Intel Core 5 315 vs Intel Core i7-14700 Comparison

The Intel Core 5 315 and Intel Core i7-14700 occupy different corners of the processor market, and the benchmark data confirms a decisive performance gap. The Core i7-14700 wins all 17 head-to-head comparisons, with margins ranging from modest single-thread advantages to massive multi-thread leads. This analysis walks through the recorded scores, explains what they mean for real-world workloads, and clarifies the architectural and specification differences that drive these results.

Head-to-Head Benchmarks

The Core i7-14700 dominates every measured test. The largest gap appears in PassMark integer math, where the Core i7-14700 scores 154535 against 31690 for the Core 5 315, a 79.5% advantage. This workload benefits heavily from the i7-14700's 20 cores and 28 threads, which allow far more parallel integer operations per cycle.

PassMark data compression shows a similar pattern: 498198 for the Core i7-14700 versus 146143 for the Core 5 315, a 70.7% difference. Compression tasks scale with thread count and cache size, and the i7-14700's 33 MB shared L3 cache gives it a substantial edge over the Core 5 315's 6 MB. Data encryption also favors the desktop part, 29601 versus 11119, a 62.4% lead.

Cinebench multi-core results tell the same story. In Cinebench R23 multi-core, the Core i7-14700 scores 28398 while the Core 5 315 manages 12981, a 54.3% difference. The R20 multi-core test shows a 62.1% gap (14388 versus 5452), and R15 multi-core shows 4061 versus 1308, a 67.8% margin. These are render-focused workloads that reward both core count and sustained power delivery, and the i7-14700's 65 W TDP versus 15 W TDP reflects that capability.

PassMark multi-thread performance continues the trend: 40318 versus 15272, a 62.1% difference. Floating point math shows 106716 versus 42441, a 60.2% lead. Random string sorting, a memory-latency-sensitive task, records 54340 versus 17551, a 67.7% gap. Extended instructions, which test SIMD and vector processing, come in at 28388 versus 13143, a 53.7% advantage.

The closest margins appear in single-thread tests. PassMark single-thread scores are 4236 for the Core i7-14700 and 4021 for the Core 5 315, a 5.1% difference. Cinebench R23 single-core shows 2080 versus 1832, an 11.9% gap. Cinebench R20 single-core records 2031 versus 769, a 62.1% difference, which is unusually large for a single-thread test and suggests the Core 5 315's low base clock of 1.50 GHz hurts it in this workload. R15 single-core shows 299 versus 184, a 38.5% margin.

PassMark physics places the i7-14700 at 2226 versus 1163 for the Core 5 315, a 47.8% lead. Prime number finding shows 164 versus 112, a 31.7% advantage. The overall average benchmark score confirms the hierarchy: 52301 for the Core i7-14700, 18188 for the Core 5 315. The i7-14700 sits in the 91st percentile of all CPUs in the database, while the Core 5 315 sits in the 72nd percentile.

The Verdict

The data clearly separates these two processors. The Core i7-14700 is the stronger performer across every single benchmark in the database, with its biggest wins in multi-threaded and memory-heavy workloads. The Core 5 315, by contrast, is a low-power mobile chip whose best showing is a 5.1% gap in PassMark single-thread performance, meaning it trails even in lightly threaded tasks.

For users who need maximum throughput, the Core i7-14700 is the obvious choice. Its 28 threads and 33 MB L3 cache deliver roughly double the multi-core performance of the Core 5 315 in Cinebench R23, and the compression and encryption results show a similar doubling. The i7-14700 also holds a 91st percentile rank versus 72nd for the Core 5 315, placing it in a higher tier of the overall CPU landscape.

The Core 5 315 does have one structural advantage: its 3 nm process node versus 10 nm for the i7-14700, which contributes to its 15 W TDP. That low power draw makes it suitable for thin-and-light mobile systems, but the performance penalty is substantial. The i7-14700's 65 W TDP is more than four times higher, and the benchmark results reflect that additional power budget.

Neither chip is unlocked for overclocking, so the recorded scores represent the maximum out-of-box performance for both. The i7-14700's launch MSRP is $384, while the Core 5 315's launch MSRP is $340, but the performance difference is far larger than the price difference would suggest.

Where Each One Wins

The Core i7-14700 wins every use case where processing power is the bottleneck. Content creation, software compilation, scientific computing, and data processing all benefit from its 20 cores and 28 threads. The R23 multi-core score of 28398 indicates strong sustained performance for long render jobs, and the 498198 data compression score shows efficient handling of large datasets. Its 33 MB shared L3 cache reduces memory latency for working sets that fit within that capacity, and the dual-channel memory bus (versus single-channel on the Core 5 315) provides higher bandwidth for memory-intensive operations.

The Core 5 315 has no benchmark wins, but its profile suggests specific niches. Its 15 W TDP and 3 nm process node point toward fanless or passively cooled designs, long battery life, and low thermal output. The single-thread scores, while lower, are within 5.1% on PassMark, so basic productivity tasks like web browsing and document editing would feel similar. The integrated Intel Xe3 Graphics (2 Xe) may handle light media playback or casual workloads, though the database does not include GPU benchmarks to confirm this. The Core 5 315's socket (Intel BGA 1516) is soldered, meaning it is not upgradeable, which fits its intended role as an embedded or mobile part.

The i7-14700, using Intel Socket 1700, is a desktop part designed for replaceable builds. Its PCIe Gen 5 support with 16 lanes provides high-bandwidth connectivity for modern GPUs and NVMe storage, while the Core 5 315's PCIe Gen 4 with 6 lanes limits expansion options.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i7-14700 has 20 cores and 28 threads. The Intel Core 5 315 has 6 cores and 6 threads. The i7-14700 therefore offers over three times the core count and over four times the thread count.

Q: How much faster is the Core i7-14700 in multi-core workloads?

A: In Cinebench R23 multi-core, the i7-14700 scores 28398 versus 12981 for the Core 5 315, a 54.3% advantage. In Cinebench R20 multi-core, the gap is 62.1% (14388 versus 5452). The PassMark multi-thread test shows a 62.1% difference as well (40318 versus 15272).

Q: Is the Core 5 315 competitive in single-thread performance?

A: It is close but still trails. PassMark single-thread scores are 4021 for the Core 5 315 and 4236 for the Core i7-14700, a 5.1% gap. Cinebench R23 single-core shows 1832 versus 2080, an 11.9% difference. The Core 5 315 wins no single-thread tests.

Q: What are the memory support differences?

A: The Core i7-14700 supports both DDR4 and DDR5 with a dual-channel memory bus. The Core 5 315 supports DDR5 and LPDDR5X with a single-channel memory bus. The i7-14700 also supports ECC memory, while the Core 5 315 does not.

Q: Which processor has a larger cache?

A: The Core i7-14700 has 33 MB of shared L3 cache, compared to 6 MB for the Core 5 315. The i7-14700 also lists L2 cache as 2 MB per core, while the Core 5 315 has 2.5 MB total L2. The Core 5 315 has 192 KB L1, and the i7-14700 has 80 KB per core L1.

Q: What are the process node and power differences?

A: The Core 5 315 uses a 3 nm process node and has a 15 W TDP. The Core i7-14700 uses a 10 nm process node and has a 65 W TDP. The Core 5 315 also has a lower base clock of 1.50 GHz versus 2.10 GHz, and a lower boost clock of 4.40 GHz versus 5.40 GHz.

Architecture Differences

The two processors come from different Intel generations and microarchitectures. The Core 5 315 is built on the Wildcat Lake architecture, codenamed Wildcat Lake, and belongs to the Core 5 (Wildcat Lake) generation. The Core i7-14700 uses the Raptor Lake architecture, specifically Raptor Lake-R, and belongs to the Core 14th Gen (Raptor Lake Refresh) family.

The Core 5 315 is fabricated on a 3 nm process node, while the Core i7-14700 uses a 10 nm node. This explains the dramatic difference in TDP: 15 W for the Core 5 315 versus 65 W for the Core i7-14700. The smaller node also allows the Core 5 315 to pack 6 cores into a mobile package, while the i7-14700 uses a 257 mm² die size for its 20 cores.

Cache hierarchy differs significantly. The Core 5 315 has 192 KB L1, 2.5 MB L2, and 6 MB shared L3. The Core i7-14700 has 80 KB L1 per core, 2 MB L2 per core, and 33 MB shared L3. The i7-14700's larger L3 cache is a key factor in its data compression and encryption wins, since those workloads frequently reuse working sets that fit in cache.

Memory architecture also diverges. The Core 5 315 supports DDR5 and LPDDR5X with a single-channel memory bus and a recorded bandwidth of 59.7 GB/s. The Core i7-14700 supports DDR4 and DDR5 with a dual-channel bus, and it supports ECC memory. The Core 5 315 has no ECC support. The dual-channel interface on the i7-14700 provides higher memory throughput for multi-threaded workloads, though the database does not list a bandwidth figure for it.

PCIe capabilities differ as well. The Core 5 315 offers PCIe Gen 4 with 6 lanes (CPU only). The Core i7-14700 offers PCIe Gen 5 with 16 lanes (CPU only). The i7-14700's wider, faster PCIe interface supports more expansion cards and faster storage options, which matters for desktop builds.

Integrated graphics differ. The Core 5 315 includes Intel Xe3 Graphics with 2 Xe cores, a newer architecture. The Core i7-14700 includes UHD Graphics 770. The database does not include GPU benchmark scores, so a performance comparison is not possible from this data.

Socket types separate the platforms. The Core 5 315 uses Intel BGA 1516, a soldered mobile socket. The Core i7-14700 uses Intel Socket 1700, a desktop socket that allows user replacement. The Core 5 315's part number is SAEFC, and the i7-14700's is SRN40.

Specification Differences

The core and thread counts are the most obvious divergence: 6 cores and 6 threads for the Core 5 315 versus 20 cores and 28 threads for the Core i7-14700. The i7-14700 supports hyper-threading on its performance cores, giving it 28 threads from 20 cores, while the Core 5 315 has a 1:1 core-to-thread ratio.

Clock speeds differ substantially. The Core 5 315 has a base clock of 1.50 GHz and a boost clock of 4.40 GHz. The Core i7-14700 has a base clock of 2.10 GHz and a boost clock of 5.40 GHz. The higher boost clock contributes to the i7-14700's single-thread wins, especially in Cinebench R20 single-core where the 62.1% gap is unusually large.

TDP ratings reflect the target platform. The Core 5 315 is rated at 15 W, suitable for mobile devices. The Core i7-14700 is rated at 65 W, suitable for desktop systems with active cooling. Neither processor has an unlocked multiplier.

Memory support differs as noted: DDR5 and LPDDR5X for the Core 5 315, DDR4 and DDR5 for the Core i7-14700. The memory bus is single-channel for the Core 5 315 and dual-channel for the Core i7-14700. ECC memory is supported only on the Core i7-14700.

PCIe generation and lane count differ: Gen 4 with 6 lanes for the Core 5 315, Gen 5 with 16 lanes for the Core i7-14700. The integrated GPU differs (Intel Xe3 Graphics with 2 Xe versus UHD Graphics 770). The sockets differ (BGA 1516 versus Socket 1700). Release dates are 2026-04-15 for the Core 5 315 and 2024-01-07 for the Core i7-14700. The Core i7-14700 carries a larger die size at 257 mm², while the Core 5 315 has no listed die size. The Core 5 315 uses a 3 nm process, and the Core i7-14700 uses a 10 nm process.