Best CPUs under £100 for productivity

Best Pick

Intel Core i3 14100F 4-core Intel Socket 1700

80.4 Productivity Score
4C/8T4.7GHz12MB L3FC-LGA16A58W
Why we recommend this

The 4.7GHz boost clock on its 4 P-cores delivers strong single-threaded speed, making everyday computing feel responsive despite its entry-level positioning. Support for both DDR4 and DDR5 memory plus PCIe 5.0 provides a modern platform with flexible upgrade paths, though a discrete GPU is mandatory. This processor is best for budget-conscious PC builders assembling a capable home office or light gaming machine.

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Intel CM8066002031501

67.6 Productivity Score
14C/28T3.3GHz35MB L3LGA 2011-3120W
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Intel Core i7 6700 3-core LGA1151

56.9 Productivity Score
4C/8T4.0GHz8MB L3LGA 115165W
Why we recommend this ▼

The 14nm Skylake architecture delivers a 4.0GHz boost clock and 8MB of L3 cache within a 65W TDP, providing reliable quad-core, eight-thread performance for older LGA 1151 systems. Its integrated Intel HD Graphics 530 enables display output without a dedicated GPU, making it a practical drop-in upgrade for aging office desktops. This processor is best for budget-conscious users refreshing a legacy PC for basic productivity and web-based tasks.

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Intel Pentium E6500 2-core LGA775

52 Productivity Score
2C/4T3.6GHz6MB L3LGA 77565W
Why we recommend this ▼

The 45nm Wolfdale architecture delivers a 65W TDP and a 1066 MHz FSB, making it a cool-running option for legacy LGA 775 systems. Its 2MB L2 cache and 2.93 GHz clock speed provide adequate responsiveness for basic tasks on aging platforms. This processor is best for users maintaining vintage Windows XP or 7 machines for retro computing and simple office work.

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Intel Pentium Gold G5420 2-core LGA1151

43.9 Productivity Score
2C/4T1.1GHz4MB L3LGA 115154W
Why we recommend this ▼

A fixed 3.8 GHz base clock on its dual-core, four-thread Coffee Lake design delivers snappy responsiveness for everyday desktop tasks without relying on turbo boost. The included boxed cooler and integrated UHD Graphics 610 make it a cost-effective foundation for a basic system, eliminating the immediate need for a discrete GPU. This processor is best for office PC builders or home users needing a reliable chip for web browsing, document editing, and media playback.

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Intel BX80701G5900

43.4 Productivity Score
2C/2T3.4GHz2MB L3LGA 120058W
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Best CPUs under £200 for productivity

Best Pick

Intel ULTRA 5 250K

95.2 Productivity Score
18C/18T5.3GHz30MB L3LGA 1851125W
Why we recommend this

The 3nm Arrow Lake Refresh architecture and 18-core hybrid design deliver a 37,558 PassMark multi-core score, making it a strong productivity engine with PCIe 5.0 and DDR5 support. Its unlocked multiplier on the LGA 1851 socket provides straightforward overclocking headroom, while the 30MB L2 cache reduces latency in cache-sensitive workloads. This processor is best for AI developers and multitasking professionals who need high parallel throughput but do not rely on discrete-level integrated graphics.

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Intel LF80537GF0484M

80.9 Productivity Score
2C/12T4.3GHz16MB L3Socket 47865W
Why we recommend this ▼

The 2.16GHz Core 2 Duo T7400 pairs dual cores with 4MB L2 cache and a 667MHz FSB, a dated but functional pairing for legacy Socket 478 boards. Its 65W TDP and tray packaging make it a low-cost drop-in upgrade for older desktops, though it lacks modern features like DDR5 or PCIe 5.0. Best for hobbyists maintaining vintage systems who need a cheap, reliable CPU for basic office tasks or retro computing.

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Intel BX8071514100F

80.9 Productivity Score
4C/8T4.7GHz12MB L3LGA170058W
Why we recommend this ▼

The 4-core, 8-thread Raptor Lake chip boosts to 4.7GHz with a 58W base power, delivering solid everyday performance without integrated graphics. It supports both DDR5 and DDR4 memory plus PCIe 5.0, giving budget builders flexibility in component choice. Best for office workers and casual gamers who already own a discrete GPU and want a low-cost, efficient upgrade for web browsing and light productivity.

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Intel Core i7 9700K 8-core LGA1151

69.7 Productivity Score
8C/8T4.9GHz12MB L3LGA 115195W
Why we recommend this ▼

Eight physical cores with a 4.9GHz boost clock deliver strong single-thread performance for gaming, bypassing the hyperthreading overhead of its i9 sibling. The unlocked 95W TDP on the LGA 1151 socket provides straightforward overclocking headroom for users with existing 300-series motherboards. This processor is best for pure gamers seeking high frame rates who don't need the extra threads for streaming or video rendering.

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Intel Xeon E5-2697 v2 12-core LGA2011

62.2 Productivity Score
12C/24T3.5GHz30MB L3FCLGA2011130W
Why we recommend this ▼

Its 12 cores and 30MB L3 cache deliver a PassMark multi-core score of 7363, making it a capable workhorse for parallelized server tasks on the LGA2011 socket. This renewed unit offers a cost-effective entry point for legacy dual-socket workstations, arriving in tested condition with no visible cosmetic damage. It is best suited for homelab operators upgrading aging servers for virtualization or multi-threaded productivity workloads, not for single-threaded or gaming applications.

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Intel Xeon W 2223 4-core LGA2066

54.3 Productivity Score
4C/8T3.9GHz8MB L3LGA2066120W
Why we recommend this ▼

With a 3.9GHz boost clock and ECC memory support on the LGA 2066 socket, this 4-core Xeon W-2223 delivers reliable single-thread performance for entry-level workstations. Its 120W TDP and validated server architecture provide a stable foundation for always-on systems, though its PassMark scores reflect a narrow focus on non-gaming tasks. This processor is best for IT administrators building a basic NAS or small business server where data integrity matters more than multi-threaded speed.

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Intel INTBX80715G6900

50.3 Productivity Score
2C/2T3.4GHz4MB L3LGA170046W
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Intel Xeon Gold 5118 12-core LGA3647

36.7 Productivity Score
12C/24T3.2GHz16.5MB L3LGA 3647105W
Why we recommend this ▼

A 12-core, 2.3GHz base clock and 105W TDP on the Skylake-SP architecture delivers balanced multi-threaded throughput for rack servers. Its hardware-enhanced security and reliability features suit always-on, hybrid-cloud infrastructure. This processor is best for IT administrators deploying virtualized data center workloads where consistent 64-bit processing and socket longevity matter more than single-thread speed.

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Intel Xeon Platinum 8164 26-core LGA2011

35.9 Productivity Score
26C/12T35.75MB L3LGA 2011-3150W
Why we recommend this ▼

Its 26 cores and 35.75MB of L3 cache deliver parallel throughput for virtualized enterprise workloads, though the 2.0GHz base clock and 150W TDP reflect a design optimized for density over raw speed. The processor’s availability as a refurbished unit with a standard LGA 3647 socket makes it a cost-effective path to populate legacy server infrastructure. This chip is best for IT administrators scaling out multi-tenant data center environments where core count and memory capacity outweigh single-threaded performance.

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Intel BX80557E2140

31.5 Productivity Score
2C/2TLGA 77565W
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Best CPUs under £400 for productivity

Best Pick

Intel Core Ultra 7 270K Plus 24-core LGA1851

99.5 Productivity Score
24C/24T5.5GHz36MB L3LGA1851125W
Why we recommend this

The 24-core Arrow Lake Refresh architecture on a 3nm process delivers a 64,360 PassMark multi-core score, making it a standout for heavily threaded workloads. Its unlocked multiplier and support for PCIe 5.0 and DDR5 memory on the new LGA1851 socket provide a strong foundation for future upgrades. This processor is best for AI/LLM developers and productivity users who need high parallel processing power but don't prioritize top-tier gaming frame rates.

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Intel Core i7 14700K 20-core LGA1700

96.1 Productivity Score
20C/28T5.6GHz33MB L3LGA1700125W
Why we recommend this ▼

The 20-core hybrid architecture with 8 P-cores boosting to 5.6GHz delivers a 51,966 PassMark multi-core score, making it a strong upgrade for mixed workloads on the LGA1700 platform. Its unlocked multiplier and broad DDR5/DDR4 support offer flexible overclocking and platform compatibility across 600 and 700 series chipsets. This processor is best for gamers and streamers who need high frame rates alongside multi-threaded productivity like video rendering.

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Intel BX8071513900F

93.1 Productivity Score
24C/32T5.6GHz36MB L3LGA170065W
Why we recommend this ▼

The 24-core Raptor Lake-S chip with 32 threads and a 5.6GHz boost delivers strong multi-threaded performance, scoring 48246 in PassMark, while its 65W base power keeps efficiency high. It lacks an iGPU, so a discrete graphics card is required, but it supports both DDR5 and DDR4 memory and PCIe 5.0. Best for budget-conscious productivity users who need heavy multi-core work without integrated graphics.

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Intel Core i5 14600KF 14-core LGA1700

92.6 Productivity Score
14C/20T5.3GHz24MB L3LGA 1700125W
Why we recommend this ▼

The 14-core hybrid architecture with a 5.3GHz boost clock and unlocked multiplier delivers strong gaming and multi-threaded performance on the LGA 1700 platform. Its support for both DDR4 and DDR5 memory provides flexible build options without forcing a costly RAM upgrade. This processor is best for budget-conscious gamers and streamers who pair it with a discrete GPU and want high frame rates without overspending.

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Intel BX80768235

92.2 Productivity Score
14C/14T5.0GHz24MB L3LGA185165W
Why we recommend this ▼

The 14-core Arrow Lake chip (6P+8E) hits 5.0 GHz boost with 24MB L3 cache, and its 65W TDP keeps power draw low for a desktop CPU. It includes integrated Intel Graphics and a 3.5 TOPS NPU, plus PCIe 5.0 support, making it a solid all-rounder for productivity and light gaming. Best for budget-conscious builders who want a modern LGA1851 processor for everyday tasks and office work without a dedicated GPU.

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Intel Xeon Gold 6132

72.9 Productivity Score
16C/32T3.4GHz64MB L3LGA 3647140W
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Intel BX80673I99900X

69.3 Productivity Score
10C/20T4.4GHz19.25MB L3LGA 2066165W
Why we recommend this ▼

The 10-core, 20-thread Skylake X chip hits a 4.4 GHz boost and 19.25 MB cache, with quad-channel DDR4-2666 support and a 165W TDP on LGA 2066. It is unlocked for overclocking and supports Intel Optane Memory, but only works with X299 motherboards. Best for enthusiasts building a high-core-count workstation for rendering or video editing who already own or plan to buy an X299 platform.

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Intel Core i7 X-Series 7800X 6-core LGA2066

65.3 Productivity Score
6C/12T4.0GHz8.25MB L3LGA 2066140W
Why we recommend this ▼

The 6-core, 12-thread Skylake-X architecture on the LGA 2066 socket provides 28 PCI Express lanes and Intel Optane Memory readiness, making it a capable platform for high-bandwidth storage and multi-GPU setups. Its positioning on the X299 chipset offers quad-channel DDR4 memory support, which was a differentiator for memory-intensive tasks at its release. This processor is best for budget-conscious system builders seeking a used entry point into the HEDT platform for older rendering workstations or multi-card configurations, not modern gaming or AI workloads.

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Intel Xeon W 2225 4-core LGA2066

58.9 Productivity Score
4C/8T4.6GHz8.25MB L3LGA 2066105W
Why we recommend this ▼

The 4-core, 8-thread Xeon W-2225 delivers a 4.6GHz boost clock and ECC memory support on the LGA 2066 socket, making it a stable entry-level workstation chip. Its 105W TDP and 14nm architecture provide reliable, validated performance for single-socket server boards. This processor is best for IT administrators building a basic file server or running light, mission-critical applications that require error-correcting memory.

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Intel SR3HQ

57.1 Productivity Score
12C/24T3.0GHz16.5MB L3LGA 364785W
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Intel Core i5 X-Series 7640X 4-core LGA2066

51.6 Productivity Score
4C/4T4.2GHz6MB L3LGA 2066112W
Why we recommend this ▼

The unlocked 4.0GHz base clock and LGA 2066 socket on the Kaby Lake-X chip provide a direct entry point to the X299 platform’s overclocking headroom and quad-channel memory potential. Its single-core PassMark score of 2541 delivers competent VR-ready performance when paired with a discrete GPU, though the 112W TDP and lack of included cooler demand robust aftermarket cooling. This processor is best for budget-conscious system builders who prioritize future scalability to higher core-count X-Series CPUs over immediate multi-threaded productivity.

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Intel BX80634E52470V2

46.5 Productivity Score
10C/20T3.2GHz25MB L3LGA 135695W
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Intel CD8067303561900

42 Productivity Score
8C/8T3.4GHz11MB L3LGA 364785W
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Intel Pentium Gold G5500 2-core LGA1151

39.1 Productivity Score
2C/4T4.2GHz4MB L3LGA115154W
Why we recommend this ▼

A 3.8GHz base clock and Hyper-Threading on its dual-core Coffee Lake design provide responsive performance for basic computing, backed by integrated UHD Graphics 630. Its 54W TDP and included boxed cooler make it a straightforward drop-in upgrade for compatible 300-series motherboards. This processor is best for office PC builders and home users needing a capable, low-cost chip for web browsing and media playback.

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Premium CPUs for productivity

Best Pick

Intel Core Ultra 9 285K 24-core LGA1851

100 Productivity Score
24C/24T5.7GHz36MB L3LGA 1851125W
Why we recommend this

The 24-core, 5.7GHz Intel Core Ultra 9 285K combines eight performance and sixteen efficiency cores on the 3nm Arrow Lake-S architecture with a dedicated 13 TOPS NPU for local AI acceleration. Its unlocked multiplier, PCIe 5.0 support, and 125W base power target enthusiast overclocking and high-bandwidth workflows on the new LGA 1851 platform. This processor is best for content creators and gamers who need top-tier multi-threaded productivity and AI-enhanced tasks without stepping up to a workstation-class chip.

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Intel Core i9 14900KS 24-core Intel Socket 1700

96.3 Productivity Score
24C/32T6.2GHz36MB L3LGA 1700150W
Why we recommend this ▼

A 5.9GHz boost clock across 24 cores and Thermal Velocity Boost deliver the highest single-threaded speed available on the LGA 1700 socket for latency-sensitive tasks. Its unlocked multiplier and support for both DDR4 and DDR5 memory offer flexible overclocking headroom without forcing a full platform rebuild. This processor is best for extreme overclockers and single-threaded application users who prioritize peak frequency over multi-core efficiency.

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Intel Core i7 13700K 16-core LGA1700

93.8 Productivity Score
16C/24T5.4GHz30MB L3LGA 1700125W
Why we recommend this ▼

The hybrid 8 P-core and 8 E-core design with a 5.4GHz boost clock delivers strong multi-threaded throughput, evidenced by a 45,759 PassMark score, while the unlocked multiplier allows for overclocking. Its 30MB of L3 and 24MB of L2 cache significantly reduce latency in complex workloads, and the integrated UHD Graphics 770 provides display functionality without a discrete GPU. This processor is best for content creators and productivity users who need high core counts for rendering and multitasking but can accept mid-range gaming performance.

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Intel Xeon Gold 6526Y 16-core LGA4677

85.3 Productivity Score
16C/32T3.9GHz37.5MB L3LGA 4677195W
Why we recommend this ▼

With 16 cores and 32 threads reaching a 3.9GHz boost, this Xeon Gold processor delivers consistent throughput for multi-threaded server tasks, backed by a substantial 37.5MB L3 cache. Support for up to 4TB of DDR5 memory and PCIe 5.0 connectivity ensures it can handle dense virtualization and memory-intensive workloads without bottlenecking. This chip is best for data center operators running large-scale database and containerized application servers.

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Intel Core i5 12600 6-core LGA1700

80.2 Productivity Score
6C/12T4.8GHz18MB L3LGA170065W
Why we recommend this ▼

The hybrid 6-core, 12-thread Alder Lake architecture delivers strong productivity at a 65W base power, with a 4.8GHz boost and 18MB of L3 cache driving a 21,382 PassMark score. It includes a capable Intel UHD Graphics 770 iGPU and a boxed Laminar RM1 cooler, offering a complete, cost-effective platform with PCIe 5.0 support. This processor is best for budget-conscious PC builders needing reliable performance for office multitasking, light content creation, and home server duties.

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Intel Xeon w5-2455X 12-core LGA4677

79.9 Productivity Score
12C/24T4.6GHz30MB L3LGA 4677200W
Why we recommend this ▼

The unlocked 12-core, 24-thread design with a 4.6GHz boost clock on the Sapphire Rapids architecture provides strong single and multi-threaded throughput for workstation tasks. Support for 4-channel DDR5 ECC memory up to 2TB and PCIe 5.0 ensures data integrity and high-bandwidth connectivity for professional environments. This processor is best for entry-level workstation users running 3D rendering or simulation software who require platform stability over peak gaming performance.

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Intel CD8069504393600

71.3 Productivity Score
10C/20T4.7GHz19.25MB L3LGA 2066165W
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Intel Core i7 X-Series 7820X 8-core LGA2066

66.3 Productivity Score
8C/16T4.3GHz11MB L3LGA 2066140W
Why we recommend this ▼

The 8-core, 16-thread design with a 4.3GHz boost clock and quad-channel DDR4-2666 memory support provides strong multi-threaded throughput for its era. Its unlocked multiplier on the LGA 2066 socket allows for overclocking headroom, paired with a high 4.7-star refurbished rating that signals reliable used availability. This processor is best for budget-conscious builders upgrading an X299 system for moderate 1080p gaming and threaded productivity tasks.

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Intel CM8068403654221

59.7 Productivity Score
4C/8T4.7GHz8MB L3LGA 115171W
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Intel Xeon Silver 4215R 8-core LGA1156

57.2 Productivity Score
8C/16T4.0GHz11MB L3LGA 1156130W
Why we recommend this ▼

The 8-core Cascade Lake architecture delivers a 3.2GHz base clock and 130W TDP, providing stable multi-threaded throughput for entry-level server deployments. Its 11MB L3 cache and dual-socket scalability offer a cost-effective path for memory-intensive virtualization tasks. This processor is best for IT administrators building basic file servers or running lightweight virtualized environments on a budget.

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Intel CM8067702870650

56.4 Productivity Score
4C/8T3.9GHz8MB L3LGA115172W
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Intel BX80619I73960X

53.4 Productivity Score
6C/12T3.9GHz15MB L3LGA 2011130W
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BX80646I34350

37.9 Productivity Score
2C/4T3.6GHz4MB L3LGA 115054W
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