Intel Core i7-14700K vs Intel Core Ultra 5 Desktop Processor 245K
In the showdown between the Intel Core i7-14700K and the Intel Core Ultra 5 Desktop Processor 245K, the i7-14700K takes the lead with its impressive multi-core capability: 20 cores compared to just 14 cores in the Ultra 5. This makes the i7-14700K the premium choice for tasks that demand serious power, like gaming and high-end productivity applications. However, the Ultra 5 245K is no slouch, boasting modern features like native Thunderbolt 4 and WiFi 7, making it a solid contender for users focused on power efficiency and connectivity. With a memory bandwidth of 102.4 GB/s, it's perfect for everyday tasks and light gaming, although it can't quite match the i7-14700K's gaming prowess and cache size. Key specs: Cores: 20C/28T (i7-14700K) vs 14C/14T (Ultra 5 245K). and Memory Bandwidth: 89.6 GB/s (i7-14700K) vs 102.4 GB/s (Ultra 5 245K)..
Why compare these? The Intel Core i7-14700K (high-end) and Intel Core Ultra 5 Desktop Processor 245K (mid-range) represent different approaches to processors. While they may appeal to different budgets, many buyers consider both options. This 2026 comparison helps you decide if the differences justify the price gap.
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Key Differences at a Glance
| Aspect | Intel Core | Intel Core |
|---|---|---|
| User Rating | 4.6★ (10 reviews) | 4.6★ (120 reviews) |
| Top Strength | Significant multi-core performance boost over 13700K (4 extra E-cores) | Significantly improved power efficiency (performance-per-watt) vs. 14th Gen |
| Main Drawback | Very high power consumption and thermal output | Gaming performance often flat or slightly lower than 14600K/Ryzen 9000 |
| Market Position | ✓Premium | Mid-range |
Intel Core i7-14700K
Raptor Lake Refresh (14th Gen Intel Core)
Socket LGA1700 (FCLGA1700)
20 Cores (8P + 12E) / 28 Threads
P-Core: 3.4 / 5.5 GHz; E-Core: 2.5 / 4.3 GHz; Max Turbo: 5.6 GHz
Intel Core Ultra 5 Desktop Processor 245K
Arrow Lake-S (Core Ultra Series 2)
LGA1851
14 Cores (6 Performance + 8 Efficient) / 14 Threads
P-core: 4.2–5.2 GHz / E-core: 3.6–4.6 GHz
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: Intel Core i7-14700K vs Intel Core Ultra 5 Desktop Processor 245K
Intel Core i7-14700K
Intel Core Ultra 5 Desktop Processor 245K
| Criterion | Intel Core i7-14700K | Intel Core Ultra 5 Desktop Processor 245K |
|---|---|---|
| Rating | ★4.6(10)Amazon | ★4.6(120)Amazon |
Architecture Gen | Raptor Lake Refresh (14th Gen Intel Core) | Arrow Lake-S (Core Ultra Series 2) |
Socket Platform | Socket LGA1700 (FCLGA1700) | LGA1851 |
Cores Threads | 20 Cores (8P + 12E) / 28 Threads | 14 Cores (6 Performance + 8 Efficient) / 14 Threads |
Base Boost Clock | P-Core: 3.4 / 5.5 GHz; E-Core: 2.5 / 4.3 GHz; Max Turbo: 5.6 GHz | P-core: 4.2–5.2 GHz / E-core: 3.6–4.6 GHz |
Cache L2 L3 | 28 MB L2 + 33 MB L3 (61 MB Total) | 24 MB Intel® Smart Cache (L3) + 26 MB L2 (50 MB Total) |
TDP Power | 125 W (Processor Base Power) | 125 W (Processor Base Power) |
Max Turbo Power | 253 W (Maximum Turbo Power) | 159 W (Maximum Turbo Power) |
Process Node | Intel 7 (10nm Enhanced SuperFin) | TSMC N3B (Compute Tile) / TSMC N6 (SoC Tile) |
Memory Support | DDR5-5600 or DDR4-3200; Dual-Channel; Up to 192 GB; ECC Support: Yes (W680 chipset required) | DDR5-6400 MT/s (Official); CUDIMM Support; Up to 192 GB |
Memory Bandwidth Max | 89.6 GB/s (DDR5-5600) | 102.4 GB/s (at DDR5-6400) |
Pcie Version | PCIe 5.0 (x16 lanes) + PCIe 4.0 (x4 lanes) | PCIe 5.0 and 4.0 |
Pcie Lanes | 20 Total (16 CPU PCIe 5.0 + 4 CPU PCIe 4.0) | 24 (20 PCIe 5.0 + 4 PCIe 4.0 Direct from CPU) |
Igpu | Intel UHD Graphics 770 (32 EUs, 300 – 1600 MHz) | Intel® Graphics (4 Xe-cores, 1.9 GHz Max Dynamic) |
Instruction Features | Intel 64, AVX2, AES-NI, VT-x, VT-d, SSE4.1/4.2, Gaussian & Neural Accelerator 3.0 | SSE4.2, AVX2, VNNI, Intel 64, VT-x/d; NPU (13 TOPS AI) |
Cooler Included | No (360mm Liquid cooler highly recommended) | No (Heatsink not included) |
Max Temp | 100°C (212°F) TjMax | 105°C (221°F) Max Operating Temperature |
Notes Limits | Known for extremely high power draw and heat; often exceeds 253W limit on default motherboard settings. 4 extra E-cores vs i7-13700K. LGA1700 platform is end-of-life (no future upgrades). | Requires LGA1851 motherboard (800 Series). No Hyper-Threading. Includes dedicated NPU for AI workloads. |
Chipset Support | Intel 700 Series (Z790, B760, etc.) & 600 Series (BIOS update required) | Intel 800 Series (Z890, B860, H810, etc.) |
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Intel Core i7-14700K
Raptor Lake Refresh (14th Gen Intel Core)
Socket LGA1700 (FCLGA1700)
20 Cores (8P + 12E) / 28 Threads
P-Core: 3.4 / 5.5 GHz; E-Core: 2.5 / 4.3 GHz; Max Turbo: 5.6 GHz
28 MB L2 + 33 MB L3 (61 MB Total)
125 W (Processor Base Power)
Pros
- Significant multi-core performance boost over 13700K (4 extra E-cores)
- Excellent gaming performance, rivaling top-tier flagships
Cons
- Very high power consumption and thermal output
- Requires a high-end cooling solution (360mm AIO recommended)
Intel Core Ultra 5 Desktop Processor 245K
Arrow Lake-S (Core Ultra Series 2)
LGA1851
14 Cores (6 Performance + 8 Efficient) / 14 Threads
P-core: 4.2–5.2 GHz / E-core: 3.6–4.6 GHz
24 MB Intel® Smart Cache (L3) + 26 MB L2 (50 MB Total)
125 W (Processor Base Power)
Pros
- Significantly improved power efficiency (performance-per-watt) vs. 14th Gen
- Modern platform connectivity: Native Thunderbolt 4, WiFi 7, PCIe 5.0 lanes
Cons
- Gaming performance often flat or slightly lower than 14600K/Ryzen 9000
- Removal of Hyper-Threading reduces multi-core potential in some apps
Which one is better?
The Intel Core i7-14700K is the better buy for most people - its 20 cores crush the 14 cores of the Ultra 5. That said, grab the Ultra 5 if you prioritize modern connectivity and a cooler run under load - it's the smarter buy for budget-conscious users.
Who should buy each?
Choose the Intel Core i7-14700K if: you need top-tier gaming performance, require heavy multitasking for video editing, or want the best overall CPU speed.
Choose the Intel Core Ultra 5 Desktop Processor 245K if: you value modern connectivity features, want better power efficiency for everyday tasks, or are working with AI workloads needing the integrated NPU.
Safe Choice Buyers
More widely tested with 120 reviews vs 10
→ Choose Intel Core
Premium Buyers
Higher-tier option with more premium features and build quality
→ Choose Intel Core
Value Seekers
Better value proposition for buyers who don't need top-tier features
→ Choose Intel Core
Significant multi-core performance Priority
Significant multi-core performance boost over 13700K (4 extra E-cores)
→ Choose Intel Core
Conclusion
There is no wrong answer here. Focus on the features you will use daily and pick the model that aligns with them.
Bottom line: Both products share a 4.6★ rating, making this comparison particularly close. Your decision should come down to which specific features matter most to you.
Frequently Asked Questions
+Which is better: Intel Core i7-14700K or Intel Core Ultra 5 Desktop Processor 245K?
Intel Core i7-14700K is the better choice if you prioritize significant multi-core performance boost over 13700k (4 extra e-cores). Intel Core Ultra 5 Desktop Processor 245K wins if you value significantly improved power efficiency (performance-per-watt) vs. 14th gen. Both are rated highly (4.6★ vs 4.6★), so consider your specific needs and budget.
+What are the main differences between Intel Core i7-14700K and Intel Core Ultra 5 Desktop Processor 245K?
Key differences: Intel Core i7-14700K offers significant multi-core performance boost over 13700k (4 extra e-cores), while Intel Core Ultra 5 Desktop Processor 245K stands out with significantly improved power efficiency (performance-per-watt) vs. 14th gen. Consider that Intel Core i7-14700K very high power consumption and thermal output. Meanwhile, Intel Core Ultra 5 Desktop Processor 245K gaming performance often flat or slightly lower than 14600k/ryzen 9000. Check the detailed specs table above for a complete comparison.
+Where can US buyers get the best price?
For US buyers, Amazon typically offers competitive pricing with Prime shipping, easy returns, and reliable warranty support. We recommend comparing prices on both products using our affiliate links above—prices fluctuate regularly, and you may find sales or deals.
+Is this comparison up to date?
Yes, this comparison is current for 2026. We regularly verify specs, ratings, and availability. Last verified: February 7, 2026. PageBen uses affiliate links for monetization, but our recommendations are research-driven and independent.
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