Xeon E3-1265L v4 vs Xeon E5-4607 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.

Xeon E3-1265L v4 vs Xeon E5-4607 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.

Xeon E3-1265L v4 vs Xeon E5-4607 v2: Pros, Cons & Final Verdict

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

Xeon E3-1265L v4

2015

Why buy it

✅Draws 35W instead of 95W, a 60W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Iris Pro Graphics P6300, while Xeon E5-4607 v2 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E5-4607 v2 across 50 shared CPU benchmark tests.
❌Lower PassMark (6,954 vs 6,986).
❌Smaller total L3 cache (6 MB vs 15 MB).
❌Lower PassMark per dollar, at 16.7 vs 166.3 PassMark/$ ($417 MSRP vs $42 MSRP).

Xeon E5-4607 v2

2014

Why buy it

✅Better for gaming: +7.8% higher average FPS across 50 shared CPU benchmark tests.
✅+150% larger total L3 cache (15 MB vs 6 MB).
✅Costs $375 less on MSRP ($42 MSRP vs $417 MSRP).
✅Delivers 897.4% more PassMark for each dollar spent, at 166.3 vs 16.7 PassMark/$ ($42 MSRP vs $417 MSRP).

Trade-offs

❌171.4% higher power demand at 95W vs 35W.
❌No integrated graphics, while Xeon E3-1265L v4 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon E5-4607 v2 better than Xeon E3-1265L v4?

Yes. Xeon E5-4607 v2 is the better all-around CPU here. It gives you a 7.8% average FPS lead across 50 shared CPU game tests in our data and 0.5% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon E5-4607 v2 is the better pick. According to our tests, it delivers 7.8% 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 E5-4607 v2 is the stronger fit. You are getting 0.5% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 150% larger total L3 cache (15 MB vs 6 MB).

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

Xeon E5-4607 v2 is the better buy right now. Xeon E5-4607 v2 comes in $375 cheaper on MSRP at $42 MSRP versus $417 MSRP, and it still gives you a 7.8% average FPS lead across 50 shared CPU game tests in our data. It is also 897.4% better value on MSRP (166.3 vs 16.7 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon E3-1265L v4 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2014). That makes it the safer long-term bet.

Xeon E3-1265L v4 vs Xeon E5-4607 v2 Technical Specifications

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

Xeon E3-1265L v4

The Xeon E3-1265L v4 is manufactured by Intel. It was released in 2015-01-01. It is based on the Broadwell-DT (2015) architecture. It features 4 cores and 8 threads. Base frequency is 2.3 GHz, with boost up to 3.3 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1150. Thermal design power (TDP): 35 Watt. Memory support: DDR3L-1333, DDR3L-1600, DDR3L-1866. Passmark benchmark score: 6,954 points. Launch price was $800.

Xeon E5-4607 v2

The Xeon E5-4607 v2 is manufactured by Intel. It was released in 2015-01-01. It features 6 cores and 12 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 15 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA2011. Thermal design power (TDP): 95 Watt. Memory support: DDR3-800, DDR3-1066, DDR3-1333. Passmark benchmark score: 6,986 points. Launch price was $800.

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Processing Power

The Xeon E3-1265L v4 packs 4 cores / 8 threads, while the Xeon E5-4607 v2 offers 6 cores / 12 threads — the Xeon E5-4607 v2 has 2 more cores. Boost clocks reach 3.3 GHz on the Xeon E3-1265L v4 versus 2.6 GHz on the Xeon E5-4607 v2 — a 23.7% clock advantage for the Xeon E3-1265L v4 (base: 2.3 GHz vs 2.6 GHz). The Xeon E3-1265L v4 is built on the Broadwell-DT (2015) architecture. In PassMark, the Xeon E3-1265L v4 scores 6,954 against the Xeon E5-4607 v2's 6,986 — a 0.5% lead for the Xeon E5-4607 v2. L3 cache: 6 MB (total) on the Xeon E3-1265L v4 vs 15 MB Intel® Smart Cache on the Xeon E5-4607 v2.

Feature	Xeon E3-1265L v4	Xeon E5-4607 v2
Cores / Threads	4 / 8	6 / 12+50%
Boost Clock	3.3 GHz+27%	2.6 GHz
Base Clock	2.3 GHz	2.6 GHz+13%
L3 Cache	6 MB (total)	15 MB Intel® Smart Cache+150%
L2 Cache	256K (per core)	—
Process	14 nm-36%	22 nm
Architecture	Broadwell-DT (2015)	—
PassMark	6,954	6,986
Cinebench R23 Multi	4,500	—
Geekbench 6 Single	900	—
Geekbench 6 Multi	3,000	—

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Memory & Platform

The Xeon E3-1265L v4 uses the LGA1150 socket (PCIe 5.0), while the Xeon E5-4607 v2 uses LGA2011 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Xeon E3-1265L v4	Xeon E5-4607 v2
Socket	LGA1150	LGA2011
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	DDR3-1866	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	Yes	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d (Xeon E3-1265L v4) / not specified (Xeon E5-4607 v2). The Xeon E3-1265L v4 includes integrated graphics (Iris Pro Graphics P6300), while the Xeon E5-4607 v2 requires a dedicated GPU. Primary use case: Xeon E3-1265L v4 targets Server.

Feature	Xeon E3-1265L v4	Xeon E5-4607 v2
Integrated GPU	Yes	—
IGPU Model	Iris Pro Graphics P6300	—
Unlocked	No	—
AVX-512	No	—
Virtualization	VT-x, VT-d	—
Target Use	Server	—

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Value Analysis

At launch, the Xeon E3-1265L v4 was priced at $417, while the Xeon E5-4607 v2 came in at $42. On launch pricing ($417 vs $42), Xeon E5-4607 v2 was $375 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon E3-1265L v4 delivers 16.7 pts/$ vs 166.3 pts/$ for the Xeon E5-4607 v2 — making the Xeon E5-4607 v2 the 163.6% better value option.

Feature	Xeon E3-1265L v4	Xeon E5-4607 v2
MSRP	$417	$42-90%
Performance per Dollar	16.7	166.3+896%
Release Date	2015	2014

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