AMD Ryzen Threadripper 9970X vs Intel Core Ultra 5 336H Comparison

FAQ

Q: What is the core and thread configuration of each processor?

A: The AMD Ryzen Threadripper 9970X has 32 cores and 64 threads, while the Intel Core Ultra 5 336H has 16 cores and 16 threads. The Threadripper provides double the cores and four times the thread count.

Q: Which processor has the higher single-thread benchmark score?

A: The AMD Ryzen Threadripper 9970X scores 4530 in PassMark single-thread tests, which is 12.9% higher than the Intel Core Ultra 5 336H's score of 4013.

Q: What is the thermal design power (TDP) difference between these two chips?

A: The AMD Ryzen Threadripper 9970X has a TDP of 350 watts, while the Intel Core Ultra 5 336H has a TDP of 25 watts. This reflects the Threadripper's desktop HEDT positioning versus the mobile-focused Ultra 5.

Q: Which processor supports ECC memory?

A: The AMD Ryzen Threadripper 9970X supports ECC memory, whereas the Intel Core Ultra 5 336H does not include ECC memory support.

Q: What memory bus configurations do these processors use?

A: The AMD Ryzen Threadripper 9970X uses a quad-channel memory bus with 204.8 GB/s bandwidth, while the Intel Core Ultra 5 336H uses a dual-channel bus with 115.2 GB/s bandwidth.

Q: How many PCIe lanes does each CPU provide?

A: The AMD Ryzen Threadripper 9970X provides Gen 5 with 80 lanes (CPU only), and the Intel Core Ultra 5 336H provides Gen 5 with 12 lanes (CPU only).

Where Each One Wins

The AMD Ryzen Threadripper 9970X wins all 11 head-to-head benchmark comparisons recorded in the database. No benchmark category favors the Intel Core Ultra 5 336H. The margin of victory varies dramatically by workload type, which clarifies where each processor's design priorities lie.

The Threadripper 9970X dominates in throughput-oriented tasks that scale with core count and memory bandwidth. Its largest win comes in PassMark integer math, where it scores 465378 versus 62070, a 649.8% advantage. Data compression shows a 527.1% lead (1757998 versus 280340), and random string sorting shows a 456.5% lead (191445 versus 34402). Extended instructions deliver a 480% advantage (142342 versus 24542). These results indicate that server-style, parallelizable workloads are the Threadripper's home turf.

The Intel Core Ultra 5 336H, while losing every direct comparison, still demonstrates its relevance in its narrowest defeats. The smallest gap is in single-thread performance, where the Ultra 5 trails by only 12.9% (4013 versus 4530). This suggests that for lightly threaded applications, the Ultra 5's architecture is comparatively efficient, even if it cannot match the Threadripper's raw clock speed and IPC advantages. The Ultra 5 also holds its ground relatively better in physics calculations, a 154.8% deficit, and prime number finding, a 105.7% deficit, compared to the larger gaps in memory-bandwidth-sensitive tests.

The data positions the Threadripper 9970X as a processor for heavy compute, rendering, simulation, and data processing environments. The Ultra 5 336H, with its 25-watt TDP and mobile BGA socket, is designed for power-constrained laptops where sustained multi-core throughput is secondary to efficiency and adequate single-core responsiveness. The benchmark scores reflect that design intent, showing a processor that is functional but not competitive against a 350-watt desktop part in aggregate performance.

Architecture Differences

The two processors come from fundamentally different architectural lineages. The AMD Ryzen Threadripper 9970X belongs to the Zen 5 family under the codename Shimada Peak, built on a 4 nm process at TSMC with 33,260 million transistors across a die size of 4x 70.6 mm². The Intel Core Ultra 5 336H belongs to the Panther Lake architecture, codename Panther Lake-H, built on a 3 nm process at Intel with no transistor or die size data recorded.

Cache organization differs substantially. The Threadripper 9970X uses 64 KB of L1 cache per core, 1 MB of L2 per core, and 128 MB of shared L3 cache. The Ultra 5 336H uses 192 KB of L1 per core, 2.5 MB of L2 per core, and 18 MB of shared L3. The Threadripper's larger L3 pool, combined with its quad-channel memory interface, provides a substantial advantage for datasets that exceed per-core cache capacity.

Memory architecture diverges sharply. The Threadripper 9970X supports DDR5 over a quad-channel bus with 204.8 GB/s of bandwidth and ECC memory. The Ultra 5 336H supports DDR5 and LPDDR5X over a dual-channel bus with 115.2 GB/s and no ECC support. The Threadripper's memory subsystem is designed for high-capacity, error-corrected server-style configurations, while the Ultra 5 accommodates both standard and low-power mobile memory types.

PCIe connectivity also differs. The Threadripper 9970X provides Gen 5 with 80 lanes (CPU only), enabling extensive multi-GPU and NVMe configurations. The Ultra 5 336H provides Gen 5 with 12 lanes (CPU only), sufficient for a single discrete GPU and a couple of NVMe drives in a laptop chassis.

Integrated graphics separate the two as well. The Threadripper 9970X has no integrated graphics (N/A), requiring a discrete GPU for display output. The Ultra 5 336H includes Intel Xe3 Graphics, which supports mobile displays and light GPU-accelerated workloads without a discrete card.

The production status for both is active. The Threadripper 9970X released on 2025-07-29 with a launch MSRP of $2499. The Ultra 5 336H released on 2026-01-04 with no recorded launch MSRP.

Specification Differences

The AMD Ryzen Threadripper 9970X and Intel Core Ultra 5 336H differ across nearly every recorded specification field.

Core and thread counts: the Threadripper 9970X has 32 cores and 64 threads, the Ultra 5 336H has 16 cores and 16 threads.

Clock speeds: the Threadripper 9970X has a base clock of 4.00 GHz and a boost clock of 5.40 GHz. The Ultra 5 336H has a base clock of 1.90 GHz and a boost clock of 4.60 GHz.

TDP: 350 watts for the Threadripper 9970X versus 25 watts for the Ultra 5 336H.

Socket: AMD Socket sTR5 for the Threadripper 9970X, Intel BGA 2540 for the Ultra 5 336H.

Process node and foundry: 4 nm TSMC for the Threadripper 9970X, 3 nm Intel for the Ultra 5 336H.

Transistors: 33,260 million for the Threadripper 9970X, null for the Ultra 5 336H.

Die size: 4x 70.6 mm² for the Threadripper 9970X, null for the Ultra 5 336H.

Cache: L1 per core is 64 KB for the Threadripper 9970X versus 192 KB for the Ultra 5 336H. L2 per core is 1 MB versus 2.5 MB. L3 is 128 MB versus 18 MB.

Memory support: DDR5 for the Threadripper 9970X, DDR5 and LPDDR5X for the Ultra 5 336H.

Memory bus: quad-channel for the Threadripper 9970X, dual-channel for the Ultra 5 336H.

Memory bandwidth: 204.8 GB/s versus 115.2 GB/s.

ECC memory: true for the Threadripper 9970X, false for the Ultra 5 336H.

PCIe: Gen 5 with 80 lanes for the Threadripper 9970X, Gen 5 with 12 lanes for the Ultra 5 336H.

Integrated graphics: N/A for the Threadripper 9970X, Intel Xe3 Graphics for the Ultra 5 336H.

Market segment: Desktop for the Threadripper 9970X, Mobile for the Ultra 5 336H.

Multiplier unlocked: true for the Threadripper 9970X, false for the Ultra 5 336H.

Release dates: 2025-07-29 for the Threadripper 9970X, 2026-01-04 for the Ultra 5 336H.

Head-to-Head Benchmarks

The database records 11 head-to-head benchmark comparisons, and the AMD Ryzen Threadripper 9970X wins every single one. The overall average benchmark score tells the same story: the Threadripper 9970X averages 279778, while the Ultra 5 336H averages 34485.

The largest margin is in PassMark integer math. The Threadripper 9970X scores 465378 against the Ultra 5 336H's 62070, a delta of 649.8%. This workload is heavily dependent on core count, thread scheduling, and cache bandwidth, all of which favor the 32-core, 64-thread Threadripper.

Data compression shows a 527.1% advantage (1757998 versus 280340). The Threadripper's 128 MB L3 cache and quad-channel memory system allow it to feed compression algorithms with data faster than the Ultra 5's 18 MB L3 and dual-channel bus can manage.

Extended instructions deliver a 480% lead (142342 versus 24542), reflecting the Threadripper's wider SIMD execution resources and higher boost clock of 5.40 GHz versus 4.60 GHz.

Random string sorting shows a 456.5% advantage (191445 versus 34402). This benchmark is sensitive to memory latency and sorting algorithm throughput, areas where the Threadripper's larger cache hierarchy and higher thread count dominate.

Floating point math gives the Threadripper 309719 against 82415, a 275.8% lead. Multi-threaded PassMark yields 107399 versus 28545, a 276.2% advantage. Data encryption shows 86765 versus 21291, a 307.5% lead.

Physics calculations are closer in relative terms but still heavily favor the Threadripper: 6835 versus 2682, a 154.8% advantage. Find prime numbers shows 615 versus 299, a 105.7% lead.

The narrowest margin is in single-thread performance. The Threadripper 9970X scores 4530, and the Ultra 5 336H scores 4013, a 12.9% difference. This indicates that the Ultra 5's Panther Lake architecture is competitive in per-core efficiency, despite its lower 1.90 GHz base clock. The Threadripper's 5.40 GHz boost clock and Zen 5 IPC still secure the win, but this benchmark represents the only category where the mobile processor comes within striking distance.

The nearest rivals for each processor provide additional context. The Threadripper 9970X sits at the 99th percentile of all CPUs, with its closest competitor being the Intel Xeon 6780E at an average score of 280438, a delta of -0.2%. The Ultra 5 336H sits at the 84th percentile, with its nearest rival being the Intel Core i7-13700HX at 34554, a delta of -0.2%.

These head-to-head results confirm that the Threadripper 9970X is in a different performance class entirely. The smallest victory margin of 12.9% in single-thread is still a clear win, and the multi-threaded margins exceed 100% in every category except prime numbers and physics, which remain above 105%. The data shows no workload where the Intel Core Ultra 5 336H can match the AMD Ryzen Threadripper 9970X's output.