Intel Core 5 223PTE vs Intel Core Ultra 9 285K Comparison

Head-to-Head Benchmarks

The recorded data shows a decisive performance gap between these two processors, with the Intel Core Ultra 9 285K winning every available benchmark comparison. The Core 5 223PTE has no recorded benchmark scores in the database, while the Core Ultra 9 285K delivers a comprehensive set of results across Cinebench, Geekbench, and Passmark tests. The absence of benchmark data for the Core 5 223PTE means the comparison relies entirely on the Ultra 9 285K's measured performance, its percentile ranking, and the architectural specifications of both parts.

The Core Ultra 9 285K posts a Cinebench R23 multi-core score of 42,522, a result that places it in the 96th percentile of all CPUs in the database. Its single-core Cinebench R23 result of 2,377 confirms strong per-thread performance. In Geekbench, the Ultra 9 285K scores 26,702 multi-core and 2,870 single-core, demonstrating balanced scaling across both metrics. Passmark results reinforce this pattern: multi-thread score of 67,260, single-thread score of 5,087, integer math at 172,379, floating-point math at 224,324, and physics at 3,938. Data compression in Passmark reaches 790,052, data encryption hits 57,745, extended instructions score 62,277, find prime numbers scores 541, and random string sorting reaches 94,927.

The nearest rivals for the Core Ultra 9 285K provide context for its positioning. The Intel Core Ultra 9 290K Plus posts an average score of 84,003, a delta of -0.2% relative to the 285K, meaning the 285K trails by a negligible margin. The AMD EPYC 4584PX scores 83,090, a 0.9% delta, putting the 285K slightly ahead. The AMD EPYC 9135 scores 82,980, a 1% delta, again favoring the 285K. The AMD EPYC 7F72 scores 85,072, a -1.5% delta, meaning the 285K trails that specific EPYC part by 1.5%. These narrow deltas indicate the Core Ultra 9 285K sits in a tightly contested performance tier, trading places with high-end server and desktop parts within a 2.5% band.

The Core 5 223PTE, by contrast, has no benchmarks and thus no measurable wins in any category. The head-to-head benchmark list is empty, and the wins tally shows zero victories for either part in a direct comparison. The database records no scores for the 223PTE, so every quantitative statement about performance in this comparison must reference the Ultra 9 285K's results alone. The architectural differences between the two, however, explain why such a gap exists and what users can expect from each processor based on their respective designs.

FAQ

Q: What is the core and thread count difference between the two processors?

A: The Intel Core 5 223PTE has 8 cores and 16 threads, while the Intel Core Ultra 9 285K has 24 cores and 24 threads. The Ultra 9 285K does not use Hyper-Threading, so its thread count equals its core count, whereas the 223PTE doubles its threads through simultaneous multithreading.

Q: How do the boost clocks compare?

A: The Core 5 223PTE boosts to 5.40 GHz, while the Core Ultra 9 285K boosts to 5.70 GHz. The Ultra 9 285K holds a 0.30 GHz advantage in maximum single-thread clock speed.

Q: Which processor has a higher memory bandwidth rating?

A: The Core Ultra 9 285K supports DDR5 memory with a bandwidth of 102.4 GB/s, while the Core 5 223PTE supports both DDR4 and DDR5 with a bandwidth of 89.6 GB/s. The Ultra 9 285K offers 12.8 GB/s more memory bandwidth in the recorded specifications.

Q: Are both processors unlocked for overclocking?

A: No. The Core Ultra 9 285K has an unlocked multiplier, while the Core 5 223PTE does not. This means the Ultra 9 285K permits user-adjustable clock multipliers, whereas the 223PTE is locked.

Q: What process nodes do the two chips use?

A: The Core 5 223PTE uses a 10 nm process node fabricated by Intel, while the Core Ultra 9 285K uses a 3 nm process node fabricated by TSMC. The Ultra 9 285K also lists 17,800 million transistors on a 243 mm² die, whereas the 223PTE does not have transistor or die size figures recorded.

Q: How does the cache configuration differ?

A: The Core 5 223PTE 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 9 285K has 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 36 MB of shared L3 cache. The Ultra 9 285K holds the advantage at every cache level.

Architecture Differences

The two processors represent fundamentally different Intel designs. The Core 5 223PTE belongs to the Bartlett Lake codename family, uses the Core 5 generation branding, and targets the Intel Socket 1700 platform. Its architecture is not listed in the database, but its process node is recorded as 10 nm with Intel as the foundry. The chip integrates UHD Graphics 770 and supports both DDR4 and DDR5 memory across a dual-channel bus. It has 16 PCIe Gen 5 lanes from the CPU and carries a base clock of 2.30 GHz with a boost clock of 5.40 GHz. The 223PTE has a TDP of 45 watts and supports ECC memory, making it eligible for workstation or entry-level server builds despite its desktop market segment classification.

The Core Ultra 9 285K comes from the Arrow Lake architecture, specifically the Arrow Lake-S codename, and belongs to the Core Ultra Series 2 generation. It uses the Intel Socket 1851 platform and is fabricated on a 3 nm process node by TSMC, a notable manufacturing difference from the Intel-fabricated 10 nm node of the 223PTE. The Ultra 9 285K integrates Arc Xe-LPG Graphics with 64 execution units, a more capable integrated GPU than the UHD Graphics 770 found in the 223PTE. Memory support is limited to DDR5, also on a dual-channel bus, but with a higher recorded bandwidth of 102.4 GB/s. The chip provides 20 PCIe Gen 5 lanes from the CPU, four more than the 223PTE. Its base clock is 3.70 GHz and boost clock is 5.70 GHz, with a TDP of 125 watts, nearly three times the thermal envelope of the 223PTE. ECC memory support carries over to the Ultra 9 285K as well.

The transistor count and die size for the Ultra 9 285K are recorded at 17,800 million transistors and 243 mm², respectively. The 223PTE lacks these figures entirely in the database. The cache hierarchy also differs substantially: the Ultra 9 285K offers 192 KB L1 per core, 3 MB L2 per core, and 36 MB shared L3, while the 223PTE offers 80 KB L1 per core, 2 MB L2 per core, and 24 MB shared L3. The Ultra 9 285K has an unlocked multiplier, enabling overclocking, whereas the 223PTE is locked. Production status for both is listed as active, indicating both remain available as current products.

The Verdict

The data points to a clear performance hierarchy: the Core Ultra 9 285K is the substantially more capable processor, with a 96th percentile ranking, an average benchmark score of 83,807, and a full suite of strong results across Cinebench, Geekbench, and Passmark. The Core 5 223PTE has no recorded benchmark scores, a 50th percentile ranking, and an average benchmark score of zero. The 285K's nearest rivals all fall within a 1.5% band, confirming its placement among top-tier desktop CPUs. The 285K's 24 cores, 5.70 GHz boost clock, 36 MB L3 cache, and 102.4 GB/s memory bandwidth give it the structural advantages needed for heavy multi-threaded workloads.

The 223PTE, with 8 cores, 16 threads, a 5.40 GHz boost clock, 24 MB L3 cache, and 89.6 GB/s memory bandwidth, is a lower-power part with a 45 watt TDP. Its DDR4 support, Intel Socket 1700 compatibility, and locked multiplier position it as a mainstream or efficiency-oriented option. The 285K demands a higher thermal envelope at 125 watts and requires DDR5 memory, but the recorded specifications justify that investment in every measurable category except power draw. Users prioritizing raw compute, integrated GPU capability, overclocking flexibility, or memory bandwidth should select the Ultra 9 285K. Users constrained by power limits, using DDR4 platforms, or requiring Socket 1700 compatibility should consider the 223PTE, though they must accept the absence of recorded benchmark data for that part.

Specification Differences

The two processors differ across nearly every recorded specification field. Core count: 8 versus 24. Thread count: 16 versus 24. Base clock: 2.30 GHz versus 3.70 GHz. Boost clock: 5.40 GHz versus 5.70 GHz. TDP: 45 watts versus 125 watts. Socket: Intel Socket 1700 versus Intel Socket 1851. Codename: Bartlett Lake versus Arrow Lake-S. Generation: Core 5 (Bartlett Lake) versus Ultra 9 (Arrow Lake). Process node: 10 nm versus 3 nm. Foundry: Intel versus TSMC. Transistors: not recorded versus 17,800 million. Die size: not recorded versus 243 mm². L1 cache: 80 KB per core versus 192 KB per core. L2 cache: 2 MB per core versus 3 MB per core. L3 cache: 24 MB shared versus 36 MB shared. Memory support: DDR4 and DDR5 versus DDR5 only. Memory bandwidth: 89.6 GB/s versus 102.4 GB/s. PCIe lanes: Gen 5 with 16 lanes versus Gen 5 with 20 lanes. Integrated graphics: UHD Graphics 770 versus Arc Xe-LPG Graphics 64EU. Release date: 2026-03-08 versus 2024-10-23. Multiplier unlocked: false versus true. Part number: SA4QL versus SRQD5. System series: not listed versus Core Ultra Series 2. Architecture: not listed versus Arrow Lake.

Fields that match include manufacturer (both Intel), memory bus (both dual-channel), ECC memory support (both true), market segment (both Desktop), and production status (both Active). The launch MSRP for the 223PTE is $232, and the launch MSRP for the 285K is $589.

Where Each One Wins

The Core Ultra 9 285K wins in every benchmark category where data exists. Its Cinebench R15 multi-core score of 6,494 and single-core score of 359, R20 multi-core of 24,003 and single-core of 3,388, and R23 multi-core of 42,522 and single-core of 2,377 all reflect strong performance across rendering workloads. Geekbench results of 26,702 multi-core and 2,870 single-core confirm general-purpose compute strength. Passmark results across data compression, encryption, extended instructions, prime number finding, floating-point math, integer math, multi-thread, physics, random string sorting, and single-thread tests all post substantial scores. The 96th percentile ranking and average benchmark score of 83,807 place it among the fastest CPUs in the database, with nearest rivals within a 1.5% delta.

The Core 5 223PTE has no recorded wins because it has no recorded benchmarks. Its specifications suggest use cases in lower-power systems: a 45 watt TDP, DDR4 memory compatibility, and Intel Socket 1700 support suit compact or legacy platforms. The 223PTE's 8 cores and 16 threads with a 5.40 GHz boost clock indicate respectable single-thread capability for its class, but the database contains no scores to quantify it. Its 50th percentile ranking and zero average benchmark score mean the database treats it as an unmeasured part, so any performance claims about it would lack numerical support. The 285K's advantages in core count, cache size, memory bandwidth, process node, and integrated GPU are all recorded and measurable, making it the clear choice for compute-intensive tasks. The 223PTE's advantages are limited to lower TDP, broader memory compatibility, and platform flexibility, all drawn directly from the specification data.