NVIDIA RTX A4000 Mobile vs NVIDIA RTX A3000 Mobile
We compared two Professional market GPUs: 8GB VRAM RTX A4000 Mobile and 6GB VRAM RTX A3000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A4000 Mobile 's Advantages
Boost Clock has increased by 37% (1680MHz vs 1230MHz)
More VRAM (8GB vs 6GB)
Larger VRAM bandwidth (384.0GB/s vs 264.0GB/s)
1024 additional rendering cores
NVIDIA RTX A3000 Mobile 's Advantages
Lower TDP (70W vs 115W)
Score
Benchmark
FP32 (float)
RTX A4000 Mobile
+70%
17.2 TFLOPS
RTX A3000 Mobile
10.08 TFLOPS
3DMark Time Spy
RTX A4000 Mobile
+17%
9603
RTX A3000 Mobile
8191
3DMark Time Spy Extreme
RTX A4000 Mobile
+12%
4742
RTX A3000 Mobile
4223
3DMark Speed Way
RTX A4000 Mobile
+1%
2142
RTX A3000 Mobile
2105
Graphics Card
Apr 2021
Release Date
Apr 2021
Ampere-MW
Generation
Ampere-MW
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1140 MHz
Base Clock
600 MHz
1680 MHz
Boost Clock
1230 MHz
1500 MHz
Memory Clock
1375 MHz
Memory
8GB
Memory Size
6GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
192bit
384.0GB/s
Bandwidth
264.0GB/s
Render Config
-
-
-
40
SM Count
32
5120
Shading Units
4096
160
TMUs
128
80
ROPs
64
160
Tensor Cores
128
40
RT Cores
32
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
134.4 GPixel/s
Pixel Rate
78.72 GPixel/s
268.8 GTexel/s
Texture Rate
157.4 GTexel/s
17.20 TFLOPS
FP16 (half)
10.08 TFLOPS
17.20 TFLOPS
FP32 (float)
10.08 TFLOPS
268.8 GFLOPS
FP64 (double)
157.4 GFLOPS
Board Design
115W
TDP
70W
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
GA104
GPU Name
GA104
-
-
-
Ampere
Architecture
Ampere
Samsung
Foundry
Samsung
8 nm
Process Size
8 nm
17.4 billion
Transistors
17.4 billion
392 mm²
Die Size
392 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
8.6
6.8
Shader Model
6.8
