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
Quadro K620
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Instinct MI300X
Quadro K620
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
—
Clocks
Base Clock
1000 MHz
1058 MHz
Boost Clock
2100 MHz
1124 MHz
Memory Clock
1300 MHz 5.2 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
192 GB
2 GB
VRAM (MB)
196,608
2,048
-99.0%
Memory Type
HBM3
DDR3
Memory Bus
8192 bit
128 bit
Bandwidth
5.32 TB/s
28.80 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
16 MB
2 MB
L3 Cache
256 MB
—
Performance
Pixel Rate
0 MPixel/s
17.98 GPixel/s
Texture Rate
2,553.6 GTexel/s
26.98 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
45 W
TDP (W)
750
45
-94.0%
Suggested PSU
1150 W
200 W
Power Connectors
None
None
Architecture
Architecture
CDNA 3.0
Maxwell
GPU Name
Aqua Vanjaram
GM107
Generation
Instinct (MIx)
Quadro Kepler
(Kx200)
Process Size
5 nm
28 nm
Transistors
153,000 million
1,870 million
Die Size
1017 mm²
148 mm²
Foundry
TSMC
TSMC
Density
150.4M / mm²
12.6M / 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
Single-slot
Length
—
160 mm
6.3 inches
Height
—
69 mm
2.7 inches
Outputs
No outputs
1x DVI1x DisplayPort 1.2
Bus Interface
PCIe 5.0 x16
PCIe 2.0 x16
Other
Production
—
End-of-life
Predecessor
Radeon Instinct
Quadro Fermi
Successor
—
Quadro Maxwell