Core i9-10900X vs Xeon E5-4640 v4

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.

Core i9-10900X vs Xeon E5-4640 v4 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.

Core i9-10900X vs Xeon E5-4640 v4: Pros, Cons & Final Verdict

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

Core i9-10900X

2019

Why buy it

✅Better for gaming: +21.9% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $2,247 less on MSRP ($590 MSRP vs $2,837 MSRP).
✅Delivers 377.0% more PassMark for each dollar spent, at 37.9 vs 8.0 PassMark/$ ($590 MSRP vs $2,837 MSRP).

Trade-offs

❌Lower PassMark (22,377 vs 22,559).
❌Smaller total L3 cache (19 MB vs 30 MB).
❌Less compelling for workstation-style loads than Xeon E5-4640 v4, which brings 12 cores / 24 threads and 40 PCIe lanes.
❌57.1% higher power demand at 165W vs 105W.

Xeon E5-4640 v4

2016

Why buy it

✅+0.8% higher PassMark.
✅+55.8% larger total L3 cache (30 MB vs 19 MB).
✅Better for workstations and heavier parallel workloads: 12 cores / 24 threads, plus 40 PCIe lanes vs 0.
✅Draws 105W instead of 165W, a 60W reduction.
✅100+% more PCIe lanes (40 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Core i9-10900X across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 8.0 vs 37.9 PassMark/$ ($2,837 MSRP vs $590 MSRP).

Quick Answers

So, is Core i9-10900X better than Xeon E5-4640 v4?

Not really, because they are built for different jobs. Xeon E5-4640 v4 makes more sense for workstation-style multi-core throughput, while Core i9-10900X is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Xeon E5-4640 v4 is the stronger fit. You are getting 0.8% better PassMark, backed by 12 cores and 24 threads. It also has the larger cache pool with 55.8% larger total L3 cache (30 MB vs 19 MB).

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

Core i9-10900X is the better buy right now. Core i9-10900X comes in $2,247 cheaper on MSRP at $590 MSRP versus $2,837 MSRP, and it still gives you a 21.9% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E5-4640 v4 is still stronger for heavier multi-core work with 0.8% better PassMark. It is also 377.0% better value on MSRP (37.9 vs 8.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i9-10900X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2016). That makes it the safer long-term bet.

Core i9-10900X vs Xeon E5-4640 v4 Technical Specifications

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

Core i9-10900X

The Core i9-10900X is manufactured by Intel. It was released in 19 October 2019 (6 years ago). It is based on the Cascade Lake-X (2019) architecture. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 4.7 GHz. L3 cache: 19.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 22,377 points. Launch price was $299.

Xeon E5-4640 v4

The Xeon E5-4640 v4 is manufactured by Intel. It was released in 20 June 2016 (9 years ago). It is based on the Broadwell (2015−2019) architecture. It features 12 cores and 24 threads. Base frequency is 2.1 GHz, with boost up to 2.6 GHz. L3 cache: 30 MB. L2 cache: 3 MB. Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 105 Watt. Memory support: DDR4. Passmark benchmark score: 22,559 points. Launch price was $2,837.

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Processing Power

The Core i9-10900X packs 10 cores / 20 threads, while the Xeon E5-4640 v4 offers 12 cores / 24 threads — the Xeon E5-4640 v4 has 2 more cores. Boost clocks reach 4.7 GHz on the Core i9-10900X versus 2.6 GHz on the Xeon E5-4640 v4 — a 57.5% clock advantage for the Core i9-10900X (base: 3.7 GHz vs 2.1 GHz). The Core i9-10900X uses the Cascade Lake-X (2019) architecture (14 nm), while the Xeon E5-4640 v4 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i9-10900X scores 22,377 against the Xeon E5-4640 v4's 22,559 — a 0.8% lead for the Xeon E5-4640 v4. L3 cache: 19.25 MB (total) on the Core i9-10900X vs 30 MB on the Xeon E5-4640 v4.

Feature	Core i9-10900X	Xeon E5-4640 v4
Cores / Threads	10 / 20	12 / 24+20%
Boost Clock	4.7 GHz+81%	2.6 GHz
Base Clock	3.7 GHz+76%	2.1 GHz
L3 Cache	19.25 MB (total)	30 MB+56%
L2 Cache	1 MB (per core)	3 MB+200%
Process	14 nm	14 nm
Architecture	Cascade Lake-X (2019)	Broadwell (2015−2019)
PassMark	22,377	22,559

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Memory & Platform

The Core i9-10900X uses the LGA2066 socket (PCIe 3.0), while the Xeon E5-4640 v4 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Core i9-10900X	Xeon E5-4640 v4
Socket	LGA2066	LGA2011
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	—	DDR4 2133 MHz
Max RAM Capacity	—	1.5 TB
RAM Channels	—	4
ECC Support	—	Yes
PCIe Lanes	—	40

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Advanced Features

Virtualization: not specified (Core i9-10900X) / true (Xeon E5-4640 v4). Primary use case: Xeon E5-4640 v4 targets Server.

Feature	Core i9-10900X	Xeon E5-4640 v4
Integrated GPU	—	No
Unlocked	—	No
AVX-512	—	No
Virtualization	—	true
Target Use	—	Server

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Value Analysis

At launch, the Core i9-10900X was priced at $590, while the Xeon E5-4640 v4 came in at $2837. On launch pricing ($590 vs $2837), Core i9-10900X was $2247 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i9-10900X delivers 37.9 pts/$ vs 8.0 pts/$ for the Xeon E5-4640 v4 — making the Core i9-10900X the 130.7% better value option.

Feature	Core i9-10900X	Xeon E5-4640 v4
MSRP	$590-79%	$2837
Performance per Dollar	37.9+374%	8.0
Release Date	2019	2016

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