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 K80
CORE STATE
GK210
VRAM
12 GB
CLOCK SPEED
824 MHz
TDP
300 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
940M
Tesla K80
Core Specs
Shading Units
512
2,496
+387.5%
Shaders
512
2,496
+387.5%
TMUs
32
208
+550.0%
ROPs
16
48
+200.0%
Clocks
Base Clock
1020 MHz
562 MHz
Boost Clock
1098 MHz
824 MHz
Memory Clock
900 MHz
1800 Mbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
2 GB
12 GB
VRAM (MB)
2,048
12,288
+500.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
384 bit
Bandwidth
14.40 GB/s
240.6 GB/s
Cache
L1 Cache
64 KB (per SMM)
16 KB (per SMX)
L2 Cache
2 MB
1536 KB
Performance
Pixel Rate
17.57 GPixel/s
42.85 GPixel/s
Texture Rate
35.14 GTexel/s
171.4 GTexel/s
FP32 (TFLOPS)
1,124.4 GFLOPS
4.113 TFLOPS
FP64 (TFLOPS)
35.14 GFLOPS (1:32)
1,371.1 GFLOPS (1:3)
Power
TDP
75 W
300 W
TDP (W)
75
300
+300.0%
Suggested PSU
—
700 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
Maxwell
Kepler 2.0
GPU Name
GM107
GK210
Generation
GeForce 900M
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
1,870 million
7,100 million
Die Size
148 mm²
561 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
12.7M / mm²
API Support
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
5.0
3.7
Shader Model
6.7 (5.1)
6.5 (5.1)
Physical
Slot Width
MXM Module
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
Tesla Fermi
Successor
GeForce 10 Mobile
Tesla Maxwell