NVIDIA Quadro RTX 4000 Max Q vs NVIDIA RTX A6000
GPU · Specs Compare
Graphics Card
Release Date
May 2019
Oct 2020
Generation
Quadro Mobile
Quadro Ampere
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
780 MHz
1410 MHz
Boost Clock
1380 MHz
1800 MHz
Memory Clock
1625 MHz
2000 MHz
Memory
Memory Size
8GB
48GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
384bit
Bandwidth
416.0GB/s
768.0GB/s
Render Config
SM Count
40
84
Shading Units
2560
10752
TMUs
160
336
ROPs
64
112
Tensor Cores
320
336
RT Cores
40
84
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
4 MB
6 MB
Theoretical Performance
Pixel Rate
88.32 GPixel/s
201.6 GPixel/s
Texture Rate
220.8 GTexel/s
604.8 GTexel/s
FP16 (half)
14.13 TFLOPS
38.71 TFLOPS
FP32 (float)
7.066 TFLOPS
38.71 TFLOPS
FP64 (double)
220.8 GFLOPS
604.8 GFLOPS
Graphics Processor
GPU Name
TU104
GA102
Architecture
Turing
Ampere
Foundry
TSMC
Samsung
Process Size
12 nm
8 nm
Transistors
13.6 billion
28.3 billion
Die Size
545 mm²
628 mm²
Board Design
TDP
80W
300W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
None
8-pin EPS
Suggested PSU
—
700 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
7.5
8.6
Shader Model
6.6
6.7
Benchmark
3DMark Time Spy
—
17,742
3DMark Time Spy Extreme
—
9,324
OctaneBench
—
600
3DMark Speed Way
—
4,965
Blender
—
5,387
▲ Specs Compare
Data sourced from official specifications and benchmark tests.