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GPU Comparison
NVIDIA RTX A4000 vs NVIDIA Quadro K4000
NVIDIA RTX A4000 vs NVIDIA Quadro K4000
VS
NVIDIA RTX A4000
NVIDIA Quadro K4000
We compared two Professional market GPUs: 16GB VRAM RTX A4000 and 3GB VRAM Quadro K4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A4000 's Advantages
Released 8 years and 1 months late
Boost Clock1560MHz
More VRAM (16GB vs 3GB)
Larger VRAM bandwidth (448.0GB/s vs 134.8GB/s)
5376 additional rendering cores
NVIDIA Quadro K4000 's Advantages
Lower TDP (80W vs 140W)
Score
Benchmark
FP32 (float)
RTX A4000
+1440%
19.17 TFLOPS
Quadro K4000
1.244 TFLOPS
RTX A4000
VS
Quadro K4000
Graphics Card
Apr 2021
Release Date
Mar 2013
Quadro Ampere
Generation
Quadro
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
735 MHz
Base Clock
-
1560 MHz
Boost Clock
-
1750 MHz
Memory Clock
1404 MHz
Memory
16GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
192bit
448.0GB/s
Bandwidth
134.8GB/s
Render Config
48
SM Count
-
-
Compute Units
-
6144
Shading Units
768
192
TMUs
64
96
ROPs
24
192
Tensor Cores
-
48
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
384 KB
Theoretical Performance
149.8 GPixel/s
Pixel Rate
12.96 GPixel/s
299.5 GTexel/s
Texture Rate
51.84 GTexel/s
19.17 TFLOPS
FP16 (half)
-
19.17 TFLOPS
FP32 (float)
1244 GFLOPS
299.5 GFLOPS
FP64 (double)
51.84 GFLOPS
Graphics Processor
GA104
GPU Name
GK106
GA104-875-A1
GPU Variant
-
Ampere
Architecture
Kepler
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
17.4 billion
Transistors
2.54 billion
392 mm²
Die Size
221 mm²
Board Design
140W
TDP
80W
300 W
Suggested PSU
250 W
4x DisplayPort 1.4a
Outputs
1x DVI 2x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin
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
8.6
CUDA
3.0
6.7
Shader Model
5.1
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