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 i5-1335U

2023

Why buy it

✅Draws 15W instead of 65W, a 50W reduction.
✅Integrated graphics onboard with Iris Xe Graphics (80 EU), while Core i5-13400F needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-13400F across 4 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (8,977 vs 16,211).
❌Smaller total L3 cache (12 MB vs 20 MB).
❌No boxed cooler included, unlike Core i5-13400F.

Core i5-13400F

2023

Why buy it

✅Better for gaming: +54.0% higher average FPS across 4 shared CPU benchmark tests.
✅+66.7% larger total L3 cache (20 MB vs 12 MB).
✅Includes a boxed cooler (Yes), unlike Core i5-1335U.

Trade-offs

❌Launch MSRP is still $196 MSRP, while Core i5-1335U mostly shows up through inconsistent older-market listings.
❌333.3% higher power demand at 65W vs 15W.
❌No integrated graphics, while Core i5-1335U can still boot and troubleshoot without a discrete GPU.

Core i5-1335U

2023

Core i5-13400F

2023

Why buy it

✅Draws 15W instead of 65W, a 50W reduction.
✅Integrated graphics onboard with Iris Xe Graphics (80 EU), while Core i5-13400F needs a discrete GPU.

Why buy it

✅Better for gaming: +54.0% higher average FPS across 4 shared CPU benchmark tests.
✅+66.7% larger total L3 cache (20 MB vs 12 MB).
✅Includes a boxed cooler (Yes), unlike Core i5-1335U.

Trade-offs

❌Worse for gaming: lower average FPS than Core i5-13400F across 4 shared CPU benchmark tests.
❌Lower Cinebench R23 multi-core (8,977 vs 16,211).
❌Smaller total L3 cache (12 MB vs 20 MB).
❌No boxed cooler included, unlike Core i5-13400F.

Trade-offs

❌Launch MSRP is still $196 MSRP, while Core i5-1335U mostly shows up through inconsistent older-market listings.
❌333.3% higher power demand at 65W vs 15W.
❌No integrated graphics, while Core i5-1335U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-13400F better than Core i5-1335U?

Yes. Core i5-13400F is the better overall CPU here. You are getting a 54.0% average FPS lead across 4 shared CPU game tests in our data, 80.6% better Cinebench R23 multi-core, 77.6% 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 i5-13400F is the better pick here. According to our tests, it delivers 54.0% more average FPS across 4 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Core i5-13400F is the better fit. You are getting 80.6% better Cinebench R23 multi-core, backed by 10 cores and 16 threads. It also carries the larger cache pool with 66.7% larger total L3 cache (20 MB vs 12 MB).

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

Core i5-13400F is the smarter buy today. Core i5-13400F is at an unclear MSRP at $196 MSRP versus unclear MSRP, and it gives you a 54.0% average FPS lead across 4 shared CPU game tests in our data. It is also 100.0% better value on MSRP (127.7 vs 0.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

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

Core i5-13400F is the more future-proof choice for 2026 and beyond. You are getting 66.7% larger total L3 cache (20 MB vs 12 MB) and more multi-core headroom with 10 cores / 16 threads instead of 10/12. That extra compute headroom should age better as games, background tasks, and creator workloads get heavier.

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 i5-1335U Benchmark Check

Core i5-13400F Benchmark Check

Path of Exile 2

Preset	Core i5-1335U	Core i5-13400F
1080p
low	187 FPS	171 FPS
medium	156 FPS	158 FPS
high	130 FPS	132 FPS
ultra	106 FPS	112 FPS
1440p
low	151 FPS	143 FPS
medium	120 FPS	123 FPS
high	98 FPS	99 FPS
ultra	81 FPS	84 FPS
4K
low	85 FPS	81 FPS
medium	73 FPS	74 FPS
high	59 FPS	59 FPS
ultra	46 FPS	46 FPS

Open Core i5-1335U Open Core i5-13400F

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i5-1335U	Core i5-13400F
1080p
low	219 FPS	545 FPS
medium	182 FPS	464 FPS
high	164 FPS	389 FPS
ultra	144 FPS	356 FPS
1440p
low	190 FPS	458 FPS
medium	162 FPS	403 FPS
high	150 FPS	345 FPS
ultra	129 FPS	301 FPS
4K
low	148 FPS	280 FPS
medium	130 FPS	247 FPS
high	124 FPS	231 FPS
ultra	107 FPS	204 FPS

Open Core i5-1335U Open Core i5-13400F

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i5-1335U	Core i5-13400F
1080p
low	352 FPS	530 FPS
medium	352 FPS	449 FPS
high	352 FPS	415 FPS
ultra	352 FPS	375 FPS
1440p
low	352 FPS	490 FPS
medium	352 FPS	422 FPS
high	352 FPS	382 FPS
ultra	352 FPS	343 FPS
4K
low	352 FPS	393 FPS
medium	352 FPS	331 FPS
high	352 FPS	296 FPS
ultra	283 FPS	246 FPS

Open Core i5-1335U Open Core i5-13400F

League of Legends

League of Legends

Valorant

Preset	Core i5-1335U	Core i5-13400F
1080p
low	352 FPS	626 FPS
medium	352 FPS	626 FPS
high	352 FPS	626 FPS
ultra	352 FPS	626 FPS
1440p
low	352 FPS	626 FPS
medium	352 FPS	626 FPS
high	352 FPS	598 FPS
ultra	352 FPS	521 FPS
4K
low	352 FPS	535 FPS
medium	352 FPS	492 FPS
high	352 FPS	439 FPS
ultra	352 FPS	382 FPS

Open Core i5-1335U Open Core i5-13400F

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i5-1335U and Core i5-13400F

Core i5-1335U

The Core i5-1335U is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 10 cores and 12 threads. Base frequency is 1.3 GHz, with boost up to 4.6 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 14,093 points. Launch price was $340.

Core i5-13400F

The Core i5-13400F is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-S (2023−2024) architecture. It features 10 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 20 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 65 Watt. Memory support: DDR5, DDR4. Passmark benchmark score: 25,029 points. Launch price was $196.

⚡

Processing Power

The Core i5-1335U packs 10 cores / 12 threads, matching the Core i5-13400F's 10 cores. Boost clocks reach 4.6 GHz on the Core i5-1335U versus 4.6 GHz on the Core i5-13400F — identical boost frequencies (base: 1.3 GHz vs 2.5 GHz). The Core i5-1335U uses the Raptor Lake-U (2023) architecture (Intel 7 nm), while the Core i5-13400F uses Raptor Lake-S (2023−2024) (Intel 7 nm). In PassMark, the Core i5-1335U scores 14,093 against the Core i5-13400F's 25,029 — a 55.9% lead for the Core i5-13400F. Cinebench R23 multi-core: 8,977 vs 16,211 (57.4% advantage for the Core i5-13400F). Geekbench 6 single-core — the metric most relevant to gaming — records 2,389 vs 2,407, a 0.8% lead for the Core i5-13400F that directly translates to higher frame rates. Multi-core Geekbench: 9,456 vs 11,408 (18.7% advantage for the Core i5-13400F). L3 cache: 12 MB (total) on the Core i5-1335U vs 20 MB (total) on the Core i5-13400F.

Feature	Core i5-1335U	Core i5-13400F
Cores / Threads	10 / 12	10 / 16
Boost Clock	4.6 GHz	4.6 GHz
Base Clock	1.3 GHz	2.5 GHz+92%
L3 Cache	12 MB (total)	20 MB (total)+67%
L2 Cache	1.25 MB (per core)	1.25 MB (per core)
Process	Intel 7 nm	Intel 7 nm
Architecture	Raptor Lake-U (2023)	Raptor Lake-S (2023−2024)
PassMark	14,093	25,029+78%
Cinebench R23 Multi	8,977	16,211+81%
Geekbench 6 Single	2,389	2,407
Geekbench 6 Multi	9,456	11,408+21%

🧠

Memory & Platform

The Core i5-1335U uses the FCBGA1744 socket (PCIe 3.0), while the Core i5-13400F uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to LPDDR5-6400 memory speed. The Core i5-13400F supports up to 192 GB of RAM compared to 96 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: SoC (Core i5-1335U) and H610,B660,H670,Z690,B760,H770,Z790 (Core i5-13400F).

Feature	Core i5-1335U	Core i5-13400F
Socket	FCBGA1744	LGA1700
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	LPDDR5-6400	DDR5-4800, DDR4-3200
Max RAM Capacity	96 GB	192 GB+100%
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	20	20

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, EPT (Core i5-1335U) vs VT-x, VT-d (Core i5-13400F). The Core i5-1335U includes integrated graphics (Iris Xe Graphics (80 EU)), while the Core i5-13400F requires a dedicated GPU. Primary use case: Core i5-1335U targets Productivity, Core i5-13400F targets Gaming. Direct competitor: Core i5-1335U rivals Ryzen 5 7535U; Core i5-13400F rivals Ryzen 5 7600.