GRID M40 vs GRID K1
We compared two Professional market GPUs: 8GB VRAM GRID M40 and 4GB VRAM GRID K1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GRID M40 's Advantages
Released 3 years and 2 months late
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (83.20GB/s vs 28.51GB/s)
192 additional rendering cores
Lower TDP (50W vs 130W)
Score
Benchmark
FP32 (float)
GRID M40
+143%
793
GRID K1
326
Graphics Card
May 2016
Release Date
Mar 2013
GRID
Generation
GRID
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1300 MHz
Memory Clock
891 MHz
Memory
8GB
Memory Size
4GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
128bit
83.20GB/s
Bandwidth
28.51GB/s
Render Config
384
Shading Units
192
32
TMUs
16
16
ROPs
16
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
256 KB
Theoretical Performance
16.53 GPixel/s
Pixel Rate
3.400 GPixel/s
33.06 GTexel/s
Texture Rate
13.60 GTexel/s
793.3 GFLOPS
FP32 (float)
326.4 GFLOPS
24.79 GFLOPS
FP64 (double)
13.60 GFLOPS
Board Design
50W
TDP
130W
250 W
Suggested PSU
300 W
No outputs
Outputs
No outputs
-
Power Connectors
1x 6-pin
Graphics Processor
GM107
GPU Name
GK107
-
GPU Variant
GK107-450-A2
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
1.27 billion
148 mm²
Die Size
118 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
5.0
CUDA
3.0
5.1
Shader Model
5.1
