Radeon Instinct MI250 vs Data Center GPU Flex 140
We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250 and 6GB VRAM Data Center GPU Flex 140 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Instinct MI250 Advantages
More VRAM (128GB vs 6GB)
Larger VRAM bandwidth (3277GB/s vs 186.0GB/s)
12288 additional rendering cores
Data Center GPU Flex 140 Advantages
Released 9 months late
Boost Clock has increased by 15% (1950MHz vs 1700MHz)
Lower TDP (75W vs 500W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI250
+1033%
45260
Data Center GPU Flex 140
3994
Graphics Card
Nov 2021
Release Date
Aug 2022
Radeon Instinct
Generation
Data Center GPU
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1000 MHz
Base Clock
1600 MHz
1700 MHz
Boost Clock
1950 MHz
1600 MHz
Memory Clock
1937 MHz
Memory
128GB
Memory Size
6GB
HBM2e
Memory Type
GDDR6
8192bit
Memory Bus
96bit
3277GB/s
Bandwidth
186.0GB/s
Render Config
208
Compute Units
-
13312
Shading Units
1024
832
TMUs
64
0
ROPs
32
-
RT Cores
8
16 KB (per CU)
L1 Cache
-
16 MB
L2 Cache
4 MB
Theoretical Performance
0 MPixel/s
Pixel Rate
62.40 GPixel/s
1414 GTexel/s
Texture Rate
124.8 GTexel/s
362.1 TFLOPS
FP16 (half)
7.987 TFLOPS
45.26 TFLOPS
FP32 (float)
3.994 TFLOPS
45.26 TFLOPS
FP64 (double)
-
Board Design
500W
TDP
75W
900 W
Suggested PSU
250 W
No outputs
Outputs
1x HDMI 2.1
3x DisplayPort 2.0
3x DisplayPort 2.0
2x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
Aldebaran
GPU Name
DG2-128
Aldebaran
GPU Variant
ACM-G11
CDNA 2.0
Architecture
Generation 12.7
TSMC
Foundry
TSMC
6 nm
Process Size
6 nm
58.2 billion
Transistors
7.2 billion
Unknown
Die Size
157 mm²
Graphics Features
N/A
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
3.0
OpenCL
3.0
N/A
Vulkan
1.3
N/A
Shader Model
6.6
