Core i5-4590S vs Xeon D-1527

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 i5-4590S vs Xeon D-1527 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 i5-4590S vs Xeon D-1527: Pros, Cons & Final Verdict

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

Core i5-4590S

2014

Why buy it

✅+300% larger total L3 cache (6 MB vs 1.5 MB).
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 4600, while Xeon D-1527 needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Xeon D-1527.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon D-1527 across 50 shared CPU benchmark tests.
❌Lower PassMark (5,131 vs 5,137).
❌Less compelling for workstation-style loads than Xeon D-1527, which brings 4 cores / 8 threads.
❌Launch MSRP is still $192 MSRP, while Xeon D-1527 mostly shows up through inconsistent older-market listings.
❌85.7% higher power demand at 65W vs 35W.

Xeon D-1527

2015

Why buy it

✅Better for gaming: +10.1% higher average FPS across 50 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 4 cores / 8 threads.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Smaller total L3 cache (1.5 MB vs 6 MB).
❌No integrated graphics, while Core i5-4590S can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Core i5-4590S.

Quick Answers

So, is Xeon D-1527 better than Core i5-4590S?

Not really, because they are built for different jobs. Xeon D-1527 makes more sense for workstation-style multi-core throughput, while Core i5-4590S is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon D-1527 is the better pick. According to our tests, it delivers 10.1% 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 D-1527 is the stronger fit. You are getting 0.1% better PassMark, backed by 4 cores and 8 threads.

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

Xeon D-1527 is still the much better call for a fresh build. Xeon D-1527 comes in at an unclear MSRP at unclear MSRP versus $192 MSRP, and it still gives you a 10.1% average FPS lead across 50 shared CPU game tests in our data. Core i5-4590S only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2014 platform. Even with 100.0% better value on paper (26.7 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1150.

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

Xeon D-1527 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2014) and more multi-core headroom with 4 cores / 8 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i5-4590S vs Xeon D-1527 Technical Specifications

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

Core i5-4590S

The Core i5-4590S is manufactured by Intel. It was released in 1 May 2014 (11 years ago). It is based on the Haswell (2013−2015) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3.7 GHz. L3 cache: 6 MB (total). L2 cache: 256 kB (per core). Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 5,131 points. Launch price was $291.

Xeon D-1527

The Xeon D-1527 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 4 cores and 8 threads. Base frequency is 2.2 GHz, with boost up to 2.7 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: 5,137 points. Launch price was $213.

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Processing Power

The Core i5-4590S packs 4 cores / 4 threads, matching the Xeon D-1527's 4 cores. Boost clocks reach 3.7 GHz on the Core i5-4590S versus 2.7 GHz on the Xeon D-1527 — a 31.3% clock advantage for the Core i5-4590S (base: 3 GHz vs 2.2 GHz). The Core i5-4590S uses the Haswell (2013−2015) architecture (22 nm), while the Xeon D-1527 uses Broadwell (2015−2019) (14 nm). In PassMark, the Core i5-4590S scores 5,131 against the Xeon D-1527's 5,137 — a 0.1% lead for the Xeon D-1527. L3 cache: 6 MB (total) on the Core i5-4590S vs 1.5 MB (per core) on the Xeon D-1527.

Feature	Core i5-4590S	Xeon D-1527
Cores / Threads	4 / 4	4 / 8
Boost Clock	3.7 GHz+37%	2.7 GHz
Base Clock	3 GHz+36%	2.2 GHz
L3 Cache	6 MB (total)+300%	1.5 MB (per core)
L2 Cache	256 kB (per core)	256K (per core)
Process	22 nm	14 nm-36%
Architecture	Haswell (2013−2015)	Broadwell (2015−2019)
PassMark	5,131	5,137
Geekbench 6 Single	1,116	—

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Memory & Platform

The Core i5-4590S uses the LGA1150 socket (PCIe 3.0), while the Xeon D-1527 uses FCBGA1667 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i5-4590S	Xeon D-1527
Socket	LGA1150	FCBGA1667
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	DDR3-1600	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: VT-x, VT-d, EPT (Core i5-4590S) / not specified (Xeon D-1527). The Core i5-4590S includes integrated graphics (HD Graphics 4600), while the Xeon D-1527 requires a dedicated GPU. Primary use case: Core i5-4590S targets Desktop. Direct competitor: Core i5-4590S rivals A10-7850K.