GeForce 840A
VS
GeForce 940M

GeForce 840A vs GeForce 940M

NVIDIA

GeForce 840A

2014Core: 1029 MHzBoost: 1124 MHz
VS
NVIDIA

GeForce 940M

2015Core: 1072 MHzBoost: 1176 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. The GeForce 840A is positioned at rank #349 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 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 Per Dollar

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 840AGeForce 940M
Performance
Lower raw frame rates (-1.6%)
Leading raw performance (+1.6%)
Longevity
🛑Obsolete Architecture (2014 / Maxwell (2014−2017))
🛑Obsolete Architecture (2015 / Maxwell (2014−2017))
Ecosystem
Supports FSR Upscaling
Supports FSR Upscaling
VRAM
❌ Less VRAM capacity
✅ More VRAM (+300%)
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 840A and GeForce 940M

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.

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.

Graphics Performance

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

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

Advanced Features (DLSS/FSR)

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

FeatureGeForce 840AGeForce 940M
VRAM Capacity
0.5 GB
2 GB+300%
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 840A) vs 12 (11_0) (GeForce 940M). Vulkan: 1.1 vs 1.1. OpenGL: 4.5 vs 4.6. Maximum simultaneous displays: 3 vs 4.

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

Media & Encoding

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

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

Power & Dimensions

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

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

Value Analysis

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

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