Celeron Dual-Core T1400 vs Xeon E5-2603 v2

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 Dual-Core T1400 vs Xeon E5-2603 v2 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 Dual-Core T1400 vs Xeon E5-2603 v2: Pros, Cons & Final Verdict

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

Celeron Dual-Core T1400

2008

Why buy it

Trade-offs

❌Lower PassMark (2,725 vs 2,735).
❌Less compelling for workstation-style loads than Xeon E5-2603 v2, which brings 4 cores / 4 threads.
❌Launch MSRP is still $80 MSRP, while Xeon E5-2603 v2 mostly shows up through inconsistent older-market listings.
❌540% higher power demand at 512W vs 80W.

Xeon E5-2603 v2

2013

Why buy it

✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads.
✅Draws 80W instead of 512W, a 432W reduction.

Trade-offs

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

Quick Answers

So, is Xeon E5-2603 v2 better than Celeron Dual-Core T1400?

Not really, because they are built for different jobs. Xeon E5-2603 v2 makes more sense for workstation-style multi-core throughput, while Celeron Dual-Core T1400 is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon E5-2603 v2 is the better pick. According to our tests, it delivers 2.6% 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, Xeon E5-2603 v2 is the stronger fit. You are getting 0.4% better PassMark, backed by 4 cores and 4 threads.

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

Xeon E5-2603 v2 is still the much better call for a fresh build. Xeon E5-2603 v2 comes in at an unclear MSRP at unclear MSRP versus $80 MSRP, and it still gives you a 2.6% average FPS lead across 50 shared CPU game tests in our data. Celeron Dual-Core T1400 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2008 platform. Even with 100.0% better value on paper (34.1 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on P.

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

Xeon E5-2603 v2 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2013 vs 2008) and more multi-core headroom with 4 cores / 4 threads instead of 2/2. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Celeron Dual-Core T1400 vs Xeon E5-2603 v2 Technical Specifications

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

Celeron Dual-Core T1400

The Celeron Dual-Core T1400 is manufactured by Intel. It was released in 2007-01-01. It is based on the Merom-2M (2008) architecture. It features 2 cores and 2 threads. Max frequency: 1.73 GHz. L2 cache: 512 kB. Built on 65 nm process technology. Socket: P. Thermal design power (TDP): 512 kB. Passmark benchmark score: 2,725 points. Launch price was $69.

Xeon E5-2603 v2

The Xeon E5-2603 v2 is manufactured by Intel. It was released in 1 September 2013 (12 years ago). It is based on the Ivy Bridge-EP (2013) architecture. It features 4 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 1.8 GHz. L3 cache: 10 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 2,735 points. Launch price was $240.

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Processing Power

The Celeron Dual-Core T1400 packs 2 cores / 2 threads, while the Xeon E5-2603 v2 offers 4 cores / 4 threads — the Xeon E5-2603 v2 has 2 more cores. Boost clocks reach 1.73 GHz on the Celeron Dual-Core T1400 versus 1.8 GHz on the Xeon E5-2603 v2 — a 4% clock advantage for the Xeon E5-2603 v2. The Celeron Dual-Core T1400 uses the Merom-2M (2008) architecture (65 nm), while the Xeon E5-2603 v2 uses Ivy Bridge-EP (2013) (22 nm). In PassMark, the Celeron Dual-Core T1400 scores 2,725 against the Xeon E5-2603 v2's 2,735 — a 0.4% lead for the Xeon E5-2603 v2.

Feature	Celeron Dual-Core T1400	Xeon E5-2603 v2
Cores / Threads	2 / 2	4 / 4+100%
Boost Clock	1.73 GHz	1.8 GHz+4%
Base Clock	—	1.8 GHz
L3 Cache	—	10 MB (total)
L2 Cache	512 kB+100%	256 kB (per core)
Process	65 nm	22 nm-66%
Architecture	Merom-2M (2008)	Ivy Bridge-EP (2013)
PassMark	2,725	2,735

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Memory & Platform

The Celeron Dual-Core T1400 uses the P socket (PCIe 1.1), while the Xeon E5-2603 v2 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Celeron Dual-Core T1400	Xeon E5-2603 v2
Socket	P	LGA2011
PCIe Generation	PCIe 1.1	PCIe 3.0+173%
Max RAM Speed	DDR2-667	—
Max RAM Capacity	4 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	0	—

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Advanced Features

Virtualization: No (Celeron Dual-Core T1400) / not specified (Xeon E5-2603 v2). Primary use case: Celeron Dual-Core T1400 targets Budget. Direct competitor: Celeron Dual-Core T1400 rivals Pentium T2370.