NVIDIA Tesla K20c vs NVIDIA Quadro FX 380M
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 512MB VRAM Quadro FX 380M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
Released 2 years and 10 months late
More VRAM (5GB vs 512GB)
Larger VRAM bandwidth (208.0GB/s vs 12.64GB/s)
2480 additional rendering cores
NVIDIA Quadro FX 380M 's Advantages
Lower TDP (25W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+7397%
3.524 TFLOPS
Quadro FX 380M
0.047 TFLOPS
Graphics Card
Nov 2012
Release Date
Jan 2010
Tesla
Generation
Quadro FX Mobile
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
790 MHz
Memory
5GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
320bit
Memory Bus
64bit
208.0GB/s
Bandwidth
12.64GB/s
Render Config
-
-
-
-
SM Count
2
2496
Shading Units
16
208
TMUs
8
40
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1280 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
2.424 GPixel/s
146.8 GTexel/s
Texture Rate
4.848 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
46.98 GFLOPS
1175 GFLOPS
FP64 (double)
-
Board Design
225W
TDP
25W
550 W
Suggested PSU
-
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
GK110
GPU Name
GT218
GK110-885-KA-A1
GPU Variant
N10M-GLM
Kepler
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
7.08 billion
Transistors
0.26 billion
561 mm²
Die Size
57 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
1.2
5.1
Shader Model
4.1
