GPU Comparison

AMD
RADEON

AMD Instinct MI300X

CORE STATE Aqua Vanjaram
VRAM 192 GB
CLOCK SPEED 2100 MHz
TDP 750 W
BUS WIDTH 8192 bit
ARCHITECTURE CDNA 3.0
nm
PROCESS 5 nm
LAUNCH DATE 2023
VS
AMD
RADEON

Radeon 660M

CORE STATE Rembrandt
VRAM System Shared
CLOCK SPEED 1900 MHz
TDP 40 W
BUS WIDTH System Shared
ARCHITECTURE RDNA 2.0
nm
PROCESS 6 nm
LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_opencl
317,994
12,876
geekbench_vulkan
N/A
14,748

DETAILED SPECIFICATIONS

SPECIFICATION
Instinct MI300X
660M
Core Specs
Shading Units
19,456
384 -98.0%
Shaders
19,456
384 -98.0%
TMUs
1,216
24 -98.0%
ROPs
0
16 +∞%
Compute Units
304
6 -98.0%
Clocks
Base Clock
1000 MHz
1500 MHz
Boost Clock
2100 MHz
1900 MHz
Memory Clock
1300 MHz 5.2 Gbps effective
System Shared
Memory
Memory Size
192 GB
System Shared
VRAM (MB)
196,608
Memory Type
HBM3
System Shared
Memory Bus
8192 bit
System Shared
Bandwidth
5.32 TB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
16 MB
2 MB
L3 Cache
256 MB
L0 Cache
32 KB per WGP
Performance
Pixel Rate
0 MPixel/s
30.40 GPixel/s
Texture Rate
2,553.6 GTexel/s
45.60 GTexel/s
FP32 (TFLOPS)
81.72 TFLOPS
1,459.2 GFLOPS
FP64 (TFLOPS)
40.86 TFLOPS (1:2)
91.20 GFLOPS (1:16)
FP16 (TFLOPS)
81.72 TFLOPS (1:1)
2.918 TFLOPS (2:1)
AI/RT
RT Cores
6
Matrix Cores
1,216
Power
TDP
750 W
40 W
TDP (W)
750
40 -94.7%
Suggested PSU
1150 W
Power Connectors
None
None
Architecture
Architecture
CDNA 3.0
RDNA 2.0
GPU Name
Aqua Vanjaram
Rembrandt
Generation
Instinct (MIx)
Navi II IGP (Rembrandt Mobile)
Process Size
5 nm
6 nm
Transistors
153,000 million
13,100 million
Die Size
1017 mm²
208 mm²
Foundry
TSMC
TSMC
Density
150.4M / mm²
63.0M / mm²
AMD MCM
MCM
2
API Support
DirectX
12 Ultimate (12_2)
OpenGL
4.6
Vulkan
1.4
OpenCL
3.0
2.0
Shader Model
6.8
Physical
Slot Width
OAM Module
IGP
Outputs
No outputs
Portable Device Dependent
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Other
Production
End-of-life
Predecessor
Radeon Instinct
Vega II IGP
Successor
Navi III IGP
View Instinct MI300X Details View Radeon 660M Details