NVIDIA GRID M40 vs NVIDIA GRID K2
We compared two Professional market GPUs: 8GB VRAM GRID M40 and 4GB VRAM GRID K2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID M40 's Advantages
Released 3 years late
More VRAM (8GB vs 4GB)
Lower TDP (50W vs 225W)
NVIDIA GRID K2 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 83.20GB/s)
1152 additional rendering cores
Score
Benchmark
FP32 (float)
GRID M40
0.793 TFLOPS
GRID K2
+188%
2.289 TFLOPS
Graphics Card
May 2016
Release Date
May 2013
GRID
Generation
GRID
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
1250 MHz
Memory
8GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
83.20GB/s
Bandwidth
160.0GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
1536
32
TMUs
128
16
ROPs
32
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
16.53 GPixel/s
Pixel Rate
23.84 GPixel/s
33.06 GTexel/s
Texture Rate
95.36 GTexel/s
-
-
-
793.3 GFLOPS
FP32 (float)
2.289 TFLOPS
24.79 GFLOPS
FP64 (double)
95.36 GFLOPS
Board Design
50W
TDP
225W
250 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
-
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GM107
GPU Name
GK104
-
GPU Variant
GK104-895-A2
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
3.54 billion
148 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.2.175
5.0
CUDA
3.0
5.1
Shader Model
6.5 (5.1)
