Xeon D-2143IT vs Xeon E-2278GEL

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.

Xeon D-2143IT vs Xeon E-2278GEL 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.

Xeon D-2143IT vs Xeon E-2278GEL: Pros, Cons & Final Verdict

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

Xeon D-2143IT

2018

Why buy it

✅+0.8% higher PassMark.

Trade-offs

❌Smaller total L3 cache (11 MB vs 16 MB).
❌85.7% higher power demand at 65W vs 35W.

Xeon E-2278GEL

2019

Why buy it

✅+45.5% larger total L3 cache (16 MB vs 11 MB).
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Lower PassMark (12,024 vs 12,116).

Quick Answers

So, is Xeon E-2278GEL better than Xeon D-2143IT?

It depends on what you want from the system. For gaming, Xeon E-2278GEL is ahead with a 1.0% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon D-2143IT pulls ahead with 0.8% better PassMark. Xeon E-2278GEL also has the bigger cache pool with 45.5% larger total L3 cache (16 MB vs 11 MB).

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

For streaming, content creation, and heavier multitasking, Xeon D-2143IT is the stronger fit. You are getting 0.8% better PassMark, backed by 8 cores and 16 threads.

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

Xeon E-2278GEL still makes the most sense overall. Xeon E-2278GEL comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.0% average FPS lead across 50 shared CPU game tests in our data.

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

Xeon E-2278GEL makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2018) and 45.5% larger total L3 cache (16 MB vs 11 MB). That makes it the safer long-term bet.

Xeon D-2143IT vs Xeon E-2278GEL Technical Specifications

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

Xeon D-2143IT

The Xeon D-2143IT is manufactured by Intel. It was released in 7 February 2018 (7 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 8 cores and 16 threads. Base frequency is 2.2 GHz, with boost up to 3 GHz. L3 cache: 11 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: FCBGA2518. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 12,116 points. Launch price was $566.

Xeon E-2278GEL

The Xeon E-2278GEL is manufactured by Intel. It was released in 11 June 2019 (6 years ago). It is based on the Coffee Lake-S WS (2018−2019) architecture. It features 8 cores and 16 threads. Base frequency is 2 GHz, with boost up to 3.9 GHz. L3 cache: 16 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR4. Passmark benchmark score: 12,024 points. Launch price was $519.

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Processing Power

Both the Xeon D-2143IT and Xeon E-2278GEL share an identical 8-core/16-thread configuration. Boost clocks reach 3 GHz on the Xeon D-2143IT versus 3.9 GHz on the Xeon E-2278GEL — a 26.1% clock advantage for the Xeon E-2278GEL (base: 2.2 GHz vs 2 GHz). The Xeon D-2143IT uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon E-2278GEL uses Coffee Lake-S WS (2018−2019) (14 nm). In PassMark, the Xeon D-2143IT scores 12,116 against the Xeon E-2278GEL's 12,024 — a 0.8% lead for the Xeon D-2143IT. L3 cache: 11 MB on the Xeon D-2143IT vs 16 MB (total) on the Xeon E-2278GEL.

Feature	Xeon D-2143IT	Xeon E-2278GEL
Cores / Threads	8 / 16	8 / 16
Boost Clock	3 GHz	3.9 GHz+30%
Base Clock	2.2 GHz+10%	2 GHz
L3 Cache	11 MB	16 MB (total)+45%
L2 Cache	8 MB+3100%	256 kB (per core)
Process	14 nm	14 nm
Architecture	Skylake (server) (2017−2018)	Coffee Lake-S WS (2018−2019)
PassMark	12,116	12,024

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Memory & Platform

The Xeon D-2143IT uses the FCBGA2518 socket (PCIe 3.0), while the Xeon E-2278GEL uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.