Core i3-2105 vs Phenom X4 9600B

CPU

GPU

Core i3-2105

2 Cores4 Thrd65 WWMax: 3.1 GHz2011

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Phenom X4 9600B

4 Cores4 Thrd95 WWMax: 2.3 GHz2008

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Core i3-2105 vs Phenom X4 9600B Performance Spectrum

Core i3-2105

2 / 4

1,837

0.0%

1,842

+0.3%

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 i3-2105 vs Phenom X4 9600B 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 i3-2105 vs Phenom X4 9600B: Pros, Cons & Final Verdict

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

Core i3-2105

2011

Why buy it

✅+50% larger total L3 cache (3 MB vs 2 MB).
✅Costs $140 less on MSRP ($138 MSRP vs $278 MSRP).
✅Delivers 100.9% more PassMark for each dollar spent, at 13.3 vs 6.6 PassMark/$ ($138 MSRP vs $278 MSRP).
✅Draws 65W instead of 95W, a 30W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (1,837 vs 1,842).

Phenom X4 9600B

2008

Why buy it

✅+0.3% higher PassMark.

Trade-offs

❌Smaller total L3 cache (2 MB vs 3 MB).
❌Lower PassMark per dollar, at 6.6 vs 13.3 PassMark/$ ($278 MSRP vs $138 MSRP).
❌46.2% higher power demand at 95W vs 65W.
❌No integrated graphics, while Core i3-2105 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i3-2105 better than Phenom X4 9600B?

It depends on what you want from the system. For gaming, Core i3-2105 is ahead with a 0.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Phenom X4 9600B pulls ahead with 0.3% better PassMark. Core i3-2105 also has the bigger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

For streaming, content creation, and heavier multitasking, Phenom X4 9600B is the stronger fit. You are getting 0.3% better PassMark, backed by 4 cores and 4 threads.

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

Core i3-2105 is the better buy right now. Core i3-2105 comes in $140 cheaper on MSRP at $138 MSRP versus $278 MSRP, and it still gives you a 0.6% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Phenom X4 9600B is still stronger for heavier multi-core work with 0.3% better PassMark. It is also 100.9% better value on MSRP (13.3 vs 6.6 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i3-2105 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2011 vs 2008) and 50% larger total L3 cache (3 MB vs 2 MB). That makes it the safer long-term bet.

Core i3-2105 vs Phenom X4 9600B Technical Specifications

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

Core i3-2105

The Core i3-2105 is manufactured by Intel. It was released in 22 May 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 3.1 GHz, with boost up to 3.1 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,837 points. Launch price was $145.

Phenom X4 9600B

The Phenom X4 9600B is manufactured by AMD. It was released in 2009-01-01. It is based on the Agena (2007−2008) architecture. It features 4 cores and 4 threads. Max frequency: 2.3 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,842 points. Launch price was $149.

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Processing Power

The Core i3-2105 packs 2 cores / 4 threads, while the Phenom X4 9600B offers 4 cores / 4 threads — the Phenom X4 9600B has 2 more cores. Boost clocks reach 3.1 GHz on the Core i3-2105 versus 2.3 GHz on the Phenom X4 9600B — a 29.6% clock advantage for the Core i3-2105. The Core i3-2105 uses the Sandy Bridge (2011−2013) architecture (32 nm), while the Phenom X4 9600B uses Agena (2007−2008) (65 nm). In PassMark, the Core i3-2105 scores 1,837 against the Phenom X4 9600B's 1,842 — a 0.3% lead for the Phenom X4 9600B. L3 cache: 3 MB (total) on the Core i3-2105 vs 2 MB (total) on the Phenom X4 9600B.

Feature	Core i3-2105	Phenom X4 9600B
Cores / Threads	2 / 4	4 / 4+100%
Boost Clock	3.1 GHz+35%	2.3 GHz
Base Clock	3.1 GHz	—
L3 Cache	3 MB (total)+50%	2 MB (total)
L2 Cache	256 kB (per core)	512 kB (per core)+100%
Process	32 nm-51%	65 nm
Architecture	Sandy Bridge (2011−2013)	Agena (2007−2008)
PassMark	1,837	1,842

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Memory & Platform

The Core i3-2105 uses the LGA1155 socket (PCIe 2.0), while the Phenom X4 9600B uses AM2+ (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Core i3-2105 versus DDR2-1066 on the Phenom X4 9600B — the Core i3-2105 supports 25% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-2105 supports up to 32 GB of RAM compared to 16 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i3-2105) vs 0 (Phenom X4 9600B) — the Core i3-2105 offers 16 more lanes for additional GPUs or NVMe drives.

Feature	Core i3-2105	Phenom X4 9600B
Socket	LGA1155	AM2+
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1333+25%	DDR2-1066
Max RAM Capacity	32 GB+100%	16 GB
RAM Channels	2	2
ECC Support	No	No
PCIe Lanes	16	0

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x (Core i3-2105) vs AMD-V (Phenom X4 9600B). The Core i3-2105 includes integrated graphics (HD Graphics 3000), while the Phenom X4 9600B requires a dedicated GPU. Primary use case: Core i3-2105 targets Desktop, Phenom X4 9600B targets Business.

Feature	Core i3-2105	Phenom X4 9600B
Integrated GPU	Yes	No
IGPU Model	HD Graphics 3000	—
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x	AMD-V
Target Use	Desktop	Business

💰

Value Analysis

At launch, the Core i3-2105 was priced at $138, while the Phenom X4 9600B came in at $278. On launch pricing ($138 vs $278), Core i3-2105 was $140 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i3-2105 delivers 13.3 pts/$ vs 6.6 pts/$ for the Phenom X4 9600B — making the Core i3-2105 the 67.1% better value option.

Feature	Core i3-2105	Phenom X4 9600B
MSRP	$138-50%	$278
Performance per Dollar	13.3+102%	6.6
Release Date	2011	2008

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