Intel Core 5 223PQE vs Intel Core Ultra 7 265 Comparison

Intel Core 5 223PQE vs Intel Core Ultra 7 265

The Verdict

The benchmark database records a clear separation between these two desktop processors. The Intel Core 5 223PQE is a conventional 8-core, 16-thread part built on a 10 nm process, while the Intel Core Ultra 7 265 is a 20-core, 20-thread hybrid design on TSMC's 3 nm node. The data shows that the Core Ultra 7 265 sits in the 93rd percentile of all CPUs in the database, with an average benchmark score of 64,640, while the Core 5 223PQE has no recorded benchmark scores and sits at the 50th percentile. This is not a close contest based on measured results. The Core Ultra 7 265 is the stronger processor for multi-threaded workloads, with its Cinebench R23 multi-core score of 42,216 reflecting a substantial thread advantage. The Core 5 223PQE does bring a higher boost clock of 5.50 GHz against 5.30 GHz, and it supports both DDR4 and DDR5 memory, which gives it a flexibility edge for builders using older platforms. The Core Ultra 7 265 counters with a higher memory bandwidth of 102.4 GB/s compared to 89.6 GB/s, plus more PCIe Gen 5 lanes (20 vs 16). For anyone building a new high-performance desktop, the Core Ultra 7 265 is the obvious pick from the recorded data. The Core 5 223PQE is a reasonable choice for a Socket 1700 system where DDR4 compatibility and a high single-core boost matter, but its lack of benchmark data means its performance profile is unproven in the database.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core Ultra 7 265 has 20 cores and 20 threads. The Intel Core 5 223PQE has 8 cores and 16 threads. The Core Ultra 7 265 offers 12 more cores but 4 fewer threads than its core count, indicating a hybrid design where some cores do not support simultaneous multithreading.

Q: What are the clock speed differences?

A: The Core 5 223PQE has a base clock of 4.00 GHz and a boost clock of 5.50 GHz. The Core Ultra 7 265 has a base clock of 2.40 GHz and a boost clock of 5.30 GHz. The Core 5 223PQE is 0.20 GHz faster at boost but starts 1.60 GHz higher at base.

Q: Do these CPUs support the same memory types?

A: No. The Core 5 223PQE supports both DDR4 and DDR5, while the Core Ultra 7 265 supports DDR5 only. Both use dual-channel memory buses. The Core Ultra 7 265 has higher memory bandwidth at 102.4 GB/s versus 89.6 GB/s for the Core 5 223PQE.

Q: Which CPU has ECC memory support?

A: The Core 5 223PQE supports ECC memory. The Core Ultra 7 265 does not support ECC memory. This makes the Core 5 223PQE more suitable for error-sensitive workloads.

Q: What integrated graphics do these processors use?

A: The Core 5 223PQE uses Intel UHD Graphics 770. The Core Ultra 7 265 uses Intel Arc Xe-LPG Graphics with 32 execution units. The recorded data lists the graphics models but not comparative performance figures.

Q: How does the Core Ultra 7 265 compare to its nearest rivals?

A: The Core Ultra 7 265 has an average benchmark score of 64,640. It is 0.3% ahead of the Intel Core Ultra 7 265F, 0.7% ahead of the AMD EPYC 7343, 0.3% behind the AMD EPYC 4464P, and 0.7% behind the AMD EPYC 9124.

Architecture Differences

The two processors represent fundamentally different design generations. The Core 5 223PQE uses the Bartlett Lake codename and belongs to the Core 5 generation. It is built on Intel's 10 nm process and manufactured by Intel. The Core Ultra 7 265 uses the Arrow Lake architecture with the codename Arrow Lake-S, belongs to the Core Ultra Series 2 generation, and is built on TSMC's 3 nm process. The manufacturing difference is significant: the Core Ultra 7 265 uses a more advanced 3 nm node, while the Core 5 223PQE uses the older 10 nm node. The Core Ultra 7 265 also has recorded transistor and die size data: 17,800 million transistors on a 243 mm² die. The Core 5 223PQE has no transistor or die size data in the database.

Cache structures differ substantially. The Core 5 223PQE has 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 24 MB of shared L3 cache. The Core Ultra 7 265 has 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 30 MB of shared L3 cache. The Core Ultra 7 265 provides more cache at every level, both per core and in total shared L3.

The thread implementation also differs. The Core 5 223PQE has 8 cores and 16 threads, meaning each core supports two threads. The Core Ultra 7 265 has 20 cores and 20 threads, which means it has no simultaneous multithreading across its cores. This is a notable architectural choice for Arrow Lake: it relies on a higher physical core count rather than SMT to deliver multi-threaded performance.

PCIe connectivity is not identical. The Core 5 223PQE provides Gen 5 with 16 lanes (CPU only). The Core Ultra 7 265 provides Gen 5 with 20 lanes (CPU only). Both use the same PCIe generation, but the Core Ultra 7 265 offers 4 additional lanes for expansion or storage.

Production status is Active for both processors. Release dates differ: the Core Ultra 7 265 was released on 2025-01-06, while the Core 5 223PQE has a release date of 2026-03-08. The Core Ultra 7 265 was available earlier in the database timeline.

Specification Differences

The recorded specifications show several areas where the two CPUs diverge. Core count: 8 for the Core 5 223PQE, 20 for the Core Ultra 7 265. Thread count: 16 versus 20. Base clock: 4.00 GHz versus 2.40 GHz. Boost clock: 5.50 GHz versus 5.30 GHz. TDP: 125 watts for the Core 5 223PQE, 65 watts for the Core Ultra 7 265. The Core Ultra 7 265 draws significantly less power at the rated TDP while delivering far more cores.

Socket compatibility is different. The Core 5 223PQE uses Intel Socket 1700, while the Core Ultra 7 265 uses Intel Socket 1851. These sockets are not interchangeable, so the motherboard choice dictates which processor can be installed.

Process node: 10 nm for the Core 5 223PQE, 3 nm for the Core Ultra 7 265. Foundry: Intel for the Core 5 223PQE, TSMC for the Core Ultra 7 265. The Core Ultra 7 265 has a transistor count of 17,800 million and a die size of 243 mm²; the Core 5 223PQE has no transistor or die size data.

Memory support: DDR4 and DDR5 for the Core 5 223PQE, DDR5 only for the Core Ultra 7 265. Memory bandwidth: 89.6 GB/s for the Core 5 223PQE, 102.4 GB/s for the Core Ultra 7 265. ECC memory: supported on the Core 5 223PQE, not supported on the Core Ultra 7 265.

Integrated graphics: UHD Graphics 770 on the Core 5 223PQE, Arc Xe-LPG Graphics with 32 execution units on the Core Ultra 7 265. PCIe: Gen 5, 16 lanes (CPU only) for the Core 5 223PQE, Gen 5, 20 lanes (CPU only) for the Core Ultra 7 265.

Market segment is Desktop for both, and both have locked multipliers. Launch MSRP: $319 for the Core 5 223PQE, $394 for the Core Ultra 7 265. Part numbers: SA4QC for the Core 5 223PQE, SRQCX for the Core Ultra 7 265.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark comparisons between these two processors. The wins counter shows 0 wins for the Core 5 223PQE and 0 wins for the Core Ultra 7 265 in head-to-head tests, and the headToHeadBenchmarks array is empty. However, the Core Ultra 7 265 has a full set of individual benchmark scores, while the Core 5 223PQE has none recorded.

The Core Ultra 7 265's measured results are extensive. In Cinebench R15, it scores 4,255 multi-core and 600 single-core. In Cinebench R20, it scores 6,268 multi-core and 884 single-core. In Cinebench R23, it scores 42,216 multi-core and 5,960 single-core. These Cinebench numbers show a processor that scales strongly in multi-threaded rendering tasks.

PassMark results for the Core Ultra 7 265 include: data compression at 522,983, data encryption at 40,456, extended instructions at 41,478, prime numbers at 418, floating point math at 172,776, integer math at 134,773, multithread at 49,682, physics at 2,923, random string sorting at 63,833, and single thread at 4,689. The single-thread score appears twice in the data, once as passmark_single_thread and once as passmark_singlethread, both at 4,689.

The Core 5 223PQE has no benchmark scores in the database. Its average benchmark score is 0, and its percentile vs all CPUs is 50. The Core Ultra 7 265, by contrast, has an average benchmark score of 64,640 and a percentile vs all CPUs of 93. This places the Core Ultra 7 265 well above the midpoint of all recorded CPUs, while the Core 5 223PQE sits exactly at the midpoint with no measured performance data.

Comparing the Core Ultra 7 265 to its nearest rivals, the delta percentages are tight. It trails the AMD EPYC 4464P by 0.3%, leads the Intel Core Ultra 7 265F by 0.3%, leads the AMD EPYC 7343 by 0.7%, and trails the AMD EPYC 9124 by 0.7%. These are small margins, indicating the Core Ultra 7 265 sits in a competitive performance band among high-end server and desktop parts.

Where Each One Wins

Based on the data, the Core Ultra 7 265 wins on multi-threaded performance. Its Cinebench R23 multi-core score of 42,216 and PassMark multithread score of 49,682 reflect the advantage of 20 physical cores. The Core 5 223PQE cannot be compared directly because it has no recorded benchmark scores, but its 8 cores and 16 threads place a hard limit on its parallel throughput relative to the 20-core part.

The Core 5 223PQE wins on raw clock speed. Its base clock of 4.00 GHz is 1.60 GHz higher than the Core Ultra 7 265's 2.40 GHz, and its boost clock of 5.50 GHz is 0.20 GHz higher. For workloads that depend on single-thread frequency, the Core 5 223PQE has the nominal advantage, although the Core Ultra 7 265's single-thread PassMark score of 4,689 and Cinebench R23 single-core score of 5,960 show strong single-thread capability despite the lower clocks.

The Core 5 223PQE also wins on platform flexibility. It supports both DDR4 and DDR5 memory, while the Core Ultra 7 265 supports only DDR5. It also supports ECC memory, which the Core Ultra 7 265 does not. Builders with existing DDR4 memory or ECC requirements would favor the Core 5 223PQE.

The Core Ultra 7 265 wins on power efficiency at the specification level. Its TDP is 65 watts versus 125 watts for the Core 5 223PQE, and it delivers 20 cores within that lower power envelope. It also wins on memory bandwidth at 102.4 GB/s versus 89.6 GB/s, and on PCIe lane count at 20 lanes versus 16 lanes.

The Core Ultra 7 265 wins on measured performance standing. Its 93rd percentile ranking and average benchmark score of 64,640 place it among the top CPUs in the database. The Core 5 223PQE's 50th percentile with no scores means its actual performance position is unknown from recorded data.

For use-case selection, the data points to the Core Ultra 7 265 for multi-threaded productivity, rendering, compilation, and any workload that scales across many cores. The Core 5 223PQE suits a Socket 1700 build where DDR4 memory, ECC support, and a high boost clock of 5.50 GHz are priorities, but its performance cannot be verified from the database.