NVIDIA Quadro FX 380 vs NVIDIA Tesla K20X
We compared two Professional market GPUs: 256MB VRAM Quadro FX 380 and 6GB VRAM Tesla K20X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro FX 380 's Advantages
Lower TDP (34W vs 235W)
NVIDIA Tesla K20X 's Advantages
Released 3 years and 8 months late
More VRAM (6GB vs 256GB)
Larger VRAM bandwidth (249.6GB/s vs 22.40GB/s)
2672 additional rendering cores
Score
Benchmark
FP32 (float)
Quadro FX 380
0.035 TFLOPS
Tesla K20X
+11142%
3.935 TFLOPS
Graphics Card
Mar 2009
Release Date
Nov 2012
Quadro FX
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
700 MHz
Memory Clock
1300 MHz
Memory
256MB
Memory Size
6GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
384bit
22.40GB/s
Bandwidth
249.6GB/s
Render Config
-
-
-
2
SM Count
-
16
Shading Units
2688
8
TMUs
224
8
ROPs
48
-
-
-
-
-
-
-
L1 Cache
16 KB (per SMX)
32 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
3.600 GPixel/s
Pixel Rate
40.99 GPixel/s
3.600 GTexel/s
Texture Rate
164.0 GTexel/s
-
-
-
35.20 GFLOPS
FP32 (float)
3.935 TFLOPS
-
FP64 (double)
1312 GFLOPS
Board Design
34W
TDP
235W
200 W
Suggested PSU
550 W
2x DVI
Outputs
No outputs
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
G96
GPU Name
GK110
-
-
-
Tesla
Architecture
Kepler
UMC
Foundry
TSMC
65 nm
Process Size
28 nm
0.314 billion
Transistors
7.08 billion
144 mm²
Die Size
561 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
1.1
CUDA
3.5
4.0
Shader Model
5.1
