Core i5-450M vs Phenom X3 8600

Core i5-450M vs Phenom X3 8600 Performance Spectrum

Core i5-450M

2 / 4

1,264

0.0%

Celeron N3000

Pentium T3400

Pentium Dual-Core E2200

1,267

+0.2%

Ryzen Threadripper PRO 3955WX

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 i5-450M vs Phenom X3 8600 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 i5-450M vs Phenom X3 8600: Pros, Cons & Final Verdict

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

Core i5-450M

2010

Why buy it

✅+50% larger total L3 cache (3 MB vs 2 MB).
✅Costs $68 less on MSRP ($32 MSRP vs $100 MSRP).
✅Delivers 211.8% more PassMark for each dollar spent, at 39.5 vs 12.7 PassMark/$ ($32 MSRP vs $100 MSRP).
✅Draws 35W instead of 95W, a 60W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Lower PassMark (1,264 vs 1,267).

Phenom X3 8600

2008

Why buy it

✅+0.2% higher PassMark.

Trade-offs

❌Smaller total L3 cache (2 MB vs 3 MB).
❌Lower PassMark per dollar, at 12.7 vs 39.5 PassMark/$ ($100 MSRP vs $32 MSRP).
❌171.4% higher power demand at 95W vs 35W.
❌No integrated graphics, while Core i5-450M can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i5-450M better than Phenom X3 8600?

It depends on what you want from the system. For gaming, Core i5-450M is ahead with a 0.3% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Phenom X3 8600 pulls ahead with 0.2% better PassMark. Core i5-450M 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 X3 8600 is the stronger fit. You are getting 0.2% better PassMark, backed by 3 cores and 3 threads.

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

Core i5-450M is the better buy right now. Core i5-450M comes in $68 cheaper on MSRP at $32 MSRP versus $100 MSRP, and it still gives you a 0.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Phenom X3 8600 is still stronger for heavier multi-core work with 0.2% better PassMark. It is also 211.8% better value on MSRP (39.5 vs 12.7 PassMark/$), 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 i5-450M makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2008) and 50% larger total L3 cache (3 MB vs 2 MB). That makes it the safer long-term bet.

Core i5-450M vs Phenom X3 8600 Technical Specifications

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

Core i5-450M

The Core i5-450M is manufactured by Intel. It was released in 26 September 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.66 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,264 points. Launch price was $32.

Phenom X3 8600

The Phenom X3 8600 is manufactured by AMD. It was released in 2009-01-01. It is based on the Toliman (2008) architecture. It features 3 cores and 3 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: 1,267 points. Launch price was $149.

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Processing Power

The Core i5-450M packs 2 cores / 4 threads, while the Phenom X3 8600 offers 3 cores / 3 threads — the Phenom X3 8600 has 1 more core. Boost clocks reach 2.66 GHz on the Core i5-450M versus 2.3 GHz on the Phenom X3 8600 — a 14.5% clock advantage for the Core i5-450M. The Core i5-450M uses the Arrandale (2010−2011) architecture (32 nm), while the Phenom X3 8600 uses Toliman (2008) (65 nm). In PassMark, the Core i5-450M scores 1,264 against the Phenom X3 8600's 1,267 — a 0.2% lead for the Phenom X3 8600. L3 cache: 3 MB (total) on the Core i5-450M vs 2 MB (total) on the Phenom X3 8600.

Feature	Core i5-450M	Phenom X3 8600
Cores / Threads	2 / 4	3 / 3+50%
Boost Clock	2.66 GHz+16%	2.3 GHz
Base Clock	2.4 GHz	—
L3 Cache	3 MB (total)+50%	2 MB (total)
L2 Cache	256K (per core)	512 kB (per core)+100%
Process	32 nm-51%	65 nm
Architecture	Arrandale (2010−2011)	Toliman (2008)
PassMark	1,264	1,267

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Memory & Platform

The Core i5-450M uses the PGA988 socket (PCIe 2.0), while the Phenom X3 8600 uses AM2+ (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i5-450M	Phenom X3 8600
Socket	PGA988	AM2+
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	1066	—
Max RAM Capacity	8	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

🔧

Advanced Features

Virtualization: true (Core i5-450M) / not specified (Phenom X3 8600). The Core i5-450M includes integrated graphics (Intel HD Graphics (Ironlake)), while the Phenom X3 8600 requires a dedicated GPU. Direct competitor: Core i5-450M rivals AMD Turion II M620.

Feature	Core i5-450M	Phenom X3 8600
Integrated GPU	Yes	—
IGPU Model	Intel HD Graphics (Ironlake)	—
Unlocked	No	—
AVX-512	No	—
Virtualization	true	—

💰

Value Analysis

At launch, the Core i5-450M was priced at $32, while the Phenom X3 8600 came in at $100. On launch pricing ($32 vs $100), Core i5-450M was $68 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-450M delivers 39.5 pts/$ vs 12.7 pts/$ for the Phenom X3 8600 — making the Core i5-450M the 102.9% better value option.

Feature	Core i5-450M	Phenom X3 8600
MSRP	$32-68%	$100
Performance per Dollar	39.5+211%	12.7
Release Date	2010	2008

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