NVIDIA Tesla K20c vs NVIDIA Quadro K3100M
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 4GB VRAM Quadro K3100M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
More VRAM (5GB vs 4GB)
Larger VRAM bandwidth (208.0GB/s vs 102.4GB/s)
1728 additional rendering cores
NVIDIA Quadro K3100M 's Advantages
Released 8 months late
Lower TDP (75W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+225%
3.524 TFLOPS
Quadro K3100M
1.084 TFLOPS
Graphics Card
Nov 2012
Release Date
Jul 2013
Tesla
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
800 MHz
Memory
5GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
320bit
Memory Bus
256bit
208.0GB/s
Bandwidth
102.4GB/s
Render Config
-
-
-
-
-
-
2496
Shading Units
768
208
TMUs
64
40
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
1280 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
11.30 GPixel/s
146.8 GTexel/s
Texture Rate
45.18 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
1084 GFLOPS
1175 GFLOPS
FP64 (double)
45.18 GFLOPS
Board Design
225W
TDP
75W
550 W
Suggested PSU
-
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
GK110
GPU Name
GK104
GK110-885-KA-A1
GPU Variant
N15E-Q1-A2
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
3.54 billion
561 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
3.5
CUDA
3.0
5.1
Shader Model
5.1
