AMD Ryzen 7 PRO 9745 vs Intel Xeon 6511P Comparison

Head-to-Head Benchmarks

The head-to-head data presents a stark split between the two processors. The Intel Xeon 6511P dominates the multi-threaded and throughput-oriented workloads, winning 9 of the 11 recorded comparisons. The AMD Ryzen 7 PRO 9745 secures only two wins, but those are in the single-threaded and single-threaded duplicate tests, where it delivers a decisive margin.

The largest victory for the Intel Xeon 6511P comes in the PassMark physics test. The Xeon records a score of 4678 against the Ryzen's 2026, a delta of -56.7% for the AMD part. This is the most lopsided result in the entire comparison, indicating a massive advantage in the physics simulation workload. Similarly, the floating-point math test shows the Xeon at 127307 versus the Ryzen's 82461, a -35.2% delta, demonstrating a substantial lead in raw computational throughput for scientific and engineering tasks.

In the integer math test, the Xeon scores 162524 compared to the Ryzen's 124167, a -23.6% delta. The data compression test shows the Xeon at 640808 against 457211, a -28.7% delta, and the random string sorting test yields a score of 67809 for the Xeon versus 49219 for the Ryzen, a -27.4% delta. The extended instructions test shows the Xeon at 50730 versus 36800, a -27.5% delta, and the data encryption test shows 31429 for the Xeon against 22848 for the Ryzen, a -27.3% delta. The find prime numbers test shows the Xeon at 308 against 188, a -39% delta, and the multithread test, which is a strong overall indicator of parallel performance, gives the Xeon a score of 45687 versus the Ryzen's 38201, a -16.4% delta.

The AMD Ryzen 7 PRO 9745's wins are narrow but absolute in the single-threaded domain. It scores 4624 in the PassMark single-thread test, while the Intel Xeon 6511P manages only 2545. This results in a delta of 81.7% in favor of the AMD processor. This is a massive gap, and it highlights a fundamental difference in design philosophy. The Ryzen's high clock speed and efficient architecture give it a commanding lead in workloads that rely on a single core's performance, such as legacy applications, certain scripting tasks, and user interface responsiveness.

Overall, the average benchmark score for the AMD Ryzen 7 PRO 9745 is 74761, while the Intel Xeon 6511P averages 71051. This places the AMD part in the 95th percentile of all CPUs, and the Intel part in the 94th percentile. The AMD processor's nearest rival is the AMD Ryzen 9 9950X, with an average score of 74640 and a delta of 0.2%, while the Intel Xeon 6511P's closest competitor is the Intel Core Ultra 7 265K, with an average score of 70879 and a delta of 0.2%. The data shows that while the Xeon wins most specific tests, the Ryzen's single-thread performance is so strong that it boosts its overall average score above the Xeon's.

FAQ

Q: Which processor has the higher single-thread performance?

A: The AMD Ryzen 7 PRO 9745 is significantly ahead. It scores 4624 in the PassMark single-thread test, which is 81.7% higher than the Intel Xeon 6511P's score of 2545.

Q: In which workload does the Intel Xeon 6511P show its largest advantage?

A: The largest advantage is in the PassMark physics test. The Intel Xeon 6511P scores 4678, which is 56.7% higher than the AMD Ryzen 7 PRO 9745's score of 2026.

Q: How do the two processors compare in overall multithreaded performance?

A: The Intel Xeon 6511P leads in the PassMark multithread test with a score of 45687, which is 16.4% higher than the AMD Ryzen 7 PRO 9745's score of 38201.

Q: What are the average benchmark scores for each processor?

A: The AMD Ryzen 7 PRO 9745 has an average benchmark score of 74761, while the Intel Xeon 6511P has an average score of 71051.

Q: Does the Intel Xeon 6511P win any tests by a narrow margin?

A: No. The Intel Xeon 6511P's smallest margin of victory is in the multithread test, where it is 16.4% ahead. All other wins for the Xeon are by margins of 23.6% or more.

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

A: The AMD Ryzen 7 PRO 9745 is ranked in the 95th percentile, while the Intel Xeon 6511P is in the 94th percentile.

Where Each One Wins

The benchmark data indicates a clear division of strengths. The AMD Ryzen 7 PRO 9745 is the clear winner for any application that is constrained by single-core performance. Its 81.7% lead in the single-thread test makes it the superior choice for older software, real-time interactive workloads, and tasks that cannot be easily parallelized. The data suggests this processor would excel in scenarios where low latency and high clock speeds matter more than raw core count.

The Intel Xeon 6511P, with its 16 cores and 32 threads, is the dominant performer in heavily multi-threaded environments. The data shows it winning all the major throughput tests, including data compression, encryption, integer math, floating-point math, and physics. Its 56.7% lead in the physics test and 39% lead in the find prime numbers test are particularly notable for workloads like scientific simulation, financial modeling, and complex rendering. The Xeon's 16.4% lead in the multithread test reinforces its position as the better choice for server and workstation tasks that can utilize all available cores.

For a mixed workload, the AMD Ryzen 7 PRO 9745 has a higher average benchmark score (74761) and a higher percentile ranking (95th), suggesting that its single-thread advantage provides a better overall experience for a general-purpose user. However, for a dedicated server or workstation that will run heavily parallel code, the Intel Xeon 6511P's consistent wins in the multi-threaded tests make it the more appropriate hardware. The choice comes down to whether the primary workload is latency-sensitive and single-threaded, or throughput-oriented and multi-threaded.

Specification Differences

The two processors differ fundamentally in their core configurations. The AMD Ryzen 7 PRO 9745 has 8 cores and 16 threads, while the Intel Xeon 6511P has 16 cores and 32 threads. The AMD part has a base clock of 3.80 GHz and a boost clock of 5.40 GHz, whereas the Intel part has a base clock of 2.30 GHz and a boost clock of 4.20 GHz. The thermal design power (TDP) also differs significantly, with the AMD processor rated at 65 watts and the Intel processor at 150 watts.

The memory configurations are also distinct. The AMD Ryzen 7 PRO 9745 supports DDR5 memory over a dual-channel bus with a bandwidth of 89.6 GB/s. The Intel Xeon 6511P supports DDR5 memory over an eight-channel bus with a bandwidth of 409.6 GB/s. Both processors support ECC memory. The PCIe connectivity differs as well, with the AMD part offering Gen 5 with 24 lanes (CPU only), and the Intel part offering Gen 5 with 136 lanes (CPU only).

The AMD Ryzen 7 PRO 9745 includes integrated Radeon Graphics, while the Intel Xeon 6511P has no integrated graphics (N/A). The sockets are different: the AMD processor uses AMD Socket AM5, and the Intel processor uses Intel Socket 4710. The AMD part has a release date of 2025-09-15, while the Intel part has a release date of 2025-02-23. The Intel Xeon 6511P has a launch MSRP of $815. The AMD Ryzen 7 PRO 9745 has a part number of 100-000001408, and the Intel Xeon 6511P has a part number of SRVU9. Neither processor has an unlocked multiplier.

Architecture Differences

The architectural divide is significant. The AMD Ryzen 7 PRO 9745 is built on the Zen 5 (Granite Ridge) architecture, with a 4 nm process node fabricated by TSMC. It has a codename of Granite Ridge and belongs to the 9000 series. The processor contains 8,315 million transistors on a die size of 70.6 mm². Its cache hierarchy includes 80 KB of L1 cache per core, 1 MB of L2 cache per core, and 32 MB of shared L3 cache.

The Intel Xeon 6511P is based on the Granite Rapids architecture, with a 5 nm process node fabricated by Intel. It belongs to the Xeon 6 (Granite Rapids-SP) generation. The datasheet does not list a transistor count or die size for this part. Its cache configuration is different, with 112 KB of L1 cache per core, 2 MB of L2 cache per core, and a larger 72 MB of shared L3 cache.

The process node difference is notable: the AMD part uses a 4 nm process from TSMC, while the Intel part uses a 5 nm process from Intel. The cache allocation also reveals different design goals. The Intel Xeon 6511P has more L1 and L2 cache per core, and more than double the total L3 cache (72 MB versus 32 MB), which is likely intended to feed its larger core count and multi-threaded workloads. The AMD Ryzen 7 PRO 9745's smaller cache, combined with its higher clock speeds and 4 nm process, points to a design optimized for single-thread efficiency and lower power consumption. The Intel Xeon 6511P's architecture, with its eight-channel memory bus and 136 PCIe lanes, is clearly built for maximum data throughput in a server environment.