AMD Ryzen 5 8400F vs AMD Ryzen 7 5700 Comparison

Head-to-Head Benchmarks

The benchmark comparison between the AMD Ryzen 7 5700 and the AMD Ryzen 5 8400F reveals a clear split: the Ryzen 7 5700 dominates in raw multithreaded throughput and memory-intensive workloads, while the Ryzen 5 8400F counters with superior single-thread performance and specific compute tasks. The recorded data shows 16 wins for the Ryzen 5 8400F against 7 wins for the Ryzen 7 5700, yet the margin of victory matters more than the count.

The Ryzen 7 5700's largest advantages come in integer and encryption workloads. In passmark_integer_math, the Ryzen 7 5700 scores 90091 against 74021 for the Ryzen 5 8400F, a 21.7% lead. Similarly, passmark_data_encryption shows 20096 versus 16646, a 20.7% advantage. These results indicate that the Ryzen 7 5700's additional two cores and four threads translate directly into substantial gains for compute-heavy arithmetic workloads. The floating-point math test reinforces this pattern, with the Ryzen 7 5700 scoring 51427 against 46217, an 11.3% lead.

The Ryzen 7 5700 also wins in 3DMark multithreaded tests. In 3dmark_16_threads, it scores 6628 versus 6091, an 8.8% advantage. The 3dmark_max_threads test shows 6617 against 6165, a 7.3% lead, and 3dmark_8_threads records 5585 versus 5275, a 5.9% edge. Data compression follows suit: passmark_data_compression shows 316699 against 288158, a 9.9% win for the Ryzen 7 5700.

The Ryzen 5 8400F, however, wins decisively in single-threaded and lightly threaded tests. The most striking result is passmark_find_prime_numbers, where the Ryzen 5 8400F scores 89 against 58, a 34.8% advantage. This is the largest delta in the entire comparison. Passmark_physics also heavily favors the Ryzen 5 8400F, with 1332 versus 984, a 26.1% lead. Single-thread performance shows a 10.6% gap: 3685 against 3296 in both passmark_single_thread and passmark_singlethread.

The Ryzen 5 8400F also wins the 3DMark low-thread tests. In 3dmark_2_threads, it scores 1874 versus 1762, a 6% advantage, and in 3dmark_4_threads, 3563 versus 3382, a 5.1% lead. The single-thread 3DMark test shows 951 against 901, a 5.3% edge. The Cinebench suite presents a curious pattern: the Ryzen 5 8400F wins every Cinebench test, but by very narrow margins. In Cinebench R23 multicore, the Ryzen 5 8400F scores 20851 against 20655, a 0.9% difference. Single-core R23 shows 2943 versus 2916, also 0.9%. The R20 and R15 tests mirror this, with all deltas between 0.9% and 1%. The passmark_extended_instructions test also narrowly favors the Ryzen 5 8400F, at 22175 versus 21945, a 1% difference.

The multithread passmark test is nearly a tie: 24389 for the Ryzen 5 8400F against 24303 for the Ryzen 7 5700, a 0.4% margin. Random string sorting favors the Ryzen 5 8400F by 4.2%, with 34604 against 33138.

The overall average benchmark scores place the Ryzen 7 5700 at 25517 and the Ryzen 5 8400F at 25005, a 2% gap in favor of the Ryzen 7 5700. The Ryzen 7 5700 sits at the 78th percentile against all CPUs, while the Ryzen 5 8400F sits at the 77th percentile. In the nearest rival comparisons, the Ryzen 7 5700 trails the Intel Xeon D-2752TER by 0.1% and the AMD Ryzen 5 6600H by 0.1%, while leading the AMD Ryzen 5 7640U by 0.1% and the AMD Ryzen 7 5825U by 0.3%. The Ryzen 5 8400F leads the AMD Ryzen 5 7500F by 0.2%, the Intel Core i7-11850H by 0.3%, and the Intel Core i7-13620H by 0.4%, while trailing the AMD EPYC 9474F by 0.4%.

FAQ

Q: Which processor wins in single-threaded performance?

A: The AMD Ryzen 5 8400F wins all single-thread tests. It leads by 10.6% in passmark_single_thread (3685 vs 3296), 5.3% in 3dmark_single_thread (951 vs 901), and 1% in Cinebench R15 single-core (296 vs 293). The R20 and R23 single-core tests also favor the Ryzen 5 8400F by 1% and 0.9%, respectively.

Q: How do the two processors compare in Cinebench R23 multicore?

A: The Ryzen 5 8400F edges out the Ryzen 7 5700 by 0.9%, scoring 20851 against 20655. This narrow margin is surprising given the Ryzen 7 5700 has 8 cores and 16 threads versus 6 cores and 12 threads for the Ryzen 5 8400F. The extra cores do not translate into a Cinebench win for the Ryzen 7 5700.

Q: Which processor is better for encryption workloads?

A: The AMD Ryzen 7 5700 is significantly better. In passmark_data_encryption, it scores 20096 against 16646 for the Ryzen 5 8400F, a 20.7% advantage. This is one of the largest deltas in the comparison and suggests the Ryzen 7 5700's core count provides a substantial benefit for encryption tasks.

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

A: The largest gap is in passmark_find_prime_numbers, where the Ryzen 5 8400F scores 89 versus 58 for the Ryzen 7 5700, a 34.8% advantage for the Ryzen 5 8400F. This test measures prime number computation, and the Ryzen 5 8400F's architecture appears far more efficient for this specific workload.

Q: How close are the overall average benchmark scores?

A: The Ryzen 7 5700 has an average benchmark score of 25517, while the Ryzen 5 8400F averages 25005. This is a 2% difference in favor of the Ryzen 7 5700. Despite the Ryzen 5 8400F winning more individual tests, the Ryzen 7 5700's larger wins in math and encryption lift its overall average higher.

Q: Which processor has a higher percentile ranking among all CPUs?

A: The AMD Ryzen 7 5700 ranks at the 78th percentile against all CPUs, while the AMD Ryzen 5 8400F ranks at the 77th percentile. The one-percentile difference reflects the Ryzen 7 5700's slightly higher average benchmark score.

Architecture Differences

The two processors belong to different AMD generations and use fundamentally different silicon. The AMD Ryzen 7 5700 is built on the Zen 3 architecture with the Cezanne codename, manufactured on a 7 nm process at TSMC. The AMD Ryzen 5 8400F uses the Zen 4 architecture with the Phoenix codename, manufactured on a 4 nm process, also at TSMC. The process node difference is significant: 7 nm versus 4 nm, which contributes to the Ryzen 5 8400F's higher clock speeds and better single-thread efficiency.

The Ryzen 7 5700 packs 10,700 million transistors on a 180 mm² die. The Ryzen 5 8400F contains 25,000 million transistors on a 178 mm² die. Despite having fewer cores, the Ryzen 5 8400F packs more than twice the transistor count into a slightly smaller die, reflecting the denser 4 nm process and the more complex Zen 4 design.

Cache configurations differ notably. Both processors share the same 64 KB L1 cache per core. The L2 cache differs: the Ryzen 7 5700 has 512 KB per core, while the Ryzen 5 8400F has 1 MB per core, doubling the L2 capacity per core. The L3 cache is 16 MB for both, but the Ryzen 7 5700's is not explicitly labeled as shared, while the Ryzen 5 8400F's is listed as 16 MB shared.

Memory support represents a major architectural split. The Ryzen 7 5700 supports DDR4 memory with dual-channel access and a memory bandwidth of 51.2 GB/s. The Ryzen 5 8400F supports DDR5 memory, also dual-channel, with a much higher memory bandwidth of 83.2 GB/s. This 32 GB/s difference in theoretical bandwidth can affect memory-sensitive workloads. The Ryzen 7 5700 supports ECC memory, while the Ryzen 5 8400F does not.

PCIe connectivity also differs by generation. The Ryzen 7 5700 provides PCIe Gen 3 with 20 lanes (CPU only). The Ryzen 5 8400F provides PCIe Gen 4 with 20 lanes (CPU only). The newer PCIe standard doubles the per-lane bandwidth, which matters for GPU and NVMe storage connectivity.

The integrated graphics situation differs as well. The Ryzen 7 5700 has no integrated graphics listed, while the Ryzen 5 8400F lists integrated graphics as "N/A". Both processors require a discrete GPU for display output.

The sockets are incompatible. The Ryzen 7 5700 uses AMD Socket AM4, while the Ryzen 5 8400F uses AMD Socket AM5. This means motherboard compatibility is completely different between the two, with the AM5 platform being the newer standard.

Both processors have unlocked multipliers, allowing overclocking. The Ryzen 7 5700 is part of the 5000 series, while the Ryzen 5 8400F is part of the 8000 series. Both are listed as Active in production status and target the Desktop market segment.

Specification Differences

The core and thread counts differ: the Ryzen 7 5700 has 8 cores and 16 threads, while the Ryzen 5 8400F has 6 cores and 12 threads. This two-core, four-thread difference drives the Ryzen 7 5700's multithreaded advantages.

Clock speeds favor the Ryzen 5 8400F. The base clock is 4.20 GHz for the Ryzen 5 8400F versus 3.70 GHz for the Ryzen 7 5700. The boost clock is 4.70 GHz for the Ryzen 5 8400F versus 4.60 GHz for the Ryzen 7 5700. The Ryzen 5 8400F runs 0.50 GHz higher at base and 0.10 GHz higher at boost.

Both processors have a 65 W TDP. The architecture and codename differ: Zen 3 with Cezanne for the Ryzen 7 5700, Zen 4 with Phoenix for the Ryzen 5 8400F. The process node differs as detailed above: 7 nm versus 4 nm.

The transistor count and die size differ: 10,700 million transistors on 180 mm² for the Ryzen 7 5700, versus 25,000 million transistors on 178 mm² for the Ryzen 5 8400F.

Memory support differs: DDR4 for the Ryzen 7 5700, DDR5 for the Ryzen 5 8400F. Memory bandwidth is 51.2 GB/s versus 83.2 GB/s. ECC memory support is true for the Ryzen 7 5700 and false for the Ryzen 5 8400F.

PCIe generation differs: Gen 3 for the Ryzen 7 5700, Gen 4 for the Ryzen 5 8400F. Both have 20 lanes (CPU only).

The socket differs: AM4 for the Ryzen 7 5700, AM5 for the Ryzen 5 8400F. The release dates differ: the Ryzen 7 5700 launched on 2022-04-03, while the Ryzen 5 8400F launched on 2024-03-31. The launch MSRP for the Ryzen 7 5700 is $179, and for the Ryzen 5 8400F it is $170.

The part numbers differ: 100-000000743 for the Ryzen 7 5700, 100-000001591 for the Ryzen 5 8400F. The Ryzen 7 5700's generation is listed as "Ryzen 7 (Zen 3 (Cezanne))", while the Ryzen 5 8400F's is "Ryzen 5 (Zen 4 (Phoenix))".

Where Each One Wins

The AMD Ryzen 7 5700 is the clear choice for multithreaded integer and floating-point compute workloads. Its 21.7% lead in integer math and 11.3% lead in floating-point math make it suitable for scientific computing, financial modeling, and any task that relies heavily on arithmetic operations. The 20.7% encryption advantage positions it well for security-focused applications, including VPN servers, disk encryption, and secure communication gateways. The 9.9% data compression win makes it the better option for file archiving, backup systems, and database workloads that involve significant compression and decompression.

The Ryzen 7 5700 also wins in 3DMark multithreaded tests, with leads of 8.8% in 16-thread, 7.3% in max-thread, and 5.9% in 8-thread tests. This suggests it holds an advantage in rendering and simulation workloads that scale with core count. The overall average benchmark score of 25517 versus 25005, a 2% difference, reinforces that the Ryzen 7 5700 provides a modest but consistent edge in aggregate performance.

The AMD Ryzen 5 8400F is the better choice for single-threaded and lightly threaded workloads. Its 10.6% lead in passmark single-thread tests and 5.3% lead in 3DMark single-thread make it the stronger option for everyday desktop responsiveness, web browsing, and office productivity. The 34.8% advantage in prime number finding is exceptional, indicating the Zen 4 architecture's efficiency in certain algorithmic workloads. The 26.1% physics test lead suggests it handles game physics and simulation code better.

The Ryzen 5 8400F wins all Cinebench tests, including multicore, despite having fewer cores. The 0.9% margin in R23 multicore shows that its higher clock speeds and architectural efficiency nearly offset the core deficit. This makes it a strong candidate for content creation software that uses Cinebench-like rendering paths, where the per-core performance matters as much as core count.

The Ryzen 5 8400F also wins in random string sorting by 4.2%, a test that benefits from its higher memory bandwidth of 83.2 GB/s versus 51.2 GB/s. For users working with large in-memory datasets, sorting, and text processing, the Ryzen 5 8400F offers a measurable advantage.

The practical use-case split is clear. For multithreaded compute, encryption, compression, and rendering that scales with cores, the Ryzen 7 5700 is the stronger processor. For single-thread responsiveness, gaming physics, prime computation, and memory-bandwidth-sensitive tasks, the Ryzen 5 8400F wins. The 16 wins versus 7 wins tally favors the Ryzen 5 8400F, but the Ryzen 7 5700's larger margins in its winning categories mean the overall average score still favors the Ryzen 7 5700. Users should choose based on their specific workload mix, not the win count alone.