktop segment with a 65 W TDP. The power envelope difference is substantial: the AMD part draws less than half the thermal design power of the Intel part. For embedded applications where cooling is limited, chassis space is constrained, or fan noise is a concern, the lower TDP is a decisive advantage. The AMD processor's 28 W rating means it can be cooled by smaller heatsinks and may enable fanless designs in some enclosures. The Intel part's 65 W rating requires more substantial cooling solutions and more airflow.

The AMD Ryzen Embedded 8640U uses the Zen 4 architecture on a 4 nm process from TSMC. The Intel Core i5-14501E uses Raptor Lake architecture on a 10 nm process from Intel. The process node difference gives AMD a manufacturing density advantage, which is reflected in the die size: the AMD chip measures 178 mm² with 25,000 million transistors, while the Intel chip measures 215 mm² with no transistor count recorded in the database. The smaller die with a higher transistor count suggests the AMD design packs more logic into less silicon area, which is typical for a newer process generation.

The AMD processor integrates the Radeon 760M graphics, while the Intel processor integrates UHD Graphics 770. The database records no performance scores for either integrated GPU, so a direct comparison of graphics capability is not possible from the data. Both parts include integrated graphics, which means either can drive a display without a discrete graphics card.

The Intel Core i5-14501E supports PCIe Gen 5 with 16 lanes from the CPU, while the AMD Ryzen Embedded 8640U supports PCIe Gen 4 with 20 lanes. PCIe Gen 5 doubles the per-lane bandwidth compared to Gen 4, so the Intel platform offers higher bandwidth per lane for devices like GPUs or NVMe storage. The AMD platform offers more total lanes, which can be valuable in embedded systems that need to connect multiple peripherals simultaneously. The choice depends on whether the workload needs raw bandwidth on a few lanes or broader connectivity across many devices.

The Intel part supports both DDR4 and DDR5 memory, while the AMD part supports only DDR5. For system integrators who have existing DDR4 inventory or want to use lower-cost memory, the Intel platform offers that option. For new designs targeting maximum memory bandwidth, DDR5 support on both platforms keeps the comparison even, though the AMD part has a recorded bandwidth figure of 89.6 GB/s while the Intel part has none in the database.

Architecture Differences

The AMD Ryzen Embedded 8640U is built on the Zen 4 architecture with the Hawk Point codename, part of the 8000 series. The Intel Core i5-14501E uses the Raptor Lake architecture with the Raptor Lake-R codename, part of the Core 14th Gen series. These are fundamentally different design philosophies. Zen 4 is a recent architecture from AMD designed for efficiency and density on a 4 nm TSMC process. Raptor Lake is Intel's hybrid architecture approach, though the i5-14501E uses 6 cores and 12 threads without recorded performance core and efficiency core breakdowns in the database.

The process technology gap is significant. AMD uses TSMC's 4 nm node, while Intel uses a 10 nm node. This process difference explains the die size discrepancy: AMD's chip is 178 mm² while Intel's is 215 mm². The AMD design integrates 25,000 million transistors into the smaller die, while Intel's transistor count is not recorded in the database. A smaller die generally means lower production costs per wafer and better yields, though the database does not provide yield data.

The cache architectures are organized differently. AMD uses a per-core L1 and L2 design with a shared L3 pool: 64 KB L1 per core, 1 MB L2 per core, and 16 MB shared L3. Intel uses a similar hierarchy but with larger per-core allocations: 80 KB L1 per core, 1.25 MB L2 per core, and 24 MB shared L3. The Intel part has more cache at every level, which can reduce the frequency of main memory accesses in workloads with working sets that fit in cache.

Both processors support ECC memory, which is important for embedded and server-adjacent applications where data integrity is critical. Both parts have locked multipliers, so neither supports overclocking. Both are currently in active production and are not discontinued. The AMD part was released on April 1, 2024, while the Intel part was released on June 30, 2024. The Intel part has a recorded part number of Q49HSRNJM, while the AMD part's part number is recorded as unknown.

The AMD Ryzen Embedded 8640U is classified as a mobile processor, while the Intel Core i5-14501E is classified as a desktop processor. This classification aligns with their sockets: AMD uses Socket FP8, which is a mobile socket, while Intel uses Socket 1700, which is a desktop socket. The platform implications are direct: the AMD part is designed for systems where space and power are limited, while the Intel part is designed for traditional desktop motherboards with more room for cooling and expansion.

Specification Differences

The two processors differ in several recorded specification fields. The AMD Ryzen Embedded 8640U has a base clock of 3.50 GHz and a boost clock of 4.90 GHz. The Intel Core i5-14501E has a base clock of 3.30 GHz and a boost clock of 5.20 GHz. Intel holds the boost clock advantage by 0.30 GHz; AMD holds the base clock advantage by 0.20 GHz.

The TDP differs by 37 W: the AMD part is rated at 28 W, the Intel part at 65 W. The socket types are different: AMD uses Socket FP8, Intel uses Socket 1700. The process nodes differ: AMD uses 4 nm, Intel uses 10 nm. The foundries differ: TSMC for AMD, Intel for Intel. The die sizes differ: 178 mm² for AMD, 215 mm² for Intel. The transistor count is recorded only for AMD at 25,000 million, with no figure for Intel.

The cache configurations differ at all levels. AMD provides 64 KB L1 per core, 1 MB L2 per core, and 16 MB shared L3. Intel provides 80 KB L1 per core, 1.25 MB L2 per core, and 24 MB shared L3. Memory support differs: AMD supports DDR5 only, Intel supports DDR4 and DDR5. The memory bandwidth is recorded only for AMD at 89.6 GB/s. PCIe support differs: AMD offers Gen 4 with 20 lanes, Intel offers Gen 5 with 16 lanes. Integrated graphics differ: Radeon 760M for AMD, UHD Graphics 770 for Intel. The market segments differ: Mobile for AMD, Desktop for Intel. Release dates differ by roughly three months: April 2024 for AMD, June 2024 for Intel. The Intel part has a recorded part number, the AMD part does not.

FAQ

Q: Which processor has the higher boost clock?

A: The Intel Core i5-14501E has a boost clock of 5.20 GHz, which is 0.30 GHz higher than the AMD Ryzen Embedded 8640U's boost clock of 4.90 GHz.

Q: Which processor has the lower thermal design power?

A: The AMD Ryzen Embedded 8640U has a TDP of 28 W, which is 37 W lower than the Intel Core i5-14501E's TDP of 65 W.

Q: Do both processors support ECC memory?

A: Yes, both the AMD Ryzen Embedded 8640U and the Intel Core i5-14501E have ECC memory support recorded in the database.

Q: Which processor supports PCIe Gen 5?

A: The Intel Core i5-14501E supports PCIe Gen 5 with 16 lanes. The AMD Ryzen Embedded 8640U supports PCIe Gen 4 with 20 lanes.

Q: What memory types does each processor support?

A: The AMD Ryzen Embedded 8640U supports DDR5 only. The Intel Core i5-14501E supports both DDR4 and DDR5.

Q: Which processor has more L3 cache?

A: The Intel Core i5-14501E has 24 MB of shared L3 cache, which is 8 MB more than the AMD Ryzen Embedded 8640U's 16 MB of shared L3 cache.