AMD EPYC 7261 vs AMD Ryzen 7 4700U Comparison

The AMD EPYC 7261 and AMD Ryzen 7 4700U are both 8-core AMD processors, but they occupy opposite ends of the computing spectrum: one is a server/workstation part built for sustained throughput, the other a mobile chip engineered for efficiency. Benchmark results show a split decision, with each processor winning two of the four shared tests. The EPYC 7261 dominates in modern multi-threaded workloads, while the Ryzen 7 4700U takes the lead in legacy benchmarks and single-core tests. Both processors sit at the 50th percentile of all CPUs, and their average benchmark scores are nearly identical (2740 vs 2722), yet the nature of their wins tells a clear story about intended use cases.

Head-to-Head Benchmarks

The most decisive result comes from Cinebench R23 multi-core, where the EPYC 7261 scores 9476 against the Ryzen 7 4700U's 7378. That is a 28.4% advantage for the EPYC, a massive margin that reflects its server-class design. The EPYC also edges out the Ryzen in Cinebench R23 single-core, scoring 1337 versus 1220.5, a 9.5% lead. These are the modern workloads that matter most for current software, and the EPYC 7261 wins both convincingly.

The Ryzen 7 4700U, however, turns the tables in the older Cinebench R15 tests. In multi-core, it scores 1094.5 against the EPYC's 954, a 12.8% victory. In single-core, it scores 180 versus 134, a 25.6% blowout. The Ryzen's single-core advantage in R15 is particularly stark, showing that its Zen 2 architecture delivers far better per-thread performance in that benchmark generation. The data indicates the Ryzen 7 4700U is the stronger choice for legacy single-threaded applications, while the EPYC 7261 is built for modern multi-core scaling.

The overall win count is tied at 2-2, but the margins tell a different story. The EPYC's largest victory (28.4%) is more than double the Ryzen's largest loss (12.8%). Conversely, the Ryzen's biggest win (25.6%) comes in a test where the EPYC's score is extraordinarily low at 134. The EPYC's 9.5% single-core win in R23 shows it is not simply a brute-force server chip; it can hold its own in newer single-threaded tests. The average benchmark scores corroborate this near-parity: the EPYC averages 2740, while the Ryzen averages 2722, a difference of just 0.7%.

FAQ

Q: Which processor has the higher average benchmark score?

A: The AMD EPYC 7261 has a slightly higher average benchmark score of 2740, compared to the AMD Ryzen 7 4700U's 2722. The difference is only 0.7%, placing the two processors statistically on par.

Q: How does the Ryzen 7 4700U compare to the EPYC 7261 in Cinebench R15 multi-core?

A: The Ryzen 7 4700U wins decisively, scoring 1094.5 against the EPYC 7261's 954. This represents a 12.8% advantage for the mobile processor in this legacy benchmark.

Q: Is the EPYC 7261 better in any single-core test?

A: Yes. In Cinebench R23 single-core, the EPYC 7261 scores 1337, beating the Ryzen 7 4700U's 1220.5 by 9.5%. This shows the server chip has competitive modern single-thread performance.

Q: What is the biggest performance gap between the two processors?

A: The largest gap is in Cinebench R15 single-core, where the Ryzen 7 4700U scores 180 against the EPYC 7261's 134, a 25.6% difference. The second-largest gap is the EPYC's 28.4% win in Cinebench R23 multi-core.

Q: Which processor has the higher boost clock?

A: The AMD Ryzen 7 4700U has a boost clock of 4.10 GHz, while the AMD EPYC 7261 boosts to just 2.90 GHz. The EPYC's base clock is higher at 2.50 GHz, but the Ryzen's boost clock is substantially faster.

Q: Do both processors support the same memory configuration?

A: No. The EPYC 7261 supports eight-channel memory with a bandwidth of 170.6 GB/s, while the Ryzen 7 4700U supports dual-channel memory with a bandwidth of 51.2 GB/s. Both support DDR4 and PCIe Gen 3.

The Verdict

The data points to a clear conclusion: choose the AMD EPYC 7261 for modern multi-threaded server or workstation workloads, and choose the AMD Ryzen 7 4700U for legacy single-threaded tasks or mobile use. The EPYC 7261's 28.4% lead in Cinebench R23 multi-core is the single most important metric, as it reflects sustained performance in current rendering and compute-heavy applications. Its 9.5% win in R23 single-core further solidifies its position as the more future-proof processor. The Ryzen 7 4700U's wins in R15 are notable but less relevant for contemporary software, and its 25.6% single-core advantage in that test is offset by its poor showing in the newer R23 suite.

The EPYC 7261 is the better processor for anyone running modern multi-threaded software, including video rendering, scientific computing, or virtualization. Its 8 cores and 16 threads, combined with a 32 MB shared L3 cache and eight-channel memory, make it a serious compute platform. The Ryzen 7 4700U, with its 8 cores and 8 threads, is best suited for mobile laptops where the 15W TDP and integrated Radeon Graphics 448SP are essential. Its 4.10 GHz boost clock gives it strong legacy single-core performance, but its 8 MB shared L3 cache and dual-channel memory limit its multi-threaded ceiling. The average benchmark scores are nearly identical, but the distribution of wins makes the EPYC 7261 the recommended choice for demanding, modern workloads.

Specification Differences

The two processors differ in almost every fundamental specification. The EPYC 7261 has 8 cores and 16 threads, while the Ryzen 7 4700U has 8 cores and 8 threads. The EPYC's base clock is 2.50 GHz, lower than the Ryzen's 2000.00 MHz base, but the Ryzen's boost clock of 4.10 GHz far exceeds the EPYC's 2.90 GHz. The EPYC has a TDP of 170W, versus the Ryzen's 15W, reflecting its server-class power envelope. The EPYC uses AMD Socket SP3, while the Ryzen uses AMD Socket FP6. The EPYC supports ECC memory; the Ryzen does not. The EPYC has a 32 MB shared L3 cache, while the Ryzen has only 8 MB. The EPYC's memory bus is eight-channel with 170.6 GB/s bandwidth, versus the Ryzen's dual-channel 51.2 GB/s. The EPYC has no integrated graphics; the Ryzen includes Radeon Graphics 448SP. Finally, the EPYC has an unlocked multiplier, while the Ryzen does not.

Architecture Differences

The architectural gap is generational. The EPYC 7261 is built on the original Zen architecture (codename Naples) using a 14 nm process from GlobalFoundries, with a die size of 213 mm² and 4,800 million transistors. The Ryzen 7 4700U uses the newer Zen 2 architecture (codename Renoir) on a 7 nm process from TSMC, with a smaller 156 mm² die but more transistors at 9,800 million. This process advantage explains the Ryzen's higher boost clock and better single-thread performance in older tests. The EPYC's 32 MB shared L3 cache is four times larger than the Ryzen's 8 MB, which helps its multi-threaded workloads. The EPYC also features eight-channel memory support versus the Ryzen's dual-channel, giving it a 170.6 GB/s memory bandwidth compared to 51.2 GB/s. The EPYC is an unlocked multiplier part aimed at server tuning, while the Ryzen is locked for mobile efficiency. The Ryzen's integrated Radeon Graphics 448SP is a feature the EPYC entirely lacks.

Where Each One Wins

The AMD EPYC 7261 wins in modern multi-threaded applications, as evidenced by its 28.4% lead in Cinebench R23 multi-core. Its 16 threads, 32 MB L3 cache, and eight-channel memory bandwidth make it the superior choice for rendering, video encoding, database workloads, and any software that scales across cores. Its 9.5% win in Cinebench R23 single-core also makes it the pick for newer single-threaded applications that benefit from the Zen architecture's improvements. The EPYC's 170W TDP and server socket indicate it belongs in a rack-mounted or workstation chassis where sustained load is the norm.

The AMD Ryzen 7 4700U wins in legacy benchmarks and mobile applications. Its 25.6% lead in Cinebench R15 single-core and 12.8% lead in R15 multi-core show that it excels in older software that does not take advantage of the EPYC's larger cache or memory bandwidth. The Ryzen's 15W TDP and integrated Radeon Graphics 448SP make it the only viable choice for laptops and ultra-thin devices. Its 4.10 GHz boost clock delivers snappy performance in everyday tasks, and its 7 nm process gives it a transistor density advantage that the EPYC cannot match. For users running legacy applications on a battery-powered device, the Ryzen 7 4700U is the clear winner. For server rooms running modern workloads, the EPYC 7261 is the only logical selection.