NVIDIA RTX A4000 Mobile vs NVIDIA RTX A2000 Mobile
We compared two Professional market GPUs: 8GB VRAM RTX A4000 Mobile and 4GB VRAM RTX A2000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A4000 Mobile 's Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (384.0GB/s vs 192.0GB/s)
2560 additional rendering cores
NVIDIA RTX A2000 Mobile 's Advantages
Boost Clock has increased by 0% (1687MHz vs 1680MHz)
Lower TDP (95W vs 115W)
Score
Benchmark
FP32 (float)
RTX A4000 Mobile
+99%
17.2 TFLOPS
RTX A2000 Mobile
8.637 TFLOPS
3DMark Time Spy
RTX A4000 Mobile
+95%
9603
RTX A2000 Mobile
4917
3DMark Time Spy Extreme
RTX A4000 Mobile
+67%
4742
RTX A2000 Mobile
2836
3DMark Speed Way
RTX A4000 Mobile
+66%
2142
RTX A2000 Mobile
1290
Blender
RTX A4000 Mobile
+131%
2825
RTX A2000 Mobile
1222
OctaneBench
RTX A4000 Mobile
+257%
300
RTX A2000 Mobile
84
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
1215 MHz
1680 MHz
Boost Clock
1687 MHz
1500 MHz
Memory Clock
1500 MHz
Memory
8GB
Memory Size
4GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
128bit
384.0GB/s
Bandwidth
192.0GB/s
Render Config
-
-
-
40
SM Count
20
5120
Shading Units
2560
160
TMUs
80
80
ROPs
48
160
Tensor Cores
80
40
RT Cores
20
128 KB (per SM)
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
134.4 GPixel/s
Pixel Rate
80.98 GPixel/s
268.8 GTexel/s
Texture Rate
135.0 GTexel/s
17.20 TFLOPS
FP16 (half)
8.637 TFLOPS
17.20 TFLOPS
FP32 (float)
8.637 TFLOPS
268.8 GFLOPS
FP64 (double)
135.0 GFLOPS
Board Design
115W
TDP
95W
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
GA104
GPU Name
GA107
-
-
-
Ampere
Architecture
Ampere
Samsung
Foundry
Samsung
8 nm
Process Size
8 nm
17.4 billion
Transistors
8.7 billion
392 mm²
Die Size
200 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
