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GPU Comparison
NVIDIA Quadro K4000 vs NVIDIA Quadro P620
NVIDIA Quadro K4000 vs NVIDIA Quadro P620
VS
NVIDIA Quadro K4000
NVIDIA Quadro P620
We compared two Professional market GPUs: 3GB VRAM Quadro K4000 and 2GB VRAM Quadro P620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K4000 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (134.8GB/s vs 80.13GB/s)
256 additional rendering cores
NVIDIA Quadro P620 's Advantages
Released 4 years and 11 months late
Boost Clock1354MHz
Lower TDP (40W vs 80W)
Score
Benchmark
FP32 (float)
Quadro K4000
1.244 TFLOPS
Quadro P620
+11%
1.386 TFLOPS
Quadro K4000
VS
Quadro P620
Graphics Card
Mar 2013
Release Date
Feb 2018
Quadro
Generation
Quadro
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1266 MHz
-
Boost Clock
1354 MHz
1404 MHz
Memory Clock
1252 MHz
Memory
3GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
128bit
134.8GB/s
Bandwidth
80.13GB/s
Render Config
-
SM Count
4
-
Compute Units
-
768
Shading Units
512
64
TMUs
32
24
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
48 KB (per SM)
384 KB
L2 Cache
1024 KB
Theoretical Performance
12.96 GPixel/s
Pixel Rate
21.66 GPixel/s
51.84 GTexel/s
Texture Rate
43.33 GTexel/s
-
FP16 (half)
21.66 GFLOPS
1244 GFLOPS
FP32 (float)
1386 GFLOPS
51.84 GFLOPS
FP64 (double)
43.33 GFLOPS
Graphics Processor
GK106
GPU Name
GP107
-
GPU Variant
-
Kepler
Architecture
Pascal
TSMC
Foundry
Samsung
28 nm
Process Size
14 nm
2.54 billion
Transistors
3.3 billion
221 mm²
Die Size
132 mm²
Board Design
80W
TDP
40W
250 W
Suggested PSU
200 W
1x DVI 2x DisplayPort 1.2
Outputs
4x mini-DisplayPort 1.4a
1x 6-pin
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
6.1
5.1
Shader Model
6.4
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2
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