NVIDIA Quadro K620 vs NVIDIA Quadro FX 4600 SDI
We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 768MB VRAM Quadro FX 4600 SDI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K620 's Advantages
Released 7 years and 4 months late
Boost Clock1124MHz
More VRAM (2GB vs 768GB)
288 additional rendering cores
Lower TDP (45W vs 154W)
NVIDIA Quadro FX 4600 SDI 's Advantages
Larger VRAM bandwidth (67.20GB/s vs 28.80GB/s)
Score
Benchmark
FP32 (float)
Quadro K620
+275%
0.863 TFLOPS
Quadro FX 4600 SDI
0.23 TFLOPS
Graphics Card
Jul 2014
Release Date
Mar 2007
Quadro
Generation
Quadro FX
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1058 MHz
Base Clock
-
1124 MHz
Boost Clock
-
900 MHz
Memory Clock
700 MHz
Memory
2GB
Memory Size
768MB
DDR3
Memory Type
GDDR3
128bit
Memory Bus
384bit
28.80GB/s
Bandwidth
67.20GB/s
Render Config
-
-
-
-
SM Count
12
384
Shading Units
96
24
TMUs
24
16
ROPs
24
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
96 KB
-
-
-
Theoretical Performance
17.98 GPixel/s
Pixel Rate
12.00 GPixel/s
26.98 GTexel/s
Texture Rate
24.00 GTexel/s
-
-
-
863.2 GFLOPS
FP32 (float)
230.4 GFLOPS
26.98 GFLOPS
FP64 (double)
-
Board Design
45W
TDP
154W
200 W
Suggested PSU
450 W
1x DVI
1x DisplayPort 1.4a
Outputs
2x DVI
1x S-Video
None
Power Connectors
1x 6-pin
Graphics Processor
GM107
GPU Name
G80
GM107-850-A2
GPU Variant
-
Maxwell
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
90 nm
1.87 billion
Transistors
0.681 billion
148 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)
1.3
Vulkan
N/A
5.0
CUDA
1.0
5.1
Shader Model
4.0
