GPU Comparison
GEFORCE
NVIDIA GeForce 940MX
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
861 MHz
TDP
23 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2016
VS
GEFORCE
Tesla K20Xm
CORE STATE
GK110
VRAM
6 GB
CLOCK SPEED
—
TDP
235 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
940MX
Tesla K20Xm
Core Specs
Shading Units
512
2,688
+425.0%
Shaders
512
2,688
+425.0%
TMUs
32
224
+600.0%
ROPs
8
48
+500.0%
Clocks
Base Clock
795 MHz
—
Boost Clock
861 MHz
—
GPU Clock
—
732 MHz
Memory Clock
1253 MHz
5 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
384 bit
Bandwidth
40.10 GB/s
249.6 GB/s
Cache
L1 Cache
64 KB (per SMM)
16 KB (per SMX)
L2 Cache
1024 KB
1536 KB
Performance
Pixel Rate
6.888 GPixel/s
40.99 GPixel/s
Texture Rate
27.55 GTexel/s
164.0 GTexel/s
FP32 (TFLOPS)
881.7 GFLOPS
3.935 TFLOPS
FP64 (TFLOPS)
27.55 GFLOPS (1:32)
1,311.7 GFLOPS (1:3)
Power
TDP
23 W
235 W
TDP (W)
23
235
+921.7%
Suggested PSU
—
550 W
Power Connectors
None
—
Architecture
Architecture
Maxwell
Kepler
GPU Name
GM107
GK110
Generation
GeForce 900M
Tesla Kepler
(Kxx)
Process Size
28 nm
28 nm
Transistors
1,870 million
7,080 million
Die Size
148 mm²
561 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
12.6M / 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
3.5
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
PCIe 3.0 x8
PCIe 3.0 x16
Other
Launch Price
—
7,699 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 800M
Tesla Fermi
Successor
GeForce 10 Mobile
Tesla Maxwell