A6-4455M vs Core 2 Duo T9300

A6-4455M vs Core 2 Duo T9300 Performance Spectrum

A6-4455M

2 / 2

1,689

+1.1%

Ryzen Threadripper PRO 5945WX

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Core 2 Duo T9300

2 / 2

1,670

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.

A6-4455M vs Core 2 Duo T9300 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.

A6-4455M vs Core 2 Duo T9300: Pros, Cons & Final Verdict

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

A6-4455M

2012

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon HD 7500G, while Core 2 Duo T9300 needs a discrete GPU.

Trade-offs

❌183.3% higher power demand at 17W vs 6W.

Core 2 Duo T9300

2008

Why buy it

✅Draws 6W instead of 17W, a 11W reduction.

Trade-offs

❌Lower PassMark (1,670 vs 1,689).
❌Launch MSRP is still $316 MSRP, while A6-4455M mostly shows up through inconsistent older-market listings.
❌No integrated graphics, while A6-4455M can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is A6-4455M better than Core 2 Duo T9300?

Yes. A6-4455M is the better all-around CPU here. It gives you a 1.3% average FPS lead across 50 shared CPU game tests in our data, 1.1% better PassMark, 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, A6-4455M is the better pick. According to our tests, it delivers 1.3% 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, A6-4455M is the stronger fit. You are getting 1.1% better PassMark, backed by 2 cores and 2 threads.

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

A6-4455M is still the much better call for a fresh build. A6-4455M comes in at an unclear MSRP at unclear MSRP versus $316 MSRP, and it still gives you a 1.3% average FPS lead across 50 shared CPU game tests in our data. Core 2 Duo T9300 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2008 platform. Even with 100.0% better value on paper (5.3 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on PGA478.

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

A6-4455M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2012 vs 2008) 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.

A6-4455M vs Core 2 Duo T9300 Technical Specifications

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

A6-4455M

The A6-4455M is manufactured by AMD. It was released in 2014-01-01. It is based on the Trinity (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.1 GHz, with boost up to 2.6 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 32 nm process technology. Socket: FP2. Thermal design power (TDP): 17 Watt. Memory support: unknown Dual-channel. Passmark benchmark score: 1,689 points. Launch price was $70.

Core 2 Duo T9300

The Core 2 Duo T9300 is manufactured by Intel. It was released in 10 January 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 6 MB L2 Cache. L2 cache: 6 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 1,670 points. Launch price was $316.

⚡

Processing Power

Both the A6-4455M and Core 2 Duo T9300 share an identical 2-core/2-thread configuration. Boost clocks reach 2.6 GHz on the A6-4455M versus 2.5 GHz on the Core 2 Duo T9300 — a 3.9% clock advantage for the A6-4455M (base: 2.1 GHz vs 2.5 GHz). The A6-4455M uses the Trinity (2012−2013) architecture (32 nm), while the Core 2 Duo T9300 uses Penryn (2008−2011) (45 nm). In PassMark, the A6-4455M scores 1,689 against the Core 2 Duo T9300's 1,670 — a 1.1% lead for the A6-4455M. L3 cache: 0 kB on the A6-4455M vs 6 MB L2 Cache on the Core 2 Duo T9300.

Feature	A6-4455M	Core 2 Duo T9300
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.6 GHz+4%	2.5 GHz
Base Clock	2.1 GHz	2.5 GHz+19%
L3 Cache	0 kB	6 MB L2 Cache
L2 Cache	2 MB (total)	6 MB+200%
Process	32 nm-29%	45 nm
Architecture	Trinity (2012−2013)	Penryn (2008−2011)
PassMark	1,689+1%	1,670
Geekbench 6 Single	253	—
Geekbench 6 Multi	—	432

🧠

Memory & Platform

The A6-4455M uses the FP2 socket (PCIe 2.0), while the Core 2 Duo T9300 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the A6-4455M versus DDR3-1066 on the Core 2 Duo T9300 — the A6-4455M supports 25% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both feature 2-channel memory with ECC support.

Feature	A6-4455M	Core 2 Duo T9300
Socket	FP2	PGA478
PCIe Generation	PCIe 2.0+82%	PCIe 1.1
Max RAM Speed	DDR3-1333+25%	DDR3-1066
Max RAM Capacity	8 GB	—
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	—

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: AMD-V (A6-4455M) vs VT-x (Core 2 Duo T9300). The A6-4455M includes integrated graphics (Radeon HD 7500G), while the Core 2 Duo T9300 requires a dedicated GPU. Primary use case: A6-4455M targets Thin and Light Laptop, Core 2 Duo T9300 targets Budget. Direct competitor: A6-4455M rivals Pentium 987; Core 2 Duo T9300 rivals Athlon Silver 3050U.