A6-1450 vs Celeron B840

CPU

GPU

A6-1450

4 Cores4 Thrd8 WWMax: 1.4 GHz2013

Similar parts

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Celeron B840

2 Cores2 Thrd0 WWMax: 1.9 GHz2011

Similar parts

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A6-1450 vs Celeron B840 Performance Spectrum

A6-1450

4 / 4

1,062

0.0%

Ryzen Threadripper PRO 3955WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Celeron B840

2 / 2

1,065

+0.3%

About PassMark

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.

A6-1450 vs Celeron B840 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.

A6-1450 vs Celeron B840: Pros, Cons & Final Verdict

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

A6-1450

2013

Why buy it

Trade-offs

❌Lower Geekbench single-core performance for gaming (144 vs 450).
❌Lower Geekbench multi-core (450 vs 790).

Celeron B840

2011

Why buy it

✅+212.5% higher Geekbench single-core performance for gaming and desktop responsiveness.
✅100% more PCIe lanes (16 vs 8) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $86 MSRP, while A6-1450 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Celeron B840 better than A6-1450?

Yes. Celeron B840 is the better all-around CPU here. It gives you a 1.8% average FPS lead across 50 shared CPU game tests in our data, 75.6% better Geekbench multi-core, and 0.3% higher PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Celeron B840 is the better pick. According to our tests, it delivers 1.8% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Celeron B840 is the stronger fit. You are getting 75.6% better Geekbench multi-core, backed by 2 cores and 2 threads.

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

Celeron B840 is the better buy right now. Celeron B840 comes in at an unclear MSRP at $86 MSRP versus unclear MSRP, and it still gives you a 1.8% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (12.4 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

A6-1450 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2011). That makes it the safer long-term bet.

A6-1450 vs Celeron B840 Technical Specifications

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

A6-1450

The A6-1450 is manufactured by AMD. It was released in 2014-01-01. It is based on the Temash (2013) architecture. It features 4 cores and 4 threads. Base frequency is 1 GHz, with boost up to 1.4 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FT3. Thermal design power (TDP): 8 Watt. Memory support: DDR3. Passmark benchmark score: 1,062 points. Launch price was $70.

Celeron B840

The Celeron B840 is manufactured by Intel. It was released in 1 July 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.9 GHz, with boost up to 1.9 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,065 points. Launch price was $86.

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Processing Power

The A6-1450 packs 4 cores / 4 threads, while the Celeron B840 offers 2 cores / 2 threads — the A6-1450 has 2 more cores. Boost clocks reach 1.4 GHz on the A6-1450 versus 1.9 GHz on the Celeron B840 — a 30.3% clock advantage for the Celeron B840 (base: 1 GHz vs 1.9 GHz). The A6-1450 uses the Temash (2013) architecture (32 nm), while the Celeron B840 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the A6-1450 scores 1,062 against the Celeron B840's 1,065 — a 0.3% lead for the Celeron B840. Geekbench 6 single-core — the metric most relevant to gaming — records 144 vs 450, a 103% lead for the Celeron B840 that directly translates to higher frame rates. Multi-core Geekbench: 450 vs 790 (54.8% advantage for the Celeron B840). L3 cache: 0 kB on the A6-1450 vs 2 MB (total) on the Celeron B840.

Feature	A6-1450	Celeron B840
Cores / Threads	4 / 4+100%	2 / 2
Boost Clock	1.4 GHz	1.9 GHz+36%
Base Clock	1 GHz	1.9 GHz+90%
L3 Cache	0 kB	2 MB (total)
L2 Cache	512K (per core)+100%	256K (per core)
Process	32 nm	32 nm
Architecture	Temash (2013)	Sandy Bridge (2011−2013)
PassMark	1,062	1,065
Geekbench 6 Single	144	450+213%
Geekbench 6 Multi	450	790+76%

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Memory & Platform

The A6-1450 uses the FT3 socket (PCIe 3.0), while the Celeron B840 uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3L-1066 on the A6-1450 versus 1333 on the Celeron B840 — the Celeron B840 supports 25% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron B840 supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Memory channels: 1 (A6-1450) vs 2 (Celeron B840). PCIe lanes: 8 (A6-1450) vs 16 (Celeron B840) — the Celeron B840 offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: SoC (A6-1450) and HM65,HM67,QM67 (Celeron B840).

Feature	A6-1450	Celeron B840
Socket	FT3	PGA988
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR3L-1066	1333+25%
Max RAM Capacity	8 GB	16 GB+100%
RAM Channels	1	2+100%
ECC Support	No	No
PCIe Lanes	8	16+100%

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A6-1450) vs true (Celeron B840). Both include integrated graphics — Radeon HD 8250 (A6-1450) and Intel HD Graphics (Sandy Bridge) (Celeron B840) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Primary use case: A6-1450 targets Low Power Tablet/Laptop, Celeron B840 targets Budget. Direct competitor: A6-1450 rivals Atom Z3740; Celeron B840 rivals Pentium B940.

Feature	A6-1450	Celeron B840
Integrated GPU	Yes	Yes
IGPU Model	Radeon HD 8250	Intel HD Graphics (Sandy Bridge)
Unlocked	No	No
AVX-512	No	No
Virtualization	AMD-V	true
Target Use	Low Power Tablet/Laptop	Budget