AMD Radeon RX 6900 XTX vs AMD Radeon Instinct MI100
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Nov 2020
Generation
Navi II
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
2075 MHz
1000 MHz
Boost Clock
2435 MHz
1502 MHz
Memory Clock
2250 MHz
1200 MHz
Memory
Memory Size
16GB
32GB
Memory Type
GDDR6
HBM2
Memory Bus
256bit
4096bit
Bandwidth
576.0GB/s
1229GB/s
Render Config
Compute Units
80
120
Shading Units
5120
7680
TMUs
320
480
ROPs
128
64
RT Cores
80
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
8 MB
L3 Cache
128 MB
—
Theoretical Performance
Pixel Rate
311.7 GPixel/s
96.13 GPixel/s
Texture Rate
779.2 GTexel/s
721.0 GTexel/s
FP16 (half)
49.87 TFLOPS
184.6 TFLOPS
FP32 (float)
24.93 TFLOPS
23.07 TFLOPS
FP64 (double)
1.558 TFLOPS
11.54 TFLOPS
Graphics Processor
GPU Name
Navi 21
Arcturus
GPU Variant
Navi 21 XTXH(215-121000247)
Arcturus XL
Architecture
RDNA 2.0
CDNA 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
25.6 billion
Die Size
520 mm²
750 mm²
Board Design
TDP
330W
300W
Suggested PSU
700 W
700 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
2.1
Vulkan
1.3
N/A
Shader Model
6.5
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.