NVIDIA Tesla K20c vs NVIDIA Quadro FX 3800M
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 1024MB VRAM Quadro FX 3800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
Released 4 years and 3 months late
More VRAM (5GB vs 1024GB)
Larger VRAM bandwidth (208.0GB/s vs 64.00GB/s)
2368 additional rendering cores
NVIDIA Quadro FX 3800M 's Advantages
Lower TDP (100W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+735%
3.524 TFLOPS
Quadro FX 3800M
0.422 TFLOPS
Graphics Card
Nov 2012
Release Date
Aug 2008
Tesla
Generation
Quadro FX Mobile
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
1000 MHz
Memory
5GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
320bit
Memory Bus
256bit
208.0GB/s
Bandwidth
64.00GB/s
Render Config
-
-
-
-
SM Count
16
2496
Shading Units
128
208
TMUs
64
40
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1280 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
10.80 GPixel/s
146.8 GTexel/s
Texture Rate
43.20 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
422.4 GFLOPS
1175 GFLOPS
FP64 (double)
-
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
G92
GK110-885-KA-A1
GPU Variant
N10E-GLM3-B2
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
7.08 billion
Transistors
0.754 billion
561 mm²
Die Size
324 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
