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
Quadro P400
CORE STATE
GP107
VRAM
2 GB
CLOCK SPEED
1252 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
940M
Quadro P400
Core Specs
Shading Units
512
256
-50.0%
Shaders
512
256
-50.0%
TMUs
32
16
-50.0%
ROPs
16
16
0.0%
SM Count
—
2
Clocks
Base Clock
1020 MHz
1228 MHz
Boost Clock
1098 MHz
1252 MHz
Memory Clock
900 MHz
1800 Mbps effective
1002 MHz
4 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
64 bit
Bandwidth
14.40 GB/s
32.06 GB/s
Cache
L1 Cache
64 KB (per SMM)
48 KB (per SM)
L2 Cache
2 MB
512 KB
Performance
Pixel Rate
17.57 GPixel/s
20.03 GPixel/s
Texture Rate
35.14 GTexel/s
20.03 GTexel/s
FP32 (TFLOPS)
1,124.4 GFLOPS
641.0 GFLOPS
FP64 (TFLOPS)
35.14 GFLOPS (1:32)
20.03 GFLOPS (1:32)
FP16 (TFLOPS)
—
10.02 GFLOPS (1:64)
Power
TDP
75 W
30 W
TDP (W)
75
30
-60.0%
Suggested PSU
—
200 W
Power Connectors
None
None
Architecture
Architecture
Maxwell
Pascal
GPU Name
GM107
GP107
Generation
GeForce 900M
Quadro Pascal
(Px000)
Process Size
28 nm
14 nm
Transistors
1,870 million
3,300 million
Die Size
148 mm²
132 mm²
Foundry
TSMC
Samsung
Density
12.6M / mm²
25.0M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
5.0
6.1
Shader Model
6.7 (5.1)
6.8
Physical
Slot Width
MXM Module
Single-slot
Length
—
150 mm
5.9 inches
Height
—
69 mm
2.7 inches
Outputs
Portable Device Dependent
3x mini-DisplayPort 1.4a
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
Quadro Maxwell
Successor
GeForce 10 Mobile
Quadro Volta