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
Tesla P40
CORE STATE
GP102
VRAM
24 GB
CLOCK SPEED
1531 MHz
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
940M
Tesla P40
Core Specs
Shading Units
512
3,840
+650.0%
Shaders
512
3,840
+650.0%
TMUs
32
240
+650.0%
ROPs
16
96
+500.0%
SM Count
—
30
Clocks
Base Clock
1020 MHz
1303 MHz
Boost Clock
1098 MHz
1531 MHz
Memory Clock
900 MHz
1800 Mbps effective
1808 MHz
7.2 Gbps effective
Memory
Memory Size
2 GB
24 GB
VRAM (MB)
2,048
24,576
+1100.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
384 bit
Bandwidth
14.40 GB/s
347.1 GB/s
Cache
L1 Cache
64 KB (per SMM)
48 KB (per SM)
L2 Cache
2 MB
3 MB
Performance
Pixel Rate
17.57 GPixel/s
147.0 GPixel/s
Texture Rate
35.14 GTexel/s
367.4 GTexel/s
FP32 (TFLOPS)
1,124.4 GFLOPS
11.76 TFLOPS
FP64 (TFLOPS)
35.14 GFLOPS (1:32)
367.4 GFLOPS (1:32)
FP16 (TFLOPS)
—
183.7 GFLOPS (1:64)
Power
TDP
75 W
250 W
TDP (W)
75
250
+233.3%
Suggested PSU
—
600 W
Power Connectors
None
8-pin EPS
Architecture
Architecture
Maxwell
Pascal
GPU Name
GM107
GP102
Generation
GeForce 900M
Tesla Pascal
(Pxx)
Process Size
28 nm
16 nm
Transistors
1,870 million
11,800 million
Die Size
148 mm²
471 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
25.1M / 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
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Launch Price
—
5,699 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
Tesla Maxwell
Successor
GeForce 10 Mobile
Tesla Volta