Core i5-8305G vs Xeon D-1528

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 i5-8305G vs Xeon D-1528 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 i5-8305G vs Xeon D-1528: Pros, Cons & Final Verdict

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

Core i5-8305G

2018

Why buy it

✅+300% larger total L3 cache (6 MB vs 1.5 MB).

Trade-offs

❌Lower PassMark (6,801 vs 6,823).
❌Less compelling for workstation-style loads than Xeon D-1528, which brings 6 cores / 12 threads.
❌Launch MSRP is still $350 MSRP, while Xeon D-1528 mostly shows up through inconsistent older-market listings.
❌85.7% higher power demand at 65W vs 35W.

Xeon D-1528

2015

Why buy it

✅+0.3% higher PassMark.
✅Better for workstations and heavier parallel workloads: 6 cores / 12 threads.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Smaller total L3 cache (1.5 MB vs 6 MB).

Quick Answers

So, is Core i5-8305G better than Xeon D-1528?

Not really, because they are built for different jobs. Xeon D-1528 makes more sense for workstation-style multi-core throughput, while Core i5-8305G 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 D-1528 is the stronger fit. You are getting 0.3% better PassMark, backed by 6 cores and 12 threads.

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

Core i5-8305G is the better buy right now. Core i5-8305G comes in at an unclear MSRP at $350 MSRP versus unclear MSRP, and it still gives you a 0.2% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon D-1528 is still stronger for heavier multi-core work with 0.3% better PassMark. It is also 100.0% better value on MSRP (19.4 vs 0.0 PassMark/$), 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 i5-8305G makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2018 vs 2015) and 300% larger total L3 cache (6 MB vs 1.5 MB). That makes it the safer long-term bet.

Core i5-8305G vs Xeon D-1528 Technical Specifications

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

Core i5-8305G

The Core i5-8305G is manufactured by Intel. It was released in 1 February 2018 (7 years ago). It is based on the Kaby Lake G (2018) architecture. It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 3.8 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA2270. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 6,801 points. Launch price was $149.

Xeon D-1528

The Xeon D-1528 is manufactured by Intel. It was released in 1 November 2015 (10 years ago). It is based on the Broadwell (2015−2019) architecture. It features 6 cores and 12 threads. Base frequency is 1.9 GHz, with boost up to 2.5 GHz. L3 cache: 1.5 MB (per core). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: FCBGA1667. Thermal design power (TDP): 35 Watt. Memory support: DDR4, DDR3. Passmark benchmark score: 6,823 points. Launch price was $320.

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Processing Power

The Core i5-8305G packs 4 cores / 8 threads, while the Xeon D-1528 offers 6 cores / 12 threads — the Xeon D-1528 has 2 more cores. Boost clocks reach 3.8 GHz on the Core i5-8305G versus 2.5 GHz on the Xeon D-1528 — a 41.3% clock advantage for the Core i5-8305G (base: 2.8 GHz vs 1.9 GHz). The Core i5-8305G uses the Kaby Lake G (2018) architecture (14 nm), while the Xeon D-1528 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i5-8305G scores 6,801 against the Xeon D-1528's 6,823 — a 0.3% lead for the Xeon D-1528. L3 cache: 6 MB (total) on the Core i5-8305G vs 1.5 MB (per core) on the Xeon D-1528.

Feature	Core i5-8305G	Xeon D-1528
Cores / Threads	4 / 8	6 / 12+50%
Boost Clock	3.8 GHz+52%	2.5 GHz
Base Clock	2.8 GHz+47%	1.9 GHz
L3 Cache	6 MB (total)+300%	1.5 MB (per core)
L2 Cache	256K (per core)	256K (per core)
Process	14 nm	14 nm
Architecture	Kaby Lake G (2018)	Broadwell (2015−2019)
PassMark	6,801	6,823

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Memory & Platform

The Core i5-8305G uses the FCBGA2270 socket (PCIe 3.0), while the Xeon D-1528 uses FCBGA1667 (PCIe 3.0) — making them incompatible on the same motherboard.