GPU Comparison
RADEON
AMD Radeon Instinct MI250X
CORE STATE
Aldebaran
VRAM
128 GB
CLOCK SPEED
1700 MHz
TDP
500 W
BUS WIDTH
8192 bit
ARCHITECTURE
CDNA 2.0
PROCESS
6 nm
LAUNCH DATE
2021
VS
GPU
Arc A350M
CORE STATE
DG2-128
VRAM
4 GB
CLOCK SPEED
2200 MHz
TDP
25 W
BUS WIDTH
64 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Instinct MI250X
A350M
Core Specs
Shading Units
14,080
768
-94.5%
Shaders
14,080
768
-94.5%
TMUs
880
48
-94.5%
ROPs
0
24
+∞%
Compute Units
220
—
Execution Units
—
96
Clocks
Base Clock
1000 MHz
1150 MHz
Boost Clock
1700 MHz
2200 MHz
Memory Clock
1600 MHz
3.2 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
128 GB
4 GB
VRAM (MB)
131,072
4,096
-96.9%
Memory Type
HBM2e
GDDR6
Memory Bus
8192 bit
64 bit
Bandwidth
3.28 TB/s
112.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
16 MB
4 MB
Performance
Pixel Rate
0 MPixel/s
52.80 GPixel/s
Texture Rate
1,496.0 GTexel/s
105.6 GTexel/s
FP32 (TFLOPS)
47.87 TFLOPS
3.379 TFLOPS
FP64 (TFLOPS)
47.87 TFLOPS (1:1)
844.8 GFLOPS (1:4)
FP16 (TFLOPS)
383.0 TFLOPS (8:1)
6.758 TFLOPS (2:1)
AI/RT
RT Cores
—
6
XMX Cores
—
96
Power
TDP
500 W
25 W
TDP (W)
500
25
-95.0%
Suggested PSU
900 W
—
Power Connectors
2x 8-pin
—
Architecture
Architecture
CDNA 2.0
Xe-HPG
GPU Name
Aldebaran
DG2-128
Generation
Radeon Instinct
(MIx)
Alchemist
(Arc 3 Mobile)
Process Size
6 nm
6 nm
Transistors
58,200 million
7,200 million
Die Size
724 mm²
157 mm²
Foundry
TSMC
TSMC
Density
80.4M / mm²
45.9M / mm²
AMD MCM
MCM
2
—
API Support
DirectX
—
12 Ultimate (12_2)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
Shader Model
—
6.6
Physical
Slot Width
Dual-slot
IGP
Length
267 mm
10.5 inches
—
Height
111 mm
4.4 inches
—
Outputs
No outputs
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Other
Production
—
End-of-life
Predecessor
FirePro Data Center
—