Pentium D 915 vs Pentium SU4100

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.

Pentium D 915 vs Pentium SU4100 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.

Pentium D 915 vs Pentium SU4100: Pros, Cons & Final Verdict

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

Pentium D 915

2006

Why buy it

✅Better for gaming: +5.9% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $215 less on MSRP ($74 MSRP vs $289 MSRP).
✅Delivers 301.9% more PassMark for each dollar spent, at 9.5 vs 2.4 PassMark/$ ($74 MSRP vs $289 MSRP).

Trade-offs

❌850% higher power demand at 95W vs 10W.

Pentium SU4100

2009

Why buy it

✅Draws 10W instead of 95W, a 85W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Pentium D 915 across 50 shared CPU benchmark tests.
❌Lower PassMark (685 vs 705).
❌Lower PassMark per dollar, at 2.4 vs 9.5 PassMark/$ ($289 MSRP vs $74 MSRP).

Quick Answers

So, is Pentium D 915 better than Pentium SU4100?

Yes. Pentium D 915 is the better all-around CPU here. It gives you a 5.9% average FPS lead across 50 shared CPU game tests in our data and 2.9% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Pentium D 915 is the better pick. According to our tests, it delivers 5.9% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Pentium D 915 is the stronger fit. You are getting 2.9% better PassMark, backed by 2 cores and 2 threads.

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

Pentium D 915 is the better buy right now. Pentium D 915 comes in $215 cheaper on MSRP at $74 MSRP versus $289 MSRP, and it still gives you a 5.9% average FPS lead across 50 shared CPU game tests in our data. It is also 301.9% better value on MSRP (9.5 vs 2.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Pentium SU4100 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2009 vs 2006). That makes it the safer long-term bet.

Pentium D 915 vs Pentium SU4100 Technical Specifications

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

Pentium D 915

The Pentium D 915 is manufactured by Intel. It was released in 23 July 2006 (19 years ago). It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 95 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 705 points. Launch price was $74.

Pentium SU4100

The Pentium SU4100 is manufactured by Intel. It was released in 2007-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.3 GHz, with boost up to 1.3 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 45 nm process technology. Socket: BGA956. Thermal design power (TDP): 10 Watt. Memory support: DDR3. Passmark benchmark score: 685 points. Launch price was $69.

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Processing Power

Both the Pentium D 915 and Pentium SU4100 share an identical 2-core/2-thread configuration. Boost clocks reach 2.8 GHz on the Pentium D 915 versus 1.3 GHz on the Pentium SU4100 — a 73.2% clock advantage for the Pentium D 915 (base: 2.8 GHz vs 1.3 GHz). The Pentium D 915 uses the NetBurst (2000−2006) architecture (65 nm), while the Pentium SU4100 uses Penryn (2008−2011) (45 nm). In PassMark, the Pentium D 915 scores 705 against the Pentium SU4100's 685 — a 2.9% lead for the Pentium D 915. Both processors carry 0 kB of L3 cache.

Feature	Pentium D 915	Pentium SU4100
Cores / Threads	2 / 2	2 / 2
Boost Clock	2.8 GHz+115%	1.3 GHz
Base Clock	2.8 GHz+115%	1.3 GHz
L3 Cache	0 kB	0 kB
L2 Cache	2 MB (total)	2 MB
Process	65 nm	45 nm-31%
Architecture	NetBurst (2000−2006)	Penryn (2008−2011)
PassMark	705+3%	685

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Memory & Platform

The Pentium D 915 uses the LGA775 socket (PCIe 1.1), while the Pentium SU4100 uses BGA956 (PCIe 1.1) — making them incompatible on the same motherboard.

Feature	Pentium D 915	Pentium SU4100
Socket	LGA775	BGA956
PCIe Generation	PCIe 1.1	PCIe 1.1

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Value Analysis

At launch, the Pentium D 915 was priced at $74, while the Pentium SU4100 came in at $289. On launch pricing ($74 vs $289), Pentium D 915 was $215 cheaper. In terms of value on MSRP (PassMark points per dollar), the Pentium D 915 delivers 9.5 pts/$ vs 2.4 pts/$ for the Pentium SU4100 — making the Pentium D 915 the 120.3% better value option.

Feature	Pentium D 915	Pentium SU4100
MSRP	$74-74%	$289
Performance per Dollar	9.5+296%	2.4
Release Date	2006	2009

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