Celeron 1047UE vs Pentium D 915

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.

Celeron 1047UE vs Pentium D 915 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.

Celeron 1047UE vs Pentium D 915: Pros, Cons & Final Verdict

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

Celeron 1047UE

2013

Why buy it

✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics (Ivy Bridge), while Pentium D 915 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Pentium D 915 across 50 shared CPU benchmark tests.
❌Lower PassMark (675 vs 705).
❌Lower PassMark per dollar, at 6.8 vs 9.5 PassMark/$ ($100 MSRP vs $74 MSRP).
❌438.9% higher power demand at 512W vs 95W.

Pentium D 915

2006

Why buy it

✅Better for gaming: +7.1% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $26 less on MSRP ($74 MSRP vs $100 MSRP).
✅Delivers 41.1% more PassMark for each dollar spent, at 9.5 vs 6.8 PassMark/$ ($74 MSRP vs $100 MSRP).
✅Draws 95W instead of 512W, a 417W reduction.

Trade-offs

❌No integrated graphics, while Celeron 1047UE can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Pentium D 915 better than Celeron 1047UE?

Yes. Pentium D 915 is the better all-around CPU here. It gives you a 7.1% average FPS lead across 50 shared CPU game tests in our data and 4.4% 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 7.1% 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 4.4% 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 $26 cheaper on MSRP at $74 MSRP versus $100 MSRP, and it still gives you a 7.1% average FPS lead across 50 shared CPU game tests in our data. It is also 41.1% better value on MSRP (9.5 vs 6.8 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Celeron 1047UE makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2006). That makes it the safer long-term bet.

Celeron 1047UE vs Pentium D 915 Technical Specifications

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

Celeron 1047UE

The Celeron 1047UE is manufactured by Intel. It was released in 20 January 2013 (12 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Max frequency: 1.4 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 512 kB + 2 MB. Memory support: DDR3. Passmark benchmark score: 675 points. Launch price was $134.

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.

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Processing Power

Both the Celeron 1047UE and Pentium D 915 share an identical 2-core/2-thread configuration. Boost clocks reach 1.4 GHz on the Celeron 1047UE versus 2.8 GHz on the Pentium D 915 — a 66.7% clock advantage for the Pentium D 915. The Celeron 1047UE uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Pentium D 915 uses NetBurst (2000−2006) (65 nm). In PassMark, the Celeron 1047UE scores 675 against the Pentium D 915's 705 — a 4.3% lead for the Pentium D 915. L3 cache: 2 MB (total) on the Celeron 1047UE vs 0 kB on the Pentium D 915.

Feature	Celeron 1047UE	Pentium D 915
Cores / Threads	2 / 2	2 / 2
Boost Clock	1.4 GHz	2.8 GHz+100%
Base Clock	—	2.8 GHz
L3 Cache	2 MB (total)	0 kB
L2 Cache	256K (per core)+12700%	2 MB (total)
Process	22 nm-66%	65 nm
Architecture	Ivy Bridge (2012−2013)	NetBurst (2000−2006)
PassMark	675	705+4%
Geekbench 6 Single	159	—
Geekbench 6 Multi	293	—

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Memory & Platform

The Celeron 1047UE uses the BGA1023 socket (PCIe 3.0), while the Pentium D 915 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.

Feature	Celeron 1047UE	Pentium D 915
Socket	BGA1023	LGA775
PCIe Generation	PCIe 3.0+173%	PCIe 1.1
Max RAM Speed	DDR3-1600	—
Max RAM Capacity	16 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x (Celeron 1047UE) / not specified (Pentium D 915). The Celeron 1047UE includes integrated graphics (Intel HD Graphics (Ivy Bridge)), while the Pentium D 915 requires a dedicated GPU.

Feature	Celeron 1047UE	Pentium D 915
Integrated GPU	Yes	—
IGPU Model	Intel HD Graphics (Ivy Bridge)	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x	—

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Value Analysis

At launch, the Celeron 1047UE was priced at $100, while the Pentium D 915 came in at $74. On launch pricing ($100 vs $74), Pentium D 915 was $26 cheaper. In terms of value on MSRP (PassMark points per dollar), the Celeron 1047UE delivers 6.8 pts/$ vs 9.5 pts/$ for the Pentium D 915 — making the Pentium D 915 the 34.1% better value option.

Feature	Celeron 1047UE	Pentium D 915
MSRP	$100	$74-26%
Performance per Dollar	6.8	9.5+40%
Release Date	2013	2006

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