Core i3-10300T vs Xeon E3-1585L v5

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 i3-10300T vs Xeon E3-1585L v5 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 i3-10300T vs Xeon E3-1585L v5: Pros, Cons & Final Verdict

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

Core i3-10300T

2020

Why buy it

✅Draws 35W instead of 45W, a 10W reduction.
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics 630, while Xeon E3-1585L v5 needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Xeon E3-1585L v5.

Trade-offs

❌Lower PassMark (7,879 vs 7,959).
❌Launch MSRP is still $157 MSRP, while Xeon E3-1585L v5 mostly shows up through inconsistent older-market listings.

Xeon E3-1585L v5

2016

Why buy it

✅+1% higher PassMark.

Trade-offs

❌28.6% higher power demand at 45W vs 35W.
❌No integrated graphics, while Core i3-10300T can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Core i3-10300T.

Quick Answers

So, is Core i3-10300T better than Xeon E3-1585L v5?

Not really, because they are built for different jobs. Xeon E3-1585L v5 makes more sense for workstation-style multi-core throughput, while Core i3-10300T 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 E3-1585L v5 is the stronger fit. You are getting 1% better PassMark, backed by 4 cores and 8 threads.

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

Core i3-10300T is the better buy right now. Core i3-10300T comes in at an unclear MSRP at $157 MSRP versus unclear MSRP, and it still gives you a 1.4% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon E3-1585L v5 is still stronger for heavier multi-core work with 1% better PassMark. It is also 100.0% better value on MSRP (50.2 vs 0.0 PassMark/$), 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 i3-10300T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2016). That makes it the safer long-term bet.

Core i3-10300T vs Xeon E3-1585L v5 Technical Specifications

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

Core i3-10300T

The Core i3-10300T is manufactured by Intel. It was released in 1 April 2020 (5 years ago). It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 3.9 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 35 Watt. Memory support: DDR4-2666. Passmark benchmark score: 7,879 points. Launch price was $149.

Xeon E3-1585L v5

The Xeon E3-1585L v5 is manufactured by Intel. It was released in 31 May 2016 (9 years ago). It is based on the Skylake-H (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 3 GHz, with boost up to 3.7 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR3L,LPDDR3 1600 MHz, DDR4 2133 MHz at 1.2V. Passmark benchmark score: 7,959 points. Launch price was $445.

⚡

Processing Power

Both the Core i3-10300T and Xeon E3-1585L v5 share an identical 4-core/8-thread configuration. Boost clocks reach 3.9 GHz on the Core i3-10300T versus 3.7 GHz on the Xeon E3-1585L v5 — a 5.3% clock advantage for the Core i3-10300T (base: 3 GHz vs 3 GHz). The Xeon E3-1585L v5 is built on the Skylake-H (2015−2016) architecture. In PassMark, the Core i3-10300T scores 7,879 against the Xeon E3-1585L v5's 7,959 — a 1% lead for the Xeon E3-1585L v5. L3 cache: 8 MB Intel® Smart Cache on the Core i3-10300T vs 8 MB (total) on the Xeon E3-1585L v5.

Feature	Core i3-10300T	Xeon E3-1585L v5
Cores / Threads	4 / 8	4 / 8
Boost Clock	3.9 GHz+5%	3.7 GHz
Base Clock	3 GHz	3 GHz
L3 Cache	8 MB Intel® Smart Cache	8 MB (total)
L2 Cache	—	256 kB (per core)
Process	14 nm	14 nm
Architecture	—	Skylake-H (2015−2016)
PassMark	7,879	7,959+1%
Geekbench 6 Single	1,313	—
Geekbench 6 Multi	4,090	—

🧠

Memory & Platform

The Core i3-10300T uses the LGA1200 socket (PCIe 3.0), while the Xeon E3-1585L v5 uses BGA1440 (PCIe 5.0) — making them incompatible on the same motherboard.

Feature	Core i3-10300T	Xeon E3-1585L v5
Socket	LGA1200	BGA1440
PCIe Generation	PCIe 3.0	PCIe 5.0+67%
Max RAM Speed	DDR4-2666	—
Max RAM Capacity	128 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

🔧

Advanced Features

Virtualization: VT-x, VT-d (Core i3-10300T) / not specified (Xeon E3-1585L v5). The Core i3-10300T includes integrated graphics (UHD Graphics 630), while the Xeon E3-1585L v5 requires a dedicated GPU.