Intel Core 7 251E vs Intel Core Ultra 5 228V Comparison
Intel Core 7 251E
Core Ultra 5 228V
PERFORMANCE BENCHMARKS
Analysis: Intel Core 7 251E vs Intel Core Ultra 5 228V
Where Each One Wins
The recorded database separates these two processors into entirely different performance categories. The Intel Core 7 251E holds the 50th percentile across all CPUs, while the Core Ultra 5 228V sits at the 75th percentile. This percentile gap is the first clear signal: the Ultra 5 228V outperforms the majority of all recorded CPUs, whereas the Core 7 251E sits near the median.
For the Core Ultra 5 228V, the benchmark suite shows a broad set of wins. In Cinebench R23 multi-core, it records 9932 points, and its single-core result reaches 1758 points. The Passmark single-thread score of 3836 confirms strong per-core performance. The data indicates this processor handles lightly threaded workloads with high efficiency. Its Passmark integer math score of 39679 and floating point math score of 53310 both point to a capable general-purpose compute engine.
The Core 7 251E has no recorded benchmarks in the database, meaning its wins cannot be quantified from direct measurements. Its advantage exists in the specification sheet rather than in executed tests. The processor offers 24 cores, 32 threads, a 5.60 GHz boost clock, and a 65 TDP. The Ultra 5 228V counters with 8 cores, 8 threads, a 4.50 GHz boost clock, and a 17 TDP. The multi-core advantage on paper belongs to the Core 7 251E due to its core and thread count. The single-core advantage on paper belongs to the Ultra 5 228V due to its higher percentile ranking and measured single-thread scores.
The use-case split follows directly from these numbers. The Core 7 251E targets desktop workloads that scale across many threads, such as rendering, compilation, or server-style tasks. The Ultra 5 228V targets mobile workloads where per-core speed and low power matter more, such as interactive applications, developer builds, or media work with moderate thread usage. The data shows no overlap in measured performance, as only one of the two has benchmark entries.
Architecture Differences
The two processors come from different Intel lineups and foundries. The Core 7 251E uses the Bartlett Lake codename, belongs to the Core 7 generation, and is built on a 10 nm process at Intel's own foundry. The Ultra 5 228V uses the Lunar Lake architecture, belongs to the Core Ultra Series 2, and is built on a 3 nm process at TSMC.
The core counts diverge sharply. The Core 7 251E provides 24 cores and 32 threads, while the Ultra 5 228V provides 8 cores and 8 threads. Thread count does not match core count on the Core 7 251E, indicating Hyper-Threading support. The Ultra 5 228V has equal core and thread counts, indicating no Hyper-Threading on that part.
Cache hierarchies differ in structure and size. The Core 7 251E carries 80 KB of L1 per core, 2 MB of L2 per core, and 36 MB of shared L3. The Ultra 5 228V carries 192 KB of L1 per core, 2.5 MB of L2 per core, and only 8 MB of shared L3. The larger per-core L1 and L2 on the Ultra 5 228V align with its single-thread strength. The much larger L3 on the Core 7 251E aligns with multi-threaded data sharing across its many cores.
Memory support also differs. The Core 7 251E supports DDR4 and DDR5 with dual-channel memory and a recorded memory bandwidth of 89.6 GB/s. The Ultra 5 228V lists memory support as dependent on the motherboard, also dual-channel, with no bandwidth figure recorded. ECC memory is present on the Core 7 251E and absent on the Ultra 5 228V.
PCIe lanes differ significantly. The Core 7 251E provides Gen 5 with 16 lanes from the CPU. The Ultra 5 228V provides Gen 5 with only 4 lanes from the CPU. This specification alone separates desktop expansion capability from mobile integration.
Integrated graphics differ as well. The Core 7 251E uses UHD Graphics 770, while the Ultra 5 228V uses Arc 130V. The socket types are incompatible: the Core 7 251E fits Intel Socket 1700, and the Ultra 5 228V fits Intel BGA 2833. The Core 7 251E has a die size of 257 mm², while the Ultra 5 228V has no die size recorded. The Core 7 251E launched on 2025-01-12 with a launch MSRP of $384. The Ultra 5 228V launched on 2024-09-23 with no launch MSRP recorded.
The Verdict
The data directs each processor toward a distinct buyer. The Core 7 251E is the desktop workhorse. Its 24 cores, 32 threads, 36 MB of L3, 16 PCIe Gen 5 lanes, and ECC support position it for threaded compute and server-adjacent workloads. Its 65 TDP and Socket 1700 confirm a desktop installation. The lack of recorded benchmarks means its measured performance is not available, but its specification sheet supports heavy multi-threading.
The Ultra 5 228V is the mobile efficiency leader. Its 8 cores, 8 threads, 3 nm process, 17 TDP, and BGA 2833 socket confirm a low-power mobile design. Its recorded benchmark scores place it at the 75th percentile across all CPUs, with a 0.3% lead over the Intel Core i9-11900H and a 1% lead over the AMD EPYC 9454 in average score. The nearest rival data shows the Ultra 5 228V trailing the AMD Ryzen 5 2600 by 0.2% and trailing the Intel Xeon D-1746TER by 0.9%. These deltas are small, indicating the Ultra 5 228V lands in a competitive mid-range performance band.
The verdict from the database is clear. Pick the Core 7 251E if the workload demands many cores, high thread counts, large shared cache, ECC memory, and desktop expansion. Pick the Ultra 5 228V if the workload demands measured single-thread speed, low power, and a mobile form factor. The two processors do not compete for the same socket, the same power envelope, or the same use case.
FAQ
Q: Which processor has more cores?
A: The Intel Core 7 251E has 24 cores, while the Intel Core Ultra 5 228V has 8 cores.
Q: Which processor has the higher boost clock?
A: The Intel Core 7 251E boosts to 5.60 GHz, while the Intel Core Ultra 5 228V boosts to 4.50 GHz.
Q: Which processor has a higher recorded benchmark percentile?
A: The Intel Core Ultra 5 228V sits at the 75th percentile across all CPUs. The Intel Core 7 251E sits at the 50th percentile.
Q: What is the TDP difference between the two?
A: The Intel Core 7 251E has a 65 TDP. The Intel Core Ultra 5 228V has a 17 TDP.
Q: Does the Intel Core 7 251E support ECC memory?
A: Yes, the Intel Core 7 251E supports ECC memory. The Intel Core Ultra 5 228V does not.
Q: Which processor is built on a smaller process node?
A: The Intel Core Ultra 5 228V is built on a 3 nm process at TSMC. The Intel Core 7 251E is built on a 10 nm process at Intel.
Head-to-Head Benchmarks
The head-to-head benchmark table in the database is empty, so no direct comparison scores exist between the two processors. However, the Ultra 5 228V has a full benchmark suite, and its scores can be interpreted against its nearest rivals.
The strongest recorded result for the Ultra 5 228V is in Passmark data compression, scoring 173924. Its Passmark data encryption score is 13032, and its extended instructions score is 14801. The Passmark find prime numbers score is 168, which is the lowest recorded result for this processor. Passmark physics scores 1538, and random string sorting scores 21254. The Passmark multithread score is 18227.
In Cinebench tests, the Ultra 5 228V records 1502.5 in R15 multi-core and 267 in R15 single-core. In R20, it scores 6491 multi-core and 916 single-core. In R23, it scores 9932 multi-core and 1758 single-core. These numbers show a consistent single-core advantage relative to its multi-core position.
The nearest rival data for the Ultra 5 228V shows tight competition. The AMD Ryzen 5 2600 averages 21484, which is 0.2% higher than the Ultra 5 228V's average of 21440. The Intel Core i9-11900H averages 21367, which is 0.3% lower. The Intel Xeon D-1746TER averages 21635, which is 0.9% higher. The AMD EPYC 9454 averages 21223, which is 1% lower. These deltas are all under 1%, meaning the Ultra 5 228V performs within a narrow band of these established processors.
The Core 7 251E has no benchmark entries, no average score, and no nearest rivals. Its performance cannot be compared numerically. The database records its specification sheet but no executed tests. The only definitive statement from the data is that the Ultra 5 228V delivers measurable performance across all recorded tests, while the Core 7 251E remains unmeasured.
Specification Differences
The two processors differ in nearly every major specification. The Core 7 251E uses Intel Socket 1700 and a 65 TDP. The Ultra 5 228V uses Intel BGA 2833 and a 17 TDP. The Core 7 251E has a 10 nm process at Intel. The Ultra 5 228V has a 3 nm process at TSMC.
Core and thread counts differ by a factor of three. The Core 7 251E has 24 cores and 32 threads. The Ultra 5 228V has 8 cores and 8 threads. Base clocks match at 2.10 GHz for both. Boost clocks differ: 5.60 GHz for the Core 7 251E and 4.50 GHz for the Ultra 5 228V.
Cache sizes diverge. The Core 7 251E has 80 KB L1 per core, 2 MB L2 per core, and 36 MB shared L3. The Ultra 5 228V has 192 KB L1 per core, 2.5 MB L2 per core, and 8 MB shared L3. The Core 7 251E carries a 257 mm² die size. The Ultra 5 228V has no die size recorded.
Memory support separates the two. The Core 7 251E supports DDR4 and DDR5 with dual-channel memory and 89.6 GB/s bandwidth. The Ultra 5 228V lists memory support as motherboard-dependent, dual-channel, with no bandwidth recorded. ECC memory is available on the Core 7 251E but not on the Ultra 5 228V.
PCIe lanes differ by a factor of four. The Core 7 251E provides Gen 5 with 16 lanes. The Ultra 5 228V provides Gen 5 with 4 lanes. Integrated graphics differ: UHD Graphics 770 on the Core 7 251E versus Arc 130V on the Ultra 5 228V.
Market segments differ. The Core 7 251E is a desktop processor. The Ultra 5 228V is a mobile processor. Both are active in production. The Core 7 251E launched on 2025-01-12 with a launch MSRP of $384. The Ultra 5 228V launched on 2024-09-23 with no launch MSRP recorded. Both have locked multipliers. Part numbers differ: SRQDUQ657 for the Core 7 251E and SRPMVSRPMU for the Ultra 5 228V.