NVIDIA Tesla K20c vs NVIDIA Quadro FX 4600
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 768MB VRAM Quadro FX 4600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
Released 5 years and 8 months late
More VRAM (5GB vs 768GB)
Larger VRAM bandwidth (208.0GB/s vs 67.20GB/s)
2400 additional rendering cores
NVIDIA Quadro FX 4600 's Advantages
Lower TDP (134W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+1432%
3.524 TFLOPS
Quadro FX 4600
0.23 TFLOPS
Graphics Card
Nov 2012
Release Date
Mar 2007
Tesla
Generation
Quadro FX
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
1300 MHz
Memory Clock
700 MHz
Memory
5GB
Memory Size
768MB
GDDR5
Memory Type
GDDR3
320bit
Memory Bus
384bit
208.0GB/s
Bandwidth
67.20GB/s
Render Config
-
-
-
-
SM Count
12
2496
Shading Units
96
208
TMUs
24
40
ROPs
24
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
1280 KB
L2 Cache
96 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
12.00 GPixel/s
146.8 GTexel/s
Texture Rate
24.00 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
230.4 GFLOPS
1175 GFLOPS
FP64 (double)
-
Board Design
225W
TDP
134W
550 W
Suggested PSU
300 W
No outputs
Outputs
2x DVI
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GK110
GPU Name
G80
GK110-885-KA-A1
GPU Variant
G80-850-A2
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
90 nm
7.08 billion
Transistors
0.681 billion
561 mm²
Die Size
484 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1 (1.0)
1.1
Vulkan
N/A
3.5
CUDA
1.0
5.1
Shader Model
4.0
