Athlon X2 QL-64 vs Celeron G1820T

Athlon X2 QL-64 vs Celeron G1820T Performance Spectrum

Athlon X2 QL-64

2 / 2

1,614

+0.9%

Ryzen Threadripper PRO 5945WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Celeron G1820T

2 / 2

1,599

0.0%

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.

Athlon X2 QL-64 vs Celeron G1820T 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.

Athlon X2 QL-64 vs Celeron G1820T: Pros, Cons & Final Verdict

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

Athlon X2 QL-64

2009

Why buy it

✅+0.9% higher PassMark.
✅Draws 1W instead of 54W, a 53W reduction.

Trade-offs

❌Launch MSRP is still $50 MSRP, while Celeron G1820T mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while Celeron G1820T can still boot and troubleshoot without a discrete GPU.

Celeron G1820T

2013

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics (Haswell), while Athlon X2 QL-64 needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,599 vs 1,614).
❌5300% higher power demand at 54W vs 1W.

Quick Answers

So, is Athlon X2 QL-64 better than Celeron G1820T?

It depends on what you want from the system. For gaming, Celeron G1820T is ahead with a 0.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Athlon X2 QL-64 pulls ahead with 0.9% better PassMark.

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

For streaming, content creation, and heavier multitasking, Athlon X2 QL-64 is the stronger fit. You are getting 0.9% better PassMark, backed by 2 cores and 2 threads.

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

Athlon X2 QL-64 is the better buy right now. Athlon X2 QL-64 comes in at an unclear MSRP at $50 MSRP versus unclear MSRP, and it still gives you 0.9% better PassMark. The compromise is that Celeron G1820T is still the better pure gaming CPU with a 0.9% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (32.3 vs 0.0 PassMark/$), 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 G1820T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2009). That makes it the safer long-term bet.

Athlon X2 QL-64 vs Celeron G1820T Technical Specifications

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

Athlon X2 QL-64

The Athlon X2 QL-64 is manufactured by AMD. It was released in 2009-01-01. It is based on the Lion (2008−2009) architecture. It features 2 cores and 2 threads. Max frequency: 2.1 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 65 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,614 points. Launch price was $149.

Celeron G1820T

The Celeron G1820T is manufactured by Intel. It was released in 1 December 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,599 points. Launch price was $42.

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Processing Power

Both the Athlon X2 QL-64 and Celeron G1820T share an identical 2-core/2-thread configuration. Boost clocks reach 2.1 GHz on the Athlon X2 QL-64 versus 2.4 GHz on the Celeron G1820T — a 13.3% clock advantage for the Celeron G1820T. The Athlon X2 QL-64 uses the Lion (2008−2009) architecture (65 nm), while the Celeron G1820T uses Haswell (2013−2015) (22 nm). In PassMark, the Athlon X2 QL-64 scores 1,614 against the Celeron G1820T's 1,599 — a 0.9% lead for the Athlon X2 QL-64. L3 cache: 0 kB on the Athlon X2 QL-64 vs 3 MB (total) on the Celeron G1820T.

Feature	Athlon X2 QL-64	Celeron G1820T
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.1 GHz	2.4 GHz+14%
Base Clock	—	2.4 GHz
L3 Cache	0 kB	3 MB (total)
L2 Cache	1 MB+300%	256 kB (per core)
Process	65 nm	22 nm-66%
Architecture	Lion (2008−2009)	Haswell (2013−2015)
PassMark	1,614	1,599
Geekbench 6 Single	—	415
Geekbench 6 Multi	—	629

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Memory & Platform

The Athlon X2 QL-64 uses the S1 socket (PCIe 2.0), while the Celeron G1820T uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Athlon X2 QL-64 versus DDR3-1333 on the Celeron G1820T — the Celeron G1820T supports 99.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G1820T 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. PCIe lanes: 0 (Athlon X2 QL-64) vs 16 (Celeron G1820T) — the Celeron G1820T offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Socket S1 (Athlon X2 QL-64) and H81,B85,H87,Z87,H97,Z97 (Celeron G1820T).

Feature	Athlon X2 QL-64	Celeron G1820T
Socket	S1	LGA1150
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR2-667	DDR3-1333+100%
Max RAM Capacity	8 GB	32 GB+300%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	0	16

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Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (Athlon X2 QL-64) vs VT-x (Celeron G1820T). The Celeron G1820T includes integrated graphics (HD Graphics (Haswell)), while the Athlon X2 QL-64 requires a dedicated GPU. Primary use case: Celeron G1820T targets Budget. Direct competitor: Celeron G1820T rivals Pentium G3220T.