GeForce 840M vs GeForce GTX 960A
We compared two Mobile platform GPUs: 2GB VRAM GeForce 840M and 2GB VRAM GeForce GTX 960A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 840M Advantages
Boost Clock has increased by 4% (1124MHz vs 1085MHz)
Lower TDP (33W vs 75W)
GeForce GTX 960A Advantages
Released 1 years late
Larger VRAM bandwidth (80.19GB/s vs 16.02GB/s)
256 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 840M
863
GeForce GTX 960A
+60%
1389
Graphics Card
Mar 2014
Release Date
Mar 2015
GeForce 800M
Generation
GeForce 900A
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-B (3.0)
Clock Speeds
1029 MHz
Base Clock
1029 MHz
1124 MHz
Boost Clock
1085 MHz
1001 MHz
Memory Clock
1253 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
16.02GB/s
Bandwidth
80.19GB/s
Render Config
384
Shading Units
640
16
TMUs
40
8
ROPs
16
64 KB (per SMM)
L1 Cache
64 KB (per SMM)
1024 KB
L2 Cache
2 MB
Theoretical Performance
8.992 GPixel/s
Pixel Rate
17.36 GPixel/s
17.98 GTexel/s
Texture Rate
43.40 GTexel/s
863.2 GFLOPS
FP32 (float)
1389 GFLOPS
26.98 GFLOPS
FP64 (double)
43.40 GFLOPS
Board Design
33W
TDP
75W
No outputs
Outputs
No outputs
Graphics Processor
GM108
GPU Name
GM107
N15S-GT
GPU Variant
N16P-GX-A1
Maxwell
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
1.87 billion
Unknown
Die Size
148 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.0
CUDA
5.0
5.1
Shader Model
5.1
