NVIDIA GRID K340 vs NVIDIA Tesla K20c
We compared two Professional market GPUs: 1024MB VRAM GRID K340 and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID K340 's Advantages
Released 8 months late
NVIDIA Tesla K20c 's Advantages
More VRAM (5GB vs 1024GB)
Larger VRAM bandwidth (208.0GB/s vs 80.00GB/s)
2112 additional rendering cores
Score
Benchmark
FP32 (float)
GRID K340
0.733 TFLOPS
Tesla K20c
+380%
3.524 TFLOPS
Graphics Card
Jul 2013
Release Date
Nov 2012
GRID
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
1300 MHz
Memory
1024MB
Memory Size
5GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
320bit
80.00GB/s
Bandwidth
208.0GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
2496
32
TMUs
208
16
ROPs
40
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
1280 KB
-
-
-
Theoretical Performance
7.632 GPixel/s
Pixel Rate
36.71 GPixel/s
30.53 GTexel/s
Texture Rate
146.8 GTexel/s
-
-
-
732.7 GFLOPS
FP32 (float)
3.524 TFLOPS
30.53 GFLOPS
FP64 (double)
1175 GFLOPS
Board Design
225W
TDP
225W
550 W
Suggested PSU
550 W
No outputs
Outputs
No outputs
1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK107
GPU Name
GK110
-
GPU Variant
GK110-885-KA-A1
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
7.08 billion
118 mm²
Die Size
561 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
3.5
5.1
Shader Model
5.1
