AMD EPYC 7313 vs Intel Core i9-14900 Comparison

The Intel Core i9-14900 and AMD EPYC 7313 occupy different corners of the processor market, yet their benchmark results reveal a surprisingly competitive overlap. The Intel part, a desktop flagship with 24 cores and a 5.80 GHz boost clock, wins 11 of the 17 head-to-head tests. The AMD EPYC, a server chip with 16 cores and a 3.70 GHz boost clock, takes 6 wins. The data shows a clear split: Intel dominates integer-heavy and floating-point workloads, while AMD counters with commanding leads in single-core Cinebench tests and prime-number finding. Neither chip is a universal victor, and the choice between them hinges entirely on workload priorities.

Head-to-Head Benchmarks

The most lopsided result favors Intel in PassMark single-thread testing, where the Core i9-14900 scores 4323 against the EPYC 7313’s 2402, a 80% advantage. This is not a small gap; it is a generational chasm in per-thread performance. The same pattern appears in Cinebench R20 single-core, where Intel wins 2245 to 1947, a 15.3% margin. However, the EPYC strikes back decisively in Cinebench R23 single-core, scoring 4637 versus 2212, a 52.3% victory for AMD. The contradiction between R20 and R23 results is striking — it suggests the EPYC’s Zen 3 architecture scales better with the newer benchmark’s workload characteristics.

In multi-core Cinebench, the results flip again. The EPYC wins R23 multi-core with 32847 against Intel’s 31070, a 5.4% edge. But Intel wins R15 multi-core by a massive 44.8% (4793 vs 3310) and R20 multi-core by 15.3% (15910 vs 13795). The EPYC’s 128 MB of shared L3 cache likely explains its R23 advantage, while Intel’s higher boost clock and 24-core count drive the older R15 and R20 scores.

PassMark math tests show Intel’s dominance in raw arithmetic. Floating-point math goes to Intel 120262 vs 78748, a 52.7% lead. Integer math follows suit: 175010 vs 143648, a 21.8% margin. The EPYC fights back in prime-number finding, scoring 310 against Intel’s 188, a 39.4% win. Extended instructions also favor AMD, 33430 vs 30624, an 8.4% edge. Data compression and encryption are close calls, with Intel winning 550271 vs 525507 (4.7%) and 33540 vs 31881 (5.2%) respectively.

Random string sorting goes to Intel 61060 vs 57910, a 5.4% win. PassMark multithread shows Intel ahead 44578 vs 38644, a 15.4% margin. Physics simulation, however, is an AMD stronghold: 3899 vs 2486, a 36.2% win for the EPYC. The overall pattern is that Intel wins throughput-heavy and single-threaded legacy tests, while AMD wins specific scientific and cache-sensitive workloads.

FAQ

Q: Which processor has the higher single-thread performance in PassMark?

A: The Intel Core i9-14900 scores 4323 in PassMark single-thread, which is 80% higher than the AMD EPYC 7313’s 2402. This is Intel’s largest win across all benchmarks.

Q: Does the AMD EPYC 7313 ever beat the Intel Core i9-14900 in multi-core tests?

A: Yes, the EPYC wins Cinebench R23 multi-core with 32847 versus Intel’s 31070, a 5.4% advantage. However, Intel wins R15 and R20 multi-core by 44.8% and 15.3% respectively.

Q: Which CPU has better memory bandwidth on paper?

A: The AMD EPYC 7313 has a rated memory bandwidth of 204.8 GB/s with eight-channel DDR4 support. The Intel Core i9-14900 uses dual-channel DDR4 or DDR5, but no bandwidth figure is listed in the data.

Q: What are the core and thread counts for each CPU?

A: The Intel Core i9-14900 has 24 cores and 32 threads. The AMD EPYC 7313 has 16 cores and 32 threads, meaning equal thread counts despite different core counts.

Q: How do they compare in data encryption workloads?

A: The Intel Core i9-14900 leads PassMark data encryption with 33540 versus the EPYC’s 31881, a 5.2% margin. This is a narrow win for Intel.

Q: Which chip has a higher boost clock?

A: The Intel Core i9-14900 boosts to 5.80 GHz, while the AMD EPYC 7313 boosts to 3.70 GHz. The base clocks are 2.00 GHz for Intel and 3.00 GHz for AMD.

Architecture Differences

The Intel Core i9-14900 is built on Intel’s 10 nm process, fabricated in-house, with a die size of 257 mm². It uses the Raptor Lake architecture, specifically the Raptor Lake-R refresh. The EPYC 7313, in contrast, uses TSMC’s 7 nm process and packs 16,600 million transistors across four dies, each 81 mm². This gives AMD a process-node advantage that translates into higher efficiency per transistor, though Intel compensates with higher clocks.

Cache hierarchies diverge sharply. Intel offers 80 KB of L1 per core, 2 MB of L2 per core, and 36 MB of shared L3. AMD counters with 64 KB L1 per core, 512 KB L2 per core, and a massive 128 MB of shared L3. That 128 MB pool is the EPYC’s secret weapon in cache-heavy workloads like Cinebench R23 and prime-number finding. Intel’s smaller 36 MB L3 is offset by the higher boost clock and more L2 per core.

Memory support differs at a fundamental level. Intel supports both DDR4 and DDR5 with a dual-channel bus, while AMD is limited to DDR4 but uses an eight-channel bus with 204.8 GB/s bandwidth. The EPYC also provides 128 PCIe Gen 4 lanes, whereas Intel offers 16 PCIe Gen 5 lanes. Intel includes integrated UHD Graphics 770; AMD has no integrated graphics. Both support ECC memory. The EPYC’s socket is AMD Socket SP3, while Intel uses Socket 1700.

Specification Differences

• Cores: 24 (Intel) vs 16 (AMD)
• Base Clock: 2.00 GHz (Intel) vs 3.00 GHz (AMD)
• Boost Clock: 5.80 GHz (Intel) vs 3.70 GHz (AMD)
• TDP: 65 W (Intel) vs 155 W (AMD)
• Process Node: 10 nm (Intel) vs 7 nm (AMD)
• Foundry: Intel vs TSMC
• Die Size: 257 mm² (Intel) vs 4x 81 mm² (AMD)
• L2 Cache: 2 MB per core (Intel) vs 512 KB per core (AMD)
• L3 Cache: 36 MB shared (Intel) vs 128 MB shared (AMD)
• Memory Support: DDR4, DDR5 (Intel) vs DDR4 (AMD)
• Memory Bus: Dual-channel (Intel) vs Eight-channel (AMD)
• PCIe: Gen 5, 16 lanes (Intel) vs Gen 4, 128 lanes (AMD)
• Integrated Graphics: UHD Graphics 770 (Intel) vs None (AMD)
• Release Date: 2024-01-07 (Intel) vs 2021-03-14 (AMD)

The Verdict

The Intel Core i9-14900 is the better choice for any workload that rewards raw thread throughput and per-thread speed. It wins 11 of 17 head-to-head benchmarks, with decisive leads in floating-point math (52.7%), single-thread PassMark (80%), and integer math (21.8%). Its 65 W TDP is remarkably low for a 24-core part, making it far easier to cool and power than the EPYC’s 155 W requirement. For desktop users running general productivity, content creation, or gaming-adjacent tasks, the data clearly favors Intel.

The AMD EPYC 7313 is the pick for server environments where cache capacity and memory bandwidth matter more than raw clock speed. Its 128 MB L3 cache and 204.8 GB/s eight-channel memory bandwidth deliver wins in Cinebench R23 multi-core (5.4% ahead) and physics simulation (36.2% ahead). The EPYC also wins single-core R23 by 52.3%, which is bizarre for a server chip but undeniable in the data. If your software is cache-famished or relies on large datasets, the EPYC’s architecture wins.

Neither chip is a clear overall champion. The Intel part has a higher average benchmark score (58115 vs 57399), but the EPYC matches it in percentile ranking at 92. The Intel’s nearest rival list includes the AMD EPYC 9015 with a 1% deficit, while the EPYC’s list includes the Intel Core i9-14900 at -1.2%. The data suggests these are comparable processors in aggregate, but with opposite strengths.

Where Each One Wins

Intel Core i9-14900 wins in: Cinebench R15 multi-core (44.8% ahead), Cinebench R20 multi-core (15.3% ahead), Cinebench R20 single-core (15.3% ahead), PassMark data compression (4.7% ahead), data encryption (5.2% ahead), floating-point math (52.7% ahead), integer math (21.8% ahead), PassMark multithread (15.4% ahead), random string sorting (5.4% ahead), and PassMark single-thread (80% ahead). This is a broad sweep of general-purpose and math-heavy workloads.

AMD EPYC 7313 wins in: Cinebench R15 single-core (32.5% ahead), Cinebench R23 multi-core (5.4% ahead), Cinebench R23 single-core (52.3% ahead), PassMark extended instructions (8.4% ahead), PassMark find prime numbers (39.4% ahead), and PassMark physics (36.2% ahead). These wins cluster in scientific computing, cache-sensitive benchmarks, and the newer Cinebench revision.

The practical split is clear: choose Intel for desktop performance, gaming, and everyday multitasking where its high boost clock and 24 cores shine. Choose AMD for server racks, virtualization, or compute workloads that leverage the 128 MB L3 cache and eight-channel memory. The EPYC’s 128 PCIe Gen 4 lanes also make it superior for storage and networking expansion, while Intel’s 16 Gen 5 lanes are sufficient for a single GPU. Both processors are active in production, so availability is not a concern. The decision comes down to whether you need Intel’s speed or AMD’s cache and bandwidth.