AMD EPYC 7272 vs Intel Core i9-12900E Comparison

The AMD EPYC 7272 and the Intel Core i9-12900E occupy very different corners of the processor market, one aimed at server racks and the other at desktop towers. The recorded data shows a surprisingly consistent benchmark picture, with the Intel part taking a clean sweep across every tested workload. This analysis walks through those results, what they mean for each processor’s intended role, and the architectural choices that explain the gap.

Head-to-Head Benchmarks

The head-to-head comparison is unambiguous. Across all six Cinebench tests, the Intel Core i9-12900E wins outright. The margins are strikingly uniform, hovering around 9 percent in every single test. In Cinebench R15 multi-core, the EPYC 7272 scores 2155 while the i9-12900E posts 2371, a delta of 9.1 percent in Intel’s favor. The single-core R15 test tells the same story: 304 for the EPYC versus 334 for Intel, a 9 percent gap.

Moving to Cinebench R20, the pattern holds. The EPYC 7272 delivers 8982 in multi-core, while the i9-12900E reaches 9882, again a 9.1 percent advantage. Single-core R20 shows 1267 for AMD and 1394 for Intel, a 9.1 percent delta. The consistency is notable: the performance difference does not widen or shrink as the workload scales from single-threaded to multi-threaded rendering.

Cinebench R23, the most demanding of the suite, follows the exact same trajectory. Multi-core scores are 21386 for the EPYC and 23529 for the i9-12900E, a 9.1 percent lead for Intel. Single-core R23 results are 3019 versus 3321, again a 9.1 percent margin. These are not isolated spikes; they represent a steady, repeatable advantage across every rendering test in the database.

The database also records the i9-12900E’s Geekbench scores, which the EPYC 7272 does not have listed. The Intel part scores 10280 in Geekbench multi-core and 1775 in single-core. Since the EPYC 7272 has no comparable Geekbench entry, the direct head-to-head comparison cannot be extended there, but the Cinebench results already paint a clear picture.

The overall benchmark average reinforces the hierarchy. The EPYC 7272 has an average benchmark score of 6186, while the i9-12900E averages 6611. That is a difference of roughly 425 points, or about 6.9 percent, which aligns with the consistent 9 percent deltas seen in the individual Cinebench tests when accounting for the Geekbench results that only appear for Intel.

The percentile rankings are close but still favor Intel. The EPYC 7272 sits at the 61st percentile among all CPUs in the database, while the i9-12900E sits at the 62nd. This near parity in percentile despite the consistent benchmark lead suggests the EPYC’s results are clustered with many other capable processors, while the i9-12900E edges slightly higher in the overall distribution.

The Verdict

The data is decisive for raw compute performance. The Intel Core i9-12900E outperforms the AMD EPYC 7272 in every recorded multi-core and single-core test, with margins between 9 and 9.1 percent. If the sole criterion is benchmark scores, the i9-12900E is the clear winner.

However, the intended use case changes the interpretation. The EPYC 7272 is a server and workstation part, built for AMD Socket SP3 platforms with eight-channel DDR4 memory and 128 PCIe Gen 4 lanes. The i9-12900E is a desktop processor on Intel Socket 1700 with dual-channel memory and 20 PCIe Gen 5 lanes. The EPYC’s memory bandwidth is listed at 85.3 GB/s, a figure the Intel part does not match in the database. For workloads that depend on memory throughput rather than raw core speed, the EPYC’s platform advantages may matter more than its lower Cinebench scores.

Buyers choosing a processor for high-core-count server virtualization or memory-heavy database workloads would likely prefer the EPYC 7272 despite its benchmark deficit. Those building a desktop workstation where single-thread speed and lower power draw are priorities would gravitate to the i9-12900E. The benchmark data does not declare a universal winner; it shows which processor wins in each context.

The i9-12900E also carries an integrated GPU, the UHD Graphics 770, while the EPYC has none. For systems that need display output without a discrete graphics card, that is a practical advantage. The EPYC, by contrast, targets headless servers where integrated graphics are irrelevant.

FAQ

Q: Which processor has the higher single-core performance?

A: The Intel Core i9-12900E wins every single-core test. In Cinebench R23 single-core, it scores 3321 against the EPYC 7272’s 3019, a 9.1 percent lead.

Q: Is the AMD EPYC 7272 competitive in multi-core tests?

A: The EPYC 7272 is competitive in absolute terms, scoring 21386 in Cinebench R23 multi-core, but the i9-12900E still beats it by 9.1 percent, posting 23529.

Q: What is the difference in core counts?

A: The EPYC 7272 has 12 cores and 24 threads. The i9-12900E has 16 cores and 24 threads. Both support 24 threads, but the Intel part has 4 additional physical cores.

Q: Does the EPYC 7272 support ECC memory?

A: Yes, the EPYC 7272 supports ECC memory. The i9-12900E does not list ECC support in the database.

Q: Which processor has a higher boost clock?

A: The i9-12900E boosts to 5.00 GHz, while the EPYC 7272 boosts to 3.20 GHz.

Q: How do their average benchmark scores compare?

A: The i9-12900E averages 6611, while the EPYC 7272 averages 6186. That is a difference of about 425 points in Intel’s favor.

Specification Differences

The core counts differ significantly. The EPYC 7272 has 12 cores and 24 threads, while the i9-12900E has 16 cores and 24 threads. Both reach 24 threads, but Intel does so with more physical cores.

Clock speeds favor Intel. The EPYC 7272 has a base clock of 2.90 GHz and a boost clock of 3.20 GHz. The i9-12900E has a base clock of 2.30 GHz but a boost clock of 5.00 GHz. The boost advantage is substantial, 1.80 GHz higher on the Intel part.

Power figures also differ. The EPYC 7272 has a TDP of 120 watts, while the i9-12900E has a TDP of 65 watts. The Intel part delivers higher benchmark scores at nearly half the thermal envelope.

Memory support diverges. The EPYC 7272 supports DDR4 memory only, with an eight-channel memory bus and 85.3 GB/s bandwidth. The i9-12900E supports both DDR4 and DDR5, but with a dual-channel bus and no listed bandwidth figure.

PCIe capabilities are platform-dependent. The EPYC 7272 offers Gen 4 with 128 lanes (CPU only). The i9-12900E offers Gen 5 with 20 lanes (CPU only). The lane count difference is enormous, favoring the server chip.

Integrated graphics are present only on the Intel part, which lists UHD Graphics 770. The EPYC has no integrated graphics. The multiplier is unlocked on the i9-12900E, while the EPYC 7272 is locked.

Release dates differ by over two years. The EPYC 7272 launched on 2019-08-06, while the i9-12900E launched on 2022-01-03.

Architecture Differences

The manufacturing process separates the two. The EPYC 7272 uses a 7 nm process from TSMC, while the i9-12900E uses a 10 nm process from Intel. The EPYC’s die is listed as 2x 74 mm², while the i9-12900E’s die is 215 mm². The EPYC also lists 7,600 million transistors, while the Intel part has no transistor count recorded.

The underlying architectures are completely different. The EPYC 7272 uses Zen 2 with the codename Rome, part of the EPYC 7002 series. The i9-12900E uses Alder Lake with the codename Alder Lake-S, part of Core 12th Gen. Zen 2 is a monolithic server design, while Alder Lake is a hybrid desktop design, though the database does not break down the P-core and E-core split for the 12900E.

Cache layouts differ substantially. The EPYC 7272 has 64 KB of L1 per core, 512 KB of L2 per core, and 32 MB of L3 per die with a total of 64 MB L3. The i9-12900E has 80 KB of L1 per core, 1.25 MB of L2 per core, and 30 MB of shared L3. The EPYC’s total L3 is more than double the Intel part’s L3, which may help in certain cache-sensitive server workloads.

Memory architecture is a key differentiator. The EPYC 7272 supports eight-channel DDR4 memory with 85.3 GB/s of bandwidth. The i9-12900E supports dual-channel DDR4 and DDR5, but no bandwidth figure is listed. The EPYC’s memory subsystem is designed for massive throughput, while the Intel part is optimized for lower latency in consumer workloads.

The market segments are explicit in the database. The EPYC 7272 is categorized as Server/Workstation, while the i9-12900E is categorized as Desktop. This explains the platform differences: Socket SP3 versus Socket 1700, 128 PCIe Gen 4 lanes versus 20 PCIe Gen 5 lanes, and ECC support versus no ECC support.

Where Each One Wins

The Intel Core i9-12900E wins every single benchmark test recorded in the head-to-head comparison. It is faster in all six Cinebench tests, with a consistent 9.1 percent margin in R20 and R23, and 9 to 9.1 percent in R15. It also has a higher boost clock, 5.00 GHz versus 3.20 GHz, and a lower TDP, 65 watts versus 120 watts. For desktop workloads, rendering, single-threaded applications, and any scenario where raw benchmark scores matter, the i9-12900E is the stronger choice.

The AMD EPYC 7272 wins in platform-level specifications. It offers eight-channel memory with 85.3 GB/s bandwidth, 128 PCIe Gen 4 lanes, and ECC memory support. It has 64 MB of total L3 cache, more than double the i9-12900E’s 30 MB. It is built for server sockets with large memory capacities and many peripherals. For virtualization hosts, memory-bandwidth-bound workloads, and enterprise storage systems, the EPYC 7272’s platform advantages outweigh its benchmark deficit.

The i9-12900E also wins on integrated graphics, with UHD Graphics 770 available for systems without a discrete GPU. The EPYC 7272 has no integrated graphics, which is standard for server processors but a limitation for desktop use.

The production status of both parts is listed as Active, so neither is discontinued. The EPYC 7272 has a launch MSRP of $625, while the i9-12900E has a launch MSRP of $494. Those figures are informational only and do not factor into the performance analysis.

The final takeaway from the data is that the i9-12900E is the faster processor by every measured benchmark, but the EPYC 7272 addresses a different class of system. A buyer selecting a desktop CPU should choose the i9-12900E without hesitation. A buyer building a dual-socket server with heavy memory traffic should examine the EPYC 7272’s platform capabilities, which the benchmark scores do not capture. The database records only compute performance, and on that axis, Intel wins every round.