AMD Ryzen 5 5600XT vs AMD Ryzen 7 7840H Comparison

FAQ

Q: Which processor has the higher multi-threaded performance in Cinebench R23?

A: The AMD Ryzen 7 7840H scores 23,731 points in Cinebench R23 multi-core, which is 26.7% ahead of the AMD Ryzen 5 5600XT's 18,724 points. This is the largest multi-core margin in the Cinebench suite between the two.

Q: Does the Ryzen 5 5600XT win any benchmarks at all?

A: Yes, it wins two tests in the recorded data. It scores 143 in PassMark find prime numbers versus 83 for the 7840H, a 42% advantage, and it edges out the 7840H in PassMark physics with 1,322 points versus 1,301, a 1.6% lead.

Q: How much does the 7840H lead in single-core performance?

A: In PassMark single thread, the 7840H scores 3,641 versus 3,469 for the 5600XT, a 5% lead. In Cinebench R20 single-core, the gap widens to 26.8% (1,407 vs 1,110), and in R23 single-core it is 26.7% (3,350 vs 2,643).

Q: What is the average benchmark score difference between the two?

A: The Ryzen 7 7840H has an average benchmark score of 29,868, while the Ryzen 5 5600XT has 28,940. The 7840H sits in the 81st percentile of all CPUs, and the 5600XT also sits in the 81st percentile.

Q: Which processor supports faster memory?

A: The Ryzen 7 7840H supports DDR5 memory with a bandwidth of 89.6 GB/s, while the Ryzen 5 5600XT supports DDR4 with a bandwidth of 51.2 GB/s. Both use dual-channel memory buses and support ECC memory.

Q: What are the core and thread counts for each processor?

A: The Ryzen 7 7840H has 8 cores and 16 threads, while the Ryzen 5 5600XT has 6 cores and 12 threads. The 7840H also has a higher boost clock at 5.10 GHz compared to 4.70 GHz for the 5600XT.

The Verdict

The data paints a clear picture: the AMD Ryzen 7 7840H is the dominant performer in this comparison, winning 15 of the 17 head-to-head benchmark tests. Its victories are not marginal; in several workloads it leads by 25% to 47%, which indicates a substantial performance tier separation. The 7840H is the right choice for anyone prioritizing raw throughput in multi-threaded applications like video rendering, code compilation, or data processing, as demonstrated by its 26.7% lead in Cinebench R23 multi-core and 36.1% lead in PassMark integer math.

The AMD Ryzen 5 5600XT, while clearly behind in most tests, does show two specific strengths. Its 42% advantage in the PassMark find prime numbers test suggests a niche where its architecture excels, and its near-parity in PassMark physics (only 1.6% behind) hints at competitive performance in certain specialized calculations. However, these two wins are isolated and do not offset the 7840H's broad superiority.

For a desktop user building on the AM4 platform with DDR4 memory, the 5600XT might be the only compatible option in this pair, given its socket and memory support. But from a pure performance standpoint, the recorded data consistently favors the 7840H. The 7840H also includes integrated graphics (Radeon 780M), whereas the 5600XT has no integrated graphics, making the 7840H a more versatile option for systems without a discrete GPU. The choice is straightforward: the 7840H wins decisively on performance, while the 5600XT only makes sense for those specifically needing its unique advantages in prime number calculations or physics simulations.

Head-to-Head Benchmarks

The benchmark data reveals a systematic pattern: the Ryzen 7 7840H wins by similar margins across most Cinebench tests, indicating a consistent per-core advantage. In Cinebench R15 multi-core, the 7840H scores 2,392 versus 1,887 for the 5600XT, a 26.8% lead. The single-core R15 test shows a 26.7% margin (337 vs 266). This consistency continues in R20, where the multi-core margin is 26.7% (9,967 vs 7,864) and single-core is 26.8% (1,407 vs 1,110). R23 shows the same 26.7% margin in both multi-core (23,731 vs 18,724) and single-core (3,350 vs 2,643).

The PassMark suite shows even larger gaps in some tests. The biggest single win for the 7840H is in extended instructions, where it scores 25,654 versus 17,450, a 47% advantage. Floating point math follows closely with a 44.9% lead (58,724 vs 40,537). Random string sorting shows a 45.9% margin (38,938 vs 26,693), and integer math has a 36.1% gap (96,692 vs 71,063). Data compression shows a 32.8% lead (341,520 vs 257,118), while data encryption is closer at 26.5% (20,162 vs 15,944).

The 7840H also wins the multi-threaded PassMark test with 27,919 points versus 22,283, a 25.3% margin. In single-threaded PassMark, the lead narrows to just 5% (3,641 vs 3,469), which is notable because it shows the 5600XT is more competitive in lightly threaded workloads.

The 5600XT's two wins are interesting anomalies. The find prime numbers test shows it scoring 143 versus 83 for the 7840H, a 42% margin that stands out as the only significant victory for the 5600XT. The physics test is much closer: 1,322 versus 1,301, a 1.6% edge. These results suggest that the 5600XT's architecture has specific strengths in certain mathematical operations, even though it loses overwhelmingly in most other categories.

Specification Differences

The two processors differ in nearly every fundamental specification. The Ryzen 7 7840H belongs to the 7000 series, while the 5600XT is from the 5000 series. The 7840H has 8 cores and 16 threads, compared to 6 cores and 12 threads for the 5600XT. The base clock is 3.80 GHz for the 7840H versus 3.70 GHz for the 5600XT, and the boost clock is 5.10 GHz versus 4.70 GHz.

The TDP figures differ significantly: the 7840H is rated at 35 watts, while the 5600XT is rated at 65 watts. This is a notable difference because the 7840H delivers higher performance at a lower power envelope, which is characteristic of its newer architecture and process node.

The sockets are incompatible: the 7840H uses AMD Socket FP8, while the 5600XT uses AMD Socket AM4. The 7840H is a mobile processor, while the 5600XT is a desktop processor. The 5600XT has an unlocked multiplier, allowing overclocking, while the 7840H does not.

Memory support differs completely: the 7840H uses DDR5 with 89.6 GB/s bandwidth, while the 5600XT uses DDR4 with 51.2 GB/s bandwidth. Both support ECC memory and dual-channel operation. The 7840H includes integrated Radeon 780M graphics, while the 5600XT has no integrated graphics.

The 5600XT has a release date of October 30, 2024, while the 7840H has no recorded release date in the database. The 5600XT's part number is 100-000001585, while the 7840H has multiple part numbers: 100-000000955 (FP7r2), 100-000000964 (FP7), and 100-000001129 (FP8).

Architecture Differences

The architectural gap between these two processors is substantial. The Ryzen 7 7840H uses Zen 4 architecture on a 4 nm process node, codenamed Phoenix. In contrast, the Ryzen 5 5600XT uses Zen 3 architecture on a 7 nm process node, codenamed Vermeer. Both are manufactured by TSMC, but the 4 nm node is significantly more advanced, which explains the 7840H's higher performance despite its lower TDP.

The transistor counts highlight the scale difference: the 7840H packs 25,000 million transistors on a 178 mm² die, while the 5600XT has 4,150 million transistors on a 74 mm² die. This is a massive difference in transistor density and complexity.

Cache configurations also differ. The 7840H has 64 KB of L1 cache per core and 1 MB of L2 cache per core, with 16 MB of shared L3 cache. The 5600XT also has 64 KB of L1 per core, but only 512 KB of L2 per core, while having a larger 32 MB of shared L3 cache. This means the 5600XT has twice the L3 cache, which could explain its competitive performance in certain memory-heavy workloads like the find prime numbers test, despite its older architecture.

The 7840H's Zen 4 architecture brings significant IPC improvements over Zen 3, as evidenced by the consistent 26.7% single-core lead in Cinebench tests. The 5600XT does not have any 3D V-Cache option recorded, and neither does the 7840H. The 7840H's memory bandwidth advantage (89.6 GB/s vs 51.2 GB/s) is directly tied to its DDR5 support, which is a key architectural benefit for memory-intensive tasks.

Where Each One Wins

The Ryzen 7 7840H wins in virtually every production-oriented workload. It excels in multi-threaded rendering, as shown by its 26.7% lead in Cinebench R23 multi-core. Its 32.8% advantage in data compression and 26.5% lead in data encryption make it the better choice for file archiving and security-related tasks. The 47% lead in extended instructions suggests superior performance in workloads that use advanced CPU instruction sets, such as multimedia encoding or scientific simulations.

The 7840H's 44.9% lead in floating point math and 36.1% lead in integer math indicate strong general computational capabilities, making it suitable for engineering, financial modeling, and data analysis. Its 45.9% advantage in random string sorting points to better performance in database operations and text processing. The 5% lead in single-threaded PassMark and 26.7% lead in single-core Cinebench R23 mean it also handles everyday applications and lightly threaded software better.

The Ryzen 5 5600XT has a narrow but real niche. Its 42% lead in find prime numbers suggests it is better suited for certain cryptographic or mathematical workloads that rely on prime number generation. The near-tie in PassMark physics (1.6% behind) indicates competitive performance in physics simulations, which could be relevant for certain game engines or scientific applications. Its larger 32 MB L3 cache might also provide an advantage in workloads that benefit from more cache, even if the benchmark data does not show widespread wins.

For users on the AM4 platform with DDR4 memory already installed, the 5600XT offers a path to upgrade without changing motherboards or memory, though this comes with a significant performance penalty in most tests. The 7840H, with its integrated Radeon 780M graphics, is better for compact systems or laptops where a discrete GPU is unnecessary, and its lower TDP (35W vs 65W) makes it more suitable for power-constrained environments. The data strongly favors the 7840H, with the 5600XT only winning in specialized mathematical tasks.