Core i3-1000NG4 vs Core i7-975

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 i3-1000NG4 vs Core i7-975 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 i3-1000NG4 vs Core i7-975: Pros, Cons & Final Verdict

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

Core i3-1000NG4

2020

Why buy it

✅+0.1% higher PassMark.
✅Draws 9W instead of 130W, a 121W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Core i7-975 across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (4 MB vs 8 MB).

Core i7-975

2009

Why buy it

✅Better for gaming: +14.6% higher average FPS across 50 shared CPU benchmark tests.
✅+100% larger total L3 cache (8 MB vs 4 MB).

Trade-offs

❌Lower PassMark (3,527 vs 3,530).
❌Launch MSRP is still $999 MSRP, while Core i3-1000NG4 mostly shows up through inconsistent older-market listings.
❌1344.4% higher power demand at 130W vs 9W.

Quick Answers

So, is Core i3-1000NG4 better than Core i7-975?

It depends on what you want from the system. For gaming, Core i7-975 is ahead with a 14.6% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i3-1000NG4 pulls ahead with 0.1% better PassMark. Core i7-975 also has the bigger cache pool with 100% larger total L3 cache (8 MB vs 4 MB).

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

For streaming, content creation, and heavier multitasking, Core i3-1000NG4 is the stronger fit. You are getting 0.1% better PassMark, backed by 2 cores and 4 threads.

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

Core i3-1000NG4 is still the much better call for a fresh build. Core i3-1000NG4 comes in at an unclear MSRP at unclear MSRP versus $999 MSRP, and it still gives you 0.1% better PassMark. Core i7-975 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2009 platform. Even with 100.0% better value on paper (3.5 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1366.

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

Core i3-1000NG4 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2020 vs 2009) and more multi-core headroom with 2 cores / 4 threads instead of 4/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i3-1000NG4 vs Core i7-975 Technical Specifications

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

Core i3-1000NG4

The Core i3-1000NG4 is manufactured by Intel. It was released in 18 March 2020 (5 years ago). It is based on the Ice Lake-Y (2020) architecture. It features 2 cores and 4 threads. Base frequency is 1.1 GHz, with boost up to 3.2 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 10 nm process technology. Socket: BGA1044. Thermal design power (TDP): 9 Watt. Memory support: LPDDR4-3733. Passmark benchmark score: 3,530 points. Launch price was $69.

Core i7-975

The Core i7-975 is manufactured by Intel. It was released in 2 June 2009 (16 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 4 cores and 8 threads. Base frequency is 3.33 GHz, with boost up to 3.6 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 3,527 points. Launch price was $476.

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Processing Power

The Core i3-1000NG4 packs 2 cores / 4 threads, while the Core i7-975 offers 4 cores / 8 threads — the Core i7-975 has 2 more cores. Boost clocks reach 3.2 GHz on the Core i3-1000NG4 versus 3.6 GHz on the Core i7-975 — a 11.8% clock advantage for the Core i7-975 (base: 1.1 GHz vs 3.33 GHz). The Core i3-1000NG4 uses the Ice Lake-Y (2020) architecture (10 nm), while the Core i7-975 uses Bloomfield (2008−2010) (45 nm). In PassMark, the Core i3-1000NG4 scores 3,530 against the Core i7-975's 3,527 — a 0.1% lead for the Core i3-1000NG4. L3 cache: 4 MB (total) on the Core i3-1000NG4 vs 8 MB (total) on the Core i7-975.

Feature	Core i3-1000NG4	Core i7-975
Cores / Threads	2 / 4	4 / 8+100%
Boost Clock	3.2 GHz	3.6 GHz+12%
Base Clock	1.1 GHz	3.33 GHz+203%
L3 Cache	4 MB (total)	8 MB (total)+100%
L2 Cache	256 kB (per core)	256 kB (per core)
Process	10 nm-78%	45 nm
Architecture	Ice Lake-Y (2020)	Bloomfield (2008−2010)
PassMark	3,530	3,527

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Memory & Platform

The Core i3-1000NG4 uses the BGA1044 socket (PCIe 3.0), while the Core i7-975 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.