AMD Ryzen 7 9850X3D vs Intel Core i5-14400 Comparison

Head-to-Head Benchmarks

The recorded data presents a strikingly one-sided comparison. Across 15 head-to-head benchmark entries, the AMD Ryzen 7 9850X3D claims 14 wins, while the Intel Core i5-14400 secures a single victory. The magnitude of the AMD advantage varies dramatically by workload, from a modest single-core gap to a near-quintupling in prime number computation.

The largest margin appears in PassMark's find prime numbers test, where the AMD scores 435 against Intel's 80, a delta of 443.8%. This is not a marginal edge but a fundamental difference in how the two processors handle integer-heavy iterative workloads. The AMD's Zen 5 architecture with its large L3 cache appears to eliminate the memory bottlenecks that typically constrain such operations on the Intel part.

Physics simulation shows the second-largest gap. The AMD delivers 4171 points versus 1396 for the Intel, a 198.8% advantage. This workload is highly sensitive to both raw FPU throughput and cache residency, and the AMD's 96 MB shared L3 cache versus the Intel's 20 MB appears to be the decisive factor. The delta here exceeds even the multi-threaded Cinebench R15 gap, indicating that the AMD's advantage grows when the working set fits entirely within its larger cache.

Extended instruction throughput nearly doubles on the AMD side. The PassMark extended instructions test shows 39272 for AMD against 19816 for Intel, a 98.2% delta. This reflects the AMD's modern 4 nm process node and the architectural improvements in Zen 5 over Intel's Raptor Lake design. The Intel part, despite offering more physical cores, cannot compensate for the per-core instruction efficiency deficit.

In integer math, the AMD scores 123140 versus 82017, a 50.1% advantage. Data compression follows a similar pattern at 474501 versus 314995, a 50.6% delta. Encryption shows 22856 against 16731, a 36.6% gap. Random string sorting delivers 49764 versus 32346, a 53.8% edge. Each of these workloads benefits from the AMD's combination of higher clock speeds and the massive L3 cache that keeps frequently accessed data close to the cores.

Multi-threaded performance in PassMark tells a clear story: 41318 for AMD versus 25080 for Intel, a 64.7% delta. This is particularly telling because the Intel i5-14400 has 10 cores and 16 threads, while the AMD has only 8 cores and 16 threads. The AMD achieves a 64.7% higher multi-thread score with fewer physical cores. The per-core efficiency of Zen 5, combined with the 4 nm node, delivers superior parallel throughput despite the core count disadvantage.

The Cinebench R15 multi-core test shows 3551 for AMD versus 2148 for Intel, a 65.3% delta. However, the newer Cinebench R23 multi-core test narrows this to just 7%, with AMD at 22807 and Intel at 21315. This discrepancy suggests that the R23 workload is less cache-sensitive and more dependent on sustained multi-core frequency, where the Intel part's hybrid design holds up better relative to its R15 performance.

Floating-point math delivers 81998 for AMD versus 61549 for Intel, a 33.2% advantage. Single-thread PassMark shows 4704 against 3741, a 25.7% delta. Cinebench R15 single-core delivers 343 versus 303, a 13.2% edge. These narrower margins in single-threaded tests indicate that the AMD's advantage is not purely clock-driven; the base clock differential is 4.70 GHz versus 2.50 GHz, yet the single-core R23 test tells a different story.

The Intel's sole win comes in Cinebench R23 single-core, where it scores 3009 against the AMD's 2228, a -26% delta. This is an anomalous result. The Intel part, with a 4.70 GHz boost clock versus the AMD's 5.60 GHz, somehow outperforms in this specific workload. The data suggests that R23 single-core may be less dependent on raw frequency and more on specific instruction scheduling or power delivery characteristics, but the recorded numbers show a clear Intel victory in this one instance.

FAQ

Q: Which processor has the higher average benchmark score?

A: The AMD Ryzen 7 9850X3D has an average benchmark score of 58386, while the Intel Core i5-14400 records 32115. The AMD sits at the 92nd percentile of all CPUs, the Intel at the 82nd percentile.

Q: How do their nearest rivals compare?

A: The AMD's nearest rival is the Intel Xeon Platinum 8260M with an average score of 58323, a delta of 0.1%. The Intel's closest competitor is the Intel Core i7-12800H at 32121, showing a 0% delta. Both processors sit in competitive clusters where small margins separate them from adjacent parts.

Q: Does the Intel processor win any benchmark test?

A: Yes, the Intel Core i5-14400 wins the Cinebench R23 single-core test with a score of 3009 against the AMD's 2228, a delta of -26%. This is the only head-to-head test where Intel outperforms AMD.

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

A: The largest gap is in the PassMark find prime numbers test. The AMD scores 435 while the Intel scores 80, producing a 443.8% delta. This test shows the AMD at over five times the Intel's performance.

Q: How do the multi-core Cinebench scores compare across versions?

A: In Cinebench R15 multi-core, the AMD leads with 3551 against 2148, a 65.3% delta. In Cinebench R23 multi-core, the AMD leads with 22807 against 21315, a 7% delta. The gap narrows substantially in the newer benchmark version.

Q: What is the single-thread performance relationship?

A: In PassMark single-thread, the AMD scores 4704 against Intel's 3741, a 25.7% delta. In Cinebench R15 single-core, the AMD leads 343 to 303, a 13.2% delta. However, in Cinebench R23 single-core, the Intel wins with 3009 to 2228. The results are inconsistent across different single-thread tests.

Architecture Differences

The AMD Ryzen 7 9850X3D belongs to the 9000 series and uses the Zen 5 architecture, codenamed Granite Ridge. It is manufactured by TSMC on a 4 nm process node, with a die size of 70.6 mm² and 8,315 million transistors. The Intel Core i5-14400 is part of the Core 14th Gen series, using the Raptor Lake architecture with the Raptor Lake-R codename. Intel fabricates it on a 10 nm process with a die size of 215 mm²; the transistor count is not recorded in the database.

Cache organization differs substantially. Both processors share 80 KB of L1 cache per core. The AMD provides 1 MB of L2 per core, while the Intel offers 1.25 MB per core. The critical divergence is in L3 cache: the AMD has 96 MB shared, while the Intel has only 20 MB shared. This 76 MB difference explains the AMD's dominance in cache-sensitive workloads like prime number finding and physics simulation. The AMD's X3D designation, while the exact v-cache specification is not listed, implies additional stacked cache that contributes to this large L3 capacity.

The AMD uses the Zen 5 microarchitecture, which represents a generational leap over Intel's Raptor Lake design. The AMD's 4 nm process node from TSMC is denser than Intel's 10 nm node, allowing more transistors in a smaller die area. The AMD's die size is 70.6 mm² versus Intel's 215 mm², a 3x difference in physical footprint. This density advantage enables higher clock speeds with lower power consumption.

Memory support differs in scope. The AMD supports DDR5 only, with dual-channel configuration and a recorded memory bandwidth of 89.6 GB/s. The Intel supports both DDR4 and DDR5, also in dual-channel, but its memory bandwidth is not recorded in the database. The AMD's exclusive DDR5 support aligns with its newer platform, while the Intel's dual compatibility offers flexibility for existing DDR4 systems.

PCI Express capabilities show a difference in lane count. The AMD provides Gen 5 with 24 lanes from the CPU, while the Intel offers Gen 5 with 16 lanes. This gives the AMD more headroom for multiple high-bandwidth devices like GPUs and NVMe storage. The integrated graphics also differ: the AMD uses Radeon Graphics, while the Intel uses UHD Graphics 730.

The socket and platform requirements separate the two entirely. The AMD uses AMD Socket AM5, while the Intel uses Intel Socket 1700. This means motherboard compatibility is mutually exclusive; a system built for one cannot accept the other.

Specification Differences

The core and thread counts present a nuanced picture. The AMD has 8 cores and 16 threads. The Intel has 10 cores and 16 threads. Despite having two fewer physical cores, the AMD matches the thread count and outperforms in multi-threaded tests, indicating that its per-core efficiency compensates for the core deficit.

Clock speeds favor the AMD significantly. The AMD's base clock is 4.70 GHz with a boost clock of 5.60 GHz. The Intel's base clock is 2.50 GHz with a boost clock of 4.70 GHz. This represents a 2.20 GHz base clock advantage and a 0.90 GHz boost clock advantage for the AMD. The higher base clock is particularly notable, as it indicates sustained performance without requiring boost conditions.

Thermal design power differs by 55 watts. The AMD has a TDP of 120, while the Intel has a TDP of 65. The AMD's higher TDP reflects its higher clock speeds and larger cache, which require more power to maintain. The Intel's lower TDP suggests greater efficiency at lower performance levels, but the data shows the AMD delivers substantially higher performance despite the higher power envelope.

The production process and foundry differ. The AMD is fabricated by TSMC at 4 nm, while the Intel uses its own foundry at 10 nm. The AMD's smaller process node enables the higher clock speeds and lower die size.

Release dates separate the parts by approximately two years. The AMD was released on 2026-01-28, while the Intel was released on 2024-01-07. The AMD's later release means it benefits from more recent architectural improvements.

The multiplier unlock status differs. The AMD has an unlocked multiplier, allowing overclocking. The Intel has a locked multiplier, restricting overclocking capabilities. This gives the AMD additional performance headroom for users who adjust clock settings.

The part numbers and integrated graphics differ. The AMD's part number is 100-000001973 with Radeon Graphics. The Intel's part number is SRN3QSRN46 with UHD Graphics 730. Both processors support ECC memory.

The Verdict

The data indicates a clear overall winner for raw performance. The AMD Ryzen 7 9850X3D wins 14 of 15 head-to-head benchmark tests and nearly doubles the Intel's average benchmark score, 58386 versus 32115. The AMD also holds a 92nd percentile ranking versus the Intel's 82nd percentile. For any workload that benefits from large cache capacity, high clock speeds, or modern process node efficiency, the AMD delivers superior measured results.

The Intel Core i5-14400 has a single recorded victory in Cinebench R23 single-core. This one win carries limited weight given that the AMD wins every other test, often by substantial margins. The Intel's 10-core configuration does not translate into multi-threaded wins, as the AMD's 8 cores with higher clocks and larger cache produce superior parallel scores.

The Intel's lower TDP of 65 versus the AMD's 120 suggests lower power consumption, but the database does not record actual power draw in workloads. The Intel's support for both DDR4 and DDR5 memory provides platform flexibility that the AMD's DDR5-only support does not offer. The Intel's Socket 1700 platform may be more accessible for users with existing DDR4 systems, though the database does not quantify this advantage.

The AMD's launch MSRP is $499, while the Intel's is $221. The database records these values but does not provide any performance-per-dollar analysis. The raw benchmark data, however, shows the AMD delivering approximately 82% higher average performance, with individual test deltas ranging from 7% to 443.8% in its favor.

Where Each One Wins

The AMD Ryzen 7 9850X3D wins in nearly every recorded workload category. Prime number computation, physics simulation, extended instructions, data compression, encryption, integer math, floating-point math, random string sorting, and multi-threaded PassMark all go to the AMD by margins from 33.2% to 443.8%. Cinebench R15 in both single and multi-core variants also favors the AMD. The PassMark single-thread test shows a 25.7% AMD advantage.

The Intel Core i5-14400 wins only Cinebench R23 single-core, where it scores 3009 against the AMD's 2228. This workload appears to favor the Intel's specific combination of Raptor Lake architecture and boost behavior. The Intel's 10-core design with 1.25 MB L2 per core may provide an advantage in this particular test's instruction mix, though the database does not specify the exact reasons.

The Intel's platform flexibility is its other advantage. Support for both DDR4 and DDR5 memory, combined with Intel Socket 1700, allows builds to use existing DDR4 memory modules. The AMD requires DDR5, which may be a consideration for system upgrades, though the database records no performance comparison between the two memory types.

The AMD's higher TDP and unlocked multiplier indicate it is designed for enthusiasts who can provide adequate cooling and are willing to accept higher power draw for maximum performance. The Intel's lower TDP and locked multiplier position it as a more restrained part, suitable for systems where power efficiency is prioritized over peak performance. The recorded benchmark data, however, shows the AMD delivering superior results across the vast majority of workloads regardless of these design differences.