AMD Radeon Pro Duo vs NVIDIA RTX A4000
GPU · Specs Compare
Graphics Card
Release Date
Apr 2016
Apr 2021
Generation
Radeon Pro
Quadro Ampere
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
500 MHz
1750 MHz
Base Clock
—
735 MHz
Boost Clock
—
1560 MHz
Memory
Memory Size
4GB
16GB
Memory Type
HBM
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
512.0GB/s
448.0GB/s
Render Config
Compute Units
64
—
Shading Units
4096
6144
TMUs
256
192
ROPs
64
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
4 MB
SM Count
—
48
Tensor Cores
—
192
RT Cores
—
48
Theoretical Performance
Pixel Rate
64.00 GPixel/s
149.8 GPixel/s
Texture Rate
256.0 GTexel/s
299.5 GTexel/s
FP16 (half)
8.192 TFLOPS
19.17 TFLOPS
FP32 (float)
8.192 TFLOPS
19.17 TFLOPS
FP64 (double)
512.0 GFLOPS
299.5 GFLOPS
Graphics Processor
GPU Name
Capsaicin
GA104
GPU Variant
Capsaicin XT
GA104-875-A1
Architecture
GCN 3.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
8.9 billion
17.4 billion
Die Size
596 mm²
392 mm²
Board Design
TDP
350W
140W
Suggested PSU
750 W
300 W
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
4x DisplayPort 1.4a
Power Connectors
3x 8-pin
1x 6-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.0
6.7
CUDA
—
8.6
Benchmark
3DMark Time Spy
—
11,079
3DMark Time Spy Extreme
—
5,367
OctaneBench
—
352
▲ Specs Compare
Data sourced from official specifications and benchmark tests.