Celeron 1020M vs Pentium U5400

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.

Celeron 1020M vs Pentium U5400 FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

Celeron 1020M vs Pentium U5400: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

Celeron 1020M

2013

Why buy it

Trade-offs

❌Lower PassMark (1,275 vs 1,286).
❌Smaller total L3 cache (2 MB vs 3 MB).
❌2744.4% higher power demand at 512W vs 18W.

Pentium U5400

2010

Why buy it

✅+0.9% higher PassMark.
✅+50% larger total L3 cache (3 MB vs 2 MB).
✅Draws 18W instead of 512W, a 494W reduction.

Trade-offs

❌Launch MSRP is still $289 MSRP, while Celeron 1020M mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Pentium U5400 better than Celeron 1020M?

It depends on what you want from the system. For gaming, Celeron 1020M is ahead with a 0.1% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Pentium U5400 pulls ahead with 0.9% better PassMark. Pentium U5400 also has the bigger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

For streaming, content creation, and heavier multitasking, Pentium U5400 is the stronger fit. You are getting 0.9% better PassMark, backed by 2 cores and 2 threads. It also has the larger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

Pentium U5400 is the better buy right now. Pentium U5400 comes in at an unclear MSRP at $289 MSRP versus unclear MSRP, and it still gives you 0.9% better PassMark. The compromise is that Celeron 1020M is still the better pure gaming CPU with a 0.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (4.4 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Celeron 1020M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2010). That makes it the safer long-term bet.

Celeron 1020M vs Pentium U5400 Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

Celeron 1020M

The Celeron 1020M is manufactured by Intel. It was released in 20 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,275 points. Launch price was $86.

Pentium U5400

The Pentium U5400 is manufactured by Intel. It was released in 2007-01-01. It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.2 GHz, with boost up to 1.2 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3. Passmark benchmark score: 1,286 points. Launch price was $69.

⚡

Processing Power

Both the Celeron 1020M and Pentium U5400 share an identical 2-core/2-thread configuration. Boost clocks reach 2.1 GHz on the Celeron 1020M versus 1.2 GHz on the Pentium U5400 — a 54.5% clock advantage for the Celeron 1020M (base: 2.1 GHz vs 1.2 GHz). The Celeron 1020M uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Pentium U5400 uses Arrandale (2010−2011) (32 nm). In PassMark, the Celeron 1020M scores 1,275 against the Pentium U5400's 1,286 — a 0.9% lead for the Pentium U5400. L3 cache: 2 MB (total) on the Celeron 1020M vs 3 MB (total) on the Pentium U5400.

Feature	Celeron 1020M	Pentium U5400
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.1 GHz+75%	1.2 GHz
Base Clock	2.1 GHz+75%	1.2 GHz
L3 Cache	2 MB (total)	3 MB (total)+50%
L2 Cache	256K (per core)	256K (per core)
Process	22 nm-31%	32 nm
Architecture	Ivy Bridge (2012−2013)	Arrandale (2010−2011)
PassMark	1,275	1,286
Geekbench 6 Single	—	170
Geekbench 6 Multi	—	300

🧠

Memory & Platform

The Celeron 1020M uses the PGA988 socket (PCIe 3.0), while the Pentium U5400 uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1600 on the Celeron 1020M versus DDR3-800 on the Pentium U5400 — the Celeron 1020M supports 100% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron 1020M supports up to 32 GB of RAM compared to 8 GB — 300% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: HM77,HM76,HM75 (Celeron 1020M) and HM55 (Pentium U5400).

Feature	Celeron 1020M	Pentium U5400
Socket	PGA988	BGA1288
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR3-1600+100%	DDR3-800
Max RAM Capacity	32 GB+300%	8 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	16

🔧

Advanced Features

Neither processor supports overclocking. Both support VT-x virtualization. Both include integrated graphics — HD Graphics (Ivy Bridge) (Celeron 1020M) and Intel HD Graphics (Ironlake) (Pentium U5400) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: Celeron 1020M targets Budget, Pentium U5400 targets Legacy Budget Laptop. Direct competitor: Celeron 1020M rivals Pentium 2020M.

Feature	Celeron 1020M	Pentium U5400
Integrated GPU	Yes	Yes
IGPU Model	HD Graphics (Ivy Bridge)	Intel HD Graphics (Ironlake)
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x	VT-x
Target Use	Budget	Legacy Budget Laptop