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 i3-1315UE

2023

Why buy it

✅+25% larger total L3 cache (10 MB vs 8 MB).
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics, while Processor U300 needs a discrete GPU.

Trade-offs

❌Lower PassMark per dollar, at 28.9 vs 46.1 PassMark/$ ($312 MSRP vs $193 MSRP).

Processor U300

2023

Why buy it

✅Costs $119 less on MSRP ($193 MSRP vs $312 MSRP).
✅Delivers 59.8% more PassMark for each dollar spent, at 46.1 vs 28.9 PassMark/$ ($193 MSRP vs $312 MSRP).

Trade-offs

❌Lower PassMark (8,897 vs 9,003).
❌Smaller total L3 cache (8 MB vs 10 MB).
❌No integrated graphics, while Core i3-1315UE can still boot and troubleshoot without a discrete GPU.

Core i3-1315UE

2023

Processor U300

2023

Why buy it

✅+25% larger total L3 cache (10 MB vs 8 MB).
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel UHD Graphics, while Processor U300 needs a discrete GPU.

Why buy it

✅Costs $119 less on MSRP ($193 MSRP vs $312 MSRP).
✅Delivers 59.8% more PassMark for each dollar spent, at 46.1 vs 28.9 PassMark/$ ($193 MSRP vs $312 MSRP).

Trade-offs

❌Lower PassMark per dollar, at 28.9 vs 46.1 PassMark/$ ($312 MSRP vs $193 MSRP).

Trade-offs

❌Lower PassMark (8,897 vs 9,003).
❌Smaller total L3 cache (8 MB vs 10 MB).
❌No integrated graphics, while Core i3-1315UE can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i3-1315UE better than Processor U300?

Yes. Core i3-1315UE is the better overall CPU here. You are getting a 2.9% average FPS lead across 4 shared CPU game tests in our data, 1.2% better 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 i3-1315UE is the better pick here. According to our tests, it delivers 2.9% 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 i3-1315UE is the better fit. You are getting 1.2% better PassMark, backed by 6 cores and 8 threads. It also carries the larger cache pool with 25% larger total L3 cache (10 MB vs 8 MB).

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

Core i3-1315UE is the smarter buy by a wide margin for any fresh desktop build. Core i3-1315UE is 61.7% more expensive on MSRP at $312 MSRP versus $193 MSRP, and it gives you a 2.9% average FPS lead across 4 shared CPU game tests in our data. Processor U300 only looks good on raw value math because it is a cheap legacy laptop CPU, not because it is a serious desktop gaming option. It simply cannot keep up with modern games, especially when the gap is already 2.9% in the shared gaming data.

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

Core i3-1315UE is the more future-proof choice for 2026 and beyond. You are getting 25% larger total L3 cache (10 MB vs 8 MB) and more multi-core headroom with 6 cores / 8 threads instead of 5/6. 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 i3-1315UE Benchmark Check

Processor U300 Benchmark Check

Path of Exile 2

Preset	Core i3-1315UE	Processor U300
1080p
low	177 FPS	183 FPS
medium	145 FPS	150 FPS
high	121 FPS	122 FPS
ultra	99 FPS	100 FPS
1440p
low	146 FPS	150 FPS
medium	116 FPS	118 FPS
high	96 FPS	96 FPS
ultra	78 FPS	78 FPS
4K
low	80 FPS	84 FPS
medium	69 FPS	72 FPS
high	55 FPS	57 FPS
ultra	43 FPS	45 FPS

Open Core i3-1315UE Open Processor U300

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Core i3-1315UE	Processor U300
1080p
low	185 FPS	166 FPS
medium	158 FPS	137 FPS
high	144 FPS	126 FPS
ultra	124 FPS	110 FPS
1440p
low	162 FPS	146 FPS
medium	140 FPS	123 FPS
high	131 FPS	115 FPS
ultra	113 FPS	99 FPS
4K
low	131 FPS	113 FPS
medium	117 FPS	98 FPS
high	110 FPS	85 FPS
ultra	94 FPS	72 FPS

Open Core i3-1315UE Open Processor U300

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Core i3-1315UE	Processor U300
1080p
low	225 FPS	222 FPS
medium	225 FPS	222 FPS
high	225 FPS	222 FPS
ultra	225 FPS	222 FPS
1440p
low	225 FPS	222 FPS
medium	225 FPS	222 FPS
high	225 FPS	222 FPS
ultra	225 FPS	222 FPS
4K
low	225 FPS	222 FPS
medium	225 FPS	222 FPS
high	225 FPS	206 FPS
ultra	225 FPS	163 FPS

Open Core i3-1315UE Open Processor U300

League of Legends

League of Legends

Valorant

Preset	Core i3-1315UE	Processor U300
1080p
low	225 FPS	222 FPS
medium	225 FPS	222 FPS
high	225 FPS	222 FPS
ultra	225 FPS	222 FPS
1440p
low	225 FPS	222 FPS
medium	225 FPS	222 FPS
high	225 FPS	222 FPS
ultra	225 FPS	222 FPS
4K
low	225 FPS	222 FPS
medium	225 FPS	222 FPS
high	225 FPS	222 FPS
ultra	225 FPS	222 FPS

Open Core i3-1315UE Open Processor U300

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Core i3-1315UE and Processor U300

Core i3-1315UE

The Core i3-1315UE 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 6 cores and 8 threads. Base frequency is 1.2 GHz, with boost up to 4.5 GHz. L3 cache: 10 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 9,003 points. Launch price was $149.

Processor U300

The Processor U300 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 5 cores and 6 threads. Base frequency is 1.2 GHz, with boost up to 4.4 GHz. L3 cache: 8 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR4, DDR5 Dual-channel. Passmark benchmark score: 8,897 points. Launch price was $193.

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Processing Power

The Core i3-1315UE packs 6 cores / 8 threads, while the Processor U300 offers 5 cores / 6 threads — the Core i3-1315UE has 1 more core. Boost clocks reach 4.5 GHz on the Core i3-1315UE versus 4.4 GHz on the Processor U300 — a 2.2% clock advantage for the Core i3-1315UE (base: 1.2 GHz vs 1.2 GHz). Both are built on the Raptor Lake-U (2023) architecture using a 10 nm process. In PassMark, the Core i3-1315UE scores 9,003 against the Processor U300's 8,897 — a 1.2% lead for the Core i3-1315UE. L3 cache: 10 MB (total) on the Core i3-1315UE vs 8 MB (total) on the Processor U300.

Feature	Core i3-1315UE	Processor U300
Cores / Threads	6 / 8+20%	5 / 6
Boost Clock	4.5 GHz+2%	4.4 GHz
Base Clock	1.2 GHz	1.2 GHz
L3 Cache	10 MB (total)+25%	8 MB (total)
L2 Cache	1.25 MB (per core)	1.25 MB (per core)
Process	10 nm	10 nm
Architecture	Raptor Lake-U (2023)	Raptor Lake-U (2023)
PassMark	9,003+1%	8,897
Geekbench 6 Single	2,000	—
Geekbench 6 Multi	2,100	—

🧠

Memory & Platform

Both processors use the FCBGA1744 socket with PCIe 5.0.

Feature	Core i3-1315UE	Processor U300
Socket	FCBGA1744	FCBGA1744
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-5200	—
Max RAM Capacity	96 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	20	—

🔧

Advanced Features

Virtualization: VT-x, VT-d (Core i3-1315UE) / not specified (Processor U300). The Core i3-1315UE includes integrated graphics (Intel UHD Graphics), while the Processor U300 requires a dedicated GPU. Primary use case: Core i3-1315UE targets Mainstream Laptop.

Feature	Core i3-1315UE	Processor U300
Integrated GPU	Yes	—
IGPU Model	Intel UHD Graphics	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d	—
Target Use	Mainstream Laptop	—

💰

Value Analysis

The Core i3-1315UE launched at $312 MSRP, while the Processor U300 debuted at $193. On MSRP ($312 vs $193), the Processor U300 is $119 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-1315UE delivers 28.9 pts/$ vs 46.1 pts/$ for the Processor U300 — making the Processor U300 the 46% better value option.