GeForce GTX 670MX SLI vs GeForce GTX 745

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 GTX 670MX SLI vs GeForce GTX 745 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 GTX 670MX SLI vs GeForce GTX 745: 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 GTX 670MX SLI

2012

Why buy it

✅39.1% more average FPS across 50 tracked games in our benchmark data.

Trade-offs

❌Less VRAM, with 2 GB vs 4 GB for high-resolution textures and newer games.
❌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 26.6 G3D/$ (Unknown MSRP vs $80 MSRP).
❌172.7% higher power demand at 150W vs 55W.

GeForce GTX 745

2014

Why buy it

✅Delivers 100+% more G3D Mark for each dollar spent, at 26.6 vs 0 G3D/$ ($80 MSRP vs Unknown MSRP).
✅100% more VRAM for high-resolution textures and newer games (4 GB vs 2 GB).
✅Draws 55W instead of 150W, a 95W reduction.

Trade-offs

❌Lower average FPS than GeForce GTX 670MX SLI across 50 tracked games in our benchmark data.
❌2014 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.

Quick Answers

Which GPU is faster for gaming right now?

GeForce GTX 670MX SLI is the faster gaming card right now. In our data, it leads by 39.1% in average FPS across 50 tracked games in our benchmark data. PassMark G3D leans toward GeForce GTX 745 instead at 2,126 vs 2,075, so for this question the real-game FPS result matters more than the synthetic split.

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

GeForce GTX 670MX SLI is the safer long-term pick for 2026 and beyond because it comes out ahead on the available hardware-headroom signals for this matchup.

Which GPU is the better buy today?

GeForce GTX 745 makes the most sense today based on the pricing and value data we have for this matchup. If you are mainly targeting 1080p and some 1440p, GeForce GTX 745 is the easier value choice. If you care more about 1080p and some 1440p headroom, GeForce GTX 670MX SLI has the stronger long-term case.

GeForce GTX 670MX SLI vs GeForce GTX 745 Technical Specifications

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

GeForce GTX 670MX SLI

The GeForce GTX 670MX SLI is manufactured by NVIDIA. It was released in October 1 2012. It features the Kepler architecture. The core clock speed is 600 MHz. It has 1920 shading units. The thermal design power (TDP) is 150W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,075 points.

GeForce GTX 745

The GeForce GTX 745 is manufactured by NVIDIA. It was released in February 18 2014. It features the Maxwell architecture. The core clock ranges from 1020 MHz to 1085 MHz. It has 512 shading units. The thermal design power (TDP) is 55W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,126 points. Launch price was $119.

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Graphics Performance

The GeForce GTX 670MX SLI scores 2,075 and the GeForce GTX 745 reaches 2,126 in the G3D Mark benchmark — just a 2.5% difference, making them near-identical in rasterization performance. The GeForce GTX 670MX SLI is built on Kepler while the GeForce GTX 745 uses Maxwell, both on a 28 nm process. Shader units: 1,920 (GeForce GTX 670MX SLI) vs 512 (GeForce GTX 745).

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
G3D Mark Score	2,075	2,126+2%
Architecture	Kepler	Maxwell
Process Node	28 nm	28 nm
Shading Units	1920+275%	512

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Advanced Features (DLSS/FSR)

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
Upscaling Tech	Upscaling support	Upscaling support
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	NVIDIA Reflex	NVIDIA Reflex

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Video Memory (VRAM)

The GeForce GTX 670MX SLI has 2 GB of VRAM, while the GeForce GTX 745 carries 4 GB. GeForce GTX 745 gives you 100% 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 GTX 670MX SLI and 128-bit on the GeForce GTX 745.

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
VRAM Capacity	2 GB	4 GB+100%
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	80 GB/s
Bus Width	128-bit	128-bit

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Display & API Support

DirectX support: 12 (11_0) (GeForce GTX 670MX SLI) vs 12 (11_0) (GeForce GTX 745). Vulkan: 1.2 vs 1.4. OpenGL: 4.2 vs 4.6. Maximum simultaneous displays: 4 vs 3.

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
DirectX	12 (11_0)	12 (11_0)
Vulkan	1.2	1.4+17%
OpenGL	4.2	4.6+10%
Max Displays	4+33%	3

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Media & Encoding

Hardware encoder: NVENC 1st Gen (GeForce GTX 670MX SLI) vs NVENC 4th Gen (GeForce GTX 745). Decoder: PureVideo HD VP5 vs PureVideo HD VP6. Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 ASP (GeForce GTX 670MX SLI) vs H.264,VC-1,MPEG-2,MPEG-4 ASP (GeForce GTX 745).

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
Encoder	NVENC 1st Gen	NVENC 4th Gen
Decoder	PureVideo HD VP5	PureVideo HD VP6
Codecs	H.264,VC-1,MPEG-2,MPEG-4 ASP	H.264,VC-1,MPEG-2,MPEG-4 ASP

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Power & Dimensions

The GeForce GTX 670MX SLI draws 150W versus the GeForce GTX 745's 55W — a 92.7% difference. The GeForce GTX 745 is more power-efficient. Recommended PSU: 350W (GeForce GTX 670MX SLI) vs 300W (GeForce GTX 745). Power connectors: 1x 6-pin vs 1x 6-pin. Typical load temperature: 88°C vs 75°C.

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
TDP	150W	55W-63%
Recommended PSU	350W	300W-14%
Power Connector	1x 6-pin	1x 6-pin
Length	—	145mm
Height	—	69mm
Slots	0-100%	1
Temp (Load)	88°C	75°C-15%
Perf/Watt	13.8	38.7+180%

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Value Analysis

The newer card here is GeForce GTX 745 (2014 vs 2012).

Feature	GeForce GTX 670MX SLI	GeForce GTX 745
MSRP	—	$80
Codename	N13E-GR	GM107
Release	October 1 2012	February 18 2014
Ranking	#513	#559

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