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
RADEON
Radeon VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Instinct MI300X
VII
Core Specs
Shading Units
19,456
3,840
-80.3%
Shaders
19,456
3,840
-80.3%
TMUs
1,216
240
-80.3%
ROPs
0
64
+∞%
Compute Units
304
60
-80.3%
Clocks
Base Clock
1000 MHz
1400 MHz
Boost Clock
2100 MHz
1750 MHz
Memory Clock
1300 MHz 5.2 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
192 GB
16 GB
VRAM (MB)
196,608
16,384
-91.7%
Memory Type
HBM3
HBM2
Memory Bus
8192 bit
4096 bit
Bandwidth
5.32 TB/s
1.02 TB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
16 MB
4 MB
L3 Cache
256 MB
—
Performance
Pixel Rate
0 MPixel/s
112.0 GPixel/s
Texture Rate
2,553.6 GTexel/s
420.0 GTexel/s
FP32 (TFLOPS)
81.72 TFLOPS
13.44 TFLOPS
FP64 (TFLOPS)
40.86 TFLOPS (1:2)
3.360 TFLOPS (1:4)
FP16 (TFLOPS)
81.72 TFLOPS (1:1)
26.88 TFLOPS (2:1)
AI/RT
Matrix Cores
1,216
—
Power
TDP
750 W
295 W
TDP (W)
750
295
-60.7%
Suggested PSU
1150 W
600 W
Power Connectors
None
2x 8-pin
Architecture
Architecture
CDNA 3.0
GCN 5.1
GPU Name
Aqua Vanjaram
Vega 20
Generation
Instinct (MIx)
Vega II
(Radeon VII)
Process Size
5 nm
7 nm
Transistors
153,000 million
13,230 million
Die Size
1017 mm²
331 mm²
Foundry
TSMC
TSMC
Density
150.4M / mm²
40.0M / mm²
AMD MCM
MCM
2
—
API Support
DirectX
—
12 (12_1)
OpenGL
—
4.6
Vulkan
—
1.3
OpenCL
3.0
2.1
Shader Model
—
6.7
Physical
Slot Width
OAM Module
Dual-slot
Length
—
280 mm
11 inches
Height
—
125 mm
4.9 inches
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Other
Launch Price
—
699 USD
Production
—
End-of-life
Predecessor
Radeon Instinct
Vega
Successor
—
Navi