PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Core i5-10400F

2020

Why buy it

✅Includes a boxed cooler (Yes), unlike Core i7-1270P.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-1270P across 2 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (8,191 vs 9,652).
❌Smaller total L3 cache (12 MB vs 18 MB).
❌Launch MSRP is still $160 MSRP, while Core i7-1270P mostly shows up through inconsistent older-market listings.
❌132.1% higher power demand at 65W vs 28W.

Core i7-1270P

2022

Why buy it

✅Better for gaming: +7.9% higher average FPS across 2 shared CPU benchmark tests.
✅+50% larger total L3 cache (18 MB vs 12 MB).
✅Draws 28W instead of 65W, a 37W reduction.
✅Newer platform on FCBGA1744 with DDR5 support instead of LGA1200 and DDR4.
✅25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌No boxed cooler included, unlike Core i5-10400F.

Core i5-10400F

2020

Core i7-1270P

2022

Why buy it

✅Includes a boxed cooler (Yes), unlike Core i7-1270P.

Why buy it

✅Better for gaming: +7.9% higher average FPS across 2 shared CPU benchmark tests.
✅+50% larger total L3 cache (18 MB vs 12 MB).
✅Draws 28W instead of 65W, a 37W reduction.
✅Newer platform on FCBGA1744 with DDR5 support instead of LGA1200 and DDR4.
✅25% more PCIe lanes (20 vs 16) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-1270P across 2 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (8,191 vs 9,652).
❌Smaller total L3 cache (12 MB vs 18 MB).
❌Launch MSRP is still $160 MSRP, while Core i7-1270P mostly shows up through inconsistent older-market listings.
❌132.1% higher power demand at 65W vs 28W.

Trade-offs

❌No boxed cooler included, unlike Core i5-10400F.

Quick Answers

So, is Core i7-1270P better than Core i5-10400F?

Yes. Core i7-1270P is the better overall CPU here. You are getting a 7.9% average FPS lead across 2 shared CPU game tests in our data, 17.8% better Cinebench R23 multi-core, 27.8% higher PassMark, and the stronger long-term platform, which makes it the stronger all-around choice.

Which one is better for gaming?

If gaming is the priority, Core i7-1270P is the better pick here. According to our tests, it delivers 7.9% more average FPS across 2 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Core i7-1270P is the better fit. You are getting 17.8% better Cinebench R23 multi-core, backed by 12 cores and 16 threads. It also carries the larger cache pool with 50% larger total L3 cache (18 MB vs 12 MB).

Which one is the smarter buy today, not just the cheaper CPU?

Core i7-1270P is still the faster CPU overall, but Core i5-10400F makes more sense if price matters more than absolute performance. Core i7-1270P is at an unclear MSRP at unclear MSRP versus $160 MSRP, and it gives you a 7.9% average FPS lead across 2 shared CPU game tests in our data. Core i5-10400F is also 100.0% better value on MSRP (81.4 vs 0.0 PassMark/$), which is why it is easier to justify for price-conscious builds on paper.

Which one is more future-proof for 2026 and beyond?

Core i7-1270P is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2020), a healthier platform with FCBGA1744 and DDR5 instead of LGA1200, 50% larger total L3 cache (18 MB vs 12 MB), and more multi-core headroom with 12 cores / 16 threads instead of 6/12. That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Core i5-10400F Benchmark Check

Core i7-1270P Benchmark Check

Path of Exile 2

Preset	Core i5-10400F	Core i7-1270P
1080p
low	192 FPS	252 FPS
medium	152 FPS	237 FPS
high	123 FPS	199 FPS
ultra	100 FPS	172 FPS
1440p
low	153 FPS	220 FPS
medium	119 FPS	188 FPS
high	97 FPS	153 FPS
ultra	79 FPS	135 FPS
4K
low	82 FPS	154 FPS
medium	70 FPS	132 FPS
high	55 FPS	102 FPS
ultra	43 FPS	90 FPS

Open Core i5-10400F Open Core i7-1270P

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-10400F	Core i7-1270P
1080p
low	326 FPS	320 FPS
medium	318 FPS	271 FPS
high	290 FPS	228 FPS
ultra	253 FPS	209 FPS
1440p
low	326 FPS	265 FPS
medium	292 FPS	233 FPS
high	267 FPS	201 FPS
ultra	234 FPS	175 FPS
4K
low	309 FPS	163 FPS
medium	258 FPS	145 FPS
high	235 FPS	136 FPS
ultra	199 FPS	122 FPS

Open Core i5-10400F Open Core i7-1270P

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-10400F	Core i7-1270P
1080p
low	326 FPS	416 FPS
medium	326 FPS	416 FPS
high	326 FPS	416 FPS
ultra	326 FPS	416 FPS
1440p
low	326 FPS	416 FPS
medium	326 FPS	416 FPS
high	326 FPS	416 FPS
ultra	326 FPS	408 FPS
4K
low	326 FPS	416 FPS
medium	326 FPS	414 FPS
high	289 FPS	370 FPS
ultra	229 FPS	310 FPS

Open Core i5-10400F Open Core i7-1270P

League of Legends

League of Legends

Valorant

Preset	Core i5-10400F	Core i7-1270P
1080p
low	326 FPS	416 FPS
medium	326 FPS	416 FPS
high	326 FPS	416 FPS
ultra	326 FPS	416 FPS
1440p
low	326 FPS	416 FPS
medium	326 FPS	416 FPS
high	326 FPS	416 FPS
ultra	326 FPS	416 FPS
4K
low	326 FPS	416 FPS
medium	326 FPS	416 FPS
high	326 FPS	416 FPS
ultra	326 FPS	364 FPS

Open Core i5-10400F Open Core i7-1270P

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-10400F and Core i7-1270P

Core i5-10400F

The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.

Core i7-1270P

The Core i7-1270P is manufactured by Intel. It was released in 23 February 2022 (3 years ago). It is based on the Alder Lake-P (2022) architecture. It features 12 cores and 16 threads. Base frequency is 2.2 GHz, with boost up to 4.8 GHz. L3 cache: 18 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 28 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 16,651 points. Launch price was $299.

⚡

Processing Power

The Core i5-10400F packs 6 cores / 12 threads, while the Core i7-1270P offers 12 cores / 16 threads — the Core i7-1270P has 6 more cores. Boost clocks reach 4.3 GHz on the Core i5-10400F versus 4.8 GHz on the Core i7-1270P — a 11% clock advantage for the Core i7-1270P (base: 2.9 GHz vs 2.2 GHz). The Core i5-10400F uses the Comet Lake (2020−2025) architecture (14 nm), while the Core i7-1270P uses Alder Lake-P (2022) (Intel 7 nm). In PassMark, the Core i5-10400F scores 13,029 against the Core i7-1270P's 16,651 — a 24.4% lead for the Core i7-1270P. Cinebench R23 multi-core: 8,191 vs 9,652 (16.4% advantage for the Core i7-1270P). Geekbench 6 single-core — the metric most relevant to gaming — records 1,454 vs 2,217, a 41.6% lead for the Core i7-1270P that directly translates to higher frame rates. Multi-core Geekbench: 5,783 vs 8,635 (39.6% advantage for the Core i7-1270P). L3 cache: 12 MB (total) on the Core i5-10400F vs 18 MB (total) on the Core i7-1270P.

Feature	Core i5-10400F	Core i7-1270P
Cores / Threads	6 / 12	12 / 16+100%
Boost Clock	4.3 GHz	4.8 GHz+12%
Base Clock	2.9 GHz+32%	2.2 GHz
L3 Cache	12 MB (total)	18 MB (total)+50%
L2 Cache	256K (per core)	1.25 MB (per core)+400%
Process	14 nm	Intel 7 nm-50%
Architecture	Comet Lake (2020−2025)	Alder Lake-P (2022)
PassMark	13,029	16,651+28%
Cinebench R23 Multi	8,191	9,652+18%
Geekbench 6 Single	1,454	2,217+52%
Geekbench 6 Multi	5,783	8,635+49%

🧠

Memory & Platform

The Core i5-10400F uses the LGA1200 socket (PCIe 3.0), while the Core i7-1270P uses FCBGA1744 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Core i5-10400F versus DDR5-4800, LPDDR5-5200 on the Core i7-1270P — the Core i7-1270P supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i5-10400F supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-10400F) vs 20 (Core i7-1270P) — the Core i7-1270P offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H410,B460,H470,Z490,H510,B560,H570,Z590 (Core i5-10400F) and SoC (Core i7-1270P).

Feature	Core i5-10400F	Core i7-1270P
Socket	LGA1200	FCBGA1744
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR4-2666	DDR5-4800, LPDDR5-5200+25%
Max RAM Capacity	128 GB+100%	64 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	20+25%

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x, VT-d (Core i5-10400F) vs VT-x, VT-d, EPT (Core i7-1270P). The Core i7-1270P includes integrated graphics (Iris Xe Graphics (96 EU)), while the Core i5-10400F requires a dedicated GPU. Primary use case: Core i5-10400F targets Gaming, Core i7-1270P targets Productivity. Direct competitor: Core i5-10400F rivals Ryzen 5 3600; Core i7-1270P rivals Core i7-1260P.