GeForce 940M
VS
GeForce 840A

GeForce 940M vs GeForce 840A

NVIDIA

GeForce 940M

2015Core: 1072 MHzBoost: 1176 MHz
VS
NVIDIA

GeForce 840A

2014Core: 1029 MHzBoost: 1124 MHz

Performance Spectrum - GPU

About G3D Mark

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.

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

Performance Per Dollar

Based on actual market prices and performance benchmarks.

Performance Per Dollar GeForce 840A

#339
Radeon RX 550X (móvel)
MSRP: $35|Avg: $35
974%
#341
883%
#342
880%
#346
GeForce GTX 1050 (Mobile)
MSRP: N/A|Avg: $50
801%
#347
Radeon RX 6300
MSRP: $60|Avg: $40
795%
#349
GeForce 840A
MSRP: $100|Avg: $25
100%
#350
Radeon R9 M295X Mac Edition
MSRP: $450|Avg: $450
100%
#351
HD Graphics 630
MSRP: $100|Avg: $30
100%
#354
Radeon R7 M370
MSRP: $130|Avg: $40
98%
#357
Radeon 625
MSRP: $100|Avg: $50
97%
#359
Radeon R7 M350
MSRP: $100|Avg: $100
96%
#360
GeForce 920MX
MSRP: $100|Avg: $54
95%
#361
95%
#362
Radeon HD 7670A
MSRP: $100|Avg: $40
94%
#363
Radeon Vega 8
MSRP: $150|Avg: $40
94%
Based on actual market prices and performance benchmarks.

Performance Comparison

About G3D Mark

🏆 Chipversus Verdict

🚀 Performance Leadership

The GeForce 940M is the superior choice for raw performance. It leads with a 1.6% higher G3D Mark score and 300% more VRAM (2 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 840A.

InsightGeForce 940MGeForce 840A
Performance
Leading raw performance (+1.6%)
Lower raw frame rates (-1.6%)
Longevity
🛑Obsolete Architecture (2015 / Maxwell (2014−2017))
🛑Obsolete Architecture (2014 / Maxwell (2014−2017))
Ecosystem
Supports FSR Upscaling
Supports FSR Upscaling
VRAM
✅ More VRAM (+300%)
❌ Less VRAM capacity
Efficiency
Normal Efficiency
Normal Efficiency
Case Fit

💎 Value Proposition

While current pricing data is unavailable, the GeForce 940M 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.

Technical Specifications

Side-by-side comparison of GeForce 940M and GeForce 840A

NVIDIA

GeForce 940M

The GeForce 940M is manufactured by NVIDIA. It was released in March 13 2015. It features the Maxwell architecture. The core clock ranges from 1072 MHz to 1176 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,133 points.

NVIDIA

GeForce 840A

The GeForce 840A is manufactured by NVIDIA. It was released in March 17 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: 1,115 points.

Graphics Performance

The GeForce 940M scores 1,133 and the GeForce 840A reaches 1,115 in the G3D Mark benchmark — just a 1.6% difference, making them near-identical in rasterization performance. The GeForce 940M is built on Maxwell while the GeForce 840A uses Maxwell, both on a 28 nm process. Shader units: 384 (GeForce 940M) vs 384 (GeForce 840A). Raw compute: 0.9032 TFLOPS (GeForce 940M) vs 0.8632 TFLOPS (GeForce 840A). Boost clocks: 1176 MHz vs 1124 MHz.

FeatureGeForce 940MGeForce 840A
G3D Mark Score
1,133+2%
1,115
Architecture
Maxwell
Maxwell
Process Node
28 nm
28 nm
Shading Units
384
384
Compute (TFLOPS)
0.9032 TFLOPS+5%
0.8632 TFLOPS
Boost Clock
1176 MHz+5%
1124 MHz
ROPs
8
8
TMUs
24+50%
16
L1 Cache
192 KB
192 KB
L2 Cache
1 MB
1 MB

Advanced Features (DLSS/FSR)

FeatureGeForce 940MGeForce 840A
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)

The GeForce 940M comes with 2 GB of VRAM, while the GeForce 840A has 512 MB. The GeForce 940M offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit.

FeatureGeForce 940MGeForce 840A
VRAM Capacity
2 GB+300%
0.5 GB
Memory Type
GDDR5
GDDR5
Memory Bandwidth
Unknown
Unknown
Bus Width
128-bit
128-bit
L2 Cache
1 MB
1 MB
🖥️

Display & API Support

DirectX support: 12 (11_0) (GeForce 940M) vs 12 (11_0) (GeForce 840A). Vulkan: 1.1 vs 1.1. OpenGL: 4.6 vs 4.5. Maximum simultaneous displays: 4 vs 3.

FeatureGeForce 940MGeForce 840A
DirectX
12 (11_0)
12 (11_0)
Vulkan
1.1
1.1
OpenGL
4.6+2%
4.5
Max Displays
4+33%
3
🎬

Media & Encoding

Hardware encoder: NVENC (Maxwell) (GeForce 940M) vs NVENC (Maxwell) (GeForce 840A). Decoder: PureVideo HD (VP6) vs NVDEC (Maxwell). Supported codecs: H.264,H.265,VP9 (GeForce 940M) vs H.264,VC-1,MPEG-2 (GeForce 840A).

FeatureGeForce 940MGeForce 840A
Encoder
NVENC (Maxwell)
NVENC (Maxwell)
Decoder
PureVideo HD (VP6)
NVDEC (Maxwell)
Codecs
H.264,H.265,VP9
H.264,VC-1,MPEG-2
🔌

Power & Dimensions

The GeForce 940M draws 33W versus the GeForce 840A's 33W — a 0% difference. The GeForce 840A is more power-efficient. Recommended PSU: 350W (GeForce 940M) vs 350W (GeForce 840A). Power connectors: Legacy vs Legacy. Typical load temperature: 75 vs 75°C.

FeatureGeForce 940MGeForce 840A
TDP
33W
33W
Recommended PSU
350W
350W
Power Connector
Legacy
Legacy
Length
0mm
Height
0mm
Slots
0
Temp (Load)
75
75°C
Perf/Watt
34.3+1%
33.8
💰

Value Analysis

The GeForce 940M is the newer GPU (2015 vs 2014).

FeatureGeForce 940MGeForce 840A
MSRP
$100
Avg Price (30d)
$25
Codename
GM108
GM108
Release
March 13 2015
March 17 2014
Ranking
#847
#850