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2026 comparison
Updated Jan 6, 2026
|Sources: Amazon, Manufacturer

Intel Core Ultra 5 Desktop Processor 245K vs AMD Ryzen 7 5700X

Get the Intel Core Ultra 5 Desktop Processor 245K if you're after modern connectivity like PCIe 5.0 and Thunderbolt 4. It offers 14 cores and can reach up to 5.2 GHz, making it a powerful option for demanding tasks. However, for a lower TDP and cooler operation at 65W, the AMD Ryzen 7 5700X is a tempting choice, especially for budget-conscious builders. In real-world use, the Intel's 125W power draw means it runs hotter, but the 24MB L3 cache and 14 cores can be a game-changer for multitasking. Meanwhile, the Ryzen 7 5700X, with its 32MB L3 cache, excels in multi-threaded applications, making it nearly equal to higher-tier CPUs in performance. So, if you're looking for efficiency and solid performance, consider these key specs.

⚡ Power: 125W vs 65W🧊 Max Temp: 105°C vs 90°C⚙️ Cores: 14 vs 8

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Intel Core Ultra 5 Desktop Processor 245K
Architecture Gen:Arrow Lake-S (Core Ultra Series 2)
Socket Platform:LGA1851
Cores Threads:14 Cores (6 Performance + 8 Efficient) / 14 Threads
Base Boost Clock:P-core: 4.2–5.2 GHz / E-core: 3.6–4.6 GHz
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AMD Ryzen 7 5700X

AMD Ryzen 7 5700X

4.8
(10,543)Amazon
Architecture Gen:Zen 3 (Ryzen 5000 Series / Vermeer)
Socket Platform:Socket AM4 (PGA 1331)
Cores Threads:8 Cores / 16 Threads
Base Boost Clock:3.4 GHz Base / Up to 4.6 GHz Max Boost
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Comparison: Intel Core Ultra 5 Desktop Processor 245K vs AMD Ryzen 7 5700X

Intel Core Ultra 5 Desktop Processor 245K

Intel Core Ultra 5 Desktop Processor 245K

4.5(111)Amazon
AMD Ryzen 7 5700X

AMD Ryzen 7 5700X

4.8(10,543)Amazon
Intel Core Ultra 5 Desktop Processor 245K

Intel Core Ultra 5 Desktop Processor 245K

Rating:4.5(111)Amazon
Architecture Gen:Arrow Lake-S (Core Ultra Series 2)
Socket Platform:LGA1851
Cores Threads:14 Cores (6 Performance + 8 Efficient) / 14 Threads
Base Boost Clock:P-core: 4.2–5.2 GHz / E-core: 3.6–4.6 GHz
Cache L2 L3:24 MB Intel® Smart Cache (L3) + 26 MB L2 (50 MB Total)
TDP Power:125 W (Processor Base Power)
Max Turbo Power:159 W (Maximum Turbo Power)
Process Node:TSMC N3B (Compute Tile) / TSMC N6 (SoC Tile)
Memory Support:DDR5-6400 MT/s (Official); CUDIMM Support; Up to 192 GB
Memory Bandwidth Max:102.4 GB/s (at DDR5-6400)
Pcie Version:PCIe 5.0 and 4.0
Pcie Lanes:24 (20 PCIe 5.0 + 4 PCIe 4.0 Direct from CPU)
Igpu:Intel® Graphics (4 Xe-cores, 1.9 GHz Max Dynamic)
Instruction Features:SSE4.2, AVX2, VNNI, Intel 64, VT-x/d; NPU (13 TOPS AI)
Cooler Included:No (Heatsink not included)
Max Temp:105°C (221°F) Max Operating Temperature
Notes Limits:Requires LGA1851 motherboard (800 Series). No Hyper-Threading. Includes dedicated NPU for AI workloads.
Chipset Support:Intel 800 Series (Z890, B860, H810, etc.)

✓ Pros:

  • Significantly improved power efficiency (performance-per-watt) vs. 14th Gen
  • Modern platform connectivity: Native Thunderbolt 4, WiFi 7, PCIe 5.0 lanes
  • Integrated NPU (13 TOPS) accelerates light local AI workloads
  • Run cooler than previous i5-K SKUs under load

✗ Cons:

  • Gaming performance often flat or slightly lower than 14600K/Ryzen 9000
  • Removal of Hyper-Threading reduces multi-core potential in some apps
  • Requires new LGA1851 socket (incompatible with LGA1700)

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AMD Ryzen 7 5700X

AMD Ryzen 7 5700X

Rating:4.8(10,543)Amazon
Architecture Gen:Zen 3 (Ryzen 5000 Series / Vermeer)
Socket Platform:Socket AM4 (PGA 1331)
Cores Threads:8 Cores / 16 Threads
Base Boost Clock:3.4 GHz Base / Up to 4.6 GHz Max Boost
Cache L2 L3:32 MB L3 + 4 MB L2 (36 MB Total Cache)
TDP Power:65 W (Default TDP)
Max Turbo Power:88 W (Package Power Tracking - PPT)
Process Node:TSMC 7nm FinFET (Core Complex) / GlobalFoundries 12nm (I/O Die)
Memory Support:DDR4-3200 MT/s (Official); Dual-Channel; Up to 128 GB; ECC Supported (Motherboard Dependent)
Memory Bandwidth Max:51.2 GB/s (at DDR4-3200)
Pcie Version:PCIe 4.0
Pcie Lanes:24 (20 Usable PCIe 4.0 Lanes: 16 GPU + 4 Storage)
Igpu:None (Discrete GPU required)
Instruction Features:AMD-V, AVX2, FMA3, SHA, AES-NI, SSE4.1/4.2
Cooler Included:No (Cooling device not included)
Max Temp:90°C (194°F) TjMax
Notes Limits:Requires discrete GPU. Excellent drop-in upgrade for B450/X470/B550 boards (BIOS update likely required).
Chipset Support:AMD 500 Series (X570/B550/A520), 400 Series (X470/B450), Select 300 Series (A320/B350/X370)

✓ Pros:

  • Highly efficient 65W TDP design runs cooler than the 5800X
  • Offers 8-core/16-thread performance nearly identical to higher-tier SKUs
  • Cost-effective upgrade extending the life of older AM4 builds
  • Unlocked multiplier allows for PBO tuning and overclocking

✗ Cons:

  • No integrated graphics (cannot output video without a GPU)
  • No stock cooler included (unlike the 5600X)
  • Limited to DDR4 memory and PCIe 4.0 (older platform generation)

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Which one is better?

The Intel Core Ultra 5 Desktop Processor 245K is the better buy for most people - its 14 cores and 5.2 GHz boost speed crush the AMD Ryzen 7 5700X. That said, grab the Ryzen 7 5700X if you want a cooler, more efficient processor at 65W TDP - it's 60W less power-hungry.

Who should buy each?

Choose the Intel Core Ultra 5 Desktop Processor 245K if: you need high performance for gaming, want cutting-edge connections like PCIe 5.0, or plan to run demanding applications.
Choose the AMD Ryzen 7 5700X if: you prefer cooler operation for energy savings, want a cost-effective upgrade for an older AM4 setup, or need excellent multi-threading performance without breaking the bank.

Conclusion

We hope this comparison helps you buy with confidence. Both products are dependable; the right one depends on how you will use it.

Frequently Asked Questions

+Which has better value?

Intel Core Ultra 5 Desktop Processor 245K excels if you value significantly improved power efficiency (performance-per-watt) vs. 14th gen. AMD Ryzen 7 5700X is better if you prioritize highly efficient 65w tdp design runs cooler than the 5800x. Pick based on your budget and daily use.

+Is this an independent review?

Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.

+Do newer models exist?

Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.

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