AMD Radeon RX 6900 XTX vs AMD Radeon Instinct MI50
GPU Specs Compare
Graphics Card
Release Date
Unknown
Nov 2018
Generation
Navi II
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2075 MHz
1200 MHz
Boost Clock
2435 MHz
1746 MHz
Memory Clock
2250 MHz
1000 MHz
Memory
Memory Size
16GB
16GB
Memory Type
GDDR6
HBM2
Memory Bus
256bit
4096bit
Bandwidth
576.0GB/s
1.02TB/s
Render Config
Compute Units
80
60
Shading Units
5120
3840
TMUs
320
240
ROPs
128
64
RT Cores
80
32
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
32 MB
Theoretical Performance
Pixel Rate
311.7 GPixel/s
111.7 GPixel/s
Texture Rate
779.2 GTexel/s
419.0 GTexel/s
FP16 (half)
49.87 TFLOPS
26.82 TFLOPS
FP32 (float)
24.93 TFLOPS
13.41 TFLOPS
FP64 (double)
1.558 TFLOPS
6.705 TFLOPS
Graphics Processor
GPU Name
Navi 21
Vega 20
GPU Variant
Navi 21 XTXH(215-121000247)
Vega 20 GLXT
Architecture
RDNA 2.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
13.23 billion
Die Size
520 mm²
331 mm²
Board Design
TDP
330W
300W
Suggested PSU
700 W
700 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x mini-DisplayPort 1.4a
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.7