AMD Radeon Instinct MI250 vs AMD Radeon R7 265X OEM
GPU · Specs Compare
Graphics Card
Release Date
Nov 2021
Aug 2014
Generation
Radeon Instinct
Volcanic Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1000 MHz
900 MHz
Boost Clock
1700 MHz
925 MHz
Memory Clock
1600 MHz
1400 MHz
Memory
Memory Size
128GB
2GB
Memory Type
HBM2e
GDDR5
Memory Bus
8192bit
256bit
Bandwidth
3277GB/s
179.2GB/s
Render Config
Compute Units
208
20
Shading Units
13312
1280
TMUs
832
80
ROPs
0
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
16 MB
512 KB
Theoretical Performance
Pixel Rate
0 MPixel/s
29.60 GPixel/s
Texture Rate
1414 GTexel/s
74.00 GTexel/s
FP16 (half)
362.1 TFLOPS
—
FP32 (float)
45.26 TFLOPS
2.368 TFLOPS
FP64 (double)
45.26 TFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
Aldebaran
Curacao
GPU Variant
Aldebaran
Curacao PRO(215-0848000)
Architecture
CDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
58.2 billion
2.8 billion
Die Size
Unknown
212 mm²
Board Design
TDP
500W
150W
Suggested PSU
900 W
450 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
2x 8-pin
1x 6-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
1.2
Vulkan
N/A
1.2
Shader Model
N/A
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.