NVIDIA Tesla M40 24 GB vs NVIDIA Tesla K40t
GPU Specs Compare
Graphics Card
Release Date
Nov 2015
Nov 2013
Generation
Tesla Maxwell
Tesla Kepler
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
948 MHz
745 MHz
Boost Clock
1112 MHz
876 MHz
Memory Clock
1502 MHz
1502 MHz
Memory
Memory Size
24GB
12GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
384bit
Bandwidth
288.4GB/s
288.4GB/s
Render Config
Shading Units
3072
2880
TMUs
192
240
ROPs
96
48
L1 Cache
48 KB (per SMM)
16 KB (per SMX)
L2 Cache
3 MB
1536 KB
Theoretical Performance
Pixel Rate
106.8 GPixel/s
52.56 GPixel/s
Texture Rate
213.5 GTexel/s
210.2 GTexel/s
FP32 (float)
6.832 TFLOPS
5.046 TFLOPS
FP64 (double)
213.5 GFLOPS
1.682 TFLOPS
Graphics Processor
GPU Name
GM200
GK110B
GPU Variant
GM200-895-A1
-
Architecture
Maxwell 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
8 billion
7.08 billion
Die Size
601 mm²
561 mm²
Board Design
TDP
250W
245W
Suggested PSU
600 W
550 W
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
-
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.2.175
CUDA
5.2
3.5
Shader Model
6.7
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
5,066
-
3DMark Time Spy Extreme
2,425
-