AMD Ryzen 7 5700X vs Intel Core i9-10900K Comparison

Head-to-Head Benchmarks

The head-to-head data shows a clear split: the Intel Core i9-10900K dominates heavily threaded workloads and certain specialized tasks, while the AMD Ryzen 7 5700X takes the majority of wins across the broader benchmark suite. Of the 23 recorded tests, the Ryzen 7 5700X claims 13 wins, while the Core i9-10900K secures 10.

The largest single victory belongs to the Intel part in Cinebench R23 single-core, where it scores 2667 against the Ryzen's 1499, a 77.9% advantage. This is a striking outlier, especially since the Ryzen wins the 3DMark single-thread test by 7.6% (921 vs. 851) and PassMark single-thread by 8% (3385 vs. 3113). The Cinebench R23 result suggests the Intel architecture's boost behavior delivers exceptional performance in that specific rendering workload, even while losing most other single-thread comparisons.

In multi-threaded rendering, the Intel chip posts a 43.3% lead in Cinebench R23 multi-core (18895 vs. 13184). The 3DMark max-threads test shows a 30.5% advantage (8938 vs. 6850), and the 16-thread 3DMark test shows a 20.4% edge (8257 vs. 6858). These results align with the Core i9-10900K's 10 cores and 20 threads versus the Ryzen's 8 cores and 16 threads. However, the older Cinebench R15 multi-core test tells the opposite story: the Ryzen wins by 18.2% (2329 vs. 1904). This reversal indicates that the Intel part's advantage grows with newer, more demanding rendering loads, while the Ryzen holds its own in legacy workloads.

The Ryzen 7 5700X shows its strengths in cryptographic and compression-adjacent tasks. PassMark data encryption goes to the AMD chip by a massive 61.4% (20198 vs. 7796). Prime number finding also favors the Ryzen by 47.1% (119 vs. 63). Integer math goes to AMD by 7.9% (92749 vs. 85404). The Ryzen wins PassMark physics by 23% (1337 vs. 1029) and PassMark multithread by 15.6% (26612 vs. 22452).

The Intel part counters with wins in data compression (16% ahead, 375336 vs. 323610), random string sorting (38.4% ahead, 46389 vs. 33512), extended instructions (13.2% ahead, 24620 vs. 21755), and floating-point math (2.5% ahead, 53123 vs. 51842). The 8-thread 3DMark test goes to Intel by 7.9% (6221 vs. 5768), and Cinebench R15 single-core goes to Intel by 5.9% (268 vs. 253).

GeekBench results are close but favor AMD: multi-core by 1.8% (10779 vs. 10583) and single-core by 15.1% (2016 vs. 1711). The 2-thread and 4-thread 3DMark tests go to the Ryzen by 7.3% and 5.7%, respectively.

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core i9-10900K records an average benchmark score of 27872, while the AMD Ryzen 7 5700X averages 27578. Both sit at the 79th percentile among all CPUs. The Intel part's nearest rival is the AMD Ryzen 7 6800U at 27887 (-0.1% delta), while the Ryzen 7 5700X's closest competitor is the Intel Core i5-12600K at 27578 (0% delta).

Q: How does the Intel Core i9-10900K's core and thread count compare to the Ryzen 7 5700X?

A: The Intel Core i9-10900K provides 10 cores and 20 threads, while the AMD Ryzen 7 5700X provides 8 cores and 16 threads. This core advantage helps explain the Intel chip's 30.5% lead in 3DMark max-threads and its 43.3% lead in Cinebench R23 multi-core.

Q: Which processor wins in single-threaded performance?

A: The results are mixed. The AMD Ryzen 7 5700X wins 3DMark single-thread (921 vs. 851, a 7.6% edge) and PassMark single-thread (3385 vs. 3113, an 8% edge). However, the Intel Core i9-10900K wins Cinebench R23 single-core by a dominant 77.9% (2667 vs. 1499) and Cinebench R15 single-core by 5.9% (268 vs. 253).

Q: Which CPU has better memory bandwidth?

A: The AMD Ryzen 7 5700X has a higher recorded memory bandwidth at 51.2 GB/s, compared to the Intel Core i9-10900K's 46.9 GB/s. Both support DDR4 memory in dual-channel configuration.

Q: Does either processor include integrated graphics?

A: The Intel Core i9-10900K includes UHD Graphics 630. The AMD Ryzen 7 5700X has no integrated graphics, meaning a discrete GPU is required for display output.

Q: What are the production statuses of these two CPUs?

A: The Intel Core i9-10900K is listed as end-of-life, while the AMD Ryzen 7 5700X is listed as active. The Intel part was released on 2020-04-29, and the AMD part on 2022-04-03.

Architecture Differences

The Intel Core i9-10900K uses the Comet Lake architecture on a 14 nm process node fabricated by Intel. The die size measures 206 mm². The AMD Ryzen 7 5700X uses the Zen 3 architecture, codenamed Vermeer, on a 7 nm process node from TSMC. The AMD die is substantially smaller at 74 mm², with 4,150 million transistors recorded.

Cache configurations differ significantly. Both have 64 KB of L1 cache per core. The Intel part has 256 KB of L2 cache per core, while the AMD part has 512 KB per core, double the amount. For L3, the Intel Core i9-10900K has 20 MB shared, while the Ryzen 7 5700X has 32 MB shared, a 60% larger pool.

Memory support shows both use DDR4 with dual-channel buses. The AMD chip has higher memory bandwidth at 51.2 GB/s versus Intel's 46.9 GB/s. The Ryzen 7 5700X supports ECC memory, while the Intel Core i9-10900K does not.

PCIe capabilities differ by generation and lane count. The Intel part provides PCIe Gen 3 with 16 lanes (CPU only). The AMD part provides PCIe Gen 4 with 20 lanes (CPU only), offering both a newer generation and more lanes.

The integrated graphics situation is a key differentiator. The Intel Core i9-10900K includes UHD Graphics 630, whereas the AMD Ryzen 7 5700X has no integrated graphics at all. This makes the Intel chip a more self-contained option for systems without a discrete GPU.

Power characteristics also diverge. The Intel part has a TDP of 125 watts, while the AMD part has a TDP of 65 watts. This lower power draw aligns with the Ryzen's smaller process node and fewer cores. Both processors have unlocked multipliers for overclocking.

Socket compatibility separates the platforms entirely. The Intel Core i9-10900K uses Intel Socket 1200, while the AMD Ryzen 7 5700X uses AMD Socket AM4. These are not interchangeable.

The Verdict

The data points to different use cases for each processor. The Intel Core i9-10900K is the stronger choice for heavily threaded rendering workloads that stress modern multi-core performance. Its 43.3% lead in Cinebench R23 multi-core and 30.5% lead in 3DMark max-threads demonstrate a clear advantage when all cores are engaged under current-generation rendering engines.

The AMD Ryzen 7 5700X wins more individual benchmarks overall (13 vs. 10), and it shows particular strength in encryption, integer math, physics simulation, and prime number calculations. Its 61.4% lead in data encryption and 47.1% lead in prime finding make it the better option for workloads that rely on those specific instruction patterns. The Ryzen also wins the PassMark multithread test by 15.6%, which suggests that in general multi-threaded productivity, the AMD chip holds an edge despite having fewer cores.

For single-threaded tasks, the picture is contradictory. The Ryzen wins 3DMark single-thread and PassMark single-thread by similar margins (7.6% and 8%), but the Intel chip wins Cinebench R23 single-core by an extraordinary 77.9%. Users should consider which specific application matters most, as the Cinebench result is an outlier that may not generalize.

The Intel Core i9-10900K also offers integrated graphics, which the Ryzen lacks. This makes the Intel part viable for systems without a discrete GPU. However, the Ryzen's 65 watt TDP, smaller 7 nm process, active production status, and ECC memory support present practical advantages for system builders.

Specification Differences

Cores and Threads: Intel Core i9-10900K has 10 cores and 20 threads. AMD Ryzen 7 5700X has 8 cores and 16 threads.

Base and Boost Clock: Intel runs at 3.70 GHz base and 5.30 GHz boost. AMD runs at 3.40 GHz base and 4.60 GHz boost.

TDP: Intel is rated at 125 watts. AMD is rated at 65 watts.

Process Node: Intel uses 14 nm. AMD uses 7 nm.

Foundry: Intel uses Intel as the foundry. AMD uses TSMC.

Die Size: Intel measures 206 mm². AMD measures 74 mm².

Transistors: Intel has no recorded transistor count. AMD has 4,150 million transistors.

L2 Cache: Intel has 256 KB per core. AMD has 512 KB per core.

L3 Cache: Intel has 20 MB shared. AMD has 32 MB shared.

Memory Bandwidth: Intel records 46.9 GB/s. AMD records 51.2 GB/s.

ECC Memory: Intel does not support ECC. AMD supports ECC.

PCIe: Intel provides Gen 3 with 16 lanes. AMD provides Gen 4 with 20 lanes.

Integrated Graphics: Intel includes UHD Graphics 630. AMD has none.

Socket: Intel uses Socket 1200. AMD uses Socket AM4.

Production Status: Intel is end-of-life. AMD is active.

Release Date: Intel was released 2020-04-29. AMD was released 2022-04-03.

Launch MSRP: Intel launched at $547. AMD launched at $299.

Where Each One Wins

Intel Core i9-10900K wins in:

• Modern multi-core rendering: Cinebench R23 multi-core (43.3% ahead) and Cinebench R15 single-core (5.9% ahead)
• High-thread 3DMark tests: max-threads (30.5% ahead) and 16-threads (20.4% ahead)
• Data compression: PassMark data compression (16% ahead)
• Random string sorting: PassMark random string sorting (38.4% ahead)
• Extended instructions: PassMark extended instructions (13.2% ahead)
• Floating-point math: PassMark floating-point math (2.5% ahead)
• 8-thread workloads: 3DMark 8-threads (7.9% ahead)
• Systems without discrete graphics, thanks to integrated UHD Graphics 630

AMD Ryzen 7 5700X wins in:

• Encryption: PassMark data encryption (61.4% ahead)
• Prime number calculations: PassMark find prime numbers (47.1% ahead)
• Physics simulation: PassMark physics (23% ahead)
• General multithreaded productivity: PassMark multithread (15.6% ahead)
• Integer math: PassMark integer math (7.9% ahead)
• Single-threaded tests: 3DMark single-thread (7.6% ahead) and PassMark single-thread (8% ahead)
• Low-thread 3DMark tests: 2-threads (7.3% ahead) and 4-threads (5.7% ahead)
• GeekBench: multi-core (1.8% ahead) and single-core (15.1% ahead)
• Legacy rendering: Cinebench R15 multi-core (18.2% ahead)
• Lower power operation with a 65 watt TDP versus 125 watts
• ECC memory support and PCIe Gen 4 connectivity