A8-3850 vs Xeon X5450

A8-3850 vs Xeon X5450 Performance Spectrum

A8-3850

4 / 4

2,421

+0.2%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Xeon X5450

4 / 4

2,416

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.

A8-3850 vs Xeon X5450 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.

A8-3850 vs Xeon X5450: Pros, Cons & Final Verdict

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

A8-3850

2011

Why buy it

✅+0.2% higher PassMark.
✅Draws 100W instead of 120W, a 20W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Radeon HD 6550D, while Xeon X5450 needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Xeon X5450.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Xeon X5450

2007

Why buy it

Trade-offs

❌Lower PassMark (2,416 vs 2,421).
❌20% higher power demand at 120W vs 100W.
❌No integrated graphics, while A8-3850 can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike A8-3850.

Quick Answers

So, is A8-3850 better than Xeon X5450?

Not really, because they are built for different jobs. Xeon X5450 makes more sense for workstation-style multi-core throughput, while A8-3850 is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, A8-3850 is the stronger fit. You are getting 0.2% better PassMark, backed by 4 cores and 4 threads.

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

A8-3850 still makes the most sense overall. A8-3850 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.2% better PassMark.

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

A8-3850 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2011 vs 2007) and more multi-core headroom with 4 cores / 4 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

A8-3850 vs Xeon X5450 Technical Specifications

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

A8-3850

The A8-3850 is manufactured by AMD. It was released in 2014-01-01. It is based on the Llano (2011−2012) architecture. It features 4 cores and 4 threads. Base frequency is 2.9 GHz, with boost up to 2.9 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FM1. Thermal design power (TDP): 100 Watt. Memory support: DDR3. Passmark benchmark score: 2,421 points. Launch price was $90.

Xeon X5450

The Xeon X5450 is manufactured by Intel. It was released in 11 November 2007 (18 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 120 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,416 points. Launch price was $851.

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Processing Power

Both the A8-3850 and Xeon X5450 share an identical 4-core/4-thread configuration. Boost clocks reach 2.9 GHz on the A8-3850 versus 3 GHz on the Xeon X5450 — a 3.4% clock advantage for the Xeon X5450 (base: 2.9 GHz vs 3 GHz). The A8-3850 uses the Llano (2011−2012) architecture (32 nm), while the Xeon X5450 uses Harpertown (2007−2008) (45 nm). In PassMark, the A8-3850 scores 2,421 against the Xeon X5450's 2,416 — a 0.2% lead for the A8-3850. L3 cache: 0 kB on the A8-3850 vs 12 MB L2 Cache on the Xeon X5450.

Feature	A8-3850	Xeon X5450
Cores / Threads	4 / 4	4 / 4
Boost Clock	2.9 GHz	3 GHz+3%
Base Clock	2.9 GHz	3 GHz+3%
L3 Cache	0 kB	12 MB L2 Cache
L2 Cache	1 MB (per core)	6 MB (total)+500%
Process	32 nm-29%	45 nm
Architecture	Llano (2011−2012)	Harpertown (2007−2008)
PassMark	2,421	2,416
Geekbench 6 Single	363	—

🧠

Memory & Platform

The A8-3850 uses the FM1 socket (PCIe 2.0), while the Xeon X5450 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	A8-3850	Xeon X5450
Socket	FM1	LGA771
PCIe Generation	PCIe 2.0	PCIe 2.0
Max RAM Speed	DDR3-1866	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	20	—

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Advanced Features

Virtualization: AMD-V (A8-3850) / not specified (Xeon X5450). The A8-3850 includes integrated graphics (Radeon HD 6550D), while the Xeon X5450 requires a dedicated GPU. Primary use case: A8-3850 targets Mainstream Desktop. Direct competitor: A8-3850 rivals Core i3-2105.