GeForce 945A vs GeForce GTX 675M

G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.

GeForce 945A vs GeForce GTX 675M FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.

Search any supported game below to compare 1080p FPS for both components.

GeForce 945A vs GeForce GTX 675M: Pros, Cons & Final Verdict

See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.

GeForce 945A

2015

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 18.5 vs 0 G3D/$ ($100 MSRP vs Unknown MSRP).
✅Draws 33W instead of 100W, a 67W reduction.
✅More future proof: Maxwell (2014−2017) on 28nm with a newer platform for upcoming games.

Trade-offs

❌Lower average FPS than GeForce GTX 675M across 50 tracked games in our benchmark data.
❌Less VRAM, with 512 MB vs 2 GB for high-resolution textures and newer games.
❌2015 hardware with 512 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.

GeForce GTX 675M

2012

Why buy it

✅56.2% more average FPS across 50 tracked games in our benchmark data.
✅300% more VRAM for high-resolution textures and newer games (2 GB vs 512 MB).

Trade-offs

❌2012 hardware with 2 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
❌Lower G3D Mark per dollar, at 0 vs 18.5 G3D/$ (Unknown MSRP vs $100 MSRP).
❌203% higher power demand at 100W vs 33W.

Quick Answers

Which GPU is faster for gaming right now?

GeForce GTX 675M is the faster gaming card right now. In our data, it leads by 56.2% in average FPS across 50 tracked games in our benchmark data and by 0.2% in PassMark G3D (1,855 vs 1,852), so the answer here is pretty clean.

Which GPU is the safer long-term pick for 2026 and beyond?

GeForce 945A is the safer long-term pick for 2026 and beyond. The case is simple: a 28nm process instead of 40nm and a newer 2015 generation instead of 2012. That makes it the less risky pick as game demands keep moving.

Which GPU is the better buy today?

GeForce 945A makes the most sense today based on the pricing and value data we have for this matchup. GeForce GTX 675M still makes more sense if max raw gaming performance matters more than value.

GeForce 945A vs GeForce GTX 675M Technical Specifications

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

GeForce 945A

The GeForce 945A is manufactured by NVIDIA. It was released in March 13 2015. It features the Maxwell architecture. The core clock ranges from 1006 MHz to 1189 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,852 points.

GeForce GTX 675M

The GeForce GTX 675M is manufactured by NVIDIA. It was released in March 22 2012. It features the Fermi 2.0 architecture. The core clock speed is 620 MHz. It has 384 shading units. The thermal design power (TDP) is 100W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,855 points.

⚡

Graphics Performance

The GeForce 945A scores 1,852 and the GeForce GTX 675M reaches 1,855 in the G3D Mark benchmark — just a 0.2% difference, making them near-identical in rasterization performance. The GeForce 945A is built on Maxwell while the GeForce GTX 675M uses Fermi 2.0, both on 28 nm vs 40 nm. Shader units: 384 (GeForce 945A) vs 384 (GeForce GTX 675M). Raw compute: 0.9132 TFLOPS (GeForce 945A) vs 0.9523 TFLOPS (GeForce GTX 675M).

Feature	GeForce 945A	GeForce GTX 675M
G3D Mark Score	1,852	1,855
Architecture	Maxwell	Fermi 2.0
Process Node	28 nm	40 nm
Shading Units	384	384
Compute (TFLOPS)	0.9132 TFLOPS	0.9523 TFLOPS+4%
ROPs	8	32+300%
TMUs	24	64+167%
L1 Cache	192 KB	512 KB+167%
L2 Cache	1 MB+100%	0.5 MB

✨

Advanced Features (DLSS/FSR)

Feature	GeForce 945A	GeForce GTX 675M
Upscaling Tech	Upscaling support	Upscaling support
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	NVIDIA Reflex

💾

Video Memory (VRAM)

The GeForce 945A has 512 MB of VRAM, while the GeForce GTX 675M carries 2 GB. GeForce GTX 675M gives you 300% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce 945A and 256-bit on the GeForce GTX 675M. L2 Cache: 1 MB (GeForce 945A) vs 0.5 MB (GeForce GTX 675M) — the GeForce 945A has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce 945A	GeForce GTX 675M
VRAM Capacity	0.5 GB	2 GB+300%
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	96 GB/s
Bus Width	128-bit	256-bit+100%
L2 Cache	1 MB+100%	0.5 MB

🖥️

Display & API Support

DirectX support: 12 (11_0) (GeForce 945A) vs 12 (11_0) (GeForce GTX 675M). OpenGL: 4.6 vs 4.5. Maximum simultaneous displays: 2 vs 3.

Feature	GeForce 945A	GeForce GTX 675M
DirectX	12 (11_0)	12 (11_0)
OpenGL	4.6+2%	4.5
Max Displays	2	3+50%

🎬

Media & Encoding

Hardware encoder: 4th Gen NVENC (Maxwell) (GeForce 945A) vs No NVENC (Fermi) (GeForce GTX 675M). Decoder: PureVideo HD VP6 vs PureVideo HD VP4. Supported codecs: H.264,HEVC (GeForce 945A) vs H.264,VC-1,MPEG-2 (GeForce GTX 675M).

Feature	GeForce 945A	GeForce GTX 675M
Encoder	4th Gen NVENC (Maxwell)	No NVENC (Fermi)
Decoder	PureVideo HD VP6	PureVideo HD VP4
Codecs	H.264,HEVC	H.264,VC-1,MPEG-2

🔌

Power & Dimensions

The GeForce 945A draws 33W versus the GeForce GTX 675M's 100W — a 100.8% difference. The GeForce 945A is more power-efficient. Recommended PSU: 350W (GeForce 945A) vs 350W (GeForce GTX 675M). Power connectors: Legacy vs 1x 6-pin. Typical load temperature: 80°C vs 82°C.

Feature	GeForce 945A	GeForce GTX 675M
TDP	33W-67%	100W
Recommended PSU	350W	350W
Power Connector	Legacy	1x 6-pin
Slots	0	0
Temp (Load)	80°C-2%	82°C
Perf/Watt	56.1+202%	18.6

💰

Value Analysis

The newer card here is GeForce 945A (2015 vs 2012).

Feature	GeForce 945A	GeForce GTX 675M
MSRP	$100	—
Codename	GM108	GF114
Release	March 13 2015	March 22 2012
Ranking	#705	#704

Search GeForce 945A on Amazon

Search GeForce GTX 675M on Amazon

Affiliate Disclosure

ChipVERSUS is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We may earn a commission on qualifying purchases made through our links. This comes at no additional cost to you and helps support our work in providing comprehensive PC building guides and tools.

Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.