NVIDIA Quadro K420 vs NVIDIA GRID K260Q
We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 2GB VRAM GRID K260Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K420 's Advantages
Released 1 years and 1 months late
Lower TDP (41W vs 225W)
NVIDIA GRID K260Q 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 28.51GB/s)
1344 additional rendering cores
Score
Benchmark
FP32 (float)
Quadro K420
0.336 TFLOPS
GRID K260Q
+581%
2.289 TFLOPS
Graphics Card
Jul 2014
Release Date
Jun 2013
Quadro
Generation
GRID
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
891 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.51GB/s
Bandwidth
160.0GB/s
Render Config
-
-
-
-
-
-
192
Shading Units
1536
16
TMUs
128
16
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
3.504 GPixel/s
Pixel Rate
23.84 GPixel/s
14.02 GTexel/s
Texture Rate
95.36 GTexel/s
-
-
-
336.4 GFLOPS
FP32 (float)
2.289 TFLOPS
14.02 GFLOPS
FP64 (double)
95.36 GFLOPS
Board Design
41W
TDP
225W
200 W
Suggested PSU
550 W
1x DVI
1x DisplayPort 1.2
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GK107
GPU Name
GK104
GK107-301-A2
GPU Variant
-
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
3.54 billion
118 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.0
5.1
Shader Model
5.1
