GPU Comparison
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
PROCESS
5 nm
LAUNCH DATE
2023
VS
GEFORCE
GeForce 840M
CORE STATE
GM108S
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Instinct MI300X
840M
Core Specs
Shading Units
19,456
384
-98.0%
Shaders
19,456
384
-98.0%
TMUs
1,216
16
-98.7%
ROPs
0
8
+∞%
Compute Units
304
—
Clocks
Base Clock
1000 MHz
1029 MHz
Boost Clock
2100 MHz
1124 MHz
Memory Clock
1300 MHz 5.2 Gbps effective
1001 MHz
2 Gbps effective
Memory
Memory Size
192 GB
2 GB
VRAM (MB)
196,608
2,048
-99.0%
Memory Type
HBM3
DDR3
Memory Bus
8192 bit
64 bit
Bandwidth
5.32 TB/s
16.02 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
16 MB
1024 KB
L3 Cache
256 MB
—
Performance
Pixel Rate
0 MPixel/s
8.992 GPixel/s
Texture Rate
2,553.6 GTexel/s
17.98 GTexel/s
FP32 (TFLOPS)
81.72 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
40.86 TFLOPS (1:2)
26.98 GFLOPS (1:32)
FP16 (TFLOPS)
81.72 TFLOPS (1:1)
—
AI/RT
Matrix Cores
1,216
—
Power
TDP
750 W
33 W
TDP (W)
750
33
-95.6%
Suggested PSU
1150 W
—
Power Connectors
None
None
Architecture
Architecture
CDNA 3.0
Maxwell
GPU Name
Aqua Vanjaram
GM108S
Generation
Instinct (MIx)
GeForce 800M
Process Size
5 nm
28 nm
Transistors
153,000 million
1,020 million
Die Size
1017 mm²
77 mm²
Foundry
TSMC
TSMC
Density
150.4M / mm²
13.2M / mm²
AMD MCM
MCM
2
—
API Support
DirectX
—
12 (11_0)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
CUDA
—
5.0
Shader Model
—
6.7 (5.1)
Physical
Slot Width
OAM Module
IGP
Outputs
No outputs
Portable Device Dependent
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x8
Other
Production
—
End-of-life
Predecessor
Radeon Instinct
GeForce 700M
Successor
—
GeForce 900M