NVIDIA Tesla K20c vs NVIDIA Quadro 4000M
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 2GB VRAM Quadro 4000M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
Released 1 years and 9 months late
More VRAM (5GB vs 2GB)
Larger VRAM bandwidth (208.0GB/s vs 80.00GB/s)
2160 additional rendering cores
NVIDIA Quadro 4000M 's Advantages
Lower TDP (100W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+452%
3.524 TFLOPS
Quadro 4000M
0.638 TFLOPS
Graphics Card
Nov 2012
Release Date
Feb 2011
Tesla
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
625 MHz
Memory
5GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
320bit
Memory Bus
256bit
208.0GB/s
Bandwidth
80.00GB/s
Render Config
-
-
-
-
SM Count
7
2496
Shading Units
336
208
TMUs
56
40
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
1280 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
6.650 GPixel/s
146.8 GTexel/s
Texture Rate
26.60 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
638.4 GFLOPS
1175 GFLOPS
FP64 (double)
53.20 GFLOPS
Board Design
225W
TDP
100W
550 W
Suggested PSU
-
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
GK110
GPU Name
GF104
GK110-885-KA-A1
GPU Variant
N12E-Q3-A1
Kepler
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
7.08 billion
Transistors
1.95 billion
561 mm²
Die Size
332 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
2.1
5.1
Shader Model
5.1
