AMD Ryzen AI Embedded P185i vs AMD Ryzen Threadripper 9960X Comparison

FAQ

Q: How do the core and thread counts differ between the two processors?

A: The AMD Ryzen AI Embedded P185i has 12 cores and 24 threads, while the AMD Ryzen Threadripper 9960X doubles that with 24 cores and 48 threads. This gives the Threadripper a 100% advantage in raw multi-threaded work capacity.

Q: What are the maximum clock speeds of each processor?

A: The Ryzen AI Embedded P185i boosts up to 5.10 GHz, while the Ryzen Threadripper 9960X boosts slightly higher to 5.30 GHz. The Threadripper also has a higher base clock of 4.20 GHz compared to the embedded chip's 2.00 GHz base.

Q: Which processor supports more PCIe lanes?

A: The Ryzen Threadripper 9960X provides 80 PCIe Gen 5 lanes from the CPU, whereas the Ryzen AI Embedded P185i offers only 16 PCIe Gen 4 lanes. This is a major differentiator for expansion-heavy workloads.

Q: What integrated graphics do these processors have?

A: The Ryzen AI Embedded P185i includes Radeon 890M integrated graphics, while the Ryzen Threadripper 9960X has no integrated graphics at all (N/A), requiring a discrete GPU.

Q: Are both processors currently in production?

A: Yes, both the Ryzen AI Embedded P185i and the Ryzen Threadripper 9960X have an "Active" production status in the database.

Q: What is the thermal design power for each chip?

A: The Ryzen AI Embedded P185i has a TDP of 28 watts, while the Ryzen Threadripper 9960X has a TDP of 350 watts. The embedded processor is designed for efficiency, and the desktop chip for sustained high performance.

Architecture Differences

The two processors share the same fundamental Zen 5 architecture but are engineered for vastly different environments. The Ryzen AI Embedded P185i uses the Gorgon Point codename and belongs to the Ryzen AI Embedded generation, which combines Zen 5 and Zen 5c cores. Its die size is 233 mm², and it is built on a 4 nm process at TSMC. The Threadripper 9960X, using the Shimada Peak codename, is a pure Zen 5 design from the Ryzen Threadripper 9000 series. It also uses a 4 nm TSMC process but with a different physical layout: four separate dies at 70.6 mm² each, totaling 33,260 million transistors.

Cache hierarchies differ substantially. The embedded P185i allocates 80 KB of L1 per core, while the Threadripper uses 64 KB per core. Both share 1 MB of L2 per core. The L3 cache is where the gap becomes significant: the P185i has 16 MB total, but the Threadripper has 128 MB total, an eightfold increase. This larger L3 pool benefits the Threadripper in data-heavy workloads that repeatedly access large datasets.

Memory support also splits the two. The P185i supports both DDR5 and LPDDR5X memory in a dual-channel configuration, with 89.6 GB/s of bandwidth. The Threadripper supports DDR5 in a quad-channel configuration, delivering 204.8 GB/s. Both support ECC memory, which suits reliability-focused environments. The P185i uses the AMD Socket FP8, while the Threadripper uses AMD Socket sTR5, reflecting their mobile and desktop market segments respectively.

PCIe capabilities further reinforce the positioning. The P185i provides 16 Gen 4 lanes from the CPU, sufficient for one GPU or a few NVMe drives. The Threadripper provides 80 Gen 5 lanes, enough for multiple high-end GPUs and storage arrays. The Threadripper also has an unlocked multiplier for overclocking, while the P185i does not. The P185i includes Radeon 890M integrated graphics, which is absent on the Threadripper.

Head-to-Head Benchmarks

The benchmark database shows no direct head-to-head results between these two processors, and neither has recorded individual benchmark scores. The percentile ranking for both is 50th among all CPUs, and the average benchmark score is zero for both. This means a direct numerical comparison from measurements is not available in the recorded data.

What can be stated from the specification data is the expected performance direction. The Threadripper 9960X doubles the core and thread count, quadruples the memory channels, and offers 8x the L3 cache. These factors strongly favor the Threadripper in multi-threaded compute tasks. The P185i, with a 2.00 GHz base clock versus 4.20 GHz on the Threadripper, will trail in sustained all-core throughput despite its 5.10 GHz boost capability.

The Threadripper's boost clock of 5.30 GHz is marginally higher than the P185i's 5.10 GHz, but the larger differentiator is the core count. For workloads that scale linearly with threads, the Threadripper can process twice as many threads simultaneously. The P185i, however, has a much lower TDP of 28 watts versus 350 watts, suggesting it can deliver a meaningful portion of its performance in a fraction of the power envelope.

Memory bandwidth is another clear separator. The Threadripper's 204.8 GB/s is over twice the P185i's 89.6 GB/s. Memory-intensive applications such as large in-memory databases, video rendering, and scientific simulation will benefit significantly from this bandwidth advantage. The L3 cache difference, 128 MB versus 16 MB, further compounds the Threadripper's advantage in cache-sensitive workloads.

Specification Differences

The following fields differ between the two processors:

• Cores: 12 (P185i) vs 24 (Threadripper)
• Threads: 24 (P185i) vs 48 (Threadripper)
• Base Clock: 2.00 GHz (P185i) vs 4.20 GHz (Threadripper)
• Boost Clock: 5.10 GHz (P185i) vs 5.30 GHz (Threadripper)
• TDP: 28 W (P185i) vs 350 W (Threadripper)
• Socket: AMD Socket FP8 (P185i) vs AMD Socket sTR5 (Threadripper)
• Codename: Gorgon Point (P185i) vs Shimada Peak (Threadripper)
• Generation: Ryzen AI Embedded (Zen 5 / Zen 5c) (P185i) vs Ryzen Threadripper (Zen 5 Shimada Peak) (Threadripper)
• Die Size: 233 mm² (P185i) vs 4x 70.6 mm² (Threadripper)
• Transistors: Not specified (P185i) vs 33,260 million (Threadripper)
• L1 Cache: 80 KB per core (P185i) vs 64 KB per core (Threadripper)
• L3 Cache: 16 MB (P185i) vs 128 MB (Threadripper)
• Memory Support: DDR5, LPDDR5X (P185i) vs DDR5 (Threadripper)
• Memory Bus: Dual-channel (P185i) vs Quad-channel (Threadripper)
• Memory Bandwidth: 89.6 GB/s (P185i) vs 204.8 GB/s (Threadripper)
• PCIe: Gen 4, 16 lanes (P185i) vs Gen 5, 80 lanes (Threadripper)
• Integrated Graphics: Radeon 890M (P185i) vs N/A (Threadripper)
• Market Segment: Mobile (P185i) vs Desktop (Threadripper)
• Release Date: February 2026 (P185i) vs July 2025 (Threadripper)
• Launch MSRP: Not provided (P185i) vs $1499 (Threadripper)
• Multiplier Unlocked: No (P185i) vs Yes (Threadripper)
• Part Number: Unknown (P185i) vs 100-000001595 (Threadripper)

The Verdict

The recorded data presents two clearly distinct products. The AMD Ryzen Threadripper 9960X is positioned for maximum throughput in a desktop workstation context. Its 24 cores, 48 threads, 128 MB L3 cache, quad-channel memory, and 80 PCIe Gen 5 lanes make it the appropriate choice for heavy parallel workloads such as video encoding, 3D rendering, compile farms, or scientific computing. The 204.8 GB/s memory bandwidth and 5.30 GHz boost clock support sustained high-performance operation. The launch MSRP is $1499.

The AMD Ryzen AI Embedded P185i serves a different purpose entirely. With 12 cores, 24 threads, and a 28 W TDP, it is designed for embedded and mobile systems where power efficiency and integrated graphics matter more than absolute compute capacity. The Radeon 890M integrated graphics eliminates the need for a separate GPU in many embedded applications. Its support for LPDDR5X memory and dual-channel configuration suits compact system designs.

The benchmark data shows neither processor has recorded scores, so the verdict relies on the specification differences. Users requiring maximum multi-threading, memory bandwidth, cache capacity, and PCIe expansion should select the Threadripper 9960X. Users building power-constrained embedded systems with integrated graphics needs should select the P185i.

Where Each One Wins

AMD Ryzen Threadripper 9960X wins in:

• Multi-threaded compute: 24 cores and 48 threads double the parallel capacity of the P185i.
• Cache-heavy workloads: 128 MB L3 cache is eight times larger than 16 MB.
• Memory-intensive applications: 204.8 GB/s bandwidth is more than double 89.6 GB/s.
• Expansion and I/O: 80 PCIe Gen 5 lanes greatly exceed 16 Gen 4 lanes.
• Sustained all-core performance: a 4.20 GHz base clock is over twice the P185i's 2.00 GHz base.
• Overclocking: an unlocked multiplier allows user-controlled frequency tuning.
• Memory capacity: quad-channel DDR5 supports more memory modules than dual-channel.

AMD Ryzen AI Embedded P185i wins in:

• Power efficiency: 28 W TDP versus 350 W, suitable for thermally constrained designs.
• Integrated graphics: Radeon 890M provides display output without a discrete GPU.
• Memory flexibility: supports both DDR5 and LPDDR5X, including low-power memory.
• Mobile form factors: FP8 socket and mobile market segment fit compact systems.
• Per-core L1 cache: 80 KB per core versus 64 KB per core on the Threadripper.
• Release timing: recorded as releasing in February 2026, later than the Threadripper's July 2025 date.

The data indicates no single processor dominates across all metrics. The Threadripper 9960X delivers superior raw compute and I/O capability. The P185i delivers superior efficiency and integration for embedded use cases.