Data Center GPU Flex 140 vs Quadro K4000
We compared two Professional market GPUs: 6GB VRAM Data Center GPU Flex 140 and 3GB VRAM Quadro K4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Data Center GPU Flex 140 's Advantages
Released 9 years and 5 months late
Boost Clock1950MHz
More VRAM (6GB vs 3GB)
Larger VRAM bandwidth (186.0GB/s vs 134.8GB/s)
256 additional rendering cores
Lower TDP (75W vs 80W)
Score
Benchmark
FP32 (float)
Data Center GPU Flex 140
+221%
3994
Quadro K4000
1244
Graphics Card
Aug 2022
Release Date
Mar 2013
Data Center GPU
Generation
Quadro
Professional
Type
Professional
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1600 MHz
Base Clock
-
1950 MHz
Boost Clock
-
1937 MHz
Memory Clock
1404 MHz
Memory
6GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
96bit
Memory Bus
192bit
186.0GB/s
Bandwidth
134.8GB/s
Render Config
1024
Shading Units
768
64
TMUs
64
32
ROPs
24
8
RT Cores
-
-
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
384 KB
Theoretical Performance
62.40 GPixel/s
Pixel Rate
12.96 GPixel/s
124.8 GTexel/s
Texture Rate
51.84 GTexel/s
7.987 TFLOPS
FP16 (half)
-
3.994 TFLOPS
FP32 (float)
1244 GFLOPS
-
FP64 (double)
51.84 GFLOPS
Board Design
75W
TDP
80W
250 W
Suggested PSU
250 W
1x HDMI 2.1
3x DisplayPort 2.0
Outputs
1x DVI
2x DisplayPort 1.2
1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
DG2-128
GPU Name
GK106
ACM-G11
GPU Variant
-
Generation 12.7
Architecture
Kepler
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
7.2 billion
Transistors
2.54 billion
157 mm²
Die Size
221 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
-
CUDA
3.0
6.6
Shader Model
5.1
