NVIDIA Tesla M40 24 GB vs NVIDIA GeForce GTX 660 OEM
GPU · Specs Compare
Graphics Card
Release Date
Nov 2015
Aug 2012
Generation
Tesla Maxwell
GeForce 600
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
948 MHz
823 MHz
Boost Clock
1112 MHz
888 MHz
Memory Clock
1502 MHz
1400 MHz
Memory
Memory Size
24GB
1536MB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
192bit
Bandwidth
288.4GB/s
134.4GB/s
Render Config
Shading Units
3072
1152
TMUs
192
96
ROPs
96
24
L1 Cache
48 KB (per SMM)
16 KB (per SMX)
L2 Cache
3 MB
384 KB
Theoretical Performance
Pixel Rate
106.8 GPixel/s
21.31 GPixel/s
Texture Rate
213.5 GTexel/s
85.25 GTexel/s
FP32 (float)
6.832 TFLOPS
2.046 TFLOPS
FP64 (double)
213.5 GFLOPS
85.25 GFLOPS
Graphics Processor
GPU Name
GM200
GK104
GPU Variant
GM200-895-A1
GK104-200-KD-A2
Architecture
Maxwell 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8 billion
3.54 billion
Die Size
601 mm²
294 mm²
Board Design
TDP
250W
130W
Suggested PSU
600 W
300 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
8-pin EPS
1x 6-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
5.2
3.0
Shader Model
6.7
5.1
Benchmark
3DMark Time Spy
5,066
1,194
3DMark Time Spy Extreme
2,425
260
▲ Specs Compare
Data sourced from official specifications and benchmark tests.