AMD Radeon Instinct MI308X vs NVIDIA L20
GPU Specs Compare
Graphics Card
Release Date
Dec 2023
Nov 2023
Generation
Radeon Instinct
Server Ada
Type
Professional
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1440 MHz
Boost Clock
2100 MHz
2520 MHz
Memory Clock
1300 MHz
2250 MHz
Memory
Memory Size
192GB
48GB
Memory Type
HBM3
GDDR6
Memory Bus
8192bit
384bit
Bandwidth
5.32TB/s
864.0GB/s
Render Config
Compute Units
304
-
Shading Units
19456
11776
TMUs
1216
368
ROPs
0
128
Tensor Cores
1216
368
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
16 MB
96 MB
L3 Cache
256 MB
-
SM Count
-
92
RT Cores
-
92
Theoretical Performance
Pixel Rate
0 MPixel/s
322.6 GPixel/s
Texture Rate
2553.6 GTexel/s
927.4 GTexel/s
FP16 (half)
81.72 TFLOPS
59.35 TFLOPS
FP32 (float)
81.72 TFLOPS
59.35 TFLOPS
FP64 (double)
40.86 TFLOPS
927.4 GFLOPS
Graphics Processor
GPU Name
Aqua Vanjaram
AD102
Architecture
CDNA 3.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
153 billion
76.3 billion
Die Size
1017 mm²
609 mm²
GPU Variant
-
AD102
Board Design
TDP
750W
275W
Suggested PSU
1150 W
600 W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
None
1x 16-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.4
Shader Model
N/A
6.9
CUDA
-
8.9