AMD Ryzen Threadripper 9980X vs Intel Core 7 251E Comparison
AMD Ryzen Threadripper 9980X
Core 7 251E
PERFORMANCE BENCHMARKS
Analysis: AMD Ryzen Threadripper 9980X vs Intel Core 7 251E
Where Each One Wins
The AMD Ryzen Threadripper 9980X is the clear performance leader across every recorded benchmark in the database. With 64 cores and 128 threads, it delivers massive parallel throughput, and its benchmark results confirm this. The Intel Core 7 251E, by contrast, has no recorded benchmark scores in the database, meaning the comparison rests entirely on the Threadripper’s measured performance and the architectural specifications of both parts.
The Threadripper 9980X wins on pure compute density. Its Cinebench R23 multi-core score of 130529 is its strongest result, while the single-core score of 18427 shows that even lightly threaded workloads remain competitive. The Intel Core 7 251E, with 24 cores and 32 threads, is positioned for mainstream desktop use, but without benchmark data, its actual performance cannot be verified against the Threadripper.
The use-case split is straightforward. The Threadripper 9980X targets multi-threaded content creation, scientific computing, and heavy virtualization. Its PassMark multi-thread score of 141641, combined with a data compression score of 2974534 and an encryption score of 157137, indicates exceptional throughput in data-intensive tasks. The Core 7 251E, with a TDP of 65 watts and integrated UHD Graphics 770, suits compact, power-conscious desktops where moderate core counts and energy efficiency matter more than absolute performance.
Architecture Differences
The two processors come from fundamentally different design philosophies. The Threadripper 9980X uses AMD’s Zen 5 architecture, built on a 4 nm TSMC process node. It packs 66,520 million transistors across eight chiplets, each with a die size of 70.6 mm², totaling eight separate dies. This chiplet design feeds a massive 256 MB L3 cache, with 64 KB of L1 cache per core and 1 MB of L2 cache per core.
The Intel Core 7 251E uses the Bartlett Lake codename, built on a 10 nm Intel process node. Its die size is 257 mm², a monolithic design. Cache configuration is different: 80 KB of L1 per core, 2 MB of L2 per core, and 36 MB of shared L3 cache. The Threadripper’s L3 cache is over seven times larger, which directly benefits workloads with large working sets, such as database processing and simulation runs.
Memory architecture also diverges. The Threadripper 9980X supports DDR5 memory over a quad-channel bus, delivering 204.8 GB/s of memory bandwidth. The Core 7 251E supports both DDR4 and DDR5 over a dual-channel bus, with 89.6 GB/s of memory bandwidth. This bandwidth gap is substantial; the Threadripper offers 2.3 times the memory throughput, which matters for memory-bound calculations.
PCIe connectivity differs sharply. The Threadripper 9980X provides 80 PCIe Gen 5 lanes from the CPU, enabling multiple high-speed GPUs, NVMe drives, and accelerators. The Core 7 251E offers 16 PCIe Gen 5 lanes, suitable for a single GPU and a few add-in cards. The Threadripper also has an unlocked multiplier, while the Core 7 is locked. The Core 7 includes integrated UHD Graphics 770; the Threadripper has no integrated graphics.
Head-to-Head Benchmarks
The database contains no head-to-head benchmark entries comparing these two processors directly. However, the Threadripper 9980X has a full set of recorded scores, and its percentile ranking against all CPUs is 99, meaning it outperforms 99 percent of all processors in the database. The Core 7 251E sits at the 50th percentile, but with an average benchmark score of zero and no individual test results, its measured performance is absent.
The Threadripper’s Cinebench results show consistent strength. Its Cinebench R15 multi-core score is 13157, and the single-core score is 1857. Cinebench R20 results are 54822 multi-core and 7739 single-core. Cinebench R23 results are 130529 multi-core and 18427 single-core. These numbers indicate that scaling from R15 to R23 maintains a high multi-core advantage, with the single-core scores also keeping pace.
PassMark results further detail the Threadripper’s profile. Floating point math scores 559003, integer math scores 872071, and extended instructions score 228959. Random string sorting hits 292083, and find prime numbers scores 769. Data encryption at 157137 and data compression at 2974534 round out the suite. The single-thread PassMark score is 4537, and the physics score is 8001.
Since the Core 7 251E has no benchmarks, any comparison must rely on architectural parameters. The Threadripper’s 64 cores versus the Core 7’s 24 cores, its 128 threads versus 32 threads, and its 256 MB L3 cache versus 36 MB L3 cache all point to a massive performance gap in multi-threaded scenarios. The Core 7’s higher boost clock of 5.60 GHz versus the Threadripper’s 5.40 GHz suggests a slight single-thread advantage, but without scores, this cannot be confirmed.
Specification Differences
The two processors differ on nearly every specification field. Core count: 64 versus 24. Thread count: 128 versus 32. Base clock: 3.20 GHz versus 2.10 GHz. Boost clock: 5.40 GHz versus 5.60 GHz. TDP: 350 watts versus 65 watts. Socket: AMD Socket sTR5 versus Intel Socket 1700.
Process node: 4 nm versus 10 nm. Foundry: TSMC versus Intel. Transistor count: 66,520 million versus no recorded figure. Die size: 8x 70.6 mm² versus 257 mm². L1 cache: 64 KB per core versus 80 KB per core. L2 cache: 1 MB per core versus 2 MB per core. L3 cache: 256 MB versus 36 MB shared.
Memory support: DDR5 only versus DDR4 and DDR5. Memory bus: quad-channel versus dual-channel. Memory bandwidth: 204.8 GB/s versus 89.6 GB/s. ECC memory: supported by both. PCIe lanes: 80 Gen 5 versus 16 Gen 5. Integrated graphics: none versus UHD Graphics 770. Unlocked multiplier: yes versus no.
Release date: 2025-07-29 versus 2025-01-12. Launch MSRP: $4999 versus $384. Part numbers: 100-000001593 versus SRQDUQ657. The Core 7 has a smaller die, lower TDP, and integrated graphics, making it suitable for everyday desktops. The Threadripper is a high-core-count workstation part.
FAQ
Q: How many cores does the AMD Ryzen Threadripper 9980X have?
A: It has 64 cores and 128 threads.
Q: What is the L3 cache size on the Intel Core 7 251E?
A: The Intel Core 7 251E has 36 MB of shared L3 cache.
Q: Does the Threadripper 9980X support ECC memory?
A: Yes, both the Threadripper 9980X and the Core 7 251E support ECC memory.
Q: What is the memory bandwidth of the Core 7 251E?
A: The Core 7 251E has 89.6 GB/s of memory bandwidth over a dual-channel DDR4 and DDR5 bus.
Q: Which processor has more PCIe Gen 5 lanes?
A: The Threadripper 9980X provides 80 PCIe Gen 5 lanes from the CPU, while the Core 7 251E provides 16.
Q: What is the Threadripper’s Cinebench R23 multi-core score?
A: The Threadripper 9980X scores 130529 in Cinebench R23 multi-core.
The Verdict
The data clearly separates these two processors by intended use. The AMD Ryzen Threadripper 9980X is a 64-core, 128-thread workstation processor with a 256 MB L3 cache, quad-channel DDR5 memory at 204.8 GB/s, 80 PCIe Gen 5 lanes, and a 350-watt TDP. Its benchmark scores rank it in the 99th percentile of all CPUs, with a Cinebench R23 multi-core score of 130529 and a PassMark multi-thread score of 141641. This processor is designed for heavy multi-threaded workloads where massive core counts and memory bandwidth are essential.
The Intel Core 7 251E is a 24-core, 32-thread desktop processor with a 36 MB shared L3 cache, dual-channel DDR4 and DDR5 memory at 89.6 GB/s, 16 PCIe Gen 5 lanes, and a 65-watt TDP. It includes UHD Graphics 770 and has a higher boost clock of 5.60 GHz. Its launch MSRP is $384, and it sits at the 50th percentile, but with no recorded benchmarks in the database, its performance cannot be quantified.
The verdict is dictated by workload. For multi-threaded rendering, simulation, data analysis, or server-grade virtualization, the Threadripper 9980X is the only choice with measured performance. For a mainstream desktop with modest power draw, integrated graphics, and lower cost, the Core 7 251E fits that niche, but its actual performance remains unverified. The Threadripper’s 5.40 GHz boost clock and single-core score of 18427 in Cinebench R23 also show it is not a slouch in lightly threaded tasks, despite its size. The Core 7’s higher 5.60 GHz boost clock may help in single-thread scenarios, but without scores, that remains speculative. The database confirms the Threadripper as the performance leader; the Core 7 is a lower-power alternative with no comparable measured output.