Core Duo T2700 vs Phenom II X3 B77

Core Duo T2700 vs Phenom II X3 B77 Performance Spectrum

Core Duo T2700

2 / 2

1,860

+0.9%

1,844

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

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.

Core Duo T2700 vs Phenom II X3 B77 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.

Core Duo T2700 vs Phenom II X3 B77: Pros, Cons & Final Verdict

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

Core Duo T2700

2006

Why buy it

✅+0.9% higher PassMark.
✅Draws 2W instead of 95W, a 93W reduction.

Trade-offs

❌Lower PassMark per dollar, at 2.8 vs 6.6 PassMark/$ ($663 MSRP vs $281 MSRP).

Phenom II X3 B77

2010

Why buy it

✅Costs $382 less on MSRP ($281 MSRP vs $663 MSRP).
✅Delivers 133.9% more PassMark for each dollar spent, at 6.6 vs 2.8 PassMark/$ ($281 MSRP vs $663 MSRP).

Trade-offs

❌Lower PassMark (1,844 vs 1,860).
❌4650% higher power demand at 95W vs 2W.

Quick Answers

So, is Phenom II X3 B77 better than Core Duo T2700?

It depends on what you want from the system. For gaming, Phenom II X3 B77 is ahead with a 2.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core Duo T2700 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, Core Duo T2700 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?

Phenom II X3 B77 is the better buy right now. Phenom II X3 B77 comes in $382 cheaper on MSRP at $281 MSRP versus $663 MSRP, and it still gives you a 2.9% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Core Duo T2700 is still stronger for heavier multi-core work with 0.9% better PassMark. It is also 133.9% better value on MSRP (6.6 vs 2.8 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Phenom II X3 B77 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2006). That makes it the safer long-term bet.

Core Duo T2700 vs Phenom II X3 B77 Technical Specifications

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

Core Duo T2700

The Core Duo T2700 is manufactured by Intel. It was released in 28 July 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.33 GHz, with boost up to 2.33 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,860 points. Launch price was $663.

Phenom II X3 B77

The Phenom II X3 B77 is manufactured by AMD. It was released in 2009-01-01. It is based on the Heka (2009−2010) architecture. It features 3 cores and 3 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 1,844 points. Launch price was $149.

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Processing Power

The Core Duo T2700 packs 2 cores / 2 threads, while the Phenom II X3 B77 offers 3 cores / 3 threads — the Phenom II X3 B77 has 1 more core. Boost clocks reach 2.33 GHz on the Core Duo T2700 versus 3.2 GHz on the Phenom II X3 B77 — a 31.5% clock advantage for the Phenom II X3 B77 (base: 2.33 GHz vs 3.2 GHz). The Core Duo T2700 uses the Yonah (2005−2006) architecture (65 nm), while the Phenom II X3 B77 uses Heka (2009−2010) (45 nm). In PassMark, the Core Duo T2700 scores 1,860 against the Phenom II X3 B77's 1,844 — a 0.9% lead for the Core Duo T2700. L3 cache: 0 kB on the Core Duo T2700 vs 6 MB (total) on the Phenom II X3 B77.

Feature	Core Duo T2700	Phenom II X3 B77
Cores / Threads	2 / 2	3 / 3+50%
Boost Clock	2.33 GHz	3.2 GHz+37%
Base Clock	2.33 GHz	3.2 GHz+37%
L3 Cache	0 kB	6 MB (total)
L2 Cache	2 MB+300%	512 kB (per core)
Process	65 nm	45 nm-31%
Architecture	Yonah (2005−2006)	Heka (2009−2010)
PassMark	1,860	1,844
Geekbench 6 Single	200	—
Geekbench 6 Multi	350	—

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Memory & Platform

The Core Duo T2700 uses the PGA478 socket (PCIe 1.1), while the Phenom II X3 B77 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core Duo T2700 versus DDR3-1333 on the Phenom II X3 B77 — the Phenom II X3 B77 supports 99.9% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Phenom II X3 B77 supports up to 32 GB of RAM compared to 4 GB — 700% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: 945GM,945PM,945GME (Core Duo T2700) and AM3 (Phenom II X3 B77).

Feature	Core Duo T2700	Phenom II X3 B77
Socket	PGA478	AM3
PCIe Generation	PCIe 1.1	PCIe 2.0+82%
Max RAM Speed	DDR2-667	DDR3-1333+100%
Max RAM Capacity	4 GB	32 GB+700%
RAM Channels	2	2
ECC Support	No	Yes
PCIe Lanes	0	0

🔧

Advanced Features

Virtualization: VT-x (Core Duo T2700) / not specified (Phenom II X3 B77). Primary use case: Core Duo T2700 targets Laptop. Direct competitor: Core Duo T2700 rivals Core 2 Duo T5600.

Feature	Core Duo T2700	Phenom II X3 B77
Integrated GPU	No	No
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x	—
Target Use	Laptop	—

💰

Value Analysis

At launch, the Core Duo T2700 was priced at $663, while the Phenom II X3 B77 came in at $281. On launch pricing ($663 vs $281), Phenom II X3 B77 was $382 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core Duo T2700 delivers 2.8 pts/$ vs 6.6 pts/$ for the Phenom II X3 B77 — making the Phenom II X3 B77 the 80.2% better value option.

Feature	Core Duo T2700	Phenom II X3 B77
MSRP	$663	$281-58%
Performance per Dollar	2.8	6.6+136%
Release Date	2006	2010

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