EPYC 4345P vs Xeon E7-8857 v2

CPU

GPU

EPYC 4345P

8 Cores16 Thrd65 WWMax: 5.5 GHz2025

EPYC family

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Xeon E7-8857 v2

12 Cores12 Thrd130 WWMax: 3.6 GHz2014

Similar parts

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EPYC 4345P vs Xeon E7-8857 v2 Performance Spectrum

EPYC 4345P

8 / 16

36,006

0.0%

Ryzen 7 PRO 6860Z

Ryzen AI 7 PRO 350

Ryzen 7 5800XT

Ryzen Threadripper 2990WX

Ryzen AI Max+ PRO 395

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper PRO 3995WX

Ryzen Threadripper 7970X

Xeon E7-8857 v2

12 / 12

36,304

+0.8%

About PassMark

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.

EPYC 4345P vs Xeon E7-8857 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.

EPYC 4345P vs Xeon E7-8857 v2: Pros, Cons & Final Verdict

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

EPYC 4345P

2025

Why buy it

✅Better for gaming: +29.2% higher average FPS across 50 shared CPU benchmark tests.
✅Costs $3,509 less on MSRP ($329 MSRP vs $3,838 MSRP).
✅Delivers 1057.0% more PassMark for each dollar spent, at 109.4 vs 9.5 PassMark/$ ($329 MSRP vs $3,838 MSRP).
✅Draws 65W instead of 130W, a 65W reduction.
✅Newer platform on AM5 with DDR5 support instead of LGA2011 and older memory support.

Trade-offs

❌Lower PassMark (36,006 vs 36,304).

Xeon E7-8857 v2

2014

Why buy it

✅+0.8% higher PassMark.
✅42.9% more PCIe lanes (40 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 4345P across 50 shared CPU benchmark tests.
❌Lower PassMark per dollar, at 9.5 vs 109.4 PassMark/$ ($3,838 MSRP vs $329 MSRP).
❌100% higher power demand at 130W vs 65W.
❌Older platform position on LGA2011, while EPYC 4345P moves to AM5 and DDR5.
❌No integrated graphics, while EPYC 4345P can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is EPYC 4345P better than Xeon E7-8857 v2?

It depends on what you want from the system. For gaming, EPYC 4345P is ahead with a 29.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon E7-8857 v2 pulls ahead with 0.8% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon E7-8857 v2 is the stronger fit. You are getting 0.8% better PassMark, backed by 12 cores and 12 threads.

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

EPYC 4345P is the better buy right now. EPYC 4345P comes in $3,509 cheaper on MSRP at $329 MSRP versus $3,838 MSRP, and it still gives you a 29.2% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E7-8857 v2 is still stronger for heavier multi-core work with 0.8% better PassMark. It is also 1057.0% better value on MSRP (109.4 vs 9.5 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

EPYC 4345P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2014), a healthier platform with AM5 and DDR5 instead of LGA2011, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

EPYC 4345P vs Xeon E7-8857 v2 Technical Specifications

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

EPYC 4345P

The EPYC 4345P is manufactured by AMD. It was released in 13 May 2025 (less than a year ago). It is based on the Grado (2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 5.5 GHz. L3 cache: 32 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 36,006 points. Launch price was $329.

Xeon E7-8857 v2

The Xeon E7-8857 v2 is manufactured by Intel. It was released in 2015-01-01. It features 12 cores and 12 threads. Base frequency is 3 GHz, with boost up to 3.6 GHz. L3 cache: 30 MB. Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 130 Watt. Memory support: DDR3-1066, DDR3-1333, DDR3-1600. Passmark benchmark score: 36,304 points. Launch price was $800.

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Processing Power

The EPYC 4345P packs 8 cores / 16 threads, while the Xeon E7-8857 v2 offers 12 cores / 12 threads — the Xeon E7-8857 v2 has 4 more cores. Boost clocks reach 5.5 GHz on the EPYC 4345P versus 3.6 GHz on the Xeon E7-8857 v2 — a 41.8% clock advantage for the EPYC 4345P (base: 3.8 GHz vs 3 GHz). The EPYC 4345P is built on the Grado (2025) architecture. In PassMark, the EPYC 4345P scores 36,006 against the Xeon E7-8857 v2's 36,304 — a 0.8% lead for the Xeon E7-8857 v2. L3 cache: 32 MB (total) on the EPYC 4345P vs 30 MB on the Xeon E7-8857 v2.

Feature	EPYC 4345P	Xeon E7-8857 v2
Cores / Threads	8 / 16	12 / 12+50%
Boost Clock	5.5 GHz+53%	3.6 GHz
Base Clock	3.8 GHz+27%	3 GHz
L3 Cache	32 MB (total)+7%	30 MB
L2 Cache	1 MB (per core)	—
Process	4 nm-82%	22 nm
Architecture	Grado (2025)	—
PassMark	36,006	36,304

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Memory & Platform

The EPYC 4345P uses the AM5 socket (PCIe 4.0), while the Xeon E7-8857 v2 uses LGA2011 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the EPYC 4345P versus 1600 on the Xeon E7-8857 v2 — the EPYC 4345P supports 250% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon E7-8857 v2 supports up to 1536 of RAM compared to 128 — 1100% more capacity for professional workloads. Memory channels: 2 (EPYC 4345P) vs 4 (Xeon E7-8857 v2). PCIe lanes: 28 (EPYC 4345P) vs 40 (Xeon E7-8857 v2) — the Xeon E7-8857 v2 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM5 (EPYC 4345P) and C602J (Xeon E7-8857 v2).

Feature	EPYC 4345P	Xeon E7-8857 v2
Socket	AM5	LGA2011
PCIe Generation	PCIe 4.0	PCIe 5.0+25%
Max RAM Speed	5600+250%	1600
Max RAM Capacity	128	1536+1100%
RAM Channels	2	4+100%
ECC Support	Yes	Yes
PCIe Lanes	28	40+43%

🔧

Advanced Features

Neither processor supports overclocking. Only the EPYC 4345P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: AMD-V, IOMMU (EPYC 4345P) vs VT-x, VT-d (Xeon E7-8857 v2). The EPYC 4345P includes integrated graphics (AMD Radeon Graphics), while the Xeon E7-8857 v2 requires a dedicated GPU. Direct competitor: EPYC 4345P rivals Xeon E-2488; Xeon E7-8857 v2 rivals Xeon E7-4850 v2.

Feature	EPYC 4345P	Xeon E7-8857 v2
Integrated GPU	Yes	No
IGPU Model	AMD Radeon Graphics	None
Unlocked	No	No
AVX-512	Yes	No
Virtualization	AMD-V, IOMMU	VT-x, VT-d

💰

Value Analysis

At launch, the EPYC 4345P was priced at $329, while the Xeon E7-8857 v2 came in at $3838. On launch pricing ($329 vs $3838), EPYC 4345P was $3509 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 4345P delivers 109.4 pts/$ vs 9.5 pts/$ for the Xeon E7-8857 v2 — making the EPYC 4345P the 168.2% better value option.

Feature	EPYC 4345P	Xeon E7-8857 v2
MSRP	$329-91%	$3838
Performance per Dollar	109.4+1052%	9.5
Release Date	2025	2014

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