NVIDIA Tesla K40m vs NVIDIA GeForce GTX TITAN X
GPU · Specs Compare
Graphics Card
Release Date
Nov 2013
Mar 2015
Generation
Tesla
GeForce 900
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
1000 MHz
Boost Clock
876 MHz
1089 MHz
Memory Clock
1502 MHz
1753 MHz
Memory
Memory Size
12GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
288.4GB/s
336.6GB/s
Render Config
Shading Units
2880
3072
TMUs
240
192
ROPs
48
96
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
1536 KB
3 MB
Theoretical Performance
Pixel Rate
52.56 GPixel/s
104.5 GPixel/s
Texture Rate
210.2 GTexel/s
209.1 GTexel/s
FP32 (float)
5.046 TFLOPS
6.691 TFLOPS
FP64 (double)
1.682 TFLOPS
209.1 GFLOPS
Graphics Processor
GPU Name
GK110B
GM200
Architecture
Kepler
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
8 billion
Die Size
561 mm²
601 mm²
GPU Variant
—
GM200-400-A1
Board Design
TDP
245W
250W
Suggested PSU
550 W
600 W
Outputs
No outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.5
5.2
Shader Model
5.1
6.4
Benchmark
3DMark Time Spy
—
5,418
3DMark Time Spy Extreme
—
2,632
Blender
—
543
▲ Specs Compare
Data sourced from official specifications and benchmark tests.