GPU Comparison
GEFORCE
NVIDIA GeForce 940M
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1098 MHz
TDP
75 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
VS
GEFORCE
GeForce GTX 780M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
797 MHz
TDP
122 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
940M
GTX 780M
Core Specs
Shading Units
512
1,536
+200.0%
Shaders
512
1,536
+200.0%
TMUs
32
128
+300.0%
ROPs
16
32
+100.0%
Clocks
Base Clock
1020 MHz
771 MHz
Boost Clock
1098 MHz
797 MHz
Memory Clock
900 MHz
1800 Mbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
14.40 GB/s
160.0 GB/s
Cache
L1 Cache
64 KB (per SMM)
16 KB (per SMX)
L2 Cache
2 MB
512 KB
Performance
Pixel Rate
17.57 GPixel/s
25.50 GPixel/s
Texture Rate
35.14 GTexel/s
102.0 GTexel/s
FP32 (TFLOPS)
1,124.4 GFLOPS
2.448 TFLOPS
FP64 (TFLOPS)
35.14 GFLOPS (1:32)
102.0 GFLOPS (1:24)
Power
TDP
75 W
122 W
TDP (W)
75
122
+62.7%
Power Connectors
None
None
Architecture
Architecture
Maxwell
Kepler
GPU Name
GM107
GK104
Generation
GeForce 900M
GeForce 700M
Process Size
28 nm
28 nm
Transistors
1,870 million
3,540 million
Die Size
148 mm²
294 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
12.0M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
5.0
3.0
Shader Model
6.7 (5.1)
6.5 (5.1)
Physical
Slot Width
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
GeForce 600M
Successor
GeForce 10 Mobile
GeForce 800M