NVIDIA RTX A3000 Mobile 12 GB vs NVIDIA RTX A4000
We compared two Professional market GPUs: 12GB VRAM RTX A3000 Mobile 12 GB and 16GB VRAM RTX A4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A3000 Mobile 12 GB 's Advantages
Released 11 months late
Lower TDP (115W vs 140W)
NVIDIA RTX A4000 's Advantages
Boost Clock has increased by 8% (1560MHz vs 1440MHz)
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (448.0GB/s vs 336.0GB/s)
2048 additional rendering cores
Score
Benchmark
FP32 (float)
RTX A3000 Mobile 12 GB
11.8 TFLOPS
RTX A4000
+62%
19.17 TFLOPS
3DMark Time Spy
RTX A3000 Mobile 12 GB
8191
RTX A4000
+35%
11079
3DMark Time Spy Extreme
RTX A3000 Mobile 12 GB
4223
RTX A4000
+27%
5367
3DMark Speed Way
RTX A3000 Mobile 12 GB
2105
RTX A4000
+34%
2838
Blender
RTX A3000 Mobile 12 GB
2187
RTX A4000
+45%
3190
OctaneBench
RTX A3000 Mobile 12 GB
208
RTX A4000
+69%
352
Graphics Card
Mar 2022
Release Date
Apr 2021
Ampere-MW
Generation
Quadro Ampere
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
855 MHz
Base Clock
735 MHz
1440 MHz
Boost Clock
1560 MHz
1750 MHz
Memory Clock
1750 MHz
Memory
12GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
192bit
Memory Bus
256bit
336.0GB/s
Bandwidth
448.0GB/s
Render Config
-
-
-
32
SM Count
48
4096
Shading Units
6144
128
TMUs
192
64
ROPs
96
128
Tensor Cores
192
32
RT Cores
48
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
92.16 GPixel/s
Pixel Rate
149.8 GPixel/s
184.3 GTexel/s
Texture Rate
299.5 GTexel/s
11.80 TFLOPS
FP16 (half)
19.17 TFLOPS
11.80 TFLOPS
FP32 (float)
19.17 TFLOPS
184.3 GFLOPS
FP64 (double)
299.5 GFLOPS
Board Design
115W
TDP
140W
-
Suggested PSU
300 W
Portable Device Dependent
Outputs
4x DisplayPort 1.4a
None
Power Connectors
1x 6-pin
Graphics Processor
GA104
GPU Name
GA104
-
GPU Variant
GA104-875-A1
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
6.7
