NVIDIA Quadro K620 vs NVIDIA Quadro K1200
We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 4GB VRAM Quadro K1200 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K1200 's Advantages
Released 6 months late
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (80.00GB/s vs 28.80GB/s)
128 additional rendering cores
Score
Benchmark
FP32 (float)
Quadro K620
0.863 TFLOPS
Quadro K1200
+33%
1.151 TFLOPS
3DMark Time Spy
Quadro K620
696
Quadro K1200
+36%
949
3DMark Time Spy Extreme
Quadro K620
240
Quadro K1200
+82%
439
Graphics Card
Jul 2014
Release Date
Jan 2015
Quadro
Generation
Quadro
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1058 MHz
Base Clock
1058 MHz
1124 MHz
Boost Clock
1124 MHz
900 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
4GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
80.00GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
512
24
TMUs
32
16
ROPs
16
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
64 KB (per SMM)
2 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
17.98 GPixel/s
Pixel Rate
17.98 GPixel/s
26.98 GTexel/s
Texture Rate
35.97 GTexel/s
-
-
-
863.2 GFLOPS
FP32 (float)
1151 GFLOPS
26.98 GFLOPS
FP64 (double)
35.97 GFLOPS
Board Design
45W
TDP
45W
200 W
Suggested PSU
200 W
1x DVI
1x DisplayPort 1.4a
Outputs
4x mini-DisplayPort 1.4a
None
Power Connectors
None
Graphics Processor
GM107
GPU Name
GM107
GM107-850-A2
GPU Variant
GM107-860-A2
Maxwell
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
1.87 billion
148 mm²
Die Size
148 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.0
CUDA
5.0
5.1
Shader Model
5.1
