Intel Core 7 251TE vs Qualcomm Snapdragon X1E-78-100 Comparison

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core 7 251TE has 24 cores and 32 threads, while the Qualcomm Snapdragon X1E-78-100 has 12 cores and 12 threads. The Intel part offers both more physical cores and simultaneous multithreading, which the Qualcomm part lacks.

Q: What is the process node difference between the two chips?

A: The Intel Core 7 251TE is built on Intel's 10 nm process, while the Qualcomm Snapdragon X1E-78-100 uses TSMC's 4 nm process. The Qualcomm chip uses a smaller process node, which typically indicates a more modern manufacturing technology.

Q: Do these processors support the same memory types?

A: No. The Intel Core 7 251TE supports DDR4 and DDR5 memory in a dual-channel configuration with 89.6 GB/s bandwidth. The Qualcomm Snapdragon X1E-78-100 supports only LPDDR5X in a dual-channel configuration but offers higher bandwidth at 135.2 GB/s.

Q: Which chip has ECC memory support?

A: The Intel Core 7 251TE supports ECC memory. The Qualcomm Snapdragon X1E-78-100 does not support ECC memory.

Q: What are the integrated graphics solutions in each processor?

A: The Intel Core 7 251TE includes UHD Graphics 770, while the Qualcomm Snapdragon X1E-78-100 includes Adreno X1-85.

Q: How do the processors compare in terms of release timing?

A: The Qualcomm Snapdragon X1E-78-100 was released on 2024-04-23, and the Intel Core 7 251TE was released on 2025-01-12. The Intel part is the newer release by roughly nine months.

Architecture Differences

The Intel Core 7 251TE, codenamed Bartlett Lake, uses a 10 nm process from Intel's own foundry. It packages 24 cores and 32 threads with a base clock of 1.40 GHz and a boost clock of 5.40 GHz. The Qualcomm Snapdragon X1E-78-100, codenamed Oryon, uses TSMC's 4 nm process and offers 12 cores with 12 threads, a base clock of 3.40 GHz, and no listed boost clock. The Intel chip is a desktop part on Intel Socket 1700, while the Qualcomm chip is a mobile part on Qualcomm BGA 2073.

Cache layouts differ substantially. The Intel Core 7 251TE provides 80 KB of L1 per core, 1.25 MB of L2 per core, and 36 MB of shared L3. The Qualcomm Snapdragon X1E-78-100 provides 288 KB of L1 per core, 12 MB of L2 per module, and only 6 MB of shared L3. Although the Qualcomm die has a larger per-core L1 allocation, the Intel part has far more total L3 cache available to the entire processor.

Memory architecture also splits the two. The Intel processor supports DDR4 and DDR5 with a dual-channel bus and 89.6 GB/s of bandwidth. The Qualcomm processor supports only LPDDR5X with a dual-channel bus and a higher 135.2 GB/s of bandwidth. ECC memory is supported on the Intel chip but not on the Qualcomm chip. PCIe connectivity differs as well: the Intel part uses Gen 5 with 16 CPU lanes, while the Qualcomm part uses Gen 4 with 12 CPU lanes.

The Intel Core 7 251TE has a TDP of 45 watts and a die size of 215 mm². The Qualcomm Snapdragon X1E-78-100 has a TDP of 35 watts, with no die size listed in the database. Both chips are marked as Active production status and neither has an unlocked multiplier.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark results between the Intel Core 7 251TE and the Qualcomm Snapdragon X1E-78-100. The Qualcomm Snapdragon X1E-78-100 has no recorded benchmark scores in the database, an average benchmark score of 0, and a 50th percentile ranking among all CPUs. The Intel Core 7 251TE has an extensive benchmark record with an average benchmark score of 41650 and an 88th percentile ranking.

The Intel Core 7 251TE's Cinebench results establish a strong multi-threaded profile. It scores 2572 in Cinebench R15 multi-core, 10717 in Cinebench R20 multi-core, and 25518 in Cinebench R23 multi-core. Single-core results are 362 in R15, 1512 in R20, and 3602 in R23. PassMark results further characterize the Intel part: 334399 in data compression, 22176 in data encryption, 16974 in extended instructions, 140 in find prime numbers, 85607 in floating point math, 125739 in integer math, 30022 in multithread, 1938 in physics, 39643 in random string sorting, and 3568 in single thread.

Without any benchmark data for the Qualcomm Snapdragon X1E-78-100, the recorded data shows no basis for a quantitative head-to-head comparison. The Intel Core 7 251TE's nearest rivals in the database are the Intel Core Ultra 7 265H with an average score of 41621 (0.1% behind), the Intel Core i7-14650HX with 41576 (0.2% behind), the Intel Core i7-12850HX with 41779 (0.3% ahead), and the Intel Core i7-14700T with 41914 (0.6% ahead). This places the Intel part in a tight cluster of high-performing desktop and mobile processors, all within roughly one percent of each other.

Specification Differences

The two processors differ across nearly every specification field.

• Cores: Intel Core 7 251TE has 24; Qualcomm Snapdragon X1E-78-100 has 12.
• Threads: Intel Core 7 251TE has 32; Qualcomm Snapdragon X1E-78-100 has 12.
• Base clock: Intel Core 7 251TE runs at 1.40 GHz; Qualcomm Snapdragon X1E-78-100 runs at 3.40 GHz.
• Boost clock: Intel Core 7 251TE reaches 5.40 GHz; Qualcomm Snapdragon X1E-78-100 has no listed boost clock.
• TDP: Intel Core 7 251TE is rated at 45 watts; Qualcomm Snapdragon X1E-78-100 is rated at 35 watts.
• Socket: Intel Core 7 251TE uses Intel Socket 1700; Qualcomm Snapdragon X1E-78-100 uses Qualcomm BGA 2073.
• Codename: Intel Core 7 251TE is Bartlett Lake; Qualcomm Snapdragon X1E-78-100 is Oryon.
• Process node: Intel Core 7 251TE uses 10 nm; Qualcomm Snapdragon X1E-78-100 uses 4 nm.
• Foundry: Intel Core 7 251TE uses Intel; Qualcomm Snapdragon X1E-78-100 uses TSMC.
• Die size: Intel Core 7 251TE is 215 mm²; Qualcomm Snapdragon X1E-78-100 has no listed die size.
• L1 cache: Intel Core 7 251TE has 80 KB per core; Qualcomm Snapdragon X1E-78-100 has 288 KB per core.
• L2 cache: Intel Core 7 251TE has 1.25 MB per core; Qualcomm Snapdragon X1E-78-100 has 12 MB per module.
• L3 cache: Intel Core 7 251TE has 36 MB shared; Qualcomm Snapdragon X1E-78-100 has 6 MB shared.
• Memory support: Intel Core 7 251TE supports DDR4 and DDR5; Qualcomm Snapdragon X1E-78-100 supports LPDDR5X.
• Memory bandwidth: Intel Core 7 251TE has 89.6 GB/s; Qualcomm Snapdragon X1E-78-100 has 135.2 GB/s.
• ECC memory: Intel Core 7 251TE supports it; Qualcomm Snapdragon X1E-78-100 does not.
• PCIe: Intel Core 7 251TE uses Gen 5 with 16 lanes; Qualcomm Snapdragon X1E-78-100 uses Gen 4 with 12 lanes.
• Integrated graphics: Intel Core 7 251TE uses UHD Graphics 770; Qualcomm Snapdragon X1E-78-100 uses Adreno X1-85.
• Market segment: Intel Core 7 251TE is Desktop; Qualcomm Snapdragon X1E-78-100 is Mobile.
• Release date: Intel Core 7 251TE released 2025-01-12; Qualcomm Snapdragon X1E-78-100 released 2024-04-23.
• Launch MSRP: Intel Core 7 251TE is $384; Qualcomm Snapdragon X1E-78-100 has no listed launch MSRP.

Where Each One Wins

The Intel Core 7 251TE wins on raw compute resources. Its 24 cores and 32 threads double the core count and nearly triple the thread count of the Qualcomm part. The large 36 MB shared L3 cache and the 5.40 GHz boost clock support heavy multi-threaded workloads. The recorded Cinebench and PassMark scores confirm that this processor is designed for sustained throughput in desktop environments. The 45 watt TDP and Intel Socket 1700 platform point to a conventional desktop build with upgrade options. ECC memory support and Gen 5 PCIe with 16 lanes make it suitable for workstation-style tasks where data integrity and expansion bandwidth matter.

The Qualcomm Snapdragon X1E-78-100 wins on efficiency-oriented traits. Its 4 nm TSMC process node is more advanced than Intel's 10 nm node, and its 35 watt TDP is lower than the Intel part's 45 watts. The base clock of 3.40 GHz is considerably higher than the Intel chip's 1.40 GHz base, which can help lightly threaded tasks that rely on base frequency. The Qualcomm part also has higher memory bandwidth at 135.2 GB/s and a larger per-core L1 cache at 288 KB. Its mobile market segment and Qualcomm BGA 2073 socket target compact, low-power systems.

The Verdict

The data supports a clear split. The Intel Core 7 251TE is the only one of the two with recorded benchmark results, and those results place it at the 88th percentile among all CPUs with an average benchmark score of 41650. Its nearest rivals sit within 0.6% of its average score, confirming that it competes at a high level. The Qualcomm Snapdragon X1E-78-100 has no benchmark scores in the database, an average benchmark score of 0, and a 50th percentile ranking. There is no measured performance evidence to place it alongside the Intel part.

A builder looking for a desktop processor with high multi-threaded throughput, ECC support, and PCIe Gen 5 connectivity should choose the Intel Core 7 251TE. The recorded Cinebench R23 multi-core score of 25518 and PassMark multithread score of 30022 show a processor that handles parallel workloads with authority. A system integrator targeting a low-power mobile design with a smaller process node and higher memory bandwidth would look at the Qualcomm Snapdragon X1E-78-100, but the database contains no benchmark data to verify its performance claims. The Intel part is the only one of the two with measured results, and those results are strong.