GeForce 840M vs GeForce GT 745M

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.

Value Upgrade Path

This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money. The GeForce 840M is positioned at rank 352 and the GeForce GT 745M is on rank 136, so the GeForce GT 745M offers better cost-efficiency for playing games.

MSRP is the manufacturer's suggested retail price.•
Avg price is the current average price collected from markets across the web.

Performance Per Dollar GeForce 840M

#342

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

987%

#344

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

895%

#345

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

892%

#349

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

811%

#350

Radeon RX 6300

MSRP: $60|Avg: $40

806%

#352

GeForce 840M

MSRP: N/A|Avg: N/A

100%

#354

Radeon R7 M370

MSRP: $130|Avg: $40

99%

#357

Radeon 625

MSRP: $100|Avg: $50

98%

#359

Radeon R7 M350

MSRP: $100|Avg: $100

97%

#360

GeForce 920MX

MSRP: $100|Avg: $54

97%

#361

Radeon RX Vega11 Ryzen 7 3750H

MSRP: $150|Avg: $45

97%

#362

Radeon HD 7670A

MSRP: $100|Avg: $40

95%

#363

Radeon Vega 8

MSRP: $150|Avg: $40

95%

#367

GeForce 615

MSRP: $50|Avg: $15

92%

Based on actual market prices and performance benchmarks.

Performance Per Dollar GeForce GT 745M

#39

Radeon RX 7700S

MSRP: $449|Avg: $350

96%

#125

Radeon RX 550X (móvel)

MSRP: $35|Avg: $35

301%

#127

GeForce GTX 1070 with Max-Q Design

MSRP: N/A|Avg: $150

273%

#128

GeForce GTX 1060 with Max-Q Design

MSRP: N/A|Avg: $100

272%

#132

GeForce GTX 1050 (Mobile)

MSRP: N/A|Avg: $50

248%

#133

Radeon RX 6300

MSRP: $60|Avg: $40

246%

#136

GeForce GT 745M

MSRP: N/A|Avg: N/A

100%

#138

Iris Xe MAX Graphics

MSRP: $55|Avg: $40

100%

#144

Radeon RX 580 (móvel)

MSRP: $229|Avg: $65

97%

#146

GeForce GT 630M

MSRP: N/A|Avg: $35

96%

#149

Tiger Lake-U Xe Graphics G7

MSRP: $100|Avg: $50

94%

Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The GeForce 840M is the superior choice for raw performance. It leads with a 1.8% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce GT 745M.

Insight	GeForce 840M	GeForce GT 745M
Performance	✅Leading raw performance (+1.8%)	❌Lower raw frame rates (-1.8%)
Longevity	🛑Obsolete Architecture (2014 / Maxwell (2014−2017))	🛑Obsolete Architecture (2013 / Kepler (2012−2018))
Ecosystem	Supports FSR Upscaling	Supports FSR Upscaling
VRAM	❌ Less VRAM capacity	✅ More VRAM (+0%)
Efficiency	💡 Excellent Perf/Watt	⚡ Higher Power Consumption
Case Fit	—	—

💎 Value Proposition

While current pricing data is unavailable, the GeForce 840M remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.

Performance Check

Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.

Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.

GeForce 840M Benchmark Check

GeForce GT 745M Benchmark Check

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Check FPS for your specific build

Technical Specifications

Side-by-side comparison of GeForce 840M and GeForce GT 745M

GeForce 840M

The GeForce 840M is manufactured by NVIDIA. It was released in March 12 2014. It features the Maxwell architecture. The core clock ranges from 1029 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,100 points.

GeForce GT 745M

The GeForce GT 745M is manufactured by NVIDIA. It was released in April 1 2013. It features the Kepler architecture. The core clock speed is 549 MHz. It has 384 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,081 points.

⚡

Graphics Performance

The GeForce 840M scores 1,100 and the GeForce GT 745M reaches 1,081 in the G3D Mark benchmark — just a 1.8% difference, making them near-identical in rasterization performance. The GeForce 840M is built on Maxwell while the GeForce GT 745M uses Kepler, both on a 28 nm process. Shader units: 384 (GeForce 840M) vs 384 (GeForce GT 745M). Raw compute: 0.8632 TFLOPS (GeForce 840M) vs 0.4216 TFLOPS (GeForce GT 745M).

Feature	GeForce 840M	GeForce GT 745M
G3D Mark Score	1,100+2%	1,081
Architecture	Maxwell	Kepler
Process Node	28 nm	28 nm
Shading Units	384	384
Compute (TFLOPS)	0.8632 TFLOPS+105%	0.4216 TFLOPS
ROPs	8	16+100%
TMUs	16	32+100%
L1 Cache	192 KB+500%	32 KB
L2 Cache	1 MB+300%	0.25 MB

✨

Advanced Features (DLSS/FSR)

Feature	GeForce 840M	GeForce GT 745M
Upscaling Tech	FSR 1.0 (Software)	FSR 1.0 (Software)
Frame Generation	Not Supported	Not Supported
Ray Reconstruction	No	No
Low Latency	Standard	Standard

💾

Video Memory (VRAM)

Both cards feature 2 GB of GDDR5. Bus width: 128-bit vs 64-bit. L2 Cache: 1 MB (GeForce 840M) vs 0.25 MB (GeForce GT 745M) — the GeForce 840M has significantly larger on-die cache to reduce VRAM reliance.

Feature	GeForce 840M	GeForce GT 745M
VRAM Capacity	2 GB	2 GB
Memory Type	GDDR5	GDDR5
Memory Bandwidth	Unknown	Unknown
Bus Width	128-bit+100%	64-bit
L2 Cache	1 MB+300%	0.25 MB

🖥️

Display & API Support

DirectX support: 11.0 (GeForce 840M) vs 11.0 (GeForce GT 745M). Vulkan: 1.2 vs 1.2. OpenGL: 4.5 vs 4.2. Maximum simultaneous displays: 1 vs 1.

Feature	GeForce 840M	GeForce GT 745M
DirectX	11.0	11.0
Vulkan	1.2	1.2
OpenGL	4.5+7%	4.2
Max Displays	1	1

🎬

Media & Encoding

Hardware encoder: NVENC 2.0 (GeForce 840M) vs NVENC 1.0 (GeForce GT 745M). Decoder: PureVideo HD VP6 vs PureVideo HD VP5. Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP,H.265 (GeForce 840M) vs MPEG-2,H.264,VC-1,MPEG-4 ASP,H.265 (GeForce GT 745M).

Feature	GeForce 840M	GeForce GT 745M
Encoder	NVENC 2.0	NVENC 1.0
Decoder	PureVideo HD VP6	PureVideo HD VP5
Codecs	MPEG-2,H.264,VC-1,MPEG-4 ASP,H.265	MPEG-2,H.264,VC-1,MPEG-4 ASP,H.265

🔌

Power & Dimensions

The GeForce 840M draws 33W versus the GeForce GT 745M's 45W — a 30.8% difference. The GeForce 840M is more power-efficient. Recommended PSU: 350W (GeForce 840M) vs 350W (GeForce GT 745M). Power connectors: Legacy vs PCIe-powered. Card length: 0mm vs 0mm, occupying 0 vs 0 slots. Typical load temperature: 75°C vs 75°C.