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 G3950 vs Core 2 Duo T6600 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 G3950 vs Core 2 Duo T6600: Pros, Cons & Final Verdict

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

Celeron G3950

2017

Why buy it

✅Better for gaming: +3.3% higher average FPS across 50 shared CPU benchmark tests.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 610, while Core 2 Duo T6600 needs a discrete GPU.

Trade-offs

❌Launch MSRP is still $52 MSRP, while Core 2 Duo T6600 mostly shows up through inconsistent older-market listings.
❌2450% higher power demand at 51W vs 2W.

Core 2 Duo T6600

2009

Why buy it

✅Draws 2W instead of 51W, a 49W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Celeron G3950 across 50 shared CPU benchmark tests.
❌Lower Geekbench multi-core (350 vs 1,100).
❌No integrated graphics, while Celeron G3950 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Celeron G3950 better than Core 2 Duo T6600?

Yes. Celeron G3950 is the better all-around CPU here. It gives you a 3.3% average FPS lead across 50 shared CPU game tests in our data, 214.3% better Geekbench multi-core, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Celeron G3950 is the better pick. According to our tests, it delivers 3.3% 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 G3950 is the stronger fit. You are getting 214.3% better Geekbench multi-core, backed by 2 cores and 2 threads.

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

Celeron G3950 is the better buy right now. Celeron G3950 comes in at an unclear MSRP at $52 MSRP versus unclear MSRP, and it still gives you a 3.3% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (44.9 vs 0.0 PassMark/$), 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 G3950 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2009) and more multi-core headroom with 2 cores / 2 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Celeron G3950 vs Core 2 Duo T6600 Technical Specifications

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

Celeron G3950

The Celeron G3950 is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 2 cores and 2 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 51 Watt. Memory support: DDR4 2133, DDR3L 1333/1600. Passmark benchmark score: 2,336 points. Launch price was $52.

Core 2 Duo T6600

The Core 2 Duo T6600 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 2 MB L2 Cache. L2 cache: 2 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,355 points. Launch price was $249.

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Processing Power

Both the Celeron G3950 and Core 2 Duo T6600 share an identical 2-core/2-thread configuration. Boost clocks reach 3 GHz on the Celeron G3950 versus 2.2 GHz on the Core 2 Duo T6600 — a 30.8% clock advantage for the Celeron G3950 (base: 3 GHz vs 2.2 GHz). The Celeron G3950 uses the Kaby Lake (2016−2019) architecture (14 nm), while the Core 2 Duo T6600 uses Penryn (2008−2011) (45 nm). In PassMark, the Celeron G3950 scores 2,336 against the Core 2 Duo T6600's 2,355 — a 0.8% lead for the Core 2 Duo T6600. Geekbench 6 single-core — the metric most relevant to gaming — records 750 vs 200, a 115.8% lead for the Celeron G3950 that directly translates to higher frame rates. Multi-core Geekbench: 1,100 vs 350 (103.4% advantage for the Celeron G3950). L3 cache: 2 MB (total) on the Celeron G3950 vs 2 MB L2 Cache on the Core 2 Duo T6600.

Feature	Celeron G3950	Core 2 Duo T6600
Cores / Threads	2 / 2	2 / 2
Boost Clock	3 GHz+36%	2.2 GHz
Base Clock	3 GHz+36%	2.2 GHz
L3 Cache	2 MB (total)	2 MB L2 Cache
L2 Cache	256K (per core)+12700%	2 MB
Process	14 nm-69%	45 nm
Architecture	Kaby Lake (2016−2019)	Penryn (2008−2011)
PassMark	2,336	2,355
Geekbench 6 Single	750+275%	200
Geekbench 6 Multi	1,100+214%	350

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Memory & Platform

The Celeron G3950 uses the LGA1151 socket (PCIe 3.0), while the Core 2 Duo T6600 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2400 on the Celeron G3950 versus DDR3-800 on the Core 2 Duo T6600 — the Celeron G3950 supports 200% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Celeron G3950 supports up to 64 GB of RAM compared to 8 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Celeron G3950) vs 0 (Core 2 Duo T6600) — the Celeron G3950 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H110,B250,H270,Z270 (Celeron G3950) and GM45,PM45 (Core 2 Duo T6600).

Feature	Celeron G3950	Core 2 Duo T6600
Socket	LGA1151	PGA478
PCIe Generation	PCIe 3.0+173%	PCIe 1.1
Max RAM Speed	DDR4-2400+200%	DDR3-800
Max RAM Capacity	64 GB+700%	8 GB
RAM Channels	2	2
ECC Support	Yes	No
PCIe Lanes	16	0

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Advanced Features

Neither processor supports overclocking. Both support VT-x virtualization. The Celeron G3950 includes integrated graphics (HD Graphics 610), while the Core 2 Duo T6600 requires a dedicated GPU. Primary use case: Celeron G3950 targets Budget, Core 2 Duo T6600 targets Legacy Laptop. Direct competitor: Celeron G3950 rivals Pentium G4560.