NVIDIA Tesla K20c vs NVIDIA Quadro FX 380
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 256MB VRAM Quadro FX 380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
Released 3 years and 8 months late
More VRAM (5GB vs 256GB)
Larger VRAM bandwidth (208.0GB/s vs 22.40GB/s)
2480 additional rendering cores
NVIDIA Quadro FX 380 's Advantages
Lower TDP (34W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+9968%
3.524 TFLOPS
Quadro FX 380
0.035 TFLOPS
Graphics Card
Nov 2012
Release Date
Mar 2009
Tesla
Generation
Quadro FX
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
700 MHz
Memory
5GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
320bit
Memory Bus
128bit
208.0GB/s
Bandwidth
22.40GB/s
Render Config
-
-
-
-
SM Count
2
2496
Shading Units
16
208
TMUs
8
40
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1280 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
3.600 GPixel/s
146.8 GTexel/s
Texture Rate
3.600 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
35.20 GFLOPS
1175 GFLOPS
FP64 (double)
-
Board Design
225W
TDP
34W
550 W
Suggested PSU
200 W
No outputs
Outputs
2x DVI
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
GK110
GPU Name
G96
GK110-885-KA-A1
GPU Variant
-
Kepler
Architecture
Tesla
TSMC
Foundry
UMC
28 nm
Process Size
65 nm
7.08 billion
Transistors
0.314 billion
561 mm²
Die Size
144 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
1.1
5.1
Shader Model
4.0
