AMD Radeon Instinct MI8 vs NVIDIA RTX A2000
We compared two Professional market GPUs: 4GB VRAM Radeon Instinct MI8 and 6GB VRAM RTX A2000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI8 's Advantages
Larger VRAM bandwidth (512.0GB/s vs 288.0GB/s)
768 additional rendering cores
NVIDIA RTX A2000 's Advantages
Released 4 years and 8 months late
Boost Clock1200MHz
More VRAM (6GB vs 4GB)
Lower TDP (70W vs 175W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI8
+2%
8.192 TFLOPS
RTX A2000
7.987 TFLOPS
Graphics Card
Dec 2016
Release Date
Aug 2021
Radeon Instinct
Generation
Quadro Ampere
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
562 MHz
-
Boost Clock
1200 MHz
500 MHz
Memory Clock
1500 MHz
Memory
4GB
Memory Size
6GB
HBM
Memory Type
GDDR6
4096bit
Memory Bus
192bit
512.0GB/s
Bandwidth
288.0GB/s
Render Config
64
Compute Units
-
-
SM Count
26
4096
Shading Units
3328
256
TMUs
104
64
ROPs
48
-
Tensor Cores
104
-
RT Cores
26
16 KB (per CU)
L1 Cache
128 KB (per SM)
2 MB
L2 Cache
3 MB
-
-
-
Theoretical Performance
64.00 GPixel/s
Pixel Rate
57.60 GPixel/s
256.0 GTexel/s
Texture Rate
124.8 GTexel/s
8.192 TFLOPS
FP16 (half)
7.987 TFLOPS
8.192 TFLOPS
FP32 (float)
7.987 TFLOPS
512.0 GFLOPS
FP64 (double)
124.8 GFLOPS
Board Design
175W
TDP
70W
450 W
Suggested PSU
250 W
No outputs
Outputs
4x mini-DisplayPort 1.4a
1x 8-pin
Power Connectors
None
Graphics Processor
Fiji
GPU Name
GA106
Fiji XT CA
(215-0862120)
GPU Variant
GA106-850-A1
GCN 3.0
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
8.9 billion
Transistors
12 billion
596 mm²
Die Size
276 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2.170
Vulkan
1.3
-
CUDA
8.6
6.5
Shader Model
6.7
