Xeon Platinum 8256 vs Xeon E-2278G

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar Xeon Platinum 8256

#115

Xeon W-1370

MSRP: $323|Avg: $323

106%

#119

Xeon 6505P

MSRP: $563|Avg: $563

104%

#128

Xeon Platinum 8256

MSRP: N/A|Avg: N/A

100%

#130

EPYC 9115

MSRP: $726|Avg: $726

99%

#131

EPYC 74F3

MSRP: $913|Avg: $824

99%

#143

Xeon W-1350P

MSRP: $311|Avg: $250

94%

Based on actual market prices and performance synthetic scores.

Performance Per Dollar Xeon E-2278G

#115

Xeon W-1370

MSRP: $323|Avg: $323

106%

#119

Xeon 6505P

MSRP: $563|Avg: $563

104%

#127

Xeon E-2278G

MSRP: N/A|Avg: N/A

100%

#130

EPYC 9115

MSRP: $726|Avg: $726

99%

#131

EPYC 74F3

MSRP: $913|Avg: $824

99%

Based on actual market prices and performance synthetic scores.

Performance Comparison

About PassMark

🏆 Chipversus Verdict

🚀 Performance Leadership

Performance Leadership: The Xeon E-2278G delivers superior performance across the board. It outperforms the Xeon Platinum 8256 in both compute-intensive tasks (0.2% faster) and gaming workloads.

Insight	Xeon Platinum 8256	Xeon E-2278G
Gaming	❌ Lower gaming performance	✅ Superior gaming performance
Workstation	❌ Weaker in multi-core tasks	✅ Better multi-core power
Price	Equivalent pricing	Equivalent pricing
Longevity	✨ Modern (Cascade Lake-SP (2018) / 14 nm)	✨ Modern (Coffee Lake-S WS (2018−2019) / 14 nm)

💎 Value Proposition

Insight	Xeon Platinum 8256	Xeon E-2278G
Cost Efficiency	❌ Lower cost efficiency	❌ Lower cost efficiency
Upfront Cost	Equivalent pricing	Equivalent pricing

Performance Check

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Xeon Platinum 8256 Benchmark Check

Xeon E-2278G Benchmark Check

Technical Specifications

Side-by-side comparison of Xeon Platinum 8256 and Xeon E-2278G

Xeon Platinum 8256

The Xeon Platinum 8256 is manufactured by Intel. It was released in 11 December 2018 (6 years ago). It is based on the Cascade Lake-SP (2018) architecture. It features 4 cores and 8 threads. Base frequency is 3.8 GHz, with boost up to 3.9 GHz. L3 cache: 16.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2933. Passmark benchmark score: 16,787 points. Launch price was $7,007.

Xeon E-2278G

The Xeon E-2278G is manufactured by Intel. It was released in 29 May 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 3.4 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 80 Watt. Memory support: DDR4-2666. Passmark benchmark score: 16,825 points. Launch price was $494.

⚡

Processing Power

The Xeon Platinum 8256 packs 4 cores / 8 threads, while the Xeon E-2278G offers 8 cores / 16 threads — the Xeon E-2278G has 4 more cores. Boost clocks reach 3.9 GHz on the Xeon Platinum 8256 versus 5 GHz on the Xeon E-2278G — a 24.7% clock advantage for the Xeon E-2278G (base: 3.8 GHz vs 3.4 GHz). The Xeon Platinum 8256 uses the Cascade Lake-SP (2018) architecture (14 nm), while the Xeon E-2278G uses Coffee Lake-S WS (2018−2019) (14 nm). In PassMark, the Xeon Platinum 8256 scores 16,787 against the Xeon E-2278G's 16,825 — a 0.2% lead for the Xeon E-2278G. L3 cache: 16.5 MB (total) on the Xeon Platinum 8256 vs 16 MB (total) on the Xeon E-2278G.

Feature	Xeon Platinum 8256	Xeon E-2278G
Cores / Threads	4 / 8	8 / 16+100%
Boost Clock	3.9 GHz	5 GHz+28%
Base Clock	3.8 GHz+12%	3.4 GHz
L3 Cache	16.5 MB (total)+3%	16 MB (total)
L2 Cache	1 MB (per core)+300%	256 kB (per core)
Process	14 nm	14 nm
Architecture	Cascade Lake-SP (2018)	Coffee Lake-S WS (2018−2019)
PassMark	16,787	16,825

🧠

Memory & Platform

The Xeon Platinum 8256 uses the LGA3647 socket (PCIe 3.0), while the Xeon E-2278G uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Xeon Platinum 8256	Xeon E-2278G
Socket	LGA3647	LGA1151
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	—	DDR4-2666
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	✅
PCIe Lanes	—	16

🔧

Advanced Features

Virtualization: not specified (Xeon Platinum 8256) / VT-x / VT-d / EPT (Xeon E-2278G). The Xeon E-2278G includes integrated graphics (Intel UHD Graphics P630), while the Xeon Platinum 8256 requires a dedicated GPU. Primary use case: Xeon E-2278G targets Server.