NVIDIA Quadro K4000M vs NVIDIA Tesla K20c
We compared two Professional market GPUs: 4GB VRAM Quadro K4000M and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K4000M 's Advantages
Lower TDP (100W vs 225W)
NVIDIA Tesla K20c 's Advantages
More VRAM (5GB vs 4GB)
Larger VRAM bandwidth (208.0GB/s vs 89.60GB/s)
1536 additional rendering cores
Score
Benchmark
FP32 (float)
Quadro K4000M
1.154 TFLOPS
Tesla K20c
+205%
3.524 TFLOPS
OctaneBench
Quadro K4000M
20
Tesla K20c
+175%
55
Graphics Card
Jun 2012
Release Date
Nov 2012
Quadro Mobile
Generation
Tesla
Professional
Type
Professional
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
700 MHz
Memory Clock
1300 MHz
Memory
4GB
Memory Size
5GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
320bit
89.60GB/s
Bandwidth
208.0GB/s
Render Config
-
-
-
-
-
-
960
Shading Units
2496
80
TMUs
208
32
ROPs
40
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
1280 KB
-
-
-
Theoretical Performance
12.02 GPixel/s
Pixel Rate
36.71 GPixel/s
48.08 GTexel/s
Texture Rate
146.8 GTexel/s
-
-
-
1154 GFLOPS
FP32 (float)
3.524 TFLOPS
48.08 GFLOPS
FP64 (double)
1175 GFLOPS
Board Design
100W
TDP
225W
-
Suggested PSU
550 W
No outputs
Outputs
No outputs
-
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
GK110
N14E-Q3-A2
GPU Variant
GK110-885-KA-A1
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
7.08 billion
294 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
