NVIDIA RTX A4000 Mobile vs AMD Radeon Instinct MI6
We compared two Professional market GPUs: 8GB VRAM RTX A4000 Mobile and 8GB VRAM Radeon Instinct MI6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A4000 Mobile 's Advantages
Released 4 years and 4 months late
Boost Clock has increased by 36% (1680MHz vs 1233MHz)
Larger VRAM bandwidth (384.0GB/s vs 224.0GB/s)
2816 additional rendering cores
Lower TDP (115W vs 150W)
Score
Benchmark
FP32 (float)
RTX A4000 Mobile
+202%
17.2 TFLOPS
Radeon Instinct MI6
5.682 TFLOPS
Graphics Card
Apr 2021
Release Date
Dec 2016
Ampere-MW
Generation
Radeon Instinct
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1140 MHz
Base Clock
1120 MHz
1680 MHz
Boost Clock
1233 MHz
1500 MHz
Memory Clock
1750 MHz
Memory
8GB
Memory Size
8GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
256bit
384.0GB/s
Bandwidth
224.0GB/s
Render Config
-
Compute Units
36
40
SM Count
-
5120
Shading Units
2304
160
TMUs
144
80
ROPs
32
160
Tensor Cores
-
40
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
134.4 GPixel/s
Pixel Rate
39.46 GPixel/s
268.8 GTexel/s
Texture Rate
177.6 GTexel/s
17.20 TFLOPS
FP16 (half)
5.682 TFLOPS
17.20 TFLOPS
FP32 (float)
5.682 TFLOPS
268.8 GFLOPS
FP64 (double)
355.1 GFLOPS
Board Design
115W
TDP
150W
-
Suggested PSU
450 W
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
1x 6-pin
Graphics Processor
GA104
GPU Name
Ellesmere
-
GPU Variant
Ellesmere XT
Ampere
Architecture
GCN 4.0
Samsung
Foundry
GlobalFoundries
8 nm
Process Size
14 nm
17.4 billion
Transistors
5.7 billion
392 mm²
Die Size
232 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
8.6
CUDA
-
6.8
Shader Model
6.4
