AMD Radeon Instinct MI300X vs AMD Radeon RX 6700
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Jun 2021
Generation
Radeon Instinct
Navi II
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1941 MHz
Boost Clock
2100 MHz
2450 MHz
Memory Clock
1300 MHz
2000 MHz
Memory
Memory Size
192GB
10GB
Memory Type
HBM3
GDDR6
Memory Bus
8192bit
160bit
Bandwidth
5.32TB/s
320.0GB/s
Render Config
Compute Units
304
36
Shading Units
19456
2304
TMUs
1216
144
ROPs
0
64
Tensor Cores
1216
—
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
16 MB
3 MB
L3 Cache
256 MB
80 MB
RT Cores
—
36
Theoretical Performance
Pixel Rate
0 MPixel/s
156.8 GPixel/s
Texture Rate
2553.6 GTexel/s
352.8 GTexel/s
FP16 (half)
81.72 TFLOPS
22.58 TFLOPS
FP32 (float)
81.72 TFLOPS
11.29 TFLOPS
FP64 (double)
40.86 TFLOPS
705.6 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
Navi 22
Architecture
CDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
153 billion
17.2 billion
Die Size
1017 mm²
335 mm²
GPU Variant
—
Navi 22 XTL
Board Design
TDP
750W
175W
Suggested PSU
1150 W
450 W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
None
1x 8-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
Shader Model
N/A
6.5
▲ Specs Compare
Data sourced from official specifications and benchmark tests.