NVIDIA RTX A5000 Mobile vs NVIDIA RTX A4000 Mobile
We compared two Professional market GPUs: 16GB VRAM RTX A5000 Mobile and 8GB VRAM RTX A4000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A5000 Mobile 's Advantages
More VRAM (16GB vs 8GB)
Larger VRAM bandwidth (448.0GB/s vs 384.0GB/s)
1024 additional rendering cores
NVIDIA RTX A4000 Mobile 's Advantages
Boost Clock has increased by 7% (1680MHz vs 1575MHz)
Lower TDP (115W vs 150W)
Score
Benchmark
FP32 (float)
RTX A5000 Mobile
+12%
19.35 TFLOPS
RTX A4000 Mobile
17.2 TFLOPS
Blender
RTX A5000 Mobile
+12%
3188
RTX A4000 Mobile
2825
OctaneBench
RTX A5000 Mobile
+1%
305
RTX A4000 Mobile
300
Graphics Card
Apr 2021
Release Date
Apr 2021
Quadro Ampere-M
Generation
Ampere-MW
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
900 MHz
Base Clock
1140 MHz
1575 MHz
Boost Clock
1680 MHz
1750 MHz
Memory Clock
1500 MHz
Memory
16GB
Memory Size
8GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
256bit
448.0GB/s
Bandwidth
384.0GB/s
Render Config
-
-
-
48
SM Count
40
6144
Shading Units
5120
192
TMUs
160
96
ROPs
80
192
Tensor Cores
160
48
RT Cores
40
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
151.2 GPixel/s
Pixel Rate
134.4 GPixel/s
302.4 GTexel/s
Texture Rate
268.8 GTexel/s
19.35 TFLOPS
FP16 (half)
17.20 TFLOPS
19.35 TFLOPS
FP32 (float)
17.20 TFLOPS
302.4 GFLOPS
FP64 (double)
268.8 GFLOPS
Board Design
150W
TDP
115W
-
-
-
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
6.7
Shader Model
6.8
