NVIDIA RTX A2000 vs NVIDIA RTX A4000 Mobile
We compared two Professional market GPUs: 6GB VRAM RTX A2000 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 A2000 's Advantages
Lower TDP (70W vs 115W)
NVIDIA RTX A4000 Mobile 's Advantages
Boost Clock has increased by 40% (1680MHz vs 1200MHz)
More VRAM (8GB vs 6GB)
Larger VRAM bandwidth (384.0GB/s vs 288.0GB/s)
1792 additional rendering cores
Score
Benchmark
FP32 (float)
RTX A2000
7.987 TFLOPS
RTX A4000 Mobile
+115%
17.2 TFLOPS
3DMark Time Spy
RTX A2000
5936
RTX A4000 Mobile
+61%
9603
3DMark Time Spy Extreme
RTX A2000
2712
RTX A4000 Mobile
+74%
4742
3DMark Speed Way
RTX A2000
1480
RTX A4000 Mobile
+44%
2142
Graphics Card
Aug 2021
Release Date
Apr 2021
Quadro Ampere
Generation
Ampere-MW
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
562 MHz
Base Clock
1140 MHz
1200 MHz
Boost Clock
1680 MHz
1500 MHz
Memory Clock
1500 MHz
Memory
6GB
Memory Size
8GB
GDDR6
Memory Type
GDDR6
192bit
Memory Bus
256bit
288.0GB/s
Bandwidth
384.0GB/s
Render Config
-
-
-
26
SM Count
40
3328
Shading Units
5120
104
TMUs
160
48
ROPs
80
104
Tensor Cores
160
26
RT Cores
40
128 KB (per SM)
L1 Cache
128 KB (per SM)
3 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
57.60 GPixel/s
Pixel Rate
134.4 GPixel/s
124.8 GTexel/s
Texture Rate
268.8 GTexel/s
7.987 TFLOPS
FP16 (half)
17.20 TFLOPS
7.987 TFLOPS
FP32 (float)
17.20 TFLOPS
124.8 GFLOPS
FP64 (double)
268.8 GFLOPS
Board Design
70W
TDP
115W
250 W
Suggested PSU
-
4x mini-DisplayPort 1.4a
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
GA106
GPU Name
GA104
GA106-850-A1
GPU Variant
-
Ampere
Architecture
Ampere
Samsung
Foundry
Samsung
8 nm
Process Size
8 nm
12 billion
Transistors
17.4 billion
276 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
