Intel Core 7 251TE vs Intel Xeon 6507P Comparison

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core 7 251TE has 24 cores and 32 threads, while the Intel Xeon 6507P has 8 cores and 16 threads. The Core 7 251TE offers triple the core count and double the thread count of the Xeon.

Q: What is the difference in boost clock speeds?

A: The Intel Core 7 251TE boosts to 5.40 GHz, whereas the Intel Xeon 6507P boosts to 4.30 GHz. The Core 7 has a 1.10 GHz higher maximum turbo frequency.

Q: Which chip has higher memory bandwidth?

A: The Intel Xeon 6507P provides 409.6 GB/s of memory bandwidth through its eight-channel DDR5 memory bus. The Intel Core 7 251TE delivers 89.6 GB/s via a dual-channel interface, a difference of 320 GB/s in favor of the Xeon.

Q: How do their average benchmark scores compare?

A: The Intel Core 7 251TE records an average benchmark score of 41650, placing it in the 88th percentile of all CPUs. The Intel Xeon 6507P scores 40426, in the 87th percentile. The Core 7 leads by 1224 points, a 3.0% advantage in the aggregate.

Q: Which processor wins more head-to-head benchmark tests?

A: The Intel Xeon 6507P wins 14 of the 17 recorded head-to-head tests. The Intel Core 7 251TE wins 3 tests, specifically in data encryption, floating point math, and integer math.

Q: What are the power consumption figures?

A: The Intel Core 7 251TE has a TDP of 45 watts, while the Intel Xeon 6507P has a TDP of 150 watts. The Xeon consumes over three times the thermal design power of the Core 7.

Architecture Differences

The two processors represent fundamentally different design philosophies within Intel's lineup. The Intel Core 7 251TE, based on the Bartlett Lake architecture, is a desktop-oriented chip built on a 10 nm process node with a die size of 215 mm². It uses the Intel Socket 1700 platform. The Intel Xeon 6507P, in contrast, belongs to the Granite Rapids family, specifically the Xeon 6 (Granite Rapids-SP) generation, fabricated on a 5 nm process node. It requires the Intel Socket 4710 platform, a server-grade socket.

Core organization differs substantially. The Core 7 251TE packs 24 cores and 32 threads, while the Xeon 6507P has only 8 cores and 16 threads. The cache hierarchy also diverges: the Core 7 has 80 KB of L1 cache per core, 1.25 MB of L2 per core, and 36 MB of shared L3 cache. The Xeon provides 112 KB of L1 per core, 2 MB of L2 per core, and 48 MB of shared L3. Although the Xeon has fewer cores, its per-core cache allocations are larger, and its aggregate L3 is 12 MB higher.

Memory architecture highlights the server positioning of the Xeon. The Core 7 251TE supports both DDR4 and DDR5 memory across a dual-channel bus, yielding 89.6 GB/s of bandwidth. The Xeon 6507P supports only DDR5 but across an eight-channel bus, achieving 409.6 GB/s. Both processors support ECC memory, but the Xeon's platform clearly targets memory-intensive workloads.

PCIe capabilities also separate the two. The Core 7 251TE offers Gen 5 with 16 lanes (CPU only), while the Xeon 6507P provides Gen 5 with 88 lanes (CPU only). The Xeon's 72 additional lanes enable far greater expansion capacity for storage, networking, and accelerators. The Core 7 integrates UHD Graphics 770, whereas the Xeon 6507P has no integrated graphics (N/A), reflecting its server role where discrete or remote management graphics are standard.

Clock behavior shows a trade-off. The Core 7 251TE runs at a 1.40 GHz base clock but boosts to 5.40 GHz. The Xeon 6507P starts at a 3.50 GHz base clock, which is 2.10 GHz higher, but boosts to only 4.30 GHz, which is 1.10 GHz lower. The Core 7 relies on its higher peak frequency and many cores, while the Xeon leans on a higher sustained base frequency for consistent throughput.

The Verdict

The recorded data paints a clear picture for distinct audiences. The Intel Core 7 251TE suits workloads that reward raw core counts and high boost clocks. Its 24 cores, 32 threads, and 5.40 GHz boost give it decisive wins in integer math (41.5% ahead), floating point math (23% ahead), and data encryption (24.9% ahead). It also carries a significantly lower TDP of 45 watts, making it a fit for power-constrained desktop environments.

The Intel Xeon 6507P, despite its smaller core count, wins the majority of benchmarks due to its higher base clock of 3.50 GHz, larger L3 cache of 48 MB, and massive memory bandwidth of 409.6 GB/s. It takes the Cinebench multi-core tests (R15, R20, R23) by 3.9% each, plus wins in extended instructions (38% ahead), prime number finding (37.5% ahead), and physics (34% ahead). Its 87th percentile ranking and server platform with 88 PCIe Gen 5 lanes make it the choice for workstation and server deployments.

Choose the Core 7 251TE for desktop computing, encryption-heavy tasks, and math processing where its many cores and high boost clock dominate. Choose the Xeon 6507P for server workloads, memory-bandwidth-intensive applications, and tasks requiring massive expansion via PCIe lanes. The Xeon's 150 watt TDP and eight-channel memory architecture signal a platform built for sustained, multi-threaded server duty.

Specification Differences

The following fields differ between the two processors, per the database:

• Cores: 24 (Core 7 251TE) vs 8 (Xeon 6507P)
• Threads: 32 vs 16
• Base Clock: 1.40 GHz vs 3.50 GHz
• Boost Clock: 5.40 GHz vs 4.30 GHz
• TDP: 45 W vs 150 W
• Socket: Intel Socket 1700 vs Intel Socket 4710
• Codename: Bartlett Lake vs Granite Rapids
• Generation: Core 7 (Bartlett Lake) vs Xeon 6 (Granite Rapids-SP)
• Process Node: 10 nm vs 5 nm
• Die Size: 215 mm² vs not specified
• L1 Cache: 80 KB (per core) vs 112 KB (per core)
• L2 Cache: 1.25 MB (per core) vs 2 MB (per core)
• L3 Cache: 36 MB (shared) vs 48 MB (shared)
• Memory Support: DDR4, DDR5 vs DDR5 only
• Memory Bus: Dual-channel vs Eight-channel
• Memory Bandwidth: 89.6 GB/s vs 409.6 GB/s
• PCIe: Gen 5, 16 Lanes (CPU only) vs Gen 5, 88 Lanes (CPU only)
• Integrated Graphics: UHD Graphics 770 vs N/A
• Market Segment: Desktop vs Server/Workstation
• Release Date: 2025-01-12 vs 2025-02-23
• Launch MSRP: $384 vs $765
• Part Number: SRQAXQ5ZG vs SRVU5

Head-to-Head Benchmarks

The head-to-head results show a dominant but not absolute victory for the Xeon 6507P. In the Cinebench suite, the Xeon wins all six tests by a consistent margin. Cinebench R15 multi-core: 2676 vs 2572, a 3.9% lead for the Xeon. Cinebench R15 single-core: 377 vs 362, a 4% lead. Cinebench R20 multi-core: 11150 vs 10717, 3.9% ahead. Cinebench R20 single-core: 1573 vs 1512, 3.9% ahead. Cinebench R23 multi-core: 26548 vs 25518, 3.9% ahead. Cinebench R23 single-core: 3747 vs 3602, 3.9% ahead.

PassMark results show a split. The Xeon wins data compression with 356190 vs 334399, a 6.1% margin. It also wins extended instructions by a wide gap: 27385 vs 16974, a 38% advantage. Prime number finding goes to the Xeon at 224 vs 140, a 37.5% lead. The Xeon takes physics with 2935 vs 1938, a 34% margin. Multi-thread performance favors the Xeon at 31233 vs 30022, a 3.9% difference. Random string sorting is nearly a tie: 39682 vs 39643, a 0.1% edge for the Xeon. Single-thread tests go to the Xeon at 3643 vs 3568, a 2.1% margin.

The Core 7 251TE wins three PassMark tests decisively. Data encryption: 22176 vs 17753, a 24.9% advantage for the Core 7. Floating point math: 85607 vs 69604, a 23% lead. Integer math: 125739 vs 88877, a 41.5% blowout in favor of the Core 7.

The overall win count stands at 14 for the Xeon and 3 for the Core 7. The average benchmark scores, however, tell a slightly different story: the Core 7 leads the aggregate with 41650 vs 40426 for the Xeon, driven by the large margins in its three wins.

Where Each One Wins

The Intel Core 7 251TE wins in scenarios that emphasize integer and floating point arithmetic. Its 41.5% lead in integer math and 23% lead in floating point math suggest strong performance in general-purpose computing, financial modeling, and scientific simulations that rely on these operations. The 24.9% advantage in data encryption points to workloads involving cryptographic operations, secure communications, and data protection tasks. The 24-core, 32-thread configuration with a 5.40 GHz boost clock gives it the parallel horsepower for these compute-heavy desktop tasks while maintaining a 45 watt TDP.

The Intel Xeon 6507P wins in the broader set of benchmarks, particularly those tied to server and workstation duties. Its 38% lead in extended instructions indicates superior SIMD and vector processing capability, useful for multimedia encoding, scientific computing, and AI inference. The 37.5% edge in prime number finding reflects strong integer throughput per core, aided by its 3.50 GHz base clock. The 34% advantage in physics suggests robust performance in simulation and physics engines. Data compression at 6.1% ahead, multi-thread at 3.9% ahead, and consistent Cinebench wins across single and multi-core tests show a well-rounded processor.

The Xeon's platform advantages reinforce its domain. The eight-channel memory bus delivering 409.6 GB/s is essential for large in-memory databases, high-performance computing, and virtualization hosts. The 88 PCIe Gen 5 lanes allow extensive GPU, NVMe, and network card expansion. The 48 MB L3 cache reduces memory latency for frequently accessed data. The 150 watt TDP, while high, supports sustained operation under server workloads.

For desktop users, the Core 7 251TE offers a compelling mix of many cores, high boost clocks, and low power consumption, with integrated graphics eliminating the need for a discrete GPU. For server and workstation operators, the Xeon 6507P provides the memory bandwidth, PCIe expansion, and per-core consistency required for enterprise workloads, despite its higher power draw and launch MSRP of $765. The choice hinges on whether the workload prioritizes raw core count and boost-driven math performance or sustained multi-threaded throughput with vast memory and I/O capabilities.