AMD EPYC 9254 vs Intel Core i3-1315U Comparison

The Verdict

The data presents a decisive matchup. The AMD EPYC 9254 wins all six head-to-head benchmark comparisons against the Intel Core i3-1315U. The EPYC 9254 is the clear choice for server and workstation workloads where multi-threaded rendering, compilation, and data processing dominate. Its 24 cores and 48 threads provide massive parallel throughput, while its 128 MB of shared L3 cache supports large working sets. The Intel Core i3-1315U, conversely, is a mobile processor with 6 cores and 8 threads, designed for efficiency in compact laptops. Its integrated UHD Graphics 64EU and 15 W TDP make it the appropriate selection for portable, everyday computing, but it cannot compete with the EPYC 9254 on raw compute. The database shows the EPYC 9254 leading by margins of approximately 481% across all Cinebench tests, a gap that reflects their entirely different market segments. The EPYC 9254 is the only option for high-performance computing tasks; the i3-1315U is the only option for an ultra-low-power mobile platform.

Architecture Differences

The architectural divide between these two processors is fundamental. The AMD EPYC 9254 is built on the Zen 4 architecture, codenamed Genoa, using a 5 nm process from TSMC. It features 24 cores and 48 threads with a base clock of 2.90 GHz and a boost clock of 4.15 GHz. The thermal design power is 200 W, and it uses the AMD Socket SP5. Its cache hierarchy includes 64 KB of L1 per core, 1 MB of L2 per core, and a substantial 128 MB of shared L3 cache. The EPYC 9254 supports DDR5 memory across a twelve-channel memory bus, delivering a memory bandwidth of 460.8 GB/s. It also supports ECC memory and provides PCIe Gen 5 with 128 lanes from the CPU. This processor is manufactured with 26,280 million transistors across a die size of 4x 72 mm². It is positioned for the server and workstation market and was released on November 9, 2022, with a launch MSRP of $2299.

The Intel Core i3-1315U is based on the Raptor Lake architecture, specifically Raptor Lake-U, using a 10 nm process from Intel. It has 6 cores and 8 threads, with a base clock of 1200.00 MHz and a boost clock of 4.50 GHz. The thermal design power is 15 W, and it uses the Intel BGA 1744 socket. Its cache configuration includes 80 KB of L1 per core, 1.25 MB of L2 per core, and 10 MB of shared L3 cache. Memory support includes both DDR4 and DDR5 across a dual-channel memory bus. ECC memory is not supported. The i3-1315U provides PCIe Gen 4 with 8 lanes from the CPU and includes integrated UHD Graphics 64EU. It is a mobile segment processor, released on January 3, 2023, with a launch MSRP of $309. The EPYC 9254 offers 4 times the cores and 6 times the threads of the i3-1315U, and its L3 cache is nearly 13 times larger.

Head-to-Head Benchmarks

The head-to-head results are consistent across every rendering workload in the database. In Cinebench R15 multicore, the EPYC 9254 scores 5490 against 944 for the i3-1315U, a 481.6% advantage. The single-core R15 test shows the EPYC 9254 at 774 versus 133, a 482% lead. This pattern repeats in Cinebench R20, where the multicore score is 22878 for the EPYC 9254 and 3937 for the i3-1315U, a 481.1% delta. The R20 single-core result is 3229 versus 555, a 481.8% lead. Cinebench R23 multicore shows 54473 for the EPYC 9254 against 9374 for the i3-1315U, a 481.1% delta, and the R23 single-core test scores 7690 versus 1323, a 481.3% advantage. The smallest margin is 481.1% in the R20 and R23 multicore tests, while the largest is 482% in the R15 single-core test. The EPYC 9254 wins all six comparisons, and the i3-1315U records zero wins.

The average benchmark score in the database further illustrates the gap. The EPYC 9254 has an average benchmark score of 15756, placing it at the 69th percentile of all CPUs. The i3-1315U has an average benchmark score of 15022, also at the 69th percentile. This similar percentile ranking, despite the massive difference in Cinebench scores, reflects the different benchmark pools each processor is compared against. The nearest rivals for the EPYC 9254 include the Intel Core i5-11400H with an average score of 15749 and a delta of 0%, the AMD EPYC 9354P at 15826 with a -0.4% delta, the AMD Ryzen 3 7440U at 15682 with a 0.5% delta, and the AMD EPYC 75F3 at 15859 with a -0.6% delta. For the i3-1315U, the nearest rivals are the AMD EPYC 74F3 at 14915 with a 0.7% delta, the AMD EPYC 7702P at 15130 with a -0.7% delta, the Intel Core i7-9750H at 14886 with a 0.9% delta, and the Intel Core i3-10320 at 14852 with a 1.1% delta.

The i3-1315U has additional PassMark benchmark data not present for the EPYC 9254. Its PassMark single-thread score is 3380, and its multithread score is 11482. Other PassMark results for the i3-1315U include data compression at 126436, data encryption at 7583, extended instructions at 7413, find prime numbers at 41, floating point math at 27012, integer math at 37644, physics at 706, and random string sorting at 14028. These scores provide context for the i3-1315U's capabilities in specific tasks, but no comparable PassMark data exists for the EPYC 9254 in this database.

FAQ

Q: Which processor has more cores and threads?

A: The AMD EPYC 9254 has 24 cores and 48 threads. The Intel Core i3-1315U has 6 cores and 8 threads. The EPYC 9254 provides 4 times the cores and 6 times the threads.

Q: What are the cache sizes for each processor?

A: The EPYC 9254 has 64 KB of L1 cache per core, 1 MB of L2 cache per core, and 128 MB of shared L3 cache. The i3-1315U has 80 KB of L1 cache per core, 1.25 MB of L2 cache per core, and 10 MB of shared L3 cache.

Q: Which processor supports ECC memory?

A: The AMD EPYC 9254 supports ECC memory. The Intel Core i3-1315U does not support ECC memory.

Q: What is the difference in memory bandwidth between the two?

A: The EPYC 9254 offers a memory bandwidth of 460.8 GB/s over a twelve-channel DDR5 memory bus. The i3-1315U uses a dual-channel memory bus supporting DDR4 and DDR5, but no memory bandwidth figure is recorded in the database.

Q: Does the Intel Core i3-1315U have integrated graphics?

A: Yes, the i3-1315U includes integrated UHD Graphics 64EU. The EPYC 9254 has no integrated graphics listed in the database.

Q: How do their Cinebench R23 multicore scores compare?

A: The EPYC 9254 scores 54473 in Cinebench R23 multicore, while the i3-1315U scores 9374. The EPYC 9254 leads by 481.1%.

Where Each One Wins

The AMD EPYC 9254 wins in every benchmark category shared between the two processors. Its six head-to-head wins cover all Cinebench R15, R20, and R23 tests, both multicore and single-core. The data shows the EPYC 9254 is the dominant choice for any workload that relies on CPU rendering, such as 3D animation, visual effects, and architectural visualization. Its 128 MB of shared L3 cache and 460.8 GB/s memory bandwidth make it well-suited for large-scale data processing, virtualization, and scientific computing. The 24-core, 48-thread configuration, combined with PCIe Gen 5 support across 128 lanes, positions it for high-density server deployments and workstation-class applications. The EPYC 9254's 69th percentile ranking among all CPUs, with an average benchmark score of 15756, places it in the same performance tier as the Intel Core i5-11400H, AMD EPYC 9354P, AMD Ryzen 3 7440U, and AMD EPYC 75F3. Its launch MSRP of $2299 reflects its enterprise positioning.

The Intel Core i3-1315U has no benchmark wins against the EPYC 9254 in the shared tests. However, its profile is entirely different. The 15 W TDP, mobile segment classification, and integrated UHD Graphics 64EU make it appropriate for thin-and-light laptops where power consumption and heat generation are critical constraints. The i3-1315U's PassMark results, such as a single-thread score of 3380 and a multithread score of 11482, indicate competent performance for everyday applications, office productivity, and light content creation. Its support for DDR4 and DDR5 memory allows flexible system design, and its dual-channel memory bus is typical for mobile platforms. The i3-1315U's 69th percentile ranking, with an average benchmark score of 15022, places it alongside the AMD EPYC 74F3, AMD EPYC 7702P, Intel Core i7-9750H, and Intel Core i3-10320. The launch MSRP of $309 reflects its mainstream mobile market position.

The data does not support any scenario where the i3-1315U outperforms the EPYC 9254 in compute performance. The EPYC 9254 is for servers and workstations; the i3-1315U is for portable devices. The choice between them depends entirely on the intended form factor and workload. For rack-mounted servers, data centers, and professional workstations requiring maximum CPU throughput, the EPYC 9254 is the only viable option from this data. For battery-powered laptops requiring integrated graphics and low power draw, the i3-1315U serves that purpose. The benchmark results confirm that these processors do not compete in the same performance class, despite sharing the same 69th percentile ranking overall. The EPYC 9254's substantial leads of around 481% in all rendering tests make any cross-shopping between these two parts illogical based on performance alone.