PRO A6-8570 vs Xeon E5603

PRO A6-8570 vs Xeon E5603 Performance Spectrum

PRO A6-8570

2 / 2

1,919

0.0%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Xeon E5603

4 / 4

1,935

+0.8%

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.

PRO A6-8570 vs Xeon E5603 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.

PRO A6-8570 vs Xeon E5603: Pros, Cons & Final Verdict

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

PRO A6-8570

2018

Why buy it

✅Better for gaming: +4.3% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 65W instead of 80W, a 15W reduction.

Trade-offs

❌Lower PassMark (1,919 vs 1,935).
❌Less compelling for workstation-style loads than Xeon E5603, which brings 4 cores / 4 threads and 32 PCIe lanes.

Xeon E5603

2011

Why buy it

✅+0.8% higher PassMark.
✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads, plus 32 PCIe lanes vs 0.
✅100+% more PCIe lanes (32 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than PRO A6-8570 across 50 shared CPU benchmark tests.
❌Launch MSRP is still $188 MSRP, while PRO A6-8570 mostly shows up through inconsistent older-market listings.
❌23.1% higher power demand at 80W vs 65W.

Quick Answers

So, is PRO A6-8570 better than Xeon E5603?

Not really, because they are built for different jobs. Xeon E5603 makes more sense for workstation-style multi-core throughput, while PRO A6-8570 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, Xeon E5603 is the stronger fit. You are getting 0.8% better PassMark, backed by 4 cores and 4 threads.

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

PRO A6-8570 is still the faster CPU overall, but Xeon E5603 is easier to justify if budget matters more than peak performance. PRO A6-8570 comes in at an unclear MSRP at unclear MSRP versus $188 MSRP, and it still gives you a 4.3% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E5603 is still stronger for heavier multi-core work with 0.8% better PassMark. Xeon E5603 is also 100.0% better value on MSRP (10.3 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

PRO A6-8570 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2018 vs 2011). That makes it the safer long-term bet.

PRO A6-8570 vs Xeon E5603 Technical Specifications

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

PRO A6-8570

The PRO A6-8570 is manufactured by AMD. It was released in Outubro 2018 (7 years ago). It is based on the Carrizo (2015−2018) architecture. It features 2 cores and 2 threads. Base frequency is 3.5 GHz, with boost up to 3.8 GHz. L2 cache: 1024 kB. Built on 28 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-2400. Passmark benchmark score: 1,919 points. Launch price was $69.

Xeon E5603

The Xeon E5603 is manufactured by Intel. It was released in 14 February 2011 (14 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 4 cores and 4 threads. Base frequency is 1.6 GHz, with boost up to 1.6 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 1,935 points. Launch price was $286.

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Processing Power

The PRO A6-8570 packs 2 cores / 2 threads, while the Xeon E5603 offers 4 cores / 4 threads — the Xeon E5603 has 2 more cores. Boost clocks reach 3.8 GHz on the PRO A6-8570 versus 1.6 GHz on the Xeon E5603 — a 81.5% clock advantage for the PRO A6-8570 (base: 3.5 GHz vs 1.6 GHz). The PRO A6-8570 uses the Carrizo (2015−2018) architecture (28 nm), while the Xeon E5603 uses Westmere-EP (2010−2011) (32 nm). In PassMark, the PRO A6-8570 scores 1,919 against the Xeon E5603's 1,935 — a 0.8% lead for the Xeon E5603.

Feature	PRO A6-8570	Xeon E5603
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	3.8 GHz+137%	1.6 GHz
Base Clock	3.5 GHz+119%	1.6 GHz
L3 Cache	—	4 MB (total)
L2 Cache	1024 kB+300%	256 kB (per core)
Process	28 nm-13%	32 nm
Architecture	Carrizo (2015−2018)	Westmere-EP (2010−2011)
PassMark	1,919	1,935

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Memory & Platform

The PRO A6-8570 uses the AM4 socket (PCIe 3.0), while the Xeon E5603 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.